--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Autoloads Twig classes.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Autoloader
+{
+ /**
+ * Registers Twig_Autoloader as an SPL autoloader.
+ *
+ * @param Boolean $prepend Whether to prepend the autoloader or not.
+ */
+ public static function register($prepend = false)
+ {
+ if (version_compare(phpversion(), '5.3.0', '>=')) {
+ spl_autoload_register(array(new self, 'autoload'), true, $prepend);
+ } else {
+ spl_autoload_register(array(new self, 'autoload'));
+ }
+ }
+
+ /**
+ * Handles autoloading of classes.
+ *
+ * @param string $class A class name.
+ */
+ public static function autoload($class)
+ {
+ if (0 !== strpos($class, 'Twig')) {
+ return;
+ }
+
+ if (is_file($file = dirname(__FILE__).'/../'.str_replace(array('_', "\0"), array('/', ''), $class).'.php')) {
+ require $file;
+ }
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Compiles a node to PHP code.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Compiler implements Twig_CompilerInterface
+{
+ protected $lastLine;
+ protected $source;
+ protected $indentation;
+ protected $env;
+ protected $debugInfo;
+ protected $sourceOffset;
+ protected $sourceLine;
+ protected $filename;
+
+ /**
+ * Constructor.
+ *
+ * @param Twig_Environment $env The twig environment instance
+ */
+ public function __construct(Twig_Environment $env)
+ {
+ $this->env = $env;
+ $this->debugInfo = array();
+ }
+
+ public function getFilename()
+ {
+ return $this->filename;
+ }
+
+ /**
+ * Returns the environment instance related to this compiler.
+ *
+ * @return Twig_Environment The environment instance
+ */
+ public function getEnvironment()
+ {
+ return $this->env;
+ }
+
+ /**
+ * Gets the current PHP code after compilation.
+ *
+ * @return string The PHP code
+ */
+ public function getSource()
+ {
+ return $this->source;
+ }
+
+ /**
+ * Compiles a node.
+ *
+ * @param Twig_NodeInterface $node The node to compile
+ * @param integer $indentation The current indentation
+ *
+ * @return Twig_Compiler The current compiler instance
+ */
+ public function compile(Twig_NodeInterface $node, $indentation = 0)
+ {
+ $this->lastLine = null;
+ $this->source = '';
+ $this->sourceOffset = 0;
+ // source code starts at 1 (as we then increment it when we encounter new lines)
+ $this->sourceLine = 1;
+ $this->indentation = $indentation;
+
+ if ($node instanceof Twig_Node_Module) {
+ $this->filename = $node->getAttribute('filename');
+ }
+
+ $node->compile($this);
+
+ return $this;
+ }
+
+ public function subcompile(Twig_NodeInterface $node, $raw = true)
+ {
+ if (false === $raw) {
+ $this->addIndentation();
+ }
+
+ $node->compile($this);
+
+ return $this;
+ }
+
+ /**
+ * Adds a raw string to the compiled code.
+ *
+ * @param string $string The string
+ *
+ * @return Twig_Compiler The current compiler instance
+ */
+ public function raw($string)
+ {
+ $this->source .= $string;
+
+ return $this;
+ }
+
+ /**
+ * Writes a string to the compiled code by adding indentation.
+ *
+ * @return Twig_Compiler The current compiler instance
+ */
+ public function write()
+ {
+ $strings = func_get_args();
+ foreach ($strings as $string) {
+ $this->addIndentation();
+ $this->source .= $string;
+ }
+
+ return $this;
+ }
+
+ /**
+ * Appends an indentation to the current PHP code after compilation.
+ *
+ * @return Twig_Compiler The current compiler instance
+ */
+ public function addIndentation()
+ {
+ $this->source .= str_repeat(' ', $this->indentation * 4);
+
+ return $this;
+ }
+
+ /**
+ * Adds a quoted string to the compiled code.
+ *
+ * @param string $value The string
+ *
+ * @return Twig_Compiler The current compiler instance
+ */
+ public function string($value)
+ {
+ $this->source .= sprintf('"%s"', addcslashes($value, "\0\t\"\$\\"));
+
+ return $this;
+ }
+
+ /**
+ * Returns a PHP representation of a given value.
+ *
+ * @param mixed $value The value to convert
+ *
+ * @return Twig_Compiler The current compiler instance
+ */
+ public function repr($value)
+ {
+ if (is_int($value) || is_float($value)) {
+ if (false !== $locale = setlocale(LC_NUMERIC, 0)) {
+ setlocale(LC_NUMERIC, 'C');
+ }
+
+ $this->raw($value);
+
+ if (false !== $locale) {
+ setlocale(LC_NUMERIC, $locale);
+ }
+ } elseif (null === $value) {
+ $this->raw('null');
+ } elseif (is_bool($value)) {
+ $this->raw($value ? 'true' : 'false');
+ } elseif (is_array($value)) {
+ $this->raw('array(');
+ $i = 0;
+ foreach ($value as $key => $value) {
+ if ($i++) {
+ $this->raw(', ');
+ }
+ $this->repr($key);
+ $this->raw(' => ');
+ $this->repr($value);
+ }
+ $this->raw(')');
+ } else {
+ $this->string($value);
+ }
+
+ return $this;
+ }
+
+ /**
+ * Adds debugging information.
+ *
+ * @param Twig_NodeInterface $node The related twig node
+ *
+ * @return Twig_Compiler The current compiler instance
+ */
+ public function addDebugInfo(Twig_NodeInterface $node)
+ {
+ if ($node->getLine() != $this->lastLine) {
+ $this->write("// line {$node->getLine()}\n");
+
+ // when mbstring.func_overload is set to 2
+ // mb_substr_count() replaces substr_count()
+ // but they have different signatures!
+ if (((int) ini_get('mbstring.func_overload')) & 2) {
+ // this is much slower than the "right" version
+ $this->sourceLine += mb_substr_count(mb_substr($this->source, $this->sourceOffset), "\n");
+ } else {
+ $this->sourceLine += substr_count($this->source, "\n", $this->sourceOffset);
+ }
+ $this->sourceOffset = strlen($this->source);
+ $this->debugInfo[$this->sourceLine] = $node->getLine();
+
+ $this->lastLine = $node->getLine();
+ }
+
+ return $this;
+ }
+
+ public function getDebugInfo()
+ {
+ return $this->debugInfo;
+ }
+
+ /**
+ * Indents the generated code.
+ *
+ * @param integer $step The number of indentation to add
+ *
+ * @return Twig_Compiler The current compiler instance
+ */
+ public function indent($step = 1)
+ {
+ $this->indentation += $step;
+
+ return $this;
+ }
+
+ /**
+ * Outdents the generated code.
+ *
+ * @param integer $step The number of indentation to remove
+ *
+ * @return Twig_Compiler The current compiler instance
+ */
+ public function outdent($step = 1)
+ {
+ // can't outdent by more steps than the current indentation level
+ if ($this->indentation < $step) {
+ throw new LogicException('Unable to call outdent() as the indentation would become negative');
+ }
+
+ $this->indentation -= $step;
+
+ return $this;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Interface implemented by compiler classes.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+interface Twig_CompilerInterface
+{
+ /**
+ * Compiles a node.
+ *
+ * @param Twig_NodeInterface $node The node to compile
+ *
+ * @return Twig_CompilerInterface The current compiler instance
+ */
+ public function compile(Twig_NodeInterface $node);
+
+ /**
+ * Gets the current PHP code after compilation.
+ *
+ * @return string The PHP code
+ */
+ public function getSource();
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Stores the Twig configuration.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Environment
+{
+ const VERSION = '1.13.1';
+
+ protected $charset;
+ protected $loader;
+ protected $debug;
+ protected $autoReload;
+ protected $cache;
+ protected $lexer;
+ protected $parser;
+ protected $compiler;
+ protected $baseTemplateClass;
+ protected $extensions;
+ protected $parsers;
+ protected $visitors;
+ protected $filters;
+ protected $tests;
+ protected $functions;
+ protected $globals;
+ protected $runtimeInitialized;
+ protected $extensionInitialized;
+ protected $loadedTemplates;
+ protected $strictVariables;
+ protected $unaryOperators;
+ protected $binaryOperators;
+ protected $templateClassPrefix = '__TwigTemplate_';
+ protected $functionCallbacks;
+ protected $filterCallbacks;
+ protected $staging;
+
+ /**
+ * Constructor.
+ *
+ * Available options:
+ *
+ * * debug: When set to true, it automatically set "auto_reload" to true as
+ * well (default to false).
+ *
+ * * charset: The charset used by the templates (default to UTF-8).
+ *
+ * * base_template_class: The base template class to use for generated
+ * templates (default to Twig_Template).
+ *
+ * * cache: An absolute path where to store the compiled templates, or
+ * false to disable compilation cache (default).
+ *
+ * * auto_reload: Whether to reload the template is the original source changed.
+ * If you don't provide the auto_reload option, it will be
+ * determined automatically base on the debug value.
+ *
+ * * strict_variables: Whether to ignore invalid variables in templates
+ * (default to false).
+ *
+ * * autoescape: Whether to enable auto-escaping (default to html):
+ * * false: disable auto-escaping
+ * * true: equivalent to html
+ * * html, js: set the autoescaping to one of the supported strategies
+ * * PHP callback: a PHP callback that returns an escaping strategy based on the template "filename"
+ *
+ * * optimizations: A flag that indicates which optimizations to apply
+ * (default to -1 which means that all optimizations are enabled;
+ * set it to 0 to disable).
+ *
+ * @param Twig_LoaderInterface $loader A Twig_LoaderInterface instance
+ * @param array $options An array of options
+ */
+ public function __construct(Twig_LoaderInterface $loader = null, $options = array())
+ {
+ if (null !== $loader) {
+ $this->setLoader($loader);
+ }
+
+ $options = array_merge(array(
+ 'debug' => false,
+ 'charset' => 'UTF-8',
+ 'base_template_class' => 'Twig_Template',
+ 'strict_variables' => false,
+ 'autoescape' => 'html',
+ 'cache' => false,
+ 'auto_reload' => null,
+ 'optimizations' => -1,
+ ), $options);
+
+ $this->debug = (bool) $options['debug'];
+ $this->charset = strtoupper($options['charset']);
+ $this->baseTemplateClass = $options['base_template_class'];
+ $this->autoReload = null === $options['auto_reload'] ? $this->debug : (bool) $options['auto_reload'];
+ $this->strictVariables = (bool) $options['strict_variables'];
+ $this->runtimeInitialized = false;
+ $this->setCache($options['cache']);
+ $this->functionCallbacks = array();
+ $this->filterCallbacks = array();
+
+ $this->addExtension(new Twig_Extension_Core());
+ $this->addExtension(new Twig_Extension_Escaper($options['autoescape']));
+ $this->addExtension(new Twig_Extension_Optimizer($options['optimizations']));
+ $this->extensionInitialized = false;
+ $this->staging = new Twig_Extension_Staging();
+ }
+
+ /**
+ * Gets the base template class for compiled templates.
+ *
+ * @return string The base template class name
+ */
+ public function getBaseTemplateClass()
+ {
+ return $this->baseTemplateClass;
+ }
+
+ /**
+ * Sets the base template class for compiled templates.
+ *
+ * @param string $class The base template class name
+ */
+ public function setBaseTemplateClass($class)
+ {
+ $this->baseTemplateClass = $class;
+ }
+
+ /**
+ * Enables debugging mode.
+ */
+ public function enableDebug()
+ {
+ $this->debug = true;
+ }
+
+ /**
+ * Disables debugging mode.
+ */
+ public function disableDebug()
+ {
+ $this->debug = false;
+ }
+
+ /**
+ * Checks if debug mode is enabled.
+ *
+ * @return Boolean true if debug mode is enabled, false otherwise
+ */
+ public function isDebug()
+ {
+ return $this->debug;
+ }
+
+ /**
+ * Enables the auto_reload option.
+ */
+ public function enableAutoReload()
+ {
+ $this->autoReload = true;
+ }
+
+ /**
+ * Disables the auto_reload option.
+ */
+ public function disableAutoReload()
+ {
+ $this->autoReload = false;
+ }
+
+ /**
+ * Checks if the auto_reload option is enabled.
+ *
+ * @return Boolean true if auto_reload is enabled, false otherwise
+ */
+ public function isAutoReload()
+ {
+ return $this->autoReload;
+ }
+
+ /**
+ * Enables the strict_variables option.
+ */
+ public function enableStrictVariables()
+ {
+ $this->strictVariables = true;
+ }
+
+ /**
+ * Disables the strict_variables option.
+ */
+ public function disableStrictVariables()
+ {
+ $this->strictVariables = false;
+ }
+
+ /**
+ * Checks if the strict_variables option is enabled.
+ *
+ * @return Boolean true if strict_variables is enabled, false otherwise
+ */
+ public function isStrictVariables()
+ {
+ return $this->strictVariables;
+ }
+
+ /**
+ * Gets the cache directory or false if cache is disabled.
+ *
+ * @return string|false
+ */
+ public function getCache()
+ {
+ return $this->cache;
+ }
+
+ /**
+ * Sets the cache directory or false if cache is disabled.
+ *
+ * @param string|false $cache The absolute path to the compiled templates,
+ * or false to disable cache
+ */
+ public function setCache($cache)
+ {
+ $this->cache = $cache ? $cache : false;
+ }
+
+ /**
+ * Gets the cache filename for a given template.
+ *
+ * @param string $name The template name
+ *
+ * @return string The cache file name
+ */
+ public function getCacheFilename($name)
+ {
+ if (false === $this->cache) {
+ return false;
+ }
+
+ $class = substr($this->getTemplateClass($name), strlen($this->templateClassPrefix));
+
+ return $this->getCache().'/'.substr($class, 0, 2).'/'.substr($class, 2, 2).'/'.substr($class, 4).'.php';
+ }
+
+ /**
+ * Gets the template class associated with the given string.
+ *
+ * @param string $name The name for which to calculate the template class name
+ * @param integer $index The index if it is an embedded template
+ *
+ * @return string The template class name
+ */
+ public function getTemplateClass($name, $index = null)
+ {
+ return $this->templateClassPrefix.md5($this->getLoader()->getCacheKey($name)).(null === $index ? '' : '_'.$index);
+ }
+
+ /**
+ * Gets the template class prefix.
+ *
+ * @return string The template class prefix
+ */
+ public function getTemplateClassPrefix()
+ {
+ return $this->templateClassPrefix;
+ }
+
+ /**
+ * Renders a template.
+ *
+ * @param string $name The template name
+ * @param array $context An array of parameters to pass to the template
+ *
+ * @return string The rendered template
+ */
+ public function render($name, array $context = array())
+ {
+ return $this->loadTemplate($name)->render($context);
+ }
+
+ /**
+ * Displays a template.
+ *
+ * @param string $name The template name
+ * @param array $context An array of parameters to pass to the template
+ */
+ public function display($name, array $context = array())
+ {
+ $this->loadTemplate($name)->display($context);
+ }
+
+ /**
+ * Loads a template by name.
+ *
+ * @param string $name The template name
+ * @param integer $index The index if it is an embedded template
+ *
+ * @return Twig_TemplateInterface A template instance representing the given template name
+ */
+ public function loadTemplate($name, $index = null)
+ {
+ $cls = $this->getTemplateClass($name, $index);
+
+ if (isset($this->loadedTemplates[$cls])) {
+ return $this->loadedTemplates[$cls];
+ }
+
+ if (!class_exists($cls, false)) {
+ if (false === $cache = $this->getCacheFilename($name)) {
+ eval('?>'.$this->compileSource($this->getLoader()->getSource($name), $name));
+ } else {
+ if (!is_file($cache) || ($this->isAutoReload() && !$this->isTemplateFresh($name, filemtime($cache)))) {
+ $this->writeCacheFile($cache, $this->compileSource($this->getLoader()->getSource($name), $name));
+ }
+
+ require_once $cache;
+ }
+ }
+
+ if (!$this->runtimeInitialized) {
+ $this->initRuntime();
+ }
+
+ return $this->loadedTemplates[$cls] = new $cls($this);
+ }
+
+ /**
+ * Returns true if the template is still fresh.
+ *
+ * Besides checking the loader for freshness information,
+ * this method also checks if the enabled extensions have
+ * not changed.
+ *
+ * @param string $name The template name
+ * @param timestamp $time The last modification time of the cached template
+ *
+ * @return Boolean true if the template is fresh, false otherwise
+ */
+ public function isTemplateFresh($name, $time)
+ {
+ foreach ($this->extensions as $extension) {
+ $r = new ReflectionObject($extension);
+ if (filemtime($r->getFileName()) > $time) {
+ return false;
+ }
+ }
+
+ return $this->getLoader()->isFresh($name, $time);
+ }
+
+ public function resolveTemplate($names)
+ {
+ if (!is_array($names)) {
+ $names = array($names);
+ }
+
+ foreach ($names as $name) {
+ if ($name instanceof Twig_Template) {
+ return $name;
+ }
+
+ try {
+ return $this->loadTemplate($name);
+ } catch (Twig_Error_Loader $e) {
+ }
+ }
+
+ if (1 === count($names)) {
+ throw $e;
+ }
+
+ throw new Twig_Error_Loader(sprintf('Unable to find one of the following templates: "%s".', implode('", "', $names)));
+ }
+
+ /**
+ * Clears the internal template cache.
+ */
+ public function clearTemplateCache()
+ {
+ $this->loadedTemplates = array();
+ }
+
+ /**
+ * Clears the template cache files on the filesystem.
+ */
+ public function clearCacheFiles()
+ {
+ if (false === $this->cache) {
+ return;
+ }
+
+ foreach (new RecursiveIteratorIterator(new RecursiveDirectoryIterator($this->cache), RecursiveIteratorIterator::LEAVES_ONLY) as $file) {
+ if ($file->isFile()) {
+ @unlink($file->getPathname());
+ }
+ }
+ }
+
+ /**
+ * Gets the Lexer instance.
+ *
+ * @return Twig_LexerInterface A Twig_LexerInterface instance
+ */
+ public function getLexer()
+ {
+ if (null === $this->lexer) {
+ $this->lexer = new Twig_Lexer($this);
+ }
+
+ return $this->lexer;
+ }
+
+ /**
+ * Sets the Lexer instance.
+ *
+ * @param Twig_LexerInterface A Twig_LexerInterface instance
+ */
+ public function setLexer(Twig_LexerInterface $lexer)
+ {
+ $this->lexer = $lexer;
+ }
+
+ /**
+ * Tokenizes a source code.
+ *
+ * @param string $source The template source code
+ * @param string $name The template name
+ *
+ * @return Twig_TokenStream A Twig_TokenStream instance
+ */
+ public function tokenize($source, $name = null)
+ {
+ return $this->getLexer()->tokenize($source, $name);
+ }
+
+ /**
+ * Gets the Parser instance.
+ *
+ * @return Twig_ParserInterface A Twig_ParserInterface instance
+ */
+ public function getParser()
+ {
+ if (null === $this->parser) {
+ $this->parser = new Twig_Parser($this);
+ }
+
+ return $this->parser;
+ }
+
+ /**
+ * Sets the Parser instance.
+ *
+ * @param Twig_ParserInterface A Twig_ParserInterface instance
+ */
+ public function setParser(Twig_ParserInterface $parser)
+ {
+ $this->parser = $parser;
+ }
+
+ /**
+ * Parses a token stream.
+ *
+ * @param Twig_TokenStream $tokens A Twig_TokenStream instance
+ *
+ * @return Twig_Node_Module A Node tree
+ */
+ public function parse(Twig_TokenStream $tokens)
+ {
+ return $this->getParser()->parse($tokens);
+ }
+
+ /**
+ * Gets the Compiler instance.
+ *
+ * @return Twig_CompilerInterface A Twig_CompilerInterface instance
+ */
+ public function getCompiler()
+ {
+ if (null === $this->compiler) {
+ $this->compiler = new Twig_Compiler($this);
+ }
+
+ return $this->compiler;
+ }
+
+ /**
+ * Sets the Compiler instance.
+ *
+ * @param Twig_CompilerInterface $compiler A Twig_CompilerInterface instance
+ */
+ public function setCompiler(Twig_CompilerInterface $compiler)
+ {
+ $this->compiler = $compiler;
+ }
+
+ /**
+ * Compiles a Node.
+ *
+ * @param Twig_NodeInterface $node A Twig_NodeInterface instance
+ *
+ * @return string The compiled PHP source code
+ */
+ public function compile(Twig_NodeInterface $node)
+ {
+ return $this->getCompiler()->compile($node)->getSource();
+ }
+
+ /**
+ * Compiles a template source code.
+ *
+ * @param string $source The template source code
+ * @param string $name The template name
+ *
+ * @return string The compiled PHP source code
+ */
+ public function compileSource($source, $name = null)
+ {
+ try {
+ return $this->compile($this->parse($this->tokenize($source, $name)));
+ } catch (Twig_Error $e) {
+ $e->setTemplateFile($name);
+ throw $e;
+ } catch (Exception $e) {
+ throw new Twig_Error_Runtime(sprintf('An exception has been thrown during the compilation of a template ("%s").', $e->getMessage()), -1, $name, $e);
+ }
+ }
+
+ /**
+ * Sets the Loader instance.
+ *
+ * @param Twig_LoaderInterface $loader A Twig_LoaderInterface instance
+ */
+ public function setLoader(Twig_LoaderInterface $loader)
+ {
+ $this->loader = $loader;
+ }
+
+ /**
+ * Gets the Loader instance.
+ *
+ * @return Twig_LoaderInterface A Twig_LoaderInterface instance
+ */
+ public function getLoader()
+ {
+ if (null === $this->loader) {
+ throw new LogicException('You must set a loader first.');
+ }
+
+ return $this->loader;
+ }
+
+ /**
+ * Sets the default template charset.
+ *
+ * @param string $charset The default charset
+ */
+ public function setCharset($charset)
+ {
+ $this->charset = strtoupper($charset);
+ }
+
+ /**
+ * Gets the default template charset.
+ *
+ * @return string The default charset
+ */
+ public function getCharset()
+ {
+ return $this->charset;
+ }
+
+ /**
+ * Initializes the runtime environment.
+ */
+ public function initRuntime()
+ {
+ $this->runtimeInitialized = true;
+
+ foreach ($this->getExtensions() as $extension) {
+ $extension->initRuntime($this);
+ }
+ }
+
+ /**
+ * Returns true if the given extension is registered.
+ *
+ * @param string $name The extension name
+ *
+ * @return Boolean Whether the extension is registered or not
+ */
+ public function hasExtension($name)
+ {
+ return isset($this->extensions[$name]);
+ }
+
+ /**
+ * Gets an extension by name.
+ *
+ * @param string $name The extension name
+ *
+ * @return Twig_ExtensionInterface A Twig_ExtensionInterface instance
+ */
+ public function getExtension($name)
+ {
+ if (!isset($this->extensions[$name])) {
+ throw new Twig_Error_Runtime(sprintf('The "%s" extension is not enabled.', $name));
+ }
+
+ return $this->extensions[$name];
+ }
+
+ /**
+ * Registers an extension.
+ *
+ * @param Twig_ExtensionInterface $extension A Twig_ExtensionInterface instance
+ */
+ public function addExtension(Twig_ExtensionInterface $extension)
+ {
+ if ($this->extensionInitialized) {
+ throw new LogicException(sprintf('Unable to register extension "%s" as extensions have already been initialized.', $extension->getName()));
+ }
+
+ $this->extensions[$extension->getName()] = $extension;
+ }
+
+ /**
+ * Removes an extension by name.
+ *
+ * This method is deprecated and you should not use it.
+ *
+ * @param string $name The extension name
+ *
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+ public function removeExtension($name)
+ {
+ if ($this->extensionInitialized) {
+ throw new LogicException(sprintf('Unable to remove extension "%s" as extensions have already been initialized.', $name));
+ }
+
+ unset($this->extensions[$name]);
+ }
+
+ /**
+ * Registers an array of extensions.
+ *
+ * @param array $extensions An array of extensions
+ */
+ public function setExtensions(array $extensions)
+ {
+ foreach ($extensions as $extension) {
+ $this->addExtension($extension);
+ }
+ }
+
+ /**
+ * Returns all registered extensions.
+ *
+ * @return array An array of extensions
+ */
+ public function getExtensions()
+ {
+ return $this->extensions;
+ }
+
+ /**
+ * Registers a Token Parser.
+ *
+ * @param Twig_TokenParserInterface $parser A Twig_TokenParserInterface instance
+ */
+ public function addTokenParser(Twig_TokenParserInterface $parser)
+ {
+ if ($this->extensionInitialized) {
+ throw new LogicException('Unable to add a token parser as extensions have already been initialized.');
+ }
+
+ $this->staging->addTokenParser($parser);
+ }
+
+ /**
+ * Gets the registered Token Parsers.
+ *
+ * @return Twig_TokenParserBrokerInterface A broker containing token parsers
+ */
+ public function getTokenParsers()
+ {
+ if (!$this->extensionInitialized) {
+ $this->initExtensions();
+ }
+
+ return $this->parsers;
+ }
+
+ /**
+ * Gets registered tags.
+ *
+ * Be warned that this method cannot return tags defined by Twig_TokenParserBrokerInterface classes.
+ *
+ * @return Twig_TokenParserInterface[] An array of Twig_TokenParserInterface instances
+ */
+ public function getTags()
+ {
+ $tags = array();
+ foreach ($this->getTokenParsers()->getParsers() as $parser) {
+ if ($parser instanceof Twig_TokenParserInterface) {
+ $tags[$parser->getTag()] = $parser;
+ }
+ }
+
+ return $tags;
+ }
+
+ /**
+ * Registers a Node Visitor.
+ *
+ * @param Twig_NodeVisitorInterface $visitor A Twig_NodeVisitorInterface instance
+ */
+ public function addNodeVisitor(Twig_NodeVisitorInterface $visitor)
+ {
+ if ($this->extensionInitialized) {
+ throw new LogicException('Unable to add a node visitor as extensions have already been initialized.', $extension->getName());
+ }
+
+ $this->staging->addNodeVisitor($visitor);
+ }
+
+ /**
+ * Gets the registered Node Visitors.
+ *
+ * @return Twig_NodeVisitorInterface[] An array of Twig_NodeVisitorInterface instances
+ */
+ public function getNodeVisitors()
+ {
+ if (!$this->extensionInitialized) {
+ $this->initExtensions();
+ }
+
+ return $this->visitors;
+ }
+
+ /**
+ * Registers a Filter.
+ *
+ * @param string|Twig_SimpleFilter $name The filter name or a Twig_SimpleFilter instance
+ * @param Twig_FilterInterface|Twig_SimpleFilter $filter A Twig_FilterInterface instance or a Twig_SimpleFilter instance
+ */
+ public function addFilter($name, $filter = null)
+ {
+ if (!$name instanceof Twig_SimpleFilter && !($filter instanceof Twig_SimpleFilter || $filter instanceof Twig_FilterInterface)) {
+ throw new LogicException('A filter must be an instance of Twig_FilterInterface or Twig_SimpleFilter');
+ }
+
+ if ($name instanceof Twig_SimpleFilter) {
+ $filter = $name;
+ $name = $filter->getName();
+ }
+
+ if ($this->extensionInitialized) {
+ throw new LogicException(sprintf('Unable to add filter "%s" as extensions have already been initialized.', $name));
+ }
+
+ $this->staging->addFilter($name, $filter);
+ }
+
+ /**
+ * Get a filter by name.
+ *
+ * Subclasses may override this method and load filters differently;
+ * so no list of filters is available.
+ *
+ * @param string $name The filter name
+ *
+ * @return Twig_Filter|false A Twig_Filter instance or false if the filter does not exist
+ */
+ public function getFilter($name)
+ {
+ if (!$this->extensionInitialized) {
+ $this->initExtensions();
+ }
+
+ if (isset($this->filters[$name])) {
+ return $this->filters[$name];
+ }
+
+ foreach ($this->filters as $pattern => $filter) {
+ $pattern = str_replace('\\*', '(.*?)', preg_quote($pattern, '#'), $count);
+
+ if ($count) {
+ if (preg_match('#^'.$pattern.'$#', $name, $matches)) {
+ array_shift($matches);
+ $filter->setArguments($matches);
+
+ return $filter;
+ }
+ }
+ }
+
+ foreach ($this->filterCallbacks as $callback) {
+ if (false !== $filter = call_user_func($callback, $name)) {
+ return $filter;
+ }
+ }
+
+ return false;
+ }
+
+ public function registerUndefinedFilterCallback($callable)
+ {
+ $this->filterCallbacks[] = $callable;
+ }
+
+ /**
+ * Gets the registered Filters.
+ *
+ * Be warned that this method cannot return filters defined with registerUndefinedFunctionCallback.
+ *
+ * @return Twig_FilterInterface[] An array of Twig_FilterInterface instances
+ *
+ * @see registerUndefinedFilterCallback
+ */
+ public function getFilters()
+ {
+ if (!$this->extensionInitialized) {
+ $this->initExtensions();
+ }
+
+ return $this->filters;
+ }
+
+ /**
+ * Registers a Test.
+ *
+ * @param string|Twig_SimpleTest $name The test name or a Twig_SimpleTest instance
+ * @param Twig_TestInterface|Twig_SimpleTest $test A Twig_TestInterface instance or a Twig_SimpleTest instance
+ */
+ public function addTest($name, $test = null)
+ {
+ if (!$name instanceof Twig_SimpleTest && !($test instanceof Twig_SimpleTest || $test instanceof Twig_TestInterface)) {
+ throw new LogicException('A test must be an instance of Twig_TestInterface or Twig_SimpleTest');
+ }
+
+ if ($name instanceof Twig_SimpleTest) {
+ $test = $name;
+ $name = $test->getName();
+ }
+
+ if ($this->extensionInitialized) {
+ throw new LogicException(sprintf('Unable to add test "%s" as extensions have already been initialized.', $name));
+ }
+
+ $this->staging->addTest($name, $test);
+ }
+
+ /**
+ * Gets the registered Tests.
+ *
+ * @return Twig_TestInterface[] An array of Twig_TestInterface instances
+ */
+ public function getTests()
+ {
+ if (!$this->extensionInitialized) {
+ $this->initExtensions();
+ }
+
+ return $this->tests;
+ }
+
+ /**
+ * Gets a test by name.
+ *
+ * @param string $name The test name
+ *
+ * @return Twig_Test|false A Twig_Test instance or false if the test does not exist
+ */
+ public function getTest($name)
+ {
+ if (!$this->extensionInitialized) {
+ $this->initExtensions();
+ }
+
+ if (isset($this->tests[$name])) {
+ return $this->tests[$name];
+ }
+
+ return false;
+ }
+
+ /**
+ * Registers a Function.
+ *
+ * @param string|Twig_SimpleFunction $name The function name or a Twig_SimpleFunction instance
+ * @param Twig_FunctionInterface|Twig_SimpleFunction $function A Twig_FunctionInterface instance or a Twig_SimpleFunction instance
+ */
+ public function addFunction($name, $function = null)
+ {
+ if (!$name instanceof Twig_SimpleFunction && !($function instanceof Twig_SimpleFunction || $function instanceof Twig_FunctionInterface)) {
+ throw new LogicException('A function must be an instance of Twig_FunctionInterface or Twig_SimpleFunction');
+ }
+
+ if ($name instanceof Twig_SimpleFunction) {
+ $function = $name;
+ $name = $function->getName();
+ }
+
+ if ($this->extensionInitialized) {
+ throw new LogicException(sprintf('Unable to add function "%s" as extensions have already been initialized.', $name));
+ }
+
+ $this->staging->addFunction($name, $function);
+ }
+
+ /**
+ * Get a function by name.
+ *
+ * Subclasses may override this method and load functions differently;
+ * so no list of functions is available.
+ *
+ * @param string $name function name
+ *
+ * @return Twig_Function|false A Twig_Function instance or false if the function does not exist
+ */
+ public function getFunction($name)
+ {
+ if (!$this->extensionInitialized) {
+ $this->initExtensions();
+ }
+
+ if (isset($this->functions[$name])) {
+ return $this->functions[$name];
+ }
+
+ foreach ($this->functions as $pattern => $function) {
+ $pattern = str_replace('\\*', '(.*?)', preg_quote($pattern, '#'), $count);
+
+ if ($count) {
+ if (preg_match('#^'.$pattern.'$#', $name, $matches)) {
+ array_shift($matches);
+ $function->setArguments($matches);
+
+ return $function;
+ }
+ }
+ }
+
+ foreach ($this->functionCallbacks as $callback) {
+ if (false !== $function = call_user_func($callback, $name)) {
+ return $function;
+ }
+ }
+
+ return false;
+ }
+
+ public function registerUndefinedFunctionCallback($callable)
+ {
+ $this->functionCallbacks[] = $callable;
+ }
+
+ /**
+ * Gets registered functions.
+ *
+ * Be warned that this method cannot return functions defined with registerUndefinedFunctionCallback.
+ *
+ * @return Twig_FunctionInterface[] An array of Twig_FunctionInterface instances
+ *
+ * @see registerUndefinedFunctionCallback
+ */
+ public function getFunctions()
+ {
+ if (!$this->extensionInitialized) {
+ $this->initExtensions();
+ }
+
+ return $this->functions;
+ }
+
+ /**
+ * Registers a Global.
+ *
+ * New globals can be added before compiling or rendering a template;
+ * but after, you can only update existing globals.
+ *
+ * @param string $name The global name
+ * @param mixed $value The global value
+ */
+ public function addGlobal($name, $value)
+ {
+ if ($this->extensionInitialized || $this->runtimeInitialized) {
+ if (null === $this->globals) {
+ $this->globals = $this->initGlobals();
+ }
+
+ /* This condition must be uncommented in Twig 2.0
+ if (!array_key_exists($name, $this->globals)) {
+ throw new LogicException(sprintf('Unable to add global "%s" as the runtime or the extensions have already been initialized.', $name));
+ }
+ */
+ }
+
+ if ($this->extensionInitialized || $this->runtimeInitialized) {
+ // update the value
+ $this->globals[$name] = $value;
+ } else {
+ $this->staging->addGlobal($name, $value);
+ }
+ }
+
+ /**
+ * Gets the registered Globals.
+ *
+ * @return array An array of globals
+ */
+ public function getGlobals()
+ {
+ if (!$this->runtimeInitialized && !$this->extensionInitialized) {
+ return $this->initGlobals();
+ }
+
+ if (null === $this->globals) {
+ $this->globals = $this->initGlobals();
+ }
+
+ return $this->globals;
+ }
+
+ /**
+ * Merges a context with the defined globals.
+ *
+ * @param array $context An array representing the context
+ *
+ * @return array The context merged with the globals
+ */
+ public function mergeGlobals(array $context)
+ {
+ // we don't use array_merge as the context being generally
+ // bigger than globals, this code is faster.
+ foreach ($this->getGlobals() as $key => $value) {
+ if (!array_key_exists($key, $context)) {
+ $context[$key] = $value;
+ }
+ }
+
+ return $context;
+ }
+
+ /**
+ * Gets the registered unary Operators.
+ *
+ * @return array An array of unary operators
+ */
+ public function getUnaryOperators()
+ {
+ if (!$this->extensionInitialized) {
+ $this->initExtensions();
+ }
+
+ return $this->unaryOperators;
+ }
+
+ /**
+ * Gets the registered binary Operators.
+ *
+ * @return array An array of binary operators
+ */
+ public function getBinaryOperators()
+ {
+ if (!$this->extensionInitialized) {
+ $this->initExtensions();
+ }
+
+ return $this->binaryOperators;
+ }
+
+ public function computeAlternatives($name, $items)
+ {
+ $alternatives = array();
+ foreach ($items as $item) {
+ $lev = levenshtein($name, $item);
+ if ($lev <= strlen($name) / 3 || false !== strpos($item, $name)) {
+ $alternatives[$item] = $lev;
+ }
+ }
+ asort($alternatives);
+
+ return array_keys($alternatives);
+ }
+
+ protected function initGlobals()
+ {
+ $globals = array();
+ foreach ($this->extensions as $extension) {
+ $extGlob = $extension->getGlobals();
+ if (!is_array($extGlob)) {
+ throw new UnexpectedValueException(sprintf('"%s::getGlobals()" must return an array of globals.', get_class($extension)));
+ }
+
+ $globals[] = $extGlob;
+ }
+
+ $globals[] = $this->staging->getGlobals();
+
+ return call_user_func_array('array_merge', $globals);
+ }
+
+ protected function initExtensions()
+ {
+ if ($this->extensionInitialized) {
+ return;
+ }
+
+ $this->extensionInitialized = true;
+ $this->parsers = new Twig_TokenParserBroker();
+ $this->filters = array();
+ $this->functions = array();
+ $this->tests = array();
+ $this->visitors = array();
+ $this->unaryOperators = array();
+ $this->binaryOperators = array();
+
+ foreach ($this->extensions as $extension) {
+ $this->initExtension($extension);
+ }
+ $this->initExtension($this->staging);
+ }
+
+ protected function initExtension(Twig_ExtensionInterface $extension)
+ {
+ // filters
+ foreach ($extension->getFilters() as $name => $filter) {
+ if ($name instanceof Twig_SimpleFilter) {
+ $filter = $name;
+ $name = $filter->getName();
+ } elseif ($filter instanceof Twig_SimpleFilter) {
+ $name = $filter->getName();
+ }
+
+ $this->filters[$name] = $filter;
+ }
+
+ // functions
+ foreach ($extension->getFunctions() as $name => $function) {
+ if ($name instanceof Twig_SimpleFunction) {
+ $function = $name;
+ $name = $function->getName();
+ } elseif ($function instanceof Twig_SimpleFunction) {
+ $name = $function->getName();
+ }
+
+ $this->functions[$name] = $function;
+ }
+
+ // tests
+ foreach ($extension->getTests() as $name => $test) {
+ if ($name instanceof Twig_SimpleTest) {
+ $test = $name;
+ $name = $test->getName();
+ } elseif ($test instanceof Twig_SimpleTest) {
+ $name = $test->getName();
+ }
+
+ $this->tests[$name] = $test;
+ }
+
+ // token parsers
+ foreach ($extension->getTokenParsers() as $parser) {
+ if ($parser instanceof Twig_TokenParserInterface) {
+ $this->parsers->addTokenParser($parser);
+ } elseif ($parser instanceof Twig_TokenParserBrokerInterface) {
+ $this->parsers->addTokenParserBroker($parser);
+ } else {
+ throw new LogicException('getTokenParsers() must return an array of Twig_TokenParserInterface or Twig_TokenParserBrokerInterface instances');
+ }
+ }
+
+ // node visitors
+ foreach ($extension->getNodeVisitors() as $visitor) {
+ $this->visitors[] = $visitor;
+ }
+
+ // operators
+ if ($operators = $extension->getOperators()) {
+ if (2 !== count($operators)) {
+ throw new InvalidArgumentException(sprintf('"%s::getOperators()" does not return a valid operators array.', get_class($extension)));
+ }
+
+ $this->unaryOperators = array_merge($this->unaryOperators, $operators[0]);
+ $this->binaryOperators = array_merge($this->binaryOperators, $operators[1]);
+ }
+ }
+
+ protected function writeCacheFile($file, $content)
+ {
+ $dir = dirname($file);
+ if (!is_dir($dir)) {
+ if (false === @mkdir($dir, 0777, true) && !is_dir($dir)) {
+ throw new RuntimeException(sprintf("Unable to create the cache directory (%s).", $dir));
+ }
+ } elseif (!is_writable($dir)) {
+ throw new RuntimeException(sprintf("Unable to write in the cache directory (%s).", $dir));
+ }
+
+ $tmpFile = tempnam(dirname($file), basename($file));
+ if (false !== @file_put_contents($tmpFile, $content)) {
+ // rename does not work on Win32 before 5.2.6
+ if (@rename($tmpFile, $file) || (@copy($tmpFile, $file) && unlink($tmpFile))) {
+ @chmod($file, 0666 & ~umask());
+
+ return;
+ }
+ }
+
+ throw new RuntimeException(sprintf('Failed to write cache file "%s".', $file));
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Twig base exception.
+ *
+ * This exception class and its children must only be used when
+ * an error occurs during the loading of a template, when a syntax error
+ * is detected in a template, or when rendering a template. Other
+ * errors must use regular PHP exception classes (like when the template
+ * cache directory is not writable for instance).
+ *
+ * To help debugging template issues, this class tracks the original template
+ * name and line where the error occurred.
+ *
+ * Whenever possible, you must set these information (original template name
+ * and line number) yourself by passing them to the constructor. If some or all
+ * these information are not available from where you throw the exception, then
+ * this class will guess them automatically (when the line number is set to -1
+ * and/or the filename is set to null). As this is a costly operation, this
+ * can be disabled by passing false for both the filename and the line number
+ * when creating a new instance of this class.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Error extends Exception
+{
+ protected $lineno;
+ protected $filename;
+ protected $rawMessage;
+ protected $previous;
+
+ /**
+ * Constructor.
+ *
+ * Set both the line number and the filename to false to
+ * disable automatic guessing of the original template name
+ * and line number.
+ *
+ * Set the line number to -1 to enable its automatic guessing.
+ * Set the filename to null to enable its automatic guessing.
+ *
+ * By default, automatic guessing is enabled.
+ *
+ * @param string $message The error message
+ * @param integer $lineno The template line where the error occurred
+ * @param string $filename The template file name where the error occurred
+ * @param Exception $previous The previous exception
+ */
+ public function __construct($message, $lineno = -1, $filename = null, Exception $previous = null)
+ {
+ if (version_compare(PHP_VERSION, '5.3.0', '<')) {
+ $this->previous = $previous;
+ parent::__construct('');
+ } else {
+ parent::__construct('', 0, $previous);
+ }
+
+ $this->lineno = $lineno;
+ $this->filename = $filename;
+
+ if (-1 === $this->lineno || null === $this->filename) {
+ $this->guessTemplateInfo();
+ }
+
+ $this->rawMessage = $message;
+
+ $this->updateRepr();
+ }
+
+ /**
+ * Gets the raw message.
+ *
+ * @return string The raw message
+ */
+ public function getRawMessage()
+ {
+ return $this->rawMessage;
+ }
+
+ /**
+ * Gets the filename where the error occurred.
+ *
+ * @return string The filename
+ */
+ public function getTemplateFile()
+ {
+ return $this->filename;
+ }
+
+ /**
+ * Sets the filename where the error occurred.
+ *
+ * @param string $filename The filename
+ */
+ public function setTemplateFile($filename)
+ {
+ $this->filename = $filename;
+
+ $this->updateRepr();
+ }
+
+ /**
+ * Gets the template line where the error occurred.
+ *
+ * @return integer The template line
+ */
+ public function getTemplateLine()
+ {
+ return $this->lineno;
+ }
+
+ /**
+ * Sets the template line where the error occurred.
+ *
+ * @param integer $lineno The template line
+ */
+ public function setTemplateLine($lineno)
+ {
+ $this->lineno = $lineno;
+
+ $this->updateRepr();
+ }
+
+ public function guess()
+ {
+ $this->guessTemplateInfo();
+ $this->updateRepr();
+ }
+
+ /**
+ * For PHP < 5.3.0, provides access to the getPrevious() method.
+ *
+ * @param string $method The method name
+ * @param array $arguments The parameters to be passed to the method
+ *
+ * @return Exception The previous exception or null
+ *
+ * @throws BadMethodCallException
+ */
+ public function __call($method, $arguments)
+ {
+ if ('getprevious' == strtolower($method)) {
+ return $this->previous;
+ }
+
+ throw new BadMethodCallException(sprintf('Method "Twig_Error::%s()" does not exist.', $method));
+ }
+
+ protected function updateRepr()
+ {
+ $this->message = $this->rawMessage;
+
+ $dot = false;
+ if ('.' === substr($this->message, -1)) {
+ $this->message = substr($this->message, 0, -1);
+ $dot = true;
+ }
+
+ if ($this->filename) {
+ if (is_string($this->filename) || (is_object($this->filename) && method_exists($this->filename, '__toString'))) {
+ $filename = sprintf('"%s"', $this->filename);
+ } else {
+ $filename = json_encode($this->filename);
+ }
+ $this->message .= sprintf(' in %s', $filename);
+ }
+
+ if ($this->lineno && $this->lineno >= 0) {
+ $this->message .= sprintf(' at line %d', $this->lineno);
+ }
+
+ if ($dot) {
+ $this->message .= '.';
+ }
+ }
+
+ protected function guessTemplateInfo()
+ {
+ $template = null;
+
+ if (version_compare(phpversion(), '5.3.6', '>=')) {
+ $backtrace = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS | DEBUG_BACKTRACE_PROVIDE_OBJECT);
+ } else {
+ $backtrace = debug_backtrace();
+ }
+
+ foreach ($backtrace as $trace) {
+ if (isset($trace['object']) && $trace['object'] instanceof Twig_Template && 'Twig_Template' !== get_class($trace['object'])) {
+ if (null === $this->filename || $this->filename == $trace['object']->getTemplateName()) {
+ $template = $trace['object'];
+ }
+ }
+ }
+
+ // update template filename
+ if (null !== $template && null === $this->filename) {
+ $this->filename = $template->getTemplateName();
+ }
+
+ if (null === $template || $this->lineno > -1) {
+ return;
+ }
+
+ $r = new ReflectionObject($template);
+ $file = $r->getFileName();
+
+ $exceptions = array($e = $this);
+ while (($e instanceof self || method_exists($e, 'getPrevious')) && $e = $e->getPrevious()) {
+ $exceptions[] = $e;
+ }
+
+ while ($e = array_pop($exceptions)) {
+ $traces = $e->getTrace();
+ while ($trace = array_shift($traces)) {
+ if (!isset($trace['file']) || !isset($trace['line']) || $file != $trace['file']) {
+ continue;
+ }
+
+ foreach ($template->getDebugInfo() as $codeLine => $templateLine) {
+ if ($codeLine <= $trace['line']) {
+ // update template line
+ $this->lineno = $templateLine;
+
+ return;
+ }
+ }
+ }
+ }
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Exception thrown when an error occurs during template loading.
+ *
+ * Automatic template information guessing is always turned off as
+ * if a template cannot be loaded, there is nothing to guess.
+ * However, when a template is loaded from another one, then, we need
+ * to find the current context and this is automatically done by
+ * Twig_Template::displayWithErrorHandling().
+ *
+ * This strategy makes Twig_Environment::resolveTemplate() much faster.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Error_Loader extends Twig_Error
+{
+ public function __construct($message, $lineno = -1, $filename = null, Exception $previous = null)
+ {
+ parent::__construct($message, false, false, $previous);
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Exception thrown when an error occurs at runtime.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Error_Runtime extends Twig_Error
+{
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Exception thrown when a syntax error occurs during lexing or parsing of a template.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Error_Syntax extends Twig_Error
+{
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Adds an exists() method for loaders.
+ *
+ * @author Florin Patan <florinpatan@gmail.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+interface Twig_ExistsLoaderInterface
+{
+ /**
+ * Check if we have the source code of a template, given its name.
+ *
+ * @param string $name The name of the template to check if we can load
+ *
+ * @return boolean If the template source code is handled by this loader or not
+ */
+ public function exists($name);
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Parses expressions.
+ *
+ * This parser implements a "Precedence climbing" algorithm.
+ *
+ * @see http://www.engr.mun.ca/~theo/Misc/exp_parsing.htm
+ * @see http://en.wikipedia.org/wiki/Operator-precedence_parser
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_ExpressionParser
+{
+ const OPERATOR_LEFT = 1;
+ const OPERATOR_RIGHT = 2;
+
+ protected $parser;
+ protected $unaryOperators;
+ protected $binaryOperators;
+
+ public function __construct(Twig_Parser $parser, array $unaryOperators, array $binaryOperators)
+ {
+ $this->parser = $parser;
+ $this->unaryOperators = $unaryOperators;
+ $this->binaryOperators = $binaryOperators;
+ }
+
+ public function parseExpression($precedence = 0)
+ {
+ $expr = $this->getPrimary();
+ $token = $this->parser->getCurrentToken();
+ while ($this->isBinary($token) && $this->binaryOperators[$token->getValue()]['precedence'] >= $precedence) {
+ $op = $this->binaryOperators[$token->getValue()];
+ $this->parser->getStream()->next();
+
+ if (isset($op['callable'])) {
+ $expr = call_user_func($op['callable'], $this->parser, $expr);
+ } else {
+ $expr1 = $this->parseExpression(self::OPERATOR_LEFT === $op['associativity'] ? $op['precedence'] + 1 : $op['precedence']);
+ $class = $op['class'];
+ $expr = new $class($expr, $expr1, $token->getLine());
+ }
+
+ $token = $this->parser->getCurrentToken();
+ }
+
+ if (0 === $precedence) {
+ return $this->parseConditionalExpression($expr);
+ }
+
+ return $expr;
+ }
+
+ protected function getPrimary()
+ {
+ $token = $this->parser->getCurrentToken();
+
+ if ($this->isUnary($token)) {
+ $operator = $this->unaryOperators[$token->getValue()];
+ $this->parser->getStream()->next();
+ $expr = $this->parseExpression($operator['precedence']);
+ $class = $operator['class'];
+
+ return $this->parsePostfixExpression(new $class($expr, $token->getLine()));
+ } elseif ($token->test(Twig_Token::PUNCTUATION_TYPE, '(')) {
+ $this->parser->getStream()->next();
+ $expr = $this->parseExpression();
+ $this->parser->getStream()->expect(Twig_Token::PUNCTUATION_TYPE, ')', 'An opened parenthesis is not properly closed');
+
+ return $this->parsePostfixExpression($expr);
+ }
+
+ return $this->parsePrimaryExpression();
+ }
+
+ protected function parseConditionalExpression($expr)
+ {
+ while ($this->parser->getStream()->test(Twig_Token::PUNCTUATION_TYPE, '?')) {
+ $this->parser->getStream()->next();
+ if (!$this->parser->getStream()->test(Twig_Token::PUNCTUATION_TYPE, ':')) {
+ $expr2 = $this->parseExpression();
+ if ($this->parser->getStream()->test(Twig_Token::PUNCTUATION_TYPE, ':')) {
+ $this->parser->getStream()->next();
+ $expr3 = $this->parseExpression();
+ } else {
+ $expr3 = new Twig_Node_Expression_Constant('', $this->parser->getCurrentToken()->getLine());
+ }
+ } else {
+ $this->parser->getStream()->next();
+ $expr2 = $expr;
+ $expr3 = $this->parseExpression();
+ }
+
+ $expr = new Twig_Node_Expression_Conditional($expr, $expr2, $expr3, $this->parser->getCurrentToken()->getLine());
+ }
+
+ return $expr;
+ }
+
+ protected function isUnary(Twig_Token $token)
+ {
+ return $token->test(Twig_Token::OPERATOR_TYPE) && isset($this->unaryOperators[$token->getValue()]);
+ }
+
+ protected function isBinary(Twig_Token $token)
+ {
+ return $token->test(Twig_Token::OPERATOR_TYPE) && isset($this->binaryOperators[$token->getValue()]);
+ }
+
+ public function parsePrimaryExpression()
+ {
+ $token = $this->parser->getCurrentToken();
+ switch ($token->getType()) {
+ case Twig_Token::NAME_TYPE:
+ $this->parser->getStream()->next();
+ switch ($token->getValue()) {
+ case 'true':
+ case 'TRUE':
+ $node = new Twig_Node_Expression_Constant(true, $token->getLine());
+ break;
+
+ case 'false':
+ case 'FALSE':
+ $node = new Twig_Node_Expression_Constant(false, $token->getLine());
+ break;
+
+ case 'none':
+ case 'NONE':
+ case 'null':
+ case 'NULL':
+ $node = new Twig_Node_Expression_Constant(null, $token->getLine());
+ break;
+
+ default:
+ if ('(' === $this->parser->getCurrentToken()->getValue()) {
+ $node = $this->getFunctionNode($token->getValue(), $token->getLine());
+ } else {
+ $node = new Twig_Node_Expression_Name($token->getValue(), $token->getLine());
+ }
+ }
+ break;
+
+ case Twig_Token::NUMBER_TYPE:
+ $this->parser->getStream()->next();
+ $node = new Twig_Node_Expression_Constant($token->getValue(), $token->getLine());
+ break;
+
+ case Twig_Token::STRING_TYPE:
+ case Twig_Token::INTERPOLATION_START_TYPE:
+ $node = $this->parseStringExpression();
+ break;
+
+ default:
+ if ($token->test(Twig_Token::PUNCTUATION_TYPE, '[')) {
+ $node = $this->parseArrayExpression();
+ } elseif ($token->test(Twig_Token::PUNCTUATION_TYPE, '{')) {
+ $node = $this->parseHashExpression();
+ } else {
+ throw new Twig_Error_Syntax(sprintf('Unexpected token "%s" of value "%s"', Twig_Token::typeToEnglish($token->getType(), $token->getLine()), $token->getValue()), $token->getLine(), $this->parser->getFilename());
+ }
+ }
+
+ return $this->parsePostfixExpression($node);
+ }
+
+ public function parseStringExpression()
+ {
+ $stream = $this->parser->getStream();
+
+ $nodes = array();
+ // a string cannot be followed by another string in a single expression
+ $nextCanBeString = true;
+ while (true) {
+ if ($stream->test(Twig_Token::STRING_TYPE) && $nextCanBeString) {
+ $token = $stream->next();
+ $nodes[] = new Twig_Node_Expression_Constant($token->getValue(), $token->getLine());
+ $nextCanBeString = false;
+ } elseif ($stream->test(Twig_Token::INTERPOLATION_START_TYPE)) {
+ $stream->next();
+ $nodes[] = $this->parseExpression();
+ $stream->expect(Twig_Token::INTERPOLATION_END_TYPE);
+ $nextCanBeString = true;
+ } else {
+ break;
+ }
+ }
+
+ $expr = array_shift($nodes);
+ foreach ($nodes as $node) {
+ $expr = new Twig_Node_Expression_Binary_Concat($expr, $node, $node->getLine());
+ }
+
+ return $expr;
+ }
+
+ public function parseArrayExpression()
+ {
+ $stream = $this->parser->getStream();
+ $stream->expect(Twig_Token::PUNCTUATION_TYPE, '[', 'An array element was expected');
+
+ $node = new Twig_Node_Expression_Array(array(), $stream->getCurrent()->getLine());
+ $first = true;
+ while (!$stream->test(Twig_Token::PUNCTUATION_TYPE, ']')) {
+ if (!$first) {
+ $stream->expect(Twig_Token::PUNCTUATION_TYPE, ',', 'An array element must be followed by a comma');
+
+ // trailing ,?
+ if ($stream->test(Twig_Token::PUNCTUATION_TYPE, ']')) {
+ break;
+ }
+ }
+ $first = false;
+
+ $node->addElement($this->parseExpression());
+ }
+ $stream->expect(Twig_Token::PUNCTUATION_TYPE, ']', 'An opened array is not properly closed');
+
+ return $node;
+ }
+
+ public function parseHashExpression()
+ {
+ $stream = $this->parser->getStream();
+ $stream->expect(Twig_Token::PUNCTUATION_TYPE, '{', 'A hash element was expected');
+
+ $node = new Twig_Node_Expression_Array(array(), $stream->getCurrent()->getLine());
+ $first = true;
+ while (!$stream->test(Twig_Token::PUNCTUATION_TYPE, '}')) {
+ if (!$first) {
+ $stream->expect(Twig_Token::PUNCTUATION_TYPE, ',', 'A hash value must be followed by a comma');
+
+ // trailing ,?
+ if ($stream->test(Twig_Token::PUNCTUATION_TYPE, '}')) {
+ break;
+ }
+ }
+ $first = false;
+
+ // a hash key can be:
+ //
+ // * a number -- 12
+ // * a string -- 'a'
+ // * a name, which is equivalent to a string -- a
+ // * an expression, which must be enclosed in parentheses -- (1 + 2)
+ if ($stream->test(Twig_Token::STRING_TYPE) || $stream->test(Twig_Token::NAME_TYPE) || $stream->test(Twig_Token::NUMBER_TYPE)) {
+ $token = $stream->next();
+ $key = new Twig_Node_Expression_Constant($token->getValue(), $token->getLine());
+ } elseif ($stream->test(Twig_Token::PUNCTUATION_TYPE, '(')) {
+ $key = $this->parseExpression();
+ } else {
+ $current = $stream->getCurrent();
+
+ throw new Twig_Error_Syntax(sprintf('A hash key must be a quoted string, a number, a name, or an expression enclosed in parentheses (unexpected token "%s" of value "%s"', Twig_Token::typeToEnglish($current->getType(), $current->getLine()), $current->getValue()), $current->getLine(), $this->parser->getFilename());
+ }
+
+ $stream->expect(Twig_Token::PUNCTUATION_TYPE, ':', 'A hash key must be followed by a colon (:)');
+ $value = $this->parseExpression();
+
+ $node->addElement($value, $key);
+ }
+ $stream->expect(Twig_Token::PUNCTUATION_TYPE, '}', 'An opened hash is not properly closed');
+
+ return $node;
+ }
+
+ public function parsePostfixExpression($node)
+ {
+ while (true) {
+ $token = $this->parser->getCurrentToken();
+ if ($token->getType() == Twig_Token::PUNCTUATION_TYPE) {
+ if ('.' == $token->getValue() || '[' == $token->getValue()) {
+ $node = $this->parseSubscriptExpression($node);
+ } elseif ('|' == $token->getValue()) {
+ $node = $this->parseFilterExpression($node);
+ } else {
+ break;
+ }
+ } else {
+ break;
+ }
+ }
+
+ return $node;
+ }
+
+ public function getFunctionNode($name, $line)
+ {
+ switch ($name) {
+ case 'parent':
+ $args = $this->parseArguments();
+ if (!count($this->parser->getBlockStack())) {
+ throw new Twig_Error_Syntax('Calling "parent" outside a block is forbidden', $line, $this->parser->getFilename());
+ }
+
+ if (!$this->parser->getParent() && !$this->parser->hasTraits()) {
+ throw new Twig_Error_Syntax('Calling "parent" on a template that does not extend nor "use" another template is forbidden', $line, $this->parser->getFilename());
+ }
+
+ return new Twig_Node_Expression_Parent($this->parser->peekBlockStack(), $line);
+ case 'block':
+ return new Twig_Node_Expression_BlockReference($this->parseArguments()->getNode(0), false, $line);
+ case 'attribute':
+ $args = $this->parseArguments();
+ if (count($args) < 2) {
+ throw new Twig_Error_Syntax('The "attribute" function takes at least two arguments (the variable and the attributes)', $line, $this->parser->getFilename());
+ }
+
+ return new Twig_Node_Expression_GetAttr($args->getNode(0), $args->getNode(1), count($args) > 2 ? $args->getNode(2) : new Twig_Node_Expression_Array(array(), $line), Twig_TemplateInterface::ANY_CALL, $line);
+ default:
+ if (null !== $alias = $this->parser->getImportedSymbol('function', $name)) {
+ $arguments = new Twig_Node_Expression_Array(array(), $line);
+ foreach ($this->parseArguments() as $n) {
+ $arguments->addElement($n);
+ }
+
+ $node = new Twig_Node_Expression_MethodCall($alias['node'], $alias['name'], $arguments, $line);
+ $node->setAttribute('safe', true);
+
+ return $node;
+ }
+
+ $args = $this->parseArguments(true);
+ $class = $this->getFunctionNodeClass($name, $line);
+
+ return new $class($name, $args, $line);
+ }
+ }
+
+ public function parseSubscriptExpression($node)
+ {
+ $stream = $this->parser->getStream();
+ $token = $stream->next();
+ $lineno = $token->getLine();
+ $arguments = new Twig_Node_Expression_Array(array(), $lineno);
+ $type = Twig_TemplateInterface::ANY_CALL;
+ if ($token->getValue() == '.') {
+ $token = $stream->next();
+ if (
+ $token->getType() == Twig_Token::NAME_TYPE
+ ||
+ $token->getType() == Twig_Token::NUMBER_TYPE
+ ||
+ ($token->getType() == Twig_Token::OPERATOR_TYPE && preg_match(Twig_Lexer::REGEX_NAME, $token->getValue()))
+ ) {
+ $arg = new Twig_Node_Expression_Constant($token->getValue(), $lineno);
+
+ if ($stream->test(Twig_Token::PUNCTUATION_TYPE, '(')) {
+ $type = Twig_TemplateInterface::METHOD_CALL;
+ foreach ($this->parseArguments() as $n) {
+ $arguments->addElement($n);
+ }
+ }
+ } else {
+ throw new Twig_Error_Syntax('Expected name or number', $lineno, $this->parser->getFilename());
+ }
+
+ if ($node instanceof Twig_Node_Expression_Name && null !== $this->parser->getImportedSymbol('template', $node->getAttribute('name'))) {
+ if (!$arg instanceof Twig_Node_Expression_Constant) {
+ throw new Twig_Error_Syntax(sprintf('Dynamic macro names are not supported (called on "%s")', $node->getAttribute('name')), $token->getLine(), $this->parser->getFilename());
+ }
+
+ $node = new Twig_Node_Expression_MethodCall($node, 'get'.$arg->getAttribute('value'), $arguments, $lineno);
+ $node->setAttribute('safe', true);
+
+ return $node;
+ }
+ } else {
+ $type = Twig_TemplateInterface::ARRAY_CALL;
+
+ // slice?
+ $slice = false;
+ if ($stream->test(Twig_Token::PUNCTUATION_TYPE, ':')) {
+ $slice = true;
+ $arg = new Twig_Node_Expression_Constant(0, $token->getLine());
+ } else {
+ $arg = $this->parseExpression();
+ }
+
+ if ($stream->test(Twig_Token::PUNCTUATION_TYPE, ':')) {
+ $slice = true;
+ $stream->next();
+ }
+
+ if ($slice) {
+ if ($stream->test(Twig_Token::PUNCTUATION_TYPE, ']')) {
+ $length = new Twig_Node_Expression_Constant(null, $token->getLine());
+ } else {
+ $length = $this->parseExpression();
+ }
+
+ $class = $this->getFilterNodeClass('slice', $token->getLine());
+ $arguments = new Twig_Node(array($arg, $length));
+ $filter = new $class($node, new Twig_Node_Expression_Constant('slice', $token->getLine()), $arguments, $token->getLine());
+
+ $stream->expect(Twig_Token::PUNCTUATION_TYPE, ']');
+
+ return $filter;
+ }
+
+ $stream->expect(Twig_Token::PUNCTUATION_TYPE, ']');
+ }
+
+ return new Twig_Node_Expression_GetAttr($node, $arg, $arguments, $type, $lineno);
+ }
+
+ public function parseFilterExpression($node)
+ {
+ $this->parser->getStream()->next();
+
+ return $this->parseFilterExpressionRaw($node);
+ }
+
+ public function parseFilterExpressionRaw($node, $tag = null)
+ {
+ while (true) {
+ $token = $this->parser->getStream()->expect(Twig_Token::NAME_TYPE);
+
+ $name = new Twig_Node_Expression_Constant($token->getValue(), $token->getLine());
+ if (!$this->parser->getStream()->test(Twig_Token::PUNCTUATION_TYPE, '(')) {
+ $arguments = new Twig_Node();
+ } else {
+ $arguments = $this->parseArguments(true);
+ }
+
+ $class = $this->getFilterNodeClass($name->getAttribute('value'), $token->getLine());
+
+ $node = new $class($node, $name, $arguments, $token->getLine(), $tag);
+
+ if (!$this->parser->getStream()->test(Twig_Token::PUNCTUATION_TYPE, '|')) {
+ break;
+ }
+
+ $this->parser->getStream()->next();
+ }
+
+ return $node;
+ }
+
+ /**
+ * Parses arguments.
+ *
+ * @param Boolean $namedArguments Whether to allow named arguments or not
+ * @param Boolean $definition Whether we are parsing arguments for a function definition
+ */
+ public function parseArguments($namedArguments = false, $definition = false)
+ {
+ $args = array();
+ $stream = $this->parser->getStream();
+
+ $stream->expect(Twig_Token::PUNCTUATION_TYPE, '(', 'A list of arguments must begin with an opening parenthesis');
+ while (!$stream->test(Twig_Token::PUNCTUATION_TYPE, ')')) {
+ if (!empty($args)) {
+ $stream->expect(Twig_Token::PUNCTUATION_TYPE, ',', 'Arguments must be separated by a comma');
+ }
+
+ if ($definition) {
+ $token = $stream->expect(Twig_Token::NAME_TYPE, null, 'An argument must be a name');
+ $value = new Twig_Node_Expression_Name($token->getValue(), $this->parser->getCurrentToken()->getLine());
+ } else {
+ $value = $this->parseExpression();
+ }
+
+ $name = null;
+ if ($namedArguments && $stream->test(Twig_Token::OPERATOR_TYPE, '=')) {
+ $token = $stream->next();
+ if (!$value instanceof Twig_Node_Expression_Name) {
+ throw new Twig_Error_Syntax(sprintf('A parameter name must be a string, "%s" given', get_class($value)), $token->getLine(), $this->parser->getFilename());
+ }
+ $name = $value->getAttribute('name');
+
+ if ($definition) {
+ $value = $this->parsePrimaryExpression();
+
+ if (!$this->checkConstantExpression($value)) {
+ throw new Twig_Error_Syntax(sprintf('A default value for an argument must be a constant (a boolean, a string, a number, or an array).'), $token->getLine(), $this->parser->getFilename());
+ }
+ } else {
+ $value = $this->parseExpression();
+ }
+ }
+
+ if ($definition) {
+ if (null === $name) {
+ $name = $value->getAttribute('name');
+ $value = new Twig_Node_Expression_Constant(null, $this->parser->getCurrentToken()->getLine());
+ }
+ $args[$name] = $value;
+ } else {
+ if (null === $name) {
+ $args[] = $value;
+ } else {
+ $args[$name] = $value;
+ }
+ }
+ }
+ $stream->expect(Twig_Token::PUNCTUATION_TYPE, ')', 'A list of arguments must be closed by a parenthesis');
+
+ return new Twig_Node($args);
+ }
+
+ public function parseAssignmentExpression()
+ {
+ $targets = array();
+ while (true) {
+ $token = $this->parser->getStream()->expect(Twig_Token::NAME_TYPE, null, 'Only variables can be assigned to');
+ if (in_array($token->getValue(), array('true', 'false', 'none'))) {
+ throw new Twig_Error_Syntax(sprintf('You cannot assign a value to "%s"', $token->getValue()), $token->getLine(), $this->parser->getFilename());
+ }
+ $targets[] = new Twig_Node_Expression_AssignName($token->getValue(), $token->getLine());
+
+ if (!$this->parser->getStream()->test(Twig_Token::PUNCTUATION_TYPE, ',')) {
+ break;
+ }
+ $this->parser->getStream()->next();
+ }
+
+ return new Twig_Node($targets);
+ }
+
+ public function parseMultitargetExpression()
+ {
+ $targets = array();
+ while (true) {
+ $targets[] = $this->parseExpression();
+ if (!$this->parser->getStream()->test(Twig_Token::PUNCTUATION_TYPE, ',')) {
+ break;
+ }
+ $this->parser->getStream()->next();
+ }
+
+ return new Twig_Node($targets);
+ }
+
+ protected function getFunctionNodeClass($name, $line)
+ {
+ $env = $this->parser->getEnvironment();
+
+ if (false === $function = $env->getFunction($name)) {
+ $message = sprintf('The function "%s" does not exist', $name);
+ if ($alternatives = $env->computeAlternatives($name, array_keys($env->getFunctions()))) {
+ $message = sprintf('%s. Did you mean "%s"', $message, implode('", "', $alternatives));
+ }
+
+ throw new Twig_Error_Syntax($message, $line, $this->parser->getFilename());
+ }
+
+ if ($function instanceof Twig_SimpleFunction) {
+ return $function->getNodeClass();
+ }
+
+ return $function instanceof Twig_Function_Node ? $function->getClass() : 'Twig_Node_Expression_Function';
+ }
+
+ protected function getFilterNodeClass($name, $line)
+ {
+ $env = $this->parser->getEnvironment();
+
+ if (false === $filter = $env->getFilter($name)) {
+ $message = sprintf('The filter "%s" does not exist', $name);
+ if ($alternatives = $env->computeAlternatives($name, array_keys($env->getFilters()))) {
+ $message = sprintf('%s. Did you mean "%s"', $message, implode('", "', $alternatives));
+ }
+
+ throw new Twig_Error_Syntax($message, $line, $this->parser->getFilename());
+ }
+
+ if ($filter instanceof Twig_SimpleFilter) {
+ return $filter->getNodeClass();
+ }
+
+ return $filter instanceof Twig_Filter_Node ? $filter->getClass() : 'Twig_Node_Expression_Filter';
+ }
+
+ // checks that the node only contains "constant" elements
+ protected function checkConstantExpression(Twig_NodeInterface $node)
+ {
+ if (!($node instanceof Twig_Node_Expression_Constant || $node instanceof Twig_Node_Expression_Array)) {
+ return false;
+ }
+
+ foreach ($node as $n) {
+ if (!$this->checkConstantExpression($n)) {
+ return false;
+ }
+ }
+
+ return true;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+abstract class Twig_Extension implements Twig_ExtensionInterface
+{
+ /**
+ * Initializes the runtime environment.
+ *
+ * This is where you can load some file that contains filter functions for instance.
+ *
+ * @param Twig_Environment $environment The current Twig_Environment instance
+ */
+ public function initRuntime(Twig_Environment $environment)
+ {
+ }
+
+ /**
+ * Returns the token parser instances to add to the existing list.
+ *
+ * @return array An array of Twig_TokenParserInterface or Twig_TokenParserBrokerInterface instances
+ */
+ public function getTokenParsers()
+ {
+ return array();
+ }
+
+ /**
+ * Returns the node visitor instances to add to the existing list.
+ *
+ * @return array An array of Twig_NodeVisitorInterface instances
+ */
+ public function getNodeVisitors()
+ {
+ return array();
+ }
+
+ /**
+ * Returns a list of filters to add to the existing list.
+ *
+ * @return array An array of filters
+ */
+ public function getFilters()
+ {
+ return array();
+ }
+
+ /**
+ * Returns a list of tests to add to the existing list.
+ *
+ * @return array An array of tests
+ */
+ public function getTests()
+ {
+ return array();
+ }
+
+ /**
+ * Returns a list of functions to add to the existing list.
+ *
+ * @return array An array of functions
+ */
+ public function getFunctions()
+ {
+ return array();
+ }
+
+ /**
+ * Returns a list of operators to add to the existing list.
+ *
+ * @return array An array of operators
+ */
+ public function getOperators()
+ {
+ return array();
+ }
+
+ /**
+ * Returns a list of global variables to add to the existing list.
+ *
+ * @return array An array of global variables
+ */
+ public function getGlobals()
+ {
+ return array();
+ }
+}
--- /dev/null
+<?php
+
+if (!defined('ENT_SUBSTITUTE')) {
+ define('ENT_SUBSTITUTE', 8);
+}
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Extension_Core extends Twig_Extension
+{
+ protected $dateFormats = array('F j, Y H:i', '%d days');
+ protected $numberFormat = array(0, '.', ',');
+ protected $timezone = null;
+
+ /**
+ * Sets the default format to be used by the date filter.
+ *
+ * @param string $format The default date format string
+ * @param string $dateIntervalFormat The default date interval format string
+ */
+ public function setDateFormat($format = null, $dateIntervalFormat = null)
+ {
+ if (null !== $format) {
+ $this->dateFormats[0] = $format;
+ }
+
+ if (null !== $dateIntervalFormat) {
+ $this->dateFormats[1] = $dateIntervalFormat;
+ }
+ }
+
+ /**
+ * Gets the default format to be used by the date filter.
+ *
+ * @return array The default date format string and the default date interval format string
+ */
+ public function getDateFormat()
+ {
+ return $this->dateFormats;
+ }
+
+ /**
+ * Sets the default timezone to be used by the date filter.
+ *
+ * @param DateTimeZone|string $timezone The default timezone string or a DateTimeZone object
+ */
+ public function setTimezone($timezone)
+ {
+ $this->timezone = $timezone instanceof DateTimeZone ? $timezone : new DateTimeZone($timezone);
+ }
+
+ /**
+ * Gets the default timezone to be used by the date filter.
+ *
+ * @return DateTimeZone The default timezone currently in use
+ */
+ public function getTimezone()
+ {
+ if (null === $this->timezone) {
+ $this->timezone = new DateTimeZone(date_default_timezone_get());
+ }
+
+ return $this->timezone;
+ }
+
+ /**
+ * Sets the default format to be used by the number_format filter.
+ *
+ * @param integer $decimal The number of decimal places to use.
+ * @param string $decimalPoint The character(s) to use for the decimal point.
+ * @param string $thousandSep The character(s) to use for the thousands separator.
+ */
+ public function setNumberFormat($decimal, $decimalPoint, $thousandSep)
+ {
+ $this->numberFormat = array($decimal, $decimalPoint, $thousandSep);
+ }
+
+ /**
+ * Get the default format used by the number_format filter.
+ *
+ * @return array The arguments for number_format()
+ */
+ public function getNumberFormat()
+ {
+ return $this->numberFormat;
+ }
+
+ /**
+ * Returns the token parser instance to add to the existing list.
+ *
+ * @return array An array of Twig_TokenParser instances
+ */
+ public function getTokenParsers()
+ {
+ return array(
+ new Twig_TokenParser_For(),
+ new Twig_TokenParser_If(),
+ new Twig_TokenParser_Extends(),
+ new Twig_TokenParser_Include(),
+ new Twig_TokenParser_Block(),
+ new Twig_TokenParser_Use(),
+ new Twig_TokenParser_Filter(),
+ new Twig_TokenParser_Macro(),
+ new Twig_TokenParser_Import(),
+ new Twig_TokenParser_From(),
+ new Twig_TokenParser_Set(),
+ new Twig_TokenParser_Spaceless(),
+ new Twig_TokenParser_Flush(),
+ new Twig_TokenParser_Do(),
+ new Twig_TokenParser_Embed(),
+ );
+ }
+
+ /**
+ * Returns a list of filters to add to the existing list.
+ *
+ * @return array An array of filters
+ */
+ public function getFilters()
+ {
+ $filters = array(
+ // formatting filters
+ new Twig_SimpleFilter('date', 'twig_date_format_filter', array('needs_environment' => true)),
+ new Twig_SimpleFilter('date_modify', 'twig_date_modify_filter', array('needs_environment' => true)),
+ new Twig_SimpleFilter('format', 'sprintf'),
+ new Twig_SimpleFilter('replace', 'strtr'),
+ new Twig_SimpleFilter('number_format', 'twig_number_format_filter', array('needs_environment' => true)),
+ new Twig_SimpleFilter('abs', 'abs'),
+
+ // encoding
+ new Twig_SimpleFilter('url_encode', 'twig_urlencode_filter'),
+ new Twig_SimpleFilter('json_encode', 'twig_jsonencode_filter'),
+ new Twig_SimpleFilter('convert_encoding', 'twig_convert_encoding'),
+
+ // string filters
+ new Twig_SimpleFilter('title', 'twig_title_string_filter', array('needs_environment' => true)),
+ new Twig_SimpleFilter('capitalize', 'twig_capitalize_string_filter', array('needs_environment' => true)),
+ new Twig_SimpleFilter('upper', 'strtoupper'),
+ new Twig_SimpleFilter('lower', 'strtolower'),
+ new Twig_SimpleFilter('striptags', 'strip_tags'),
+ new Twig_SimpleFilter('trim', 'trim'),
+ new Twig_SimpleFilter('nl2br', 'nl2br', array('pre_escape' => 'html', 'is_safe' => array('html'))),
+
+ // array helpers
+ new Twig_SimpleFilter('join', 'twig_join_filter'),
+ new Twig_SimpleFilter('split', 'twig_split_filter'),
+ new Twig_SimpleFilter('sort', 'twig_sort_filter'),
+ new Twig_SimpleFilter('merge', 'twig_array_merge'),
+ new Twig_SimpleFilter('batch', 'twig_array_batch'),
+
+ // string/array filters
+ new Twig_SimpleFilter('reverse', 'twig_reverse_filter', array('needs_environment' => true)),
+ new Twig_SimpleFilter('length', 'twig_length_filter', array('needs_environment' => true)),
+ new Twig_SimpleFilter('slice', 'twig_slice', array('needs_environment' => true)),
+ new Twig_SimpleFilter('first', 'twig_first', array('needs_environment' => true)),
+ new Twig_SimpleFilter('last', 'twig_last', array('needs_environment' => true)),
+
+ // iteration and runtime
+ new Twig_SimpleFilter('default', '_twig_default_filter', array('node_class' => 'Twig_Node_Expression_Filter_Default')),
+ new Twig_SimpleFilter('keys', 'twig_get_array_keys_filter'),
+
+ // escaping
+ new Twig_SimpleFilter('escape', 'twig_escape_filter', array('needs_environment' => true, 'is_safe_callback' => 'twig_escape_filter_is_safe')),
+ new Twig_SimpleFilter('e', 'twig_escape_filter', array('needs_environment' => true, 'is_safe_callback' => 'twig_escape_filter_is_safe')),
+ );
+
+ if (function_exists('mb_get_info')) {
+ $filters[] = new Twig_SimpleFilter('upper', 'twig_upper_filter', array('needs_environment' => true));
+ $filters[] = new Twig_SimpleFilter('lower', 'twig_lower_filter', array('needs_environment' => true));
+ }
+
+ return $filters;
+ }
+
+ /**
+ * Returns a list of global functions to add to the existing list.
+ *
+ * @return array An array of global functions
+ */
+ public function getFunctions()
+ {
+ return array(
+ new Twig_SimpleFunction('range', 'range'),
+ new Twig_SimpleFunction('constant', 'twig_constant'),
+ new Twig_SimpleFunction('cycle', 'twig_cycle'),
+ new Twig_SimpleFunction('random', 'twig_random', array('needs_environment' => true)),
+ new Twig_SimpleFunction('date', 'twig_date_converter', array('needs_environment' => true)),
+ new Twig_SimpleFunction('include', 'twig_include', array('needs_environment' => true, 'needs_context' => true, 'is_safe' => array('all'))),
+ );
+ }
+
+ /**
+ * Returns a list of tests to add to the existing list.
+ *
+ * @return array An array of tests
+ */
+ public function getTests()
+ {
+ return array(
+ new Twig_SimpleTest('even', null, array('node_class' => 'Twig_Node_Expression_Test_Even')),
+ new Twig_SimpleTest('odd', null, array('node_class' => 'Twig_Node_Expression_Test_Odd')),
+ new Twig_SimpleTest('defined', null, array('node_class' => 'Twig_Node_Expression_Test_Defined')),
+ new Twig_SimpleTest('sameas', null, array('node_class' => 'Twig_Node_Expression_Test_Sameas')),
+ new Twig_SimpleTest('none', null, array('node_class' => 'Twig_Node_Expression_Test_Null')),
+ new Twig_SimpleTest('null', null, array('node_class' => 'Twig_Node_Expression_Test_Null')),
+ new Twig_SimpleTest('divisibleby', null, array('node_class' => 'Twig_Node_Expression_Test_Divisibleby')),
+ new Twig_SimpleTest('constant', null, array('node_class' => 'Twig_Node_Expression_Test_Constant')),
+ new Twig_SimpleTest('empty', 'twig_test_empty'),
+ new Twig_SimpleTest('iterable', 'twig_test_iterable'),
+ );
+ }
+
+ /**
+ * Returns a list of operators to add to the existing list.
+ *
+ * @return array An array of operators
+ */
+ public function getOperators()
+ {
+ return array(
+ array(
+ 'not' => array('precedence' => 50, 'class' => 'Twig_Node_Expression_Unary_Not'),
+ '-' => array('precedence' => 500, 'class' => 'Twig_Node_Expression_Unary_Neg'),
+ '+' => array('precedence' => 500, 'class' => 'Twig_Node_Expression_Unary_Pos'),
+ ),
+ array(
+ 'or' => array('precedence' => 10, 'class' => 'Twig_Node_Expression_Binary_Or', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
+ 'and' => array('precedence' => 15, 'class' => 'Twig_Node_Expression_Binary_And', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
+ 'b-or' => array('precedence' => 16, 'class' => 'Twig_Node_Expression_Binary_BitwiseOr', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
+ 'b-xor' => array('precedence' => 17, 'class' => 'Twig_Node_Expression_Binary_BitwiseXor', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
+ 'b-and' => array('precedence' => 18, 'class' => 'Twig_Node_Expression_Binary_BitwiseAnd', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
+ '==' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_Equal', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
+ '!=' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_NotEqual', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
+ '<' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_Less', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
+ '>' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_Greater', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
+ '>=' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_GreaterEqual', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
+ '<=' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_LessEqual', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
+ 'not in' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_NotIn', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
+ 'in' => array('precedence' => 20, 'class' => 'Twig_Node_Expression_Binary_In', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
+ '..' => array('precedence' => 25, 'class' => 'Twig_Node_Expression_Binary_Range', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
+ '+' => array('precedence' => 30, 'class' => 'Twig_Node_Expression_Binary_Add', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
+ '-' => array('precedence' => 30, 'class' => 'Twig_Node_Expression_Binary_Sub', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
+ '~' => array('precedence' => 40, 'class' => 'Twig_Node_Expression_Binary_Concat', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
+ '*' => array('precedence' => 60, 'class' => 'Twig_Node_Expression_Binary_Mul', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
+ '/' => array('precedence' => 60, 'class' => 'Twig_Node_Expression_Binary_Div', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
+ '//' => array('precedence' => 60, 'class' => 'Twig_Node_Expression_Binary_FloorDiv', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
+ '%' => array('precedence' => 60, 'class' => 'Twig_Node_Expression_Binary_Mod', 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
+ 'is' => array('precedence' => 100, 'callable' => array($this, 'parseTestExpression'), 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
+ 'is not' => array('precedence' => 100, 'callable' => array($this, 'parseNotTestExpression'), 'associativity' => Twig_ExpressionParser::OPERATOR_LEFT),
+ '**' => array('precedence' => 200, 'class' => 'Twig_Node_Expression_Binary_Power', 'associativity' => Twig_ExpressionParser::OPERATOR_RIGHT),
+ ),
+ );
+ }
+
+ public function parseNotTestExpression(Twig_Parser $parser, $node)
+ {
+ return new Twig_Node_Expression_Unary_Not($this->parseTestExpression($parser, $node), $parser->getCurrentToken()->getLine());
+ }
+
+ public function parseTestExpression(Twig_Parser $parser, $node)
+ {
+ $stream = $parser->getStream();
+ $name = $stream->expect(Twig_Token::NAME_TYPE)->getValue();
+ $arguments = null;
+ if ($stream->test(Twig_Token::PUNCTUATION_TYPE, '(')) {
+ $arguments = $parser->getExpressionParser()->parseArguments(true);
+ }
+
+ $class = $this->getTestNodeClass($parser, $name, $node->getLine());
+
+ return new $class($node, $name, $arguments, $parser->getCurrentToken()->getLine());
+ }
+
+ protected function getTestNodeClass(Twig_Parser $parser, $name, $line)
+ {
+ $env = $parser->getEnvironment();
+ $testMap = $env->getTests();
+ if (!isset($testMap[$name])) {
+ $message = sprintf('The test "%s" does not exist', $name);
+ if ($alternatives = $env->computeAlternatives($name, array_keys($env->getTests()))) {
+ $message = sprintf('%s. Did you mean "%s"', $message, implode('", "', $alternatives));
+ }
+
+ throw new Twig_Error_Syntax($message, $line, $parser->getFilename());
+ }
+
+ if ($testMap[$name] instanceof Twig_SimpleTest) {
+ return $testMap[$name]->getNodeClass();
+ }
+
+ return $testMap[$name] instanceof Twig_Test_Node ? $testMap[$name]->getClass() : 'Twig_Node_Expression_Test';
+ }
+
+ /**
+ * Returns the name of the extension.
+ *
+ * @return string The extension name
+ */
+ public function getName()
+ {
+ return 'core';
+ }
+}
+
+/**
+ * Cycles over a value.
+ *
+ * @param ArrayAccess|array $values An array or an ArrayAccess instance
+ * @param integer $position The cycle position
+ *
+ * @return string The next value in the cycle
+ */
+function twig_cycle($values, $position)
+{
+ if (!is_array($values) && !$values instanceof ArrayAccess) {
+ return $values;
+ }
+
+ return $values[$position % count($values)];
+}
+
+/**
+ * Returns a random value depending on the supplied parameter type:
+ * - a random item from a Traversable or array
+ * - a random character from a string
+ * - a random integer between 0 and the integer parameter
+ *
+ * @param Twig_Environment $env A Twig_Environment instance
+ * @param Traversable|array|integer|string $values The values to pick a random item from
+ *
+ * @throws Twig_Error_Runtime When $values is an empty array (does not apply to an empty string which is returned as is).
+ *
+ * @return mixed A random value from the given sequence
+ */
+function twig_random(Twig_Environment $env, $values = null)
+{
+ if (null === $values) {
+ return mt_rand();
+ }
+
+ if (is_int($values) || is_float($values)) {
+ return $values < 0 ? mt_rand($values, 0) : mt_rand(0, $values);
+ }
+
+ if ($values instanceof Traversable) {
+ $values = iterator_to_array($values);
+ } elseif (is_string($values)) {
+ if ('' === $values) {
+ return '';
+ }
+ if (null !== $charset = $env->getCharset()) {
+ if ('UTF-8' != $charset) {
+ $values = twig_convert_encoding($values, 'UTF-8', $charset);
+ }
+
+ // unicode version of str_split()
+ // split at all positions, but not after the start and not before the end
+ $values = preg_split('/(?<!^)(?!$)/u', $values);
+
+ if ('UTF-8' != $charset) {
+ foreach ($values as $i => $value) {
+ $values[$i] = twig_convert_encoding($value, $charset, 'UTF-8');
+ }
+ }
+ } else {
+ return $values[mt_rand(0, strlen($values) - 1)];
+ }
+ }
+
+ if (!is_array($values)) {
+ return $values;
+ }
+
+ if (0 === count($values)) {
+ throw new Twig_Error_Runtime('The random function cannot pick from an empty array.');
+ }
+
+ return $values[array_rand($values, 1)];
+}
+
+/**
+ * Converts a date to the given format.
+ *
+ * <pre>
+ * {{ post.published_at|date("m/d/Y") }}
+ * </pre>
+ *
+ * @param Twig_Environment $env A Twig_Environment instance
+ * @param DateTime|DateInterval|string $date A date
+ * @param string $format A format
+ * @param DateTimeZone|string $timezone A timezone
+ *
+ * @return string The formatted date
+ */
+function twig_date_format_filter(Twig_Environment $env, $date, $format = null, $timezone = null)
+{
+ if (null === $format) {
+ $formats = $env->getExtension('core')->getDateFormat();
+ $format = $date instanceof DateInterval ? $formats[1] : $formats[0];
+ }
+
+ if ($date instanceof DateInterval) {
+ return $date->format($format);
+ }
+
+ return twig_date_converter($env, $date, $timezone)->format($format);
+}
+
+/**
+ * Returns a new date object modified
+ *
+ * <pre>
+ * {{ post.published_at|date_modify("-1day")|date("m/d/Y") }}
+ * </pre>
+ *
+ * @param Twig_Environment $env A Twig_Environment instance
+ * @param DateTime|string $date A date
+ * @param string $modifier A modifier string
+ *
+ * @return DateTime A new date object
+ */
+function twig_date_modify_filter(Twig_Environment $env, $date, $modifier)
+{
+ $date = twig_date_converter($env, $date, false);
+ $date->modify($modifier);
+
+ return $date;
+}
+
+/**
+ * Converts an input to a DateTime instance.
+ *
+ * <pre>
+ * {% if date(user.created_at) < date('+2days') %}
+ * {# do something #}
+ * {% endif %}
+ * </pre>
+ *
+ * @param Twig_Environment $env A Twig_Environment instance
+ * @param DateTime|string $date A date
+ * @param DateTimeZone|string $timezone A timezone
+ *
+ * @return DateTime A DateTime instance
+ */
+function twig_date_converter(Twig_Environment $env, $date = null, $timezone = null)
+{
+ // determine the timezone
+ if (!$timezone) {
+ $defaultTimezone = $env->getExtension('core')->getTimezone();
+ } elseif (!$timezone instanceof DateTimeZone) {
+ $defaultTimezone = new DateTimeZone($timezone);
+ } else {
+ $defaultTimezone = $timezone;
+ }
+
+ if ($date instanceof DateTime) {
+ $date = clone $date;
+ if (false !== $timezone) {
+ $date->setTimezone($defaultTimezone);
+ }
+
+ return $date;
+ }
+
+ $asString = (string) $date;
+ if (ctype_digit($asString) || (!empty($asString) && '-' === $asString[0] && ctype_digit(substr($asString, 1)))) {
+ $date = '@'.$date;
+ }
+
+ $date = new DateTime($date, $defaultTimezone);
+ if (false !== $timezone) {
+ $date->setTimezone($defaultTimezone);
+ }
+
+ return $date;
+}
+
+/**
+ * Number format filter.
+ *
+ * All of the formatting options can be left null, in that case the defaults will
+ * be used. Supplying any of the parameters will override the defaults set in the
+ * environment object.
+ *
+ * @param Twig_Environment $env A Twig_Environment instance
+ * @param mixed $number A float/int/string of the number to format
+ * @param integer $decimal The number of decimal points to display.
+ * @param string $decimalPoint The character(s) to use for the decimal point.
+ * @param string $thousandSep The character(s) to use for the thousands separator.
+ *
+ * @return string The formatted number
+ */
+function twig_number_format_filter(Twig_Environment $env, $number, $decimal = null, $decimalPoint = null, $thousandSep = null)
+{
+ $defaults = $env->getExtension('core')->getNumberFormat();
+ if (null === $decimal) {
+ $decimal = $defaults[0];
+ }
+
+ if (null === $decimalPoint) {
+ $decimalPoint = $defaults[1];
+ }
+
+ if (null === $thousandSep) {
+ $thousandSep = $defaults[2];
+ }
+
+ return number_format((float) $number, $decimal, $decimalPoint, $thousandSep);
+}
+
+/**
+ * URL encodes a string as a path segment or an array as a query string.
+ *
+ * @param string|array $url A URL or an array of query parameters
+ * @param bool $raw true to use rawurlencode() instead of urlencode
+ *
+ * @return string The URL encoded value
+ */
+function twig_urlencode_filter($url, $raw = false)
+{
+ if (is_array($url)) {
+ return http_build_query($url, '', '&');
+ }
+
+ if ($raw) {
+ return rawurlencode($url);
+ }
+
+ return urlencode($url);
+}
+
+if (version_compare(PHP_VERSION, '5.3.0', '<')) {
+ /**
+ * JSON encodes a variable.
+ *
+ * @param mixed $value The value to encode.
+ * @param integer $options Not used on PHP 5.2.x
+ *
+ * @return mixed The JSON encoded value
+ */
+ function twig_jsonencode_filter($value, $options = 0)
+ {
+ if ($value instanceof Twig_Markup) {
+ $value = (string) $value;
+ } elseif (is_array($value)) {
+ array_walk_recursive($value, '_twig_markup2string');
+ }
+
+ return json_encode($value);
+ }
+} else {
+ /**
+ * JSON encodes a variable.
+ *
+ * @param mixed $value The value to encode.
+ * @param integer $options Bitmask consisting of JSON_HEX_QUOT, JSON_HEX_TAG, JSON_HEX_AMP, JSON_HEX_APOS, JSON_NUMERIC_CHECK, JSON_PRETTY_PRINT, JSON_UNESCAPED_SLASHES, JSON_FORCE_OBJECT
+ *
+ * @return mixed The JSON encoded value
+ */
+ function twig_jsonencode_filter($value, $options = 0)
+ {
+ if ($value instanceof Twig_Markup) {
+ $value = (string) $value;
+ } elseif (is_array($value)) {
+ array_walk_recursive($value, '_twig_markup2string');
+ }
+
+ return json_encode($value, $options);
+ }
+}
+
+function _twig_markup2string(&$value)
+{
+ if ($value instanceof Twig_Markup) {
+ $value = (string) $value;
+ }
+}
+
+/**
+ * Merges an array with another one.
+ *
+ * <pre>
+ * {% set items = { 'apple': 'fruit', 'orange': 'fruit' } %}
+ *
+ * {% set items = items|merge({ 'peugeot': 'car' }) %}
+ *
+ * {# items now contains { 'apple': 'fruit', 'orange': 'fruit', 'peugeot': 'car' } #}
+ * </pre>
+ *
+ * @param array $arr1 An array
+ * @param array $arr2 An array
+ *
+ * @return array The merged array
+ */
+function twig_array_merge($arr1, $arr2)
+{
+ if (!is_array($arr1) || !is_array($arr2)) {
+ throw new Twig_Error_Runtime('The merge filter only works with arrays or hashes.');
+ }
+
+ return array_merge($arr1, $arr2);
+}
+
+/**
+ * Slices a variable.
+ *
+ * @param Twig_Environment $env A Twig_Environment instance
+ * @param mixed $item A variable
+ * @param integer $start Start of the slice
+ * @param integer $length Size of the slice
+ * @param Boolean $preserveKeys Whether to preserve key or not (when the input is an array)
+ *
+ * @return mixed The sliced variable
+ */
+function twig_slice(Twig_Environment $env, $item, $start, $length = null, $preserveKeys = false)
+{
+ if ($item instanceof Traversable) {
+ $item = iterator_to_array($item, false);
+ }
+
+ if (is_array($item)) {
+ return array_slice($item, $start, $length, $preserveKeys);
+ }
+
+ $item = (string) $item;
+
+ if (function_exists('mb_get_info') && null !== $charset = $env->getCharset()) {
+ return mb_substr($item, $start, null === $length ? mb_strlen($item, $charset) - $start : $length, $charset);
+ }
+
+ return null === $length ? substr($item, $start) : substr($item, $start, $length);
+}
+
+/**
+ * Returns the first element of the item.
+ *
+ * @param Twig_Environment $env A Twig_Environment instance
+ * @param mixed $item A variable
+ *
+ * @return mixed The first element of the item
+ */
+function twig_first(Twig_Environment $env, $item)
+{
+ $elements = twig_slice($env, $item, 0, 1, false);
+
+ return is_string($elements) ? $elements[0] : current($elements);
+}
+
+/**
+ * Returns the last element of the item.
+ *
+ * @param Twig_Environment $env A Twig_Environment instance
+ * @param mixed $item A variable
+ *
+ * @return mixed The last element of the item
+ */
+function twig_last(Twig_Environment $env, $item)
+{
+ $elements = twig_slice($env, $item, -1, 1, false);
+
+ return is_string($elements) ? $elements[0] : current($elements);
+}
+
+/**
+ * Joins the values to a string.
+ *
+ * The separator between elements is an empty string per default, you can define it with the optional parameter.
+ *
+ * <pre>
+ * {{ [1, 2, 3]|join('|') }}
+ * {# returns 1|2|3 #}
+ *
+ * {{ [1, 2, 3]|join }}
+ * {# returns 123 #}
+ * </pre>
+ *
+ * @param array $value An array
+ * @param string $glue The separator
+ *
+ * @return string The concatenated string
+ */
+function twig_join_filter($value, $glue = '')
+{
+ if ($value instanceof Traversable) {
+ $value = iterator_to_array($value, false);
+ }
+
+ return implode($glue, (array) $value);
+}
+
+/**
+ * Splits the string into an array.
+ *
+ * <pre>
+ * {{ "one,two,three"|split(',') }}
+ * {# returns [one, two, three] #}
+ *
+ * {{ "one,two,three,four,five"|split(',', 3) }}
+ * {# returns [one, two, "three,four,five"] #}
+ *
+ * {{ "123"|split('') }}
+ * {# returns [1, 2, 3] #}
+ *
+ * {{ "aabbcc"|split('', 2) }}
+ * {# returns [aa, bb, cc] #}
+ * </pre>
+ *
+ * @param string $value A string
+ * @param string $delimiter The delimiter
+ * @param integer $limit The limit
+ *
+ * @return array The split string as an array
+ */
+function twig_split_filter($value, $delimiter, $limit = null)
+{
+ if (empty($delimiter)) {
+ return str_split($value, null === $limit ? 1 : $limit);
+ }
+
+ return null === $limit ? explode($delimiter, $value) : explode($delimiter, $value, $limit);
+}
+
+// The '_default' filter is used internally to avoid using the ternary operator
+// which costs a lot for big contexts (before PHP 5.4). So, on average,
+// a function call is cheaper.
+function _twig_default_filter($value, $default = '')
+{
+ if (twig_test_empty($value)) {
+ return $default;
+ }
+
+ return $value;
+}
+
+/**
+ * Returns the keys for the given array.
+ *
+ * It is useful when you want to iterate over the keys of an array:
+ *
+ * <pre>
+ * {% for key in array|keys %}
+ * {# ... #}
+ * {% endfor %}
+ * </pre>
+ *
+ * @param array $array An array
+ *
+ * @return array The keys
+ */
+function twig_get_array_keys_filter($array)
+{
+ if (is_object($array) && $array instanceof Traversable) {
+ return array_keys(iterator_to_array($array));
+ }
+
+ if (!is_array($array)) {
+ return array();
+ }
+
+ return array_keys($array);
+}
+
+/**
+ * Reverses a variable.
+ *
+ * @param Twig_Environment $env A Twig_Environment instance
+ * @param array|Traversable|string $item An array, a Traversable instance, or a string
+ * @param Boolean $preserveKeys Whether to preserve key or not
+ *
+ * @return mixed The reversed input
+ */
+function twig_reverse_filter(Twig_Environment $env, $item, $preserveKeys = false)
+{
+ if (is_object($item) && $item instanceof Traversable) {
+ return array_reverse(iterator_to_array($item), $preserveKeys);
+ }
+
+ if (is_array($item)) {
+ return array_reverse($item, $preserveKeys);
+ }
+
+ if (null !== $charset = $env->getCharset()) {
+ $string = (string) $item;
+
+ if ('UTF-8' != $charset) {
+ $item = twig_convert_encoding($string, 'UTF-8', $charset);
+ }
+
+ preg_match_all('/./us', $item, $matches);
+
+ $string = implode('', array_reverse($matches[0]));
+
+ if ('UTF-8' != $charset) {
+ $string = twig_convert_encoding($string, $charset, 'UTF-8');
+ }
+
+ return $string;
+ }
+
+ return strrev((string) $item);
+}
+
+/**
+ * Sorts an array.
+ *
+ * @param array $array An array
+ */
+function twig_sort_filter($array)
+{
+ asort($array);
+
+ return $array;
+}
+
+/* used internally */
+function twig_in_filter($value, $compare)
+{
+ if (is_array($compare)) {
+ return in_array($value, $compare, is_object($value));
+ } elseif (is_string($compare)) {
+ if (!strlen($value)) {
+ return empty($compare);
+ }
+
+ return false !== strpos($compare, (string) $value);
+ } elseif ($compare instanceof Traversable) {
+ return in_array($value, iterator_to_array($compare, false), is_object($value));
+ }
+
+ return false;
+}
+
+/**
+ * Escapes a string.
+ *
+ * @param Twig_Environment $env A Twig_Environment instance
+ * @param string $string The value to be escaped
+ * @param string $strategy The escaping strategy
+ * @param string $charset The charset
+ * @param Boolean $autoescape Whether the function is called by the auto-escaping feature (true) or by the developer (false)
+ */
+function twig_escape_filter(Twig_Environment $env, $string, $strategy = 'html', $charset = null, $autoescape = false)
+{
+ if ($autoescape && $string instanceof Twig_Markup) {
+ return $string;
+ }
+
+ if (!is_string($string)) {
+ if (is_object($string) && method_exists($string, '__toString')) {
+ $string = (string) $string;
+ } else {
+ return $string;
+ }
+ }
+
+ if (null === $charset) {
+ $charset = $env->getCharset();
+ }
+
+ switch ($strategy) {
+ case 'html':
+ // see http://php.net/htmlspecialchars
+
+ // Using a static variable to avoid initializing the array
+ // each time the function is called. Moving the declaration on the
+ // top of the function slow downs other escaping strategies.
+ static $htmlspecialcharsCharsets = array(
+ 'ISO-8859-1' => true, 'ISO8859-1' => true,
+ 'ISO-8859-15' => true, 'ISO8859-15' => true,
+ 'utf-8' => true, 'UTF-8' => true,
+ 'CP866' => true, 'IBM866' => true, '866' => true,
+ 'CP1251' => true, 'WINDOWS-1251' => true, 'WIN-1251' => true,
+ '1251' => true,
+ 'CP1252' => true, 'WINDOWS-1252' => true, '1252' => true,
+ 'KOI8-R' => true, 'KOI8-RU' => true, 'KOI8R' => true,
+ 'BIG5' => true, '950' => true,
+ 'GB2312' => true, '936' => true,
+ 'BIG5-HKSCS' => true,
+ 'SHIFT_JIS' => true, 'SJIS' => true, '932' => true,
+ 'EUC-JP' => true, 'EUCJP' => true,
+ 'ISO8859-5' => true, 'ISO-8859-5' => true, 'MACROMAN' => true,
+ );
+
+ if (isset($htmlspecialcharsCharsets[$charset])) {
+ return htmlspecialchars($string, ENT_QUOTES | ENT_SUBSTITUTE, $charset);
+ }
+
+ if (isset($htmlspecialcharsCharsets[strtoupper($charset)])) {
+ // cache the lowercase variant for future iterations
+ $htmlspecialcharsCharsets[$charset] = true;
+
+ return htmlspecialchars($string, ENT_QUOTES | ENT_SUBSTITUTE, $charset);
+ }
+
+ $string = twig_convert_encoding($string, 'UTF-8', $charset);
+ $string = htmlspecialchars($string, ENT_QUOTES | ENT_SUBSTITUTE, 'UTF-8');
+
+ return twig_convert_encoding($string, $charset, 'UTF-8');
+
+ case 'js':
+ // escape all non-alphanumeric characters
+ // into their \xHH or \uHHHH representations
+ if ('UTF-8' != $charset) {
+ $string = twig_convert_encoding($string, 'UTF-8', $charset);
+ }
+
+ if (0 == strlen($string) ? false : (1 == preg_match('/^./su', $string) ? false : true)) {
+ throw new Twig_Error_Runtime('The string to escape is not a valid UTF-8 string.');
+ }
+
+ $string = preg_replace_callback('#[^a-zA-Z0-9,\._]#Su', '_twig_escape_js_callback', $string);
+
+ if ('UTF-8' != $charset) {
+ $string = twig_convert_encoding($string, $charset, 'UTF-8');
+ }
+
+ return $string;
+
+ case 'css':
+ if ('UTF-8' != $charset) {
+ $string = twig_convert_encoding($string, 'UTF-8', $charset);
+ }
+
+ if (0 == strlen($string) ? false : (1 == preg_match('/^./su', $string) ? false : true)) {
+ throw new Twig_Error_Runtime('The string to escape is not a valid UTF-8 string.');
+ }
+
+ $string = preg_replace_callback('#[^a-zA-Z0-9]#Su', '_twig_escape_css_callback', $string);
+
+ if ('UTF-8' != $charset) {
+ $string = twig_convert_encoding($string, $charset, 'UTF-8');
+ }
+
+ return $string;
+
+ case 'html_attr':
+ if ('UTF-8' != $charset) {
+ $string = twig_convert_encoding($string, 'UTF-8', $charset);
+ }
+
+ if (0 == strlen($string) ? false : (1 == preg_match('/^./su', $string) ? false : true)) {
+ throw new Twig_Error_Runtime('The string to escape is not a valid UTF-8 string.');
+ }
+
+ $string = preg_replace_callback('#[^a-zA-Z0-9,\.\-_]#Su', '_twig_escape_html_attr_callback', $string);
+
+ if ('UTF-8' != $charset) {
+ $string = twig_convert_encoding($string, $charset, 'UTF-8');
+ }
+
+ return $string;
+
+ case 'url':
+ // hackish test to avoid version_compare that is much slower, this works unless PHP releases a 5.10.*
+ // at that point however PHP 5.2.* support can be removed
+ if (PHP_VERSION < '5.3.0') {
+ return str_replace('%7E', '~', rawurlencode($string));
+ }
+
+ return rawurlencode($string);
+
+ default:
+ throw new Twig_Error_Runtime(sprintf('Invalid escaping strategy "%s" (valid ones: html, js, url, css, and html_attr).', $strategy));
+ }
+}
+
+/* used internally */
+function twig_escape_filter_is_safe(Twig_Node $filterArgs)
+{
+ foreach ($filterArgs as $arg) {
+ if ($arg instanceof Twig_Node_Expression_Constant) {
+ return array($arg->getAttribute('value'));
+ }
+
+ return array();
+ }
+
+ return array('html');
+}
+
+if (function_exists('mb_convert_encoding')) {
+ function twig_convert_encoding($string, $to, $from)
+ {
+ return mb_convert_encoding($string, $to, $from);
+ }
+} elseif (function_exists('iconv')) {
+ function twig_convert_encoding($string, $to, $from)
+ {
+ return iconv($from, $to, $string);
+ }
+} else {
+ function twig_convert_encoding($string, $to, $from)
+ {
+ throw new Twig_Error_Runtime('No suitable convert encoding function (use UTF-8 as your encoding or install the iconv or mbstring extension).');
+ }
+}
+
+function _twig_escape_js_callback($matches)
+{
+ $char = $matches[0];
+
+ // \xHH
+ if (!isset($char[1])) {
+ return '\\x'.strtoupper(substr('00'.bin2hex($char), -2));
+ }
+
+ // \uHHHH
+ $char = twig_convert_encoding($char, 'UTF-16BE', 'UTF-8');
+
+ return '\\u'.strtoupper(substr('0000'.bin2hex($char), -4));
+}
+
+function _twig_escape_css_callback($matches)
+{
+ $char = $matches[0];
+
+ // \xHH
+ if (!isset($char[1])) {
+ $hex = ltrim(strtoupper(bin2hex($char)), '0');
+ if (0 === strlen($hex)) {
+ $hex = '0';
+ }
+
+ return '\\'.$hex.' ';
+ }
+
+ // \uHHHH
+ $char = twig_convert_encoding($char, 'UTF-16BE', 'UTF-8');
+
+ return '\\'.ltrim(strtoupper(bin2hex($char)), '0').' ';
+}
+
+/**
+ * This function is adapted from code coming from Zend Framework.
+ *
+ * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license http://framework.zend.com/license/new-bsd New BSD License
+ */
+function _twig_escape_html_attr_callback($matches)
+{
+ /*
+ * While HTML supports far more named entities, the lowest common denominator
+ * has become HTML5's XML Serialisation which is restricted to the those named
+ * entities that XML supports. Using HTML entities would result in this error:
+ * XML Parsing Error: undefined entity
+ */
+ static $entityMap = array(
+ 34 => 'quot', /* quotation mark */
+ 38 => 'amp', /* ampersand */
+ 60 => 'lt', /* less-than sign */
+ 62 => 'gt', /* greater-than sign */
+ );
+
+ $chr = $matches[0];
+ $ord = ord($chr);
+
+ /**
+ * The following replaces characters undefined in HTML with the
+ * hex entity for the Unicode replacement character.
+ */
+ if (($ord <= 0x1f && $chr != "\t" && $chr != "\n" && $chr != "\r") || ($ord >= 0x7f && $ord <= 0x9f)) {
+ return '�';
+ }
+
+ /**
+ * Check if the current character to escape has a name entity we should
+ * replace it with while grabbing the hex value of the character.
+ */
+ if (strlen($chr) == 1) {
+ $hex = strtoupper(substr('00'.bin2hex($chr), -2));
+ } else {
+ $chr = twig_convert_encoding($chr, 'UTF-16BE', 'UTF-8');
+ $hex = strtoupper(substr('0000'.bin2hex($chr), -4));
+ }
+
+ $int = hexdec($hex);
+ if (array_key_exists($int, $entityMap)) {
+ return sprintf('&%s;', $entityMap[$int]);
+ }
+
+ /**
+ * Per OWASP recommendations, we'll use hex entities for any other
+ * characters where a named entity does not exist.
+ */
+
+ return sprintf('&#x%s;', $hex);
+}
+
+// add multibyte extensions if possible
+if (function_exists('mb_get_info')) {
+ /**
+ * Returns the length of a variable.
+ *
+ * @param Twig_Environment $env A Twig_Environment instance
+ * @param mixed $thing A variable
+ *
+ * @return integer The length of the value
+ */
+ function twig_length_filter(Twig_Environment $env, $thing)
+ {
+ return is_scalar($thing) ? mb_strlen($thing, $env->getCharset()) : count($thing);
+ }
+
+ /**
+ * Converts a string to uppercase.
+ *
+ * @param Twig_Environment $env A Twig_Environment instance
+ * @param string $string A string
+ *
+ * @return string The uppercased string
+ */
+ function twig_upper_filter(Twig_Environment $env, $string)
+ {
+ if (null !== ($charset = $env->getCharset())) {
+ return mb_strtoupper($string, $charset);
+ }
+
+ return strtoupper($string);
+ }
+
+ /**
+ * Converts a string to lowercase.
+ *
+ * @param Twig_Environment $env A Twig_Environment instance
+ * @param string $string A string
+ *
+ * @return string The lowercased string
+ */
+ function twig_lower_filter(Twig_Environment $env, $string)
+ {
+ if (null !== ($charset = $env->getCharset())) {
+ return mb_strtolower($string, $charset);
+ }
+
+ return strtolower($string);
+ }
+
+ /**
+ * Returns a titlecased string.
+ *
+ * @param Twig_Environment $env A Twig_Environment instance
+ * @param string $string A string
+ *
+ * @return string The titlecased string
+ */
+ function twig_title_string_filter(Twig_Environment $env, $string)
+ {
+ if (null !== ($charset = $env->getCharset())) {
+ return mb_convert_case($string, MB_CASE_TITLE, $charset);
+ }
+
+ return ucwords(strtolower($string));
+ }
+
+ /**
+ * Returns a capitalized string.
+ *
+ * @param Twig_Environment $env A Twig_Environment instance
+ * @param string $string A string
+ *
+ * @return string The capitalized string
+ */
+ function twig_capitalize_string_filter(Twig_Environment $env, $string)
+ {
+ if (null !== ($charset = $env->getCharset())) {
+ return mb_strtoupper(mb_substr($string, 0, 1, $charset), $charset).
+ mb_strtolower(mb_substr($string, 1, mb_strlen($string, $charset), $charset), $charset);
+ }
+
+ return ucfirst(strtolower($string));
+ }
+}
+// and byte fallback
+else {
+ /**
+ * Returns the length of a variable.
+ *
+ * @param Twig_Environment $env A Twig_Environment instance
+ * @param mixed $thing A variable
+ *
+ * @return integer The length of the value
+ */
+ function twig_length_filter(Twig_Environment $env, $thing)
+ {
+ return is_scalar($thing) ? strlen($thing) : count($thing);
+ }
+
+ /**
+ * Returns a titlecased string.
+ *
+ * @param Twig_Environment $env A Twig_Environment instance
+ * @param string $string A string
+ *
+ * @return string The titlecased string
+ */
+ function twig_title_string_filter(Twig_Environment $env, $string)
+ {
+ return ucwords(strtolower($string));
+ }
+
+ /**
+ * Returns a capitalized string.
+ *
+ * @param Twig_Environment $env A Twig_Environment instance
+ * @param string $string A string
+ *
+ * @return string The capitalized string
+ */
+ function twig_capitalize_string_filter(Twig_Environment $env, $string)
+ {
+ return ucfirst(strtolower($string));
+ }
+}
+
+/* used internally */
+function twig_ensure_traversable($seq)
+{
+ if ($seq instanceof Traversable || is_array($seq)) {
+ return $seq;
+ }
+
+ return array();
+}
+
+/**
+ * Checks if a variable is empty.
+ *
+ * <pre>
+ * {# evaluates to true if the foo variable is null, false, or the empty string #}
+ * {% if foo is empty %}
+ * {# ... #}
+ * {% endif %}
+ * </pre>
+ *
+ * @param mixed $value A variable
+ *
+ * @return Boolean true if the value is empty, false otherwise
+ */
+function twig_test_empty($value)
+{
+ if ($value instanceof Countable) {
+ return 0 == count($value);
+ }
+
+ return '' === $value || false === $value || null === $value || array() === $value;
+}
+
+/**
+ * Checks if a variable is traversable.
+ *
+ * <pre>
+ * {# evaluates to true if the foo variable is an array or a traversable object #}
+ * {% if foo is traversable %}
+ * {# ... #}
+ * {% endif %}
+ * </pre>
+ *
+ * @param mixed $value A variable
+ *
+ * @return Boolean true if the value is traversable
+ */
+function twig_test_iterable($value)
+{
+ return $value instanceof Traversable || is_array($value);
+}
+
+/**
+ * Renders a template.
+ *
+ * @param string $template The template to render
+ * @param array $variables The variables to pass to the template
+ * @param Boolean $with_context Whether to pass the current context variables or not
+ * @param Boolean $ignore_missing Whether to ignore missing templates or not
+ * @param Boolean $sandboxed Whether to sandbox the template or not
+ *
+ * @return string The rendered template
+ */
+function twig_include(Twig_Environment $env, $context, $template, $variables = array(), $withContext = true, $ignoreMissing = false, $sandboxed = false)
+{
+ if ($withContext) {
+ $variables = array_merge($context, $variables);
+ }
+
+ if ($isSandboxed = $sandboxed && $env->hasExtension('sandbox')) {
+ $sandbox = $env->getExtension('sandbox');
+ if (!$alreadySandboxed = $sandbox->isSandboxed()) {
+ $sandbox->enableSandbox();
+ }
+ }
+
+ try {
+ return $env->resolveTemplate($template)->render($variables);
+ } catch (Twig_Error_Loader $e) {
+ if (!$ignoreMissing) {
+ throw $e;
+ }
+ }
+
+ if ($isSandboxed && !$alreadySandboxed) {
+ $sandbox->disableSandbox();
+ }
+}
+
+/**
+ * Provides the ability to get constants from instances as well as class/global constants.
+ *
+ * @param string $constant The name of the constant
+ * @param null|object $object The object to get the constant from
+ *
+ * @return string
+ */
+function twig_constant($constant, $object = null)
+{
+ if (null !== $object) {
+ $constant = get_class($object).'::'.$constant;
+ }
+
+ return constant($constant);
+}
+
+/**
+ * Batches item.
+ *
+ * @param array $items An array of items
+ * @param integer $size The size of the batch
+ * @param string $fill A string to fill missing items
+ *
+ * @return array
+ */
+function twig_array_batch($items, $size, $fill = null)
+{
+ if ($items instanceof Traversable) {
+ $items = iterator_to_array($items, false);
+ }
+
+ $size = ceil($size);
+
+ $result = array_chunk($items, $size, true);
+
+ if (null !== $fill) {
+ $last = count($result) - 1;
+ $result[$last] = array_merge(
+ $result[$last],
+ array_fill(0, $size - count($result[$last]), $fill)
+ );
+ }
+
+ return $result;
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2011 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Extension_Debug extends Twig_Extension
+{
+ /**
+ * Returns a list of global functions to add to the existing list.
+ *
+ * @return array An array of global functions
+ */
+ public function getFunctions()
+ {
+ // dump is safe if var_dump is overridden by xdebug
+ $isDumpOutputHtmlSafe = extension_loaded('xdebug')
+ // false means that it was not set (and the default is on) or it explicitly enabled
+ && (false === ini_get('xdebug.overload_var_dump') || ini_get('xdebug.overload_var_dump'))
+ // false means that it was not set (and the default is on) or it explicitly enabled
+ // xdebug.overload_var_dump produces HTML only when html_errors is also enabled
+ && (false === ini_get('html_errors') || ini_get('html_errors'))
+ || 'cli' === php_sapi_name()
+ ;
+
+ return array(
+ new Twig_SimpleFunction('dump', 'twig_var_dump', array('is_safe' => $isDumpOutputHtmlSafe ? array('html') : array(), 'needs_context' => true, 'needs_environment' => true)),
+ );
+ }
+
+ /**
+ * Returns the name of the extension.
+ *
+ * @return string The extension name
+ */
+ public function getName()
+ {
+ return 'debug';
+ }
+}
+
+function twig_var_dump(Twig_Environment $env, $context)
+{
+ if (!$env->isDebug()) {
+ return;
+ }
+
+ ob_start();
+
+ $count = func_num_args();
+ if (2 === $count) {
+ $vars = array();
+ foreach ($context as $key => $value) {
+ if (!$value instanceof Twig_Template) {
+ $vars[$key] = $value;
+ }
+ }
+
+ var_dump($vars);
+ } else {
+ for ($i = 2; $i < $count; $i++) {
+ var_dump(func_get_arg($i));
+ }
+ }
+
+ return ob_get_clean();
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Extension_Escaper extends Twig_Extension
+{
+ protected $defaultStrategy;
+
+ public function __construct($defaultStrategy = 'html')
+ {
+ $this->setDefaultStrategy($defaultStrategy);
+ }
+
+ /**
+ * Returns the token parser instances to add to the existing list.
+ *
+ * @return array An array of Twig_TokenParserInterface or Twig_TokenParserBrokerInterface instances
+ */
+ public function getTokenParsers()
+ {
+ return array(new Twig_TokenParser_AutoEscape());
+ }
+
+ /**
+ * Returns the node visitor instances to add to the existing list.
+ *
+ * @return array An array of Twig_NodeVisitorInterface instances
+ */
+ public function getNodeVisitors()
+ {
+ return array(new Twig_NodeVisitor_Escaper());
+ }
+
+ /**
+ * Returns a list of filters to add to the existing list.
+ *
+ * @return array An array of filters
+ */
+ public function getFilters()
+ {
+ return array(
+ new Twig_SimpleFilter('raw', 'twig_raw_filter', array('is_safe' => array('all'))),
+ );
+ }
+
+ /**
+ * Sets the default strategy to use when not defined by the user.
+ *
+ * The strategy can be a valid PHP callback that takes the template
+ * "filename" as an argument and returns the strategy to use.
+ *
+ * @param mixed $defaultStrategy An escaping strategy
+ */
+ public function setDefaultStrategy($defaultStrategy)
+ {
+ // for BC
+ if (true === $defaultStrategy) {
+ $defaultStrategy = 'html';
+ }
+
+ $this->defaultStrategy = $defaultStrategy;
+ }
+
+ /**
+ * Gets the default strategy to use when not defined by the user.
+ *
+ * @param string $filename The template "filename"
+ *
+ * @return string The default strategy to use for the template
+ */
+ public function getDefaultStrategy($filename)
+ {
+ // disable string callables to avoid calling a function named html or js,
+ // or any other upcoming escaping strategy
+ if (!is_string($this->defaultStrategy) && is_callable($this->defaultStrategy)) {
+ return call_user_func($this->defaultStrategy, $filename);
+ }
+
+ return $this->defaultStrategy;
+ }
+
+ /**
+ * Returns the name of the extension.
+ *
+ * @return string The extension name
+ */
+ public function getName()
+ {
+ return 'escaper';
+ }
+}
+
+/**
+ * Marks a variable as being safe.
+ *
+ * @param string $string A PHP variable
+ */
+function twig_raw_filter($string)
+{
+ return $string;
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Extension_Optimizer extends Twig_Extension
+{
+ protected $optimizers;
+
+ public function __construct($optimizers = -1)
+ {
+ $this->optimizers = $optimizers;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getNodeVisitors()
+ {
+ return array(new Twig_NodeVisitor_Optimizer($this->optimizers));
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getName()
+ {
+ return 'optimizer';
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Extension_Sandbox extends Twig_Extension
+{
+ protected $sandboxedGlobally;
+ protected $sandboxed;
+ protected $policy;
+
+ public function __construct(Twig_Sandbox_SecurityPolicyInterface $policy, $sandboxed = false)
+ {
+ $this->policy = $policy;
+ $this->sandboxedGlobally = $sandboxed;
+ }
+
+ /**
+ * Returns the token parser instances to add to the existing list.
+ *
+ * @return array An array of Twig_TokenParserInterface or Twig_TokenParserBrokerInterface instances
+ */
+ public function getTokenParsers()
+ {
+ return array(new Twig_TokenParser_Sandbox());
+ }
+
+ /**
+ * Returns the node visitor instances to add to the existing list.
+ *
+ * @return array An array of Twig_NodeVisitorInterface instances
+ */
+ public function getNodeVisitors()
+ {
+ return array(new Twig_NodeVisitor_Sandbox());
+ }
+
+ public function enableSandbox()
+ {
+ $this->sandboxed = true;
+ }
+
+ public function disableSandbox()
+ {
+ $this->sandboxed = false;
+ }
+
+ public function isSandboxed()
+ {
+ return $this->sandboxedGlobally || $this->sandboxed;
+ }
+
+ public function isSandboxedGlobally()
+ {
+ return $this->sandboxedGlobally;
+ }
+
+ public function setSecurityPolicy(Twig_Sandbox_SecurityPolicyInterface $policy)
+ {
+ $this->policy = $policy;
+ }
+
+ public function getSecurityPolicy()
+ {
+ return $this->policy;
+ }
+
+ public function checkSecurity($tags, $filters, $functions)
+ {
+ if ($this->isSandboxed()) {
+ $this->policy->checkSecurity($tags, $filters, $functions);
+ }
+ }
+
+ public function checkMethodAllowed($obj, $method)
+ {
+ if ($this->isSandboxed()) {
+ $this->policy->checkMethodAllowed($obj, $method);
+ }
+ }
+
+ public function checkPropertyAllowed($obj, $method)
+ {
+ if ($this->isSandboxed()) {
+ $this->policy->checkPropertyAllowed($obj, $method);
+ }
+ }
+
+ public function ensureToStringAllowed($obj)
+ {
+ if (is_object($obj)) {
+ $this->policy->checkMethodAllowed($obj, '__toString');
+ }
+
+ return $obj;
+ }
+
+ /**
+ * Returns the name of the extension.
+ *
+ * @return string The extension name
+ */
+ public function getName()
+ {
+ return 'sandbox';
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2012 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Internal class.
+ *
+ * This class is used by Twig_Environment as a staging area and must not be used directly.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Extension_Staging extends Twig_Extension
+{
+ protected $functions = array();
+ protected $filters = array();
+ protected $visitors = array();
+ protected $tokenParsers = array();
+ protected $globals = array();
+ protected $tests = array();
+
+ public function addFunction($name, $function)
+ {
+ $this->functions[$name] = $function;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getFunctions()
+ {
+ return $this->functions;
+ }
+
+ public function addFilter($name, $filter)
+ {
+ $this->filters[$name] = $filter;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getFilters()
+ {
+ return $this->filters;
+ }
+
+ public function addNodeVisitor(Twig_NodeVisitorInterface $visitor)
+ {
+ $this->visitors[] = $visitor;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getNodeVisitors()
+ {
+ return $this->visitors;
+ }
+
+ public function addTokenParser(Twig_TokenParserInterface $parser)
+ {
+ $this->tokenParsers[] = $parser;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getTokenParsers()
+ {
+ return $this->tokenParsers;
+ }
+
+ public function addGlobal($name, $value)
+ {
+ $this->globals[$name] = $value;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getGlobals()
+ {
+ return $this->globals;
+ }
+
+ public function addTest($name, $test)
+ {
+ $this->tests[$name] = $test;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getTests()
+ {
+ return $this->tests;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getName()
+ {
+ return 'staging';
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2012 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Extension_StringLoader extends Twig_Extension
+{
+ /**
+ * {@inheritdoc}
+ */
+ public function getFunctions()
+ {
+ return array(
+ new Twig_SimpleFunction('template_from_string', 'twig_template_from_string', array('needs_environment' => true)),
+ );
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getName()
+ {
+ return 'string_loader';
+ }
+}
+
+/**
+ * Loads a template from a string.
+ *
+ * <pre>
+ * {{ include(template_from_string("Hello {{ name }}")) }}
+ * </pre>
+ *
+ * @param Twig_Environment $env A Twig_Environment instance
+ * @param string $template A template as a string
+ *
+ * @return Twig_Template A Twig_Template instance
+ */
+function twig_template_from_string(Twig_Environment $env, $template)
+{
+ static $loader;
+
+ if (null === $loader) {
+ $loader = new Twig_Loader_String();
+ }
+
+ $current = $env->getLoader();
+ $env->setLoader($loader);
+ try {
+ $template = $env->loadTemplate($template);
+ } catch (Exception $e) {
+ $env->setLoader($current);
+
+ throw $e;
+ }
+ $env->setLoader($current);
+
+ return $template;
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Interface implemented by extension classes.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+interface Twig_ExtensionInterface
+{
+ /**
+ * Initializes the runtime environment.
+ *
+ * This is where you can load some file that contains filter functions for instance.
+ *
+ * @param Twig_Environment $environment The current Twig_Environment instance
+ */
+ public function initRuntime(Twig_Environment $environment);
+
+ /**
+ * Returns the token parser instances to add to the existing list.
+ *
+ * @return array An array of Twig_TokenParserInterface or Twig_TokenParserBrokerInterface instances
+ */
+ public function getTokenParsers();
+
+ /**
+ * Returns the node visitor instances to add to the existing list.
+ *
+ * @return array An array of Twig_NodeVisitorInterface instances
+ */
+ public function getNodeVisitors();
+
+ /**
+ * Returns a list of filters to add to the existing list.
+ *
+ * @return array An array of filters
+ */
+ public function getFilters();
+
+ /**
+ * Returns a list of tests to add to the existing list.
+ *
+ * @return array An array of tests
+ */
+ public function getTests();
+
+ /**
+ * Returns a list of functions to add to the existing list.
+ *
+ * @return array An array of functions
+ */
+ public function getFunctions();
+
+ /**
+ * Returns a list of operators to add to the existing list.
+ *
+ * @return array An array of operators
+ */
+ public function getOperators();
+
+ /**
+ * Returns a list of global variables to add to the existing list.
+ *
+ * @return array An array of global variables
+ */
+ public function getGlobals();
+
+ /**
+ * Returns the name of the extension.
+ *
+ * @return string The extension name
+ */
+ public function getName();
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Autoloads Twig Extensions classes.
+ *
+ * @package twig
+ * @author Fabien Potencier <fabien.potencier@symfony-project.com>
+ */
+class Twig_Extensions_Autoloader
+{
+ /**
+ * Registers Twig_Extensions_Autoloader as an SPL autoloader.
+ */
+ static public function register()
+ {
+ spl_autoload_register(array(new self, 'autoload'));
+ }
+
+ /**
+ * Handles autoloading of classes.
+ *
+ * @param string $class A class name.
+ *
+ * @return boolean Returns true if the class has been loaded
+ */
+ static public function autoload($class)
+ {
+ if (0 !== strpos($class, 'Twig_Extensions')) {
+ return;
+ }
+
+ if (file_exists($file = dirname(__FILE__).'/../../'.str_replace('_', '/', $class).'.php')) {
+ require $file;
+ }
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Extensions_Extension_Debug extends Twig_Extension
+{
+ /**
+ * Returns the token parser instance to add to the existing list.
+ *
+ * @return array An array of Twig_TokenParser instances
+ */
+ public function getTokenParsers()
+ {
+ return array(
+ new Twig_Extensions_TokenParser_Debug(),
+ );
+ }
+
+ /**
+ * Returns the name of the extension.
+ *
+ * @return string The extension name
+ */
+ public function getName()
+ {
+ return 'debug';
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Extensions_Extension_I18n extends Twig_Extension
+{
+ /**
+ * Returns the token parser instances to add to the existing list.
+ *
+ * @return array An array of Twig_TokenParserInterface or Twig_TokenParserBrokerInterface instances
+ */
+ public function getTokenParsers()
+ {
+ return array(new Twig_Extensions_TokenParser_Trans());
+ }
+
+ /**
+ * Returns a list of filters to add to the existing list.
+ *
+ * @return array An array of filters
+ */
+ public function getFilters()
+ {
+ return array(
+ 'trans' => new Twig_Filter_Function('gettext'),
+ );
+ }
+
+ /**
+ * Returns the name of the extension.
+ *
+ * @return string The extension name
+ */
+ public function getName()
+ {
+ return 'i18n';
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+class Twig_Extensions_Extension_Intl extends Twig_Extension
+{
+ public function __construct()
+ {
+ if (!class_exists('IntlDateFormatter')) {
+ throw new RuntimeException('The intl extension is needed to use intl-based filters.');
+ }
+ }
+
+ /**
+ * Returns a list of filters to add to the existing list.
+ *
+ * @return array An array of filters
+ */
+ public function getFilters()
+ {
+ return array(
+ 'localizeddate' => new Twig_Filter_Function('twig_localized_date_filter', array('needs_environment' => true)),
+ );
+ }
+
+ /**
+ * Returns the name of the extension.
+ *
+ * @return string The extension name
+ */
+ public function getName()
+ {
+ return 'intl';
+ }
+}
+
+function twig_localized_date_filter(Twig_Environment $env, $date, $dateFormat = 'medium', $timeFormat = 'medium', $locale = null, $timezone = null, $format = null)
+{
+ $date = twig_date_converter($env, $date, $timezone);
+
+ $formatValues = array(
+ 'none' => IntlDateFormatter::NONE,
+ 'short' => IntlDateFormatter::SHORT,
+ 'medium' => IntlDateFormatter::MEDIUM,
+ 'long' => IntlDateFormatter::LONG,
+ 'full' => IntlDateFormatter::FULL,
+ );
+
+ $formatter = IntlDateFormatter::create(
+ $locale !== null ? $locale : Locale::getDefault(),
+ $formatValues[$dateFormat],
+ $formatValues[$timeFormat],
+ $date->getTimezone()->getName(),
+ IntlDateFormatter::GREGORIAN,
+ $format
+ );
+
+ return $formatter->format($date->getTimestamp());
+}
--- /dev/null
+<?php
+
+/**
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @author Henrik Bjornskov <hb@peytz.dk>
+ * @package Twig
+ * @subpackage Twig-extensions
+ */
+class Twig_Extensions_Extension_Text extends Twig_Extension
+{
+ /**
+ * Returns a list of filters.
+ *
+ * @return array
+ */
+ public function getFilters()
+ {
+ $filters = array(
+ 'truncate' => new Twig_Filter_Function('twig_truncate_filter', array('needs_environment' => true)),
+ 'wordwrap' => new Twig_Filter_Function('twig_wordwrap_filter', array('needs_environment' => true)),
+ );
+
+ if (version_compare(Twig_Environment::VERSION, '1.5.0-DEV', '<')) {
+ $filters['nl2br'] = new Twig_Filter_Function('twig_nl2br_filter', array('pre_escape' => 'html', 'is_safe' => array('html')));
+ }
+
+ return $filters;
+ }
+
+ /**
+ * Name of this extension
+ *
+ * @return string
+ */
+ public function getName()
+ {
+ return 'Text';
+ }
+}
+
+function twig_nl2br_filter($value, $sep = '<br />')
+{
+ return str_replace("\n", $sep."\n", $value);
+}
+
+if (function_exists('mb_get_info')) {
+ function twig_truncate_filter(Twig_Environment $env, $value, $length = 30, $preserve = false, $separator = '...')
+ {
+ if (mb_strlen($value, $env->getCharset()) > $length) {
+ if ($preserve) {
+ if (false !== ($breakpoint = mb_strpos($value, ' ', $length, $env->getCharset()))) {
+ $length = $breakpoint;
+ }
+ }
+
+ return rtrim(mb_substr($value, 0, $length, $env->getCharset())) . $separator;
+ }
+
+ return $value;
+ }
+
+ function twig_wordwrap_filter(Twig_Environment $env, $value, $length = 80, $separator = "\n", $preserve = false)
+ {
+ $sentences = array();
+
+ $previous = mb_regex_encoding();
+ mb_regex_encoding($env->getCharset());
+
+ $pieces = mb_split($separator, $value);
+ mb_regex_encoding($previous);
+
+ foreach ($pieces as $piece) {
+ while(!$preserve && mb_strlen($piece, $env->getCharset()) > $length) {
+ $sentences[] = mb_substr($piece, 0, $length, $env->getCharset());
+ $piece = mb_substr($piece, $length, 2048, $env->getCharset());
+ }
+
+ $sentences[] = $piece;
+ }
+
+ return implode($separator, $sentences);
+ }
+} else {
+ function twig_truncate_filter(Twig_Environment $env, $value, $length = 30, $preserve = false, $separator = '...')
+ {
+ if (strlen($value) > $length) {
+ if ($preserve) {
+ if (false !== ($breakpoint = strpos($value, ' ', $length))) {
+ $length = $breakpoint;
+ }
+ }
+
+ return rtrim(substr($value, 0, $length)) . $separator;
+ }
+
+ return $value;
+ }
+
+ function twig_wordwrap_filter(Twig_Environment $env, $value, $length = 80, $separator = "\n", $preserve = false)
+ {
+ return wordwrap($value, $length, $separator, !$preserve);
+ }
+}
\ No newline at end of file
--- /dev/null
+<?php
+
+/**
+ * This file is part of the Twig Gettext utility.
+ *
+ * (c) Саша Стаменковић <umpirsky@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Twig\Gettext;
+
+use Symfony\Component\Filesystem\Filesystem;
+
+/**
+ * Extracts translations from twig templates.
+ *
+ * @author Саша Стаменковић <umpirsky@gmail.com>
+ */
+class Extractor
+{
+ /**
+ * @var \Twig_Environment
+ */
+ protected $environment;
+
+ /**
+ * Template cached file names.
+ *
+ * @var string[]
+ */
+ protected $templates;
+
+ /**
+ * Gettext parameters.
+ *
+ * @var string[]
+ */
+ protected $parameters;
+
+ public function __construct(\Twig_Environment $environment)
+ {
+ $this->environment = $environment;
+ $this->reset();
+ }
+
+ protected function reset()
+ {
+ $this->templates = array();
+ $this->parameters = array();
+ }
+
+ public function addTemplate($path)
+ {
+ $this->environment->loadTemplate($path);
+ $this->templates[] = $this->environment->getCacheFilename($path);
+ }
+
+ public function addGettextParameter($parameter)
+ {
+ $this->parameters[] = $parameter;
+ }
+
+ public function setGettextParameters(array $parameters)
+ {
+ $this->parameters = $parameters;
+ }
+
+ public function extract()
+ {
+ $command = 'xgettext';
+ $command .= ' '.join(' ', $this->parameters);
+ $command .= ' '.join(' ', $this->templates);
+
+ $error = 0;
+ $output = system($command, $error);
+ if (0 !== $error) {
+ throw new \RuntimeException(sprintf(
+ 'Gettext command "%s" failed with error code %s and output: %s',
+ $command,
+ $error,
+ $output
+ ));
+ }
+
+ $this->reset();
+ }
+
+ public function __destruct()
+ {
+ $filesystem = new Filesystem();
+ $filesystem->remove($this->environment->getCache());
+ }
+}
--- /dev/null
+<?php
+
+/**
+ * This file is part of the Twig Gettext utility.
+ *
+ * (c) Саша Стаменковић <umpirsky@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Twig\Gettext\Loader;
+
+/**
+ * Loads template from the filesystem.
+ *
+ * @author Саша Стаменковић <umpirsky@gmail.com>
+ */
+class Filesystem extends \Twig_Loader_Filesystem
+{
+ /**
+ * Hacked find template to allow loading templates by absolute path.
+ *
+ * @param string $name template name or absolute path
+ */
+ protected function findTemplate($name)
+ {
+ // normalize name
+ $name = preg_replace('#/{2,}#', '/', strtr($name, '\\', '/'));
+
+ if (isset($this->cache[$name])) {
+ return $this->cache[$name];
+ }
+
+ $this->validateName($name);
+
+ $namespace = '__main__';
+ if (isset($name[0]) && '@' == $name[0]) {
+ if (false === $pos = strpos($name, '/')) {
+ throw new \InvalidArgumentException(sprintf('Malformed namespaced template name "%s" (expecting "@namespace/template_name").', $name));
+ }
+
+ $namespace = substr($name, 1, $pos - 1);
+
+ $name = substr($name, $pos + 1);
+ }
+
+ if (!isset($this->paths[$namespace])) {
+ throw new \Twig_Error_Loader(sprintf('There are no registered paths for namespace "%s".', $namespace));
+ }
+
+ if (is_file($name)) {
+ return $this->cache[$name] = $name;
+ }
+
+ return __DIR__.'/../Test/Fixtures/twig/empty.twig';
+ }
+}
--- /dev/null
+<?php
+
+/**
+ * This file is part of the Twig Gettext utility.
+ *
+ * (c) Саша Стаменковић <umpirsky@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Twig\Gettext\Routing\Generator;
+
+use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
+use Symfony\Component\Routing\RequestContext;
+
+/**
+ * Dummy url generator.
+ *
+ * @author Саша Стаменковић <umpirsky@gmail.com>
+ */
+class UrlGenerator implements UrlGeneratorInterface
+{
+ protected $context;
+
+ public function generate($name, $parameters = array(), $absolute = false)
+ {
+ }
+
+ public function getContext()
+ {
+ return $this->context;
+ }
+
+ public function setContext(RequestContext $context)
+ {
+ $this->context = $context;
+ }
+}
--- /dev/null
+<?php
+
+/**
+ * This file is part of the Twig Gettext utility.
+ *
+ * (c) Саша Стаменковић <umpirsky@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Twig\Gettext\Test;
+
+use Twig\Gettext\Extractor;
+use Twig\Gettext\Loader\Filesystem;
+use Symfony\Component\Translation\Loader\PoFileLoader;
+
+/**
+ * @author Саша Стаменковић <umpirsky@gmail.com>
+ */
+class ExtractorTest extends \PHPUnit_Framework_TestCase
+{
+ /**
+ * @var \Twig_Environment
+ */
+ protected $twig;
+
+ /**
+ * @var PoFileLoader
+ */
+ protected $loader;
+
+ protected function setUp()
+ {
+ $this->twig = new \Twig_Environment(new Filesystem('/'), array(
+ 'cache' => '/tmp/cache/'.uniqid(),
+ 'auto_reload' => true
+ ));
+ $this->twig->addExtension(new \Twig_Extensions_Extension_I18n());
+
+ $this->loader = new PoFileLoader();
+ }
+
+ /**
+ * @dataProvider testExtractDataProvider
+ */
+ public function testExtract(array $templates, array $parameters, array $messages)
+ {
+ $extractor = new Extractor($this->twig);
+
+ foreach ($templates as $template) {
+ $extractor->addTemplate($template);
+ }
+ foreach ($parameters as $parameter) {
+ $extractor->addGettextParameter($parameter);
+ }
+
+ $extractor->extract();
+
+ $catalog = $this->loader->load($this->getPotFile(), null);
+
+ foreach ($messages as $message) {
+ $this->assertTrue(
+ $catalog->has($message),
+ sprintf('Message "%s" not found in catalog.', $message)
+ );
+ }
+ }
+
+ public function testExtractDataProvider()
+ {
+ return array(
+ array(
+ array(
+ __DIR__.'/Fixtures/twig/singular.twig',
+ __DIR__.'/Fixtures/twig/plural.twig',
+ ),
+ $this->getGettextParameters(),
+ array(
+ 'Hello %name%!',
+ 'Hello World!',
+ 'Hey %name%, I have one apple.',
+ 'Hey %name%, I have %count% apples.',
+ ),
+ ),
+ );
+ }
+
+ public function testExtractNoTranslations()
+ {
+ $extractor = new Extractor($this->twig);
+
+ $extractor->addTemplate(__DIR__.'/Fixtures/twig/empty.twig');
+ $extractor->setGettextParameters($this->getGettextParameters());
+
+ $extractor->extract();
+
+ $catalog = $this->loader->load($this->getPotFile(), null);
+
+ $this->assertEmpty($catalog->all('messages'));
+ }
+
+ private function getPotFile()
+ {
+ return __DIR__.'/Fixtures/messages.pot';
+ }
+
+ private function getGettextParameters()
+ {
+ return array(
+ '--force-po',
+ '-o',
+ $this->getPotFile(),
+ );
+ }
+
+ protected function tearDown()
+ {
+ if (file_exists($this->getPotFile())) {
+ unlink($this->getPotFile());
+ }
+ }
+}
--- /dev/null
+Nothing to translate here.
--- /dev/null
+{% trans %}
+ Hey {{ name }}, I have one apple.
+{% plural apple_count %}
+ Hey {{ name }}, I have {{ count }} apples.
+{% endtrans %}
--- /dev/null
+{% trans "Hello World!" %}
+
+{% trans %}
+ Hello World!
+{% endtrans %}
+
+{% trans %}
+ Hello {{ name }}!
+{% endtrans %}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+abstract class Twig_Extensions_Grammar implements Twig_Extensions_GrammarInterface
+{
+ protected $name;
+ protected $parser;
+
+ public function __construct($name)
+ {
+ $this->name = $name;
+ }
+
+ public function setParser(Twig_ParserInterface $parser)
+ {
+ $this->parser = $parser;
+ }
+
+ public function getName()
+ {
+ return $this->name;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Extensions_Grammar_Arguments extends Twig_Extensions_Grammar
+{
+ public function __toString()
+ {
+ return sprintf('<%s:arguments>', $this->name);
+ }
+
+ public function parse(Twig_Token $token)
+ {
+ return $this->parser->getExpressionParser()->parseArguments();
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Extensions_Grammar_Array extends Twig_Extensions_Grammar
+{
+ public function __toString()
+ {
+ return sprintf('<%s:array>', $this->name);
+ }
+
+ public function parse(Twig_Token $token)
+ {
+ return $this->parser->getExpressionParser()->parseArrayExpression();
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Extensions_Grammar_Body extends Twig_Extensions_Grammar
+{
+ protected $end;
+
+ public function __construct($name, $end = null)
+ {
+ parent::__construct($name);
+
+ $this->end = null === $end ? 'end'.$name : $end;
+ }
+
+ public function __toString()
+ {
+ return sprintf('<%s:body>', $this->name);
+ }
+
+ public function parse(Twig_Token $token)
+ {
+ $stream = $this->parser->getStream();
+ $stream->expect(Twig_Token::BLOCK_END_TYPE);
+
+ return $this->parser->subparse(array($this, 'decideBlockEnd'), true);
+ }
+
+ public function decideBlockEnd(Twig_Token $token)
+ {
+ return $token->test($this->end);
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Extensions_Grammar_Boolean extends Twig_Extensions_Grammar
+{
+ public function __toString()
+ {
+ return sprintf('<%s:boolean>', $this->name);
+ }
+
+ public function parse(Twig_Token $token)
+ {
+ $this->parser->getStream()->expect(Twig_Token::NAME_TYPE, array('true', 'false'));
+
+ return new Twig_Node_Expression_Constant('true' === $token->getValue() ? true : false, $token->getLine());
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Extensions_Grammar_Constant extends Twig_Extensions_Grammar
+{
+ protected $type;
+
+ public function __construct($name, $type = null)
+ {
+ $this->name = $name;
+ $this->type = null === $type ? Twig_Token::NAME_TYPE : $type;
+ }
+
+ public function __toString()
+ {
+ return $this->name;
+ }
+
+ public function parse(Twig_Token $token)
+ {
+ $this->parser->getStream()->expect($this->type, $this->name);
+
+ return $this->name;
+ }
+
+ public function getType()
+ {
+ return $this->type;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Extensions_Grammar_Expression extends Twig_Extensions_Grammar
+{
+ public function __toString()
+ {
+ return sprintf('<%s>', $this->name);
+ }
+
+ public function parse(Twig_Token $token)
+ {
+ return $this->parser->getExpressionParser()->parseExpression();
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Extensions_Grammar_Hash extends Twig_Extensions_Grammar
+{
+ public function __toString()
+ {
+ return sprintf('<%s:hash>', $this->name);
+ }
+
+ public function parse(Twig_Token $token)
+ {
+ return $this->parser->getExpressionParser()->parseHashExpression();
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Extensions_Grammar_Number extends Twig_Extensions_Grammar
+{
+ public function __toString()
+ {
+ return sprintf('<%s:number>', $this->name);
+ }
+
+ public function parse(Twig_Token $token)
+ {
+ $this->parser->getStream()->expect(Twig_Token::NUMBER_TYPE);
+
+ return new Twig_Node_Expression_Constant($token->getValue(), $token->getLine());
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Extensions_Grammar_Optional extends Twig_Extensions_Grammar
+{
+ protected $grammar;
+
+ public function __construct()
+ {
+ $this->grammar = array();
+ foreach (func_get_args() as $grammar) {
+ $this->addGrammar($grammar);
+ }
+ }
+
+ public function __toString()
+ {
+ $repr = array();
+ foreach ($this->grammar as $grammar) {
+ $repr[] = (string) $grammar;
+ }
+
+ return sprintf('[%s]', implode(' ', $repr));
+ }
+
+ public function addGrammar(Twig_Extensions_GrammarInterface $grammar)
+ {
+ $this->grammar[] = $grammar;
+ }
+
+ public function parse(Twig_Token $token)
+ {
+ // test if we have the optional element before consuming it
+ if ($this->grammar[0] instanceof Twig_Extensions_Grammar_Constant) {
+ if (!$this->parser->getStream()->test($this->grammar[0]->getType(), $this->grammar[0]->getName())) {
+ return array();
+ }
+ } elseif ($this->grammar[0] instanceof Twig_Extensions_Grammar_Name) {
+ if (!$this->parser->getStream()->test(Twig_Token::NAME_TYPE)) {
+ return array();
+ }
+ } elseif ($this->parser->getStream()->test(Twig_Token::BLOCK_END_TYPE)) {
+ // if this is not a Constant or a Name, it must be the last element of the tag
+
+ return array();
+ }
+
+ $elements = array();
+ foreach ($this->grammar as $grammar) {
+ $grammar->setParser($this->parser);
+
+ $element = $grammar->parse($token);
+ if (is_array($element)) {
+ $elements = array_merge($elements, $element);
+ } else {
+ $elements[$grammar->getName()] = $element;
+ }
+ }
+
+ return $elements;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Extensions_Grammar_Switch extends Twig_Extensions_Grammar
+{
+ public function __toString()
+ {
+ return sprintf('<%s:switch>', $this->name);
+ }
+
+ public function parse(Twig_Token $token)
+ {
+ $this->parser->getStream()->expect(Twig_Token::NAME_TYPE, $this->name);
+
+ return new Twig_Node_Expression_Constant(true, $token->getLine());
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Extensions_Grammar_Tag extends Twig_Extensions_Grammar
+{
+ protected $grammar;
+
+ public function __construct()
+ {
+ $this->grammar = array();
+ foreach (func_get_args() as $grammar) {
+ $this->addGrammar($grammar);
+ }
+ }
+
+ public function __toString()
+ {
+ $repr = array();
+ foreach ($this->grammar as $grammar) {
+ $repr[] = (string) $grammar;
+ }
+
+ return implode(' ', $repr);
+ }
+
+ public function addGrammar(Twig_Extensions_GrammarInterface $grammar)
+ {
+ $this->grammar[] = $grammar;
+ }
+
+ public function parse(Twig_Token $token)
+ {
+ $elements = array();
+ foreach ($this->grammar as $grammar) {
+ $grammar->setParser($this->parser);
+
+ $element = $grammar->parse($token);
+ if (is_array($element)) {
+ $elements = array_merge($elements, $element);
+ } else {
+ $elements[$grammar->getName()] = $element;
+ }
+ }
+
+ $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE);
+
+ return $elements;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+interface Twig_Extensions_GrammarInterface
+{
+ function setParser(Twig_ParserInterface $parser);
+
+ function parse(Twig_Token $token);
+
+ function getName();
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a debug node.
+ *
+ * @package twig
+ * @subpackage Twig-extensions
+ * @author Fabien Potencier <fabien.potencier@symfony-project.com>
+ * @version SVN: $Id$
+ */
+class Twig_Extensions_Node_Debug extends Twig_Node
+{
+ public function __construct(Twig_Node_Expression $expr = null, $lineno, $tag = null)
+ {
+ parent::__construct(array('expr' => $expr), array(), $lineno, $tag);
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler->addDebugInfo($this);
+
+ $compiler
+ ->write("if (\$this->env->isDebug()) {\n")
+ ->indent()
+ ;
+
+ if (null === $this->getNode('expr')) {
+ // remove embedded templates (macros) from the context
+ $compiler
+ ->write("\$vars = array();\n")
+ ->write("foreach (\$context as \$key => \$value) {\n")
+ ->indent()
+ ->write("if (!\$value instanceof Twig_Template) {\n")
+ ->indent()
+ ->write("\$vars[\$key] = \$value;\n")
+ ->outdent()
+ ->write("}\n")
+ ->outdent()
+ ->write("}\n")
+ ->write("var_dump(\$vars);\n")
+ ;
+ } else {
+ $compiler
+ ->write("var_dump(")
+ ->subcompile($this->getNode('expr'))
+ ->raw(");\n")
+ ;
+ }
+
+ $compiler
+ ->outdent()
+ ->write("}\n")
+ ;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a trans node.
+ *
+ * @package twig
+ * @author Fabien Potencier <fabien.potencier@symfony-project.com>
+ */
+class Twig_Extensions_Node_Trans extends Twig_Node
+{
+ public function __construct(Twig_NodeInterface $body, Twig_NodeInterface $plural = null, Twig_Node_Expression $count = null, $lineno, $tag = null)
+ {
+ parent::__construct(array('count' => $count, 'body' => $body, 'plural' => $plural), array(), $lineno, $tag);
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler->addDebugInfo($this);
+
+ list($msg, $vars) = $this->compileString($this->getNode('body'));
+
+ if (null !== $this->getNode('plural')) {
+ list($msg1, $vars1) = $this->compileString($this->getNode('plural'));
+
+ $vars = array_merge($vars, $vars1);
+ }
+
+ $function = null === $this->getNode('plural') ? 'gettext' : 'ngettext';
+
+ if ($vars) {
+ $compiler
+ ->write('echo strtr('.$function.'(')
+ ->subcompile($msg)
+ ;
+
+ if (null !== $this->getNode('plural')) {
+ $compiler
+ ->raw(', ')
+ ->subcompile($msg1)
+ ->raw(', abs(')
+ ->subcompile($this->getNode('count'))
+ ->raw(')')
+ ;
+ }
+
+ $compiler->raw('), array(');
+
+ foreach ($vars as $var) {
+ if ('count' === $var->getAttribute('name')) {
+ $compiler
+ ->string('%count%')
+ ->raw(' => abs(')
+ ->subcompile($this->getNode('count'))
+ ->raw('), ')
+ ;
+ } else {
+ $compiler
+ ->string('%'.$var->getAttribute('name').'%')
+ ->raw(' => ')
+ ->subcompile($var)
+ ->raw(', ')
+ ;
+ }
+ }
+
+ $compiler->raw("));\n");
+ } else {
+ $compiler
+ ->write('echo '.$function.'(')
+ ->subcompile($msg)
+ ;
+
+ if (null !== $this->getNode('plural')) {
+ $compiler
+ ->raw(', ')
+ ->subcompile($msg1)
+ ->raw(', abs(')
+ ->subcompile($this->getNode('count'))
+ ->raw(')')
+ ;
+ }
+
+ $compiler->raw(");\n");
+ }
+ }
+
+ protected function compileString(Twig_NodeInterface $body)
+ {
+ if ($body instanceof Twig_Node_Expression_Name || $body instanceof Twig_Node_Expression_Constant || $body instanceof Twig_Node_Expression_TempName) {
+ return array($body, array());
+ }
+
+ $vars = array();
+ if (count($body)) {
+ $msg = '';
+
+ foreach ($body as $node) {
+ if (get_class($node) === 'Twig_Node' && $node->getNode(0) instanceof Twig_Node_SetTemp) {
+ $node = $node->getNode(1);
+ }
+
+ if ($node instanceof Twig_Node_Print) {
+ $n = $node->getNode('expr');
+ while ($n instanceof Twig_Node_Expression_Filter) {
+ $n = $n->getNode('node');
+ }
+ $msg .= sprintf('%%%s%%', $n->getAttribute('name'));
+ $vars[] = new Twig_Node_Expression_Name($n->getAttribute('name'), $n->getLine());
+ } else {
+ $msg .= $node->getAttribute('data');
+ }
+ }
+ } else {
+ $msg = $body->getAttribute('data');
+ }
+
+ return array(new Twig_Node(array(new Twig_Node_Expression_Constant(trim($msg), $body->getLine()))), $vars);
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+abstract class Twig_Extensions_SimpleTokenParser extends Twig_TokenParser
+{
+ /**
+ * Parses a token and returns a node.
+ *
+ * @param Twig_Token $token A Twig_Token instance
+ *
+ * @return Twig_NodeInterface A Twig_NodeInterface instance
+ */
+ public function parse(Twig_Token $token)
+ {
+ $grammar = $this->getGrammar();
+ if (!is_object($grammar)) {
+ $grammar = self::parseGrammar($grammar);
+ }
+
+ $grammar->setParser($this->parser);
+ $values = $grammar->parse($token);
+
+ return $this->getNode($values, $token->getLine());
+ }
+
+ /**
+ * Gets the grammar as an object or as a string.
+ *
+ * @return string|Twig_Extensions_Grammar A Twig_Extensions_Grammar instance or a string
+ */
+ abstract protected function getGrammar();
+
+ /**
+ * Gets the nodes based on the parsed values.
+ *
+ * @param array $values An array of values
+ * @param integer $line The parser line
+ */
+ abstract protected function getNode(array $values, $line);
+
+ protected function getAttribute($node, $attribute, $arguments = array(), $type = Twig_Node_Expression_GetAttr::TYPE_ANY, $line = -1)
+ {
+ return new Twig_Node_Expression_GetAttr(
+ $node instanceof Twig_NodeInterface ? $node : new Twig_Node_Expression_Name($node, $line),
+ $attribute instanceof Twig_NodeInterface ? $attribute : new Twig_Node_Expression_Constant($attribute, $line),
+ $arguments instanceof Twig_NodeInterface ? $arguments : new Twig_Node($arguments),
+ $type,
+ $line
+ );
+ }
+
+ protected function call($node, $attribute, $arguments = array(), $line = -1)
+ {
+ return $this->getAttribute($node, $attribute, $arguments, Twig_Node_Expression_GetAttr::TYPE_METHOD, $line);
+ }
+
+ protected function markAsSafe(Twig_NodeInterface $node, $line = -1)
+ {
+ return new Twig_Node_Expression_Filter(
+ $node,
+ new Twig_Node_Expression_Constant('raw', $line),
+ new Twig_Node(),
+ $line
+ );
+ }
+
+ protected function output(Twig_NodeInterface $node, $line = -1)
+ {
+ return new Twig_Node_Print($node, $line);
+ }
+
+ protected function getNodeValues(array $values)
+ {
+ $nodes = array();
+ foreach ($values as $value) {
+ if ($value instanceof Twig_NodeInterface) {
+ $nodes[] = $value;
+ }
+ }
+
+ return $nodes;
+ }
+
+ static public function parseGrammar($str, $main = true)
+ {
+ static $cursor;
+
+ if (true === $main) {
+ $cursor = 0;
+ $grammar = new Twig_Extensions_Grammar_Tag();
+ } else {
+ $grammar = new Twig_Extensions_Grammar_Optional();
+ }
+
+ while ($cursor < strlen($str)) {
+ if (preg_match('/\s+/A', $str, $match, null, $cursor)) {
+ $cursor += strlen($match[0]);
+ } elseif (preg_match('/<(\w+)(?:\:(\w+))?>/A', $str, $match, null, $cursor)) {
+ $class = sprintf('Twig_Extensions_Grammar_%s', ucfirst(isset($match[2]) ? $match[2] : 'Expression'));
+ if (!class_exists($class)) {
+ throw new Twig_Error_Runtime(sprintf('Unable to understand "%s" in grammar (%s class does not exist)', $match[0], $class));
+ }
+ $grammar->addGrammar(new $class($match[1]));
+ $cursor += strlen($match[0]);
+ } elseif (preg_match('/\w+/A', $str, $match, null, $cursor)) {
+ $grammar->addGrammar(new Twig_Extensions_Grammar_Constant($match[0]));
+ $cursor += strlen($match[0]);
+ } elseif (preg_match('/,/A', $str, $match, null, $cursor)) {
+ $grammar->addGrammar(new Twig_Extensions_Grammar_Constant($match[0], Twig_Token::PUNCTUATION_TYPE));
+ $cursor += strlen($match[0]);
+ } elseif (preg_match('/\[/A', $str, $match, null, $cursor)) {
+ $cursor += strlen($match[0]);
+ $grammar->addGrammar(self::parseGrammar($str, false));
+ } elseif (true !== $main && preg_match('/\]/A', $str, $match, null, $cursor)) {
+ $cursor += strlen($match[0]);
+
+ return $grammar;
+ } else {
+ throw new Twig_Error_Runtime(sprintf('Unable to parse grammar "%s" near "...%s..."', $str, substr($str, $cursor, 10)));
+ }
+ }
+
+ return $grammar;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009-2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Extensions_TokenParser_Debug extends Twig_TokenParser
+{
+ /**
+ * Parses a token and returns a node.
+ *
+ * @param Twig_Token $token A Twig_Token instance
+ *
+ * @return Twig_NodeInterface A Twig_NodeInterface instance
+ */
+ public function parse(Twig_Token $token)
+ {
+ $lineno = $token->getLine();
+
+ $expr = null;
+ if (!$this->parser->getStream()->test(Twig_Token::BLOCK_END_TYPE)) {
+ $expr = $this->parser->getExpressionParser()->parseExpression();
+ }
+ $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE);
+
+ return new Twig_Extensions_Node_Debug($expr, $lineno, $this->getTag());
+ }
+
+ /**
+ * Gets the tag name associated with this token parser.
+ *
+ * @param string The tag name
+ */
+ public function getTag()
+ {
+ return 'debug';
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Extensions_TokenParser_Trans extends Twig_TokenParser
+{
+ /**
+ * Parses a token and returns a node.
+ *
+ * @param Twig_Token $token A Twig_Token instance
+ *
+ * @return Twig_NodeInterface A Twig_NodeInterface instance
+ */
+ public function parse(Twig_Token $token)
+ {
+ $lineno = $token->getLine();
+ $stream = $this->parser->getStream();
+ $count = null;
+ $plural = null;
+
+ if (!$stream->test(Twig_Token::BLOCK_END_TYPE)) {
+ $body = $this->parser->getExpressionParser()->parseExpression();
+ } else {
+ $stream->expect(Twig_Token::BLOCK_END_TYPE);
+ $body = $this->parser->subparse(array($this, 'decideForFork'));
+ if ('plural' === $stream->next()->getValue()) {
+ $count = $this->parser->getExpressionParser()->parseExpression();
+ $stream->expect(Twig_Token::BLOCK_END_TYPE);
+ $plural = $this->parser->subparse(array($this, 'decideForEnd'), true);
+ }
+ }
+
+ $stream->expect(Twig_Token::BLOCK_END_TYPE);
+
+ $this->checkTransString($body, $lineno);
+
+ return new Twig_Extensions_Node_Trans($body, $plural, $count, $lineno, $this->getTag());
+ }
+
+ public function decideForFork(Twig_Token $token)
+ {
+ return $token->test(array('plural', 'endtrans'));
+ }
+
+ public function decideForEnd(Twig_Token $token)
+ {
+ return $token->test('endtrans');
+ }
+
+ /**
+ * Gets the tag name associated with this token parser.
+ *
+ * @param string The tag name
+ */
+ public function getTag()
+ {
+ return 'trans';
+ }
+
+ protected function checkTransString(Twig_NodeInterface $body, $lineno)
+ {
+ foreach ($body as $i => $node) {
+ if (
+ $node instanceof Twig_Node_Text
+ ||
+ ($node instanceof Twig_Node_Print && $node->getNode('expr') instanceof Twig_Node_Expression_Name)
+ ) {
+ continue;
+ }
+
+ throw new Twig_Error_Syntax(sprintf('The text to be translated with "trans" can only contain references to simple variables'), $lineno);
+ }
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a template filter.
+ *
+ * Use Twig_SimpleFilter instead.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+abstract class Twig_Filter implements Twig_FilterInterface, Twig_FilterCallableInterface
+{
+ protected $options;
+ protected $arguments = array();
+
+ public function __construct(array $options = array())
+ {
+ $this->options = array_merge(array(
+ 'needs_environment' => false,
+ 'needs_context' => false,
+ 'pre_escape' => null,
+ 'preserves_safety' => null,
+ 'callable' => null,
+ ), $options);
+ }
+
+ public function setArguments($arguments)
+ {
+ $this->arguments = $arguments;
+ }
+
+ public function getArguments()
+ {
+ return $this->arguments;
+ }
+
+ public function needsEnvironment()
+ {
+ return $this->options['needs_environment'];
+ }
+
+ public function needsContext()
+ {
+ return $this->options['needs_context'];
+ }
+
+ public function getSafe(Twig_Node $filterArgs)
+ {
+ if (isset($this->options['is_safe'])) {
+ return $this->options['is_safe'];
+ }
+
+ if (isset($this->options['is_safe_callback'])) {
+ return call_user_func($this->options['is_safe_callback'], $filterArgs);
+ }
+ }
+
+ public function getPreservesSafety()
+ {
+ return $this->options['preserves_safety'];
+ }
+
+ public function getPreEscape()
+ {
+ return $this->options['pre_escape'];
+ }
+
+ public function getCallable()
+ {
+ return $this->options['callable'];
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a function template filter.
+ *
+ * Use Twig_SimpleFilter instead.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+class Twig_Filter_Function extends Twig_Filter
+{
+ protected $function;
+
+ public function __construct($function, array $options = array())
+ {
+ $options['callable'] = $function;
+
+ parent::__construct($options);
+
+ $this->function = $function;
+ }
+
+ public function compile()
+ {
+ return $this->function;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a method template filter.
+ *
+ * Use Twig_SimpleFilter instead.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+class Twig_Filter_Method extends Twig_Filter
+{
+ protected $extension;
+ protected $method;
+
+ public function __construct(Twig_ExtensionInterface $extension, $method, array $options = array())
+ {
+ $options['callable'] = array($extension, $method);
+
+ parent::__construct($options);
+
+ $this->extension = $extension;
+ $this->method = $method;
+ }
+
+ public function compile()
+ {
+ return sprintf('$this->env->getExtension(\'%s\')->%s', $this->extension->getName(), $this->method);
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2011 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a template filter as a node.
+ *
+ * Use Twig_SimpleFilter instead.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+class Twig_Filter_Node extends Twig_Filter
+{
+ protected $class;
+
+ public function __construct($class, array $options = array())
+ {
+ parent::__construct($options);
+
+ $this->class = $class;
+ }
+
+ public function getClass()
+ {
+ return $this->class;
+ }
+
+ public function compile()
+ {
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2012 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a callable template filter.
+ *
+ * Use Twig_SimpleFilter instead.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+interface Twig_FilterCallableInterface
+{
+ public function getCallable();
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a template filter.
+ *
+ * Use Twig_SimpleFilter instead.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+interface Twig_FilterInterface
+{
+ /**
+ * Compiles a filter.
+ *
+ * @return string The PHP code for the filter
+ */
+ public function compile();
+
+ public function needsEnvironment();
+
+ public function needsContext();
+
+ public function getSafe(Twig_Node $filterArgs);
+
+ public function getPreservesSafety();
+
+ public function getPreEscape();
+
+ public function setArguments($arguments);
+
+ public function getArguments();
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a template function.
+ *
+ * Use Twig_SimpleFunction instead.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+abstract class Twig_Function implements Twig_FunctionInterface, Twig_FunctionCallableInterface
+{
+ protected $options;
+ protected $arguments = array();
+
+ public function __construct(array $options = array())
+ {
+ $this->options = array_merge(array(
+ 'needs_environment' => false,
+ 'needs_context' => false,
+ 'callable' => null,
+ ), $options);
+ }
+
+ public function setArguments($arguments)
+ {
+ $this->arguments = $arguments;
+ }
+
+ public function getArguments()
+ {
+ return $this->arguments;
+ }
+
+ public function needsEnvironment()
+ {
+ return $this->options['needs_environment'];
+ }
+
+ public function needsContext()
+ {
+ return $this->options['needs_context'];
+ }
+
+ public function getSafe(Twig_Node $functionArgs)
+ {
+ if (isset($this->options['is_safe'])) {
+ return $this->options['is_safe'];
+ }
+
+ if (isset($this->options['is_safe_callback'])) {
+ return call_user_func($this->options['is_safe_callback'], $functionArgs);
+ }
+
+ return array();
+ }
+
+ public function getCallable()
+ {
+ return $this->options['callable'];
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2010 Arnaud Le Blanc
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a function template function.
+ *
+ * Use Twig_SimpleFunction instead.
+ *
+ * @author Arnaud Le Blanc <arnaud.lb@gmail.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+class Twig_Function_Function extends Twig_Function
+{
+ protected $function;
+
+ public function __construct($function, array $options = array())
+ {
+ $options['callable'] = $function;
+
+ parent::__construct($options);
+
+ $this->function = $function;
+ }
+
+ public function compile()
+ {
+ return $this->function;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2010 Arnaud Le Blanc
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a method template function.
+ *
+ * Use Twig_SimpleFunction instead.
+ *
+ * @author Arnaud Le Blanc <arnaud.lb@gmail.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+class Twig_Function_Method extends Twig_Function
+{
+ protected $extension;
+ protected $method;
+
+ public function __construct(Twig_ExtensionInterface $extension, $method, array $options = array())
+ {
+ $options['callable'] = array($extension, $method);
+
+ parent::__construct($options);
+
+ $this->extension = $extension;
+ $this->method = $method;
+ }
+
+ public function compile()
+ {
+ return sprintf('$this->env->getExtension(\'%s\')->%s', $this->extension->getName(), $this->method);
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2011 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a template function as a node.
+ *
+ * Use Twig_SimpleFunction instead.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+class Twig_Function_Node extends Twig_Function
+{
+ protected $class;
+
+ public function __construct($class, array $options = array())
+ {
+ parent::__construct($options);
+
+ $this->class = $class;
+ }
+
+ public function getClass()
+ {
+ return $this->class;
+ }
+
+ public function compile()
+ {
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2012 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a callable template function.
+ *
+ * Use Twig_SimpleFunction instead.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+interface Twig_FunctionCallableInterface
+{
+ public function getCallable();
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ * (c) 2010 Arnaud Le Blanc
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a template function.
+ *
+ * Use Twig_SimpleFunction instead.
+ *
+ * @author Arnaud Le Blanc <arnaud.lb@gmail.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+interface Twig_FunctionInterface
+{
+ /**
+ * Compiles a function.
+ *
+ * @return string The PHP code for the function
+ */
+ public function compile();
+
+ public function needsEnvironment();
+
+ public function needsContext();
+
+ public function getSafe(Twig_Node $filterArgs);
+
+ public function setArguments($arguments);
+
+ public function getArguments();
+}
--- /dev/null
+<?php
+
+/**
+ * This file is part of the Twig Gettext utility.
+ *
+ * (c) Саша Стаменковић <umpirsky@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Twig\Gettext;
+
+use Symfony\Component\Filesystem\Filesystem;
+
+/**
+ * Extracts translations from twig templates.
+ *
+ * @author Саша Стаменковић <umpirsky@gmail.com>
+ */
+class Extractor
+{
+ /**
+ * @var \Twig_Environment
+ */
+ protected $environment;
+
+ /**
+ * Template cached file names.
+ *
+ * @var string[]
+ */
+ protected $templates;
+
+ /**
+ * Gettext parameters.
+ *
+ * @var string[]
+ */
+ protected $parameters;
+
+ public function __construct(\Twig_Environment $environment)
+ {
+ $this->environment = $environment;
+ $this->reset();
+ }
+
+ protected function reset()
+ {
+ $this->templates = array();
+ $this->parameters = array();
+ }
+
+ public function addTemplate($path)
+ {
+ $this->environment->loadTemplate($path);
+ $this->templates[] = $this->environment->getCacheFilename($path);
+ }
+
+ public function addGettextParameter($parameter)
+ {
+ $this->parameters[] = $parameter;
+ }
+
+ public function setGettextParameters(array $parameters)
+ {
+ $this->parameters = $parameters;
+ }
+
+ public function extract()
+ {
+ $command = 'xgettext';
+ $command .= ' '.join(' ', $this->parameters);
+ $command .= ' '.join(' ', $this->templates);
+
+ $error = 0;
+ $output = system($command, $error);
+ if (0 !== $error) {
+ throw new \RuntimeException(sprintf(
+ 'Gettext command "%s" failed with error code %s and output: %s',
+ $command,
+ $error,
+ $output
+ ));
+ }
+
+ $this->reset();
+ }
+
+ public function __destruct()
+ {
+ $filesystem = new Filesystem();
+ $filesystem->remove($this->environment->getCache());
+ }
+}
--- /dev/null
+<?php
+
+/**
+ * This file is part of the Twig Gettext utility.
+ *
+ * (c) Саша Стаменковић <umpirsky@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Twig\Gettext\Loader;
+
+/**
+ * Loads template from the filesystem.
+ *
+ * @author Саша Стаменковић <umpirsky@gmail.com>
+ */
+class Filesystem extends \Twig_Loader_Filesystem
+{
+ /**
+ * Hacked find template to allow loading templates by absolute path.
+ *
+ * @param string $name template name or absolute path
+ */
+ protected function findTemplate($name)
+ {
+ // normalize name
+ $name = preg_replace('#/{2,}#', '/', strtr($name, '\\', '/'));
+
+ if (isset($this->cache[$name])) {
+ return $this->cache[$name];
+ }
+
+ $this->validateName($name);
+
+ $namespace = '__main__';
+ if (isset($name[0]) && '@' == $name[0]) {
+ if (false === $pos = strpos($name, '/')) {
+ throw new \InvalidArgumentException(sprintf('Malformed namespaced template name "%s" (expecting "@namespace/template_name").', $name));
+ }
+
+ $namespace = substr($name, 1, $pos - 1);
+
+ $name = substr($name, $pos + 1);
+ }
+
+ if (!isset($this->paths[$namespace])) {
+ throw new \Twig_Error_Loader(sprintf('There are no registered paths for namespace "%s".', $namespace));
+ }
+
+ if (is_file($name)) {
+ return $this->cache[$name] = $name;
+ }
+
+ return __DIR__.'/../Test/Fixtures/twig/empty.twig';
+ }
+}
--- /dev/null
+<?php
+
+/**
+ * This file is part of the Twig Gettext utility.
+ *
+ * (c) Саша Стаменковић <umpirsky@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Twig\Gettext\Routing\Generator;
+
+use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
+use Symfony\Component\Routing\RequestContext;
+
+/**
+ * Dummy url generator.
+ *
+ * @author Саша Стаменковић <umpirsky@gmail.com>
+ */
+class UrlGenerator implements UrlGeneratorInterface
+{
+ protected $context;
+
+ public function generate($name, $parameters = array(), $absolute = false)
+ {
+ }
+
+ public function getContext()
+ {
+ return $this->context;
+ }
+
+ public function setContext(RequestContext $context)
+ {
+ $this->context = $context;
+ }
+}
--- /dev/null
+<?php
+
+/**
+ * This file is part of the Twig Gettext utility.
+ *
+ * (c) Саша Стаменковић <umpirsky@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Twig\Gettext\Test;
+
+use Twig\Gettext\Extractor;
+use Twig\Gettext\Loader\Filesystem;
+use Symfony\Component\Translation\Loader\PoFileLoader;
+
+/**
+ * @author Саша Стаменковић <umpirsky@gmail.com>
+ */
+class ExtractorTest extends \PHPUnit_Framework_TestCase
+{
+ /**
+ * @var \Twig_Environment
+ */
+ protected $twig;
+
+ /**
+ * @var PoFileLoader
+ */
+ protected $loader;
+
+ protected function setUp()
+ {
+ $this->twig = new \Twig_Environment(new Filesystem('/'), array(
+ 'cache' => '/tmp/cache/'.uniqid(),
+ 'auto_reload' => true
+ ));
+ $this->twig->addExtension(new \Twig_Extensions_Extension_I18n());
+
+ $this->loader = new PoFileLoader();
+ }
+
+ /**
+ * @dataProvider testExtractDataProvider
+ */
+ public function testExtract(array $templates, array $parameters, array $messages)
+ {
+ $extractor = new Extractor($this->twig);
+
+ foreach ($templates as $template) {
+ $extractor->addTemplate($template);
+ }
+ foreach ($parameters as $parameter) {
+ $extractor->addGettextParameter($parameter);
+ }
+
+ $extractor->extract();
+
+ $catalog = $this->loader->load($this->getPotFile(), null);
+
+ foreach ($messages as $message) {
+ $this->assertTrue(
+ $catalog->has($message),
+ sprintf('Message "%s" not found in catalog.', $message)
+ );
+ }
+ }
+
+ public function testExtractDataProvider()
+ {
+ return array(
+ array(
+ array(
+ __DIR__.'/Fixtures/twig/singular.twig',
+ __DIR__.'/Fixtures/twig/plural.twig',
+ ),
+ $this->getGettextParameters(),
+ array(
+ 'Hello %name%!',
+ 'Hello World!',
+ 'Hey %name%, I have one apple.',
+ 'Hey %name%, I have %count% apples.',
+ ),
+ ),
+ );
+ }
+
+ public function testExtractNoTranslations()
+ {
+ $extractor = new Extractor($this->twig);
+
+ $extractor->addTemplate(__DIR__.'/Fixtures/twig/empty.twig');
+ $extractor->setGettextParameters($this->getGettextParameters());
+
+ $extractor->extract();
+
+ $catalog = $this->loader->load($this->getPotFile(), null);
+
+ $this->assertEmpty($catalog->all('messages'));
+ }
+
+ private function getPotFile()
+ {
+ return __DIR__.'/Fixtures/messages.pot';
+ }
+
+ private function getGettextParameters()
+ {
+ return array(
+ '--force-po',
+ '-o',
+ $this->getPotFile(),
+ );
+ }
+
+ protected function tearDown()
+ {
+ if (file_exists($this->getPotFile())) {
+ unlink($this->getPotFile());
+ }
+ }
+}
--- /dev/null
+Nothing to translate here.
--- /dev/null
+{% trans %}
+ Hey {{ name }}, I have one apple.
+{% plural apple_count %}
+ Hey {{ name }}, I have {{ count }} apples.
+{% endtrans %}
--- /dev/null
+{% trans "Hello World!" %}
+
+{% trans %}
+ Hello World!
+{% endtrans %}
+
+{% trans %}
+ Hello {{ name }}!
+{% endtrans %}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Lexes a template string.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Lexer implements Twig_LexerInterface
+{
+ protected $tokens;
+ protected $code;
+ protected $cursor;
+ protected $lineno;
+ protected $end;
+ protected $state;
+ protected $states;
+ protected $brackets;
+ protected $env;
+ protected $filename;
+ protected $options;
+ protected $regexes;
+ protected $position;
+ protected $positions;
+ protected $currentVarBlockLine;
+
+ const STATE_DATA = 0;
+ const STATE_BLOCK = 1;
+ const STATE_VAR = 2;
+ const STATE_STRING = 3;
+ const STATE_INTERPOLATION = 4;
+
+ const REGEX_NAME = '/[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*/A';
+ const REGEX_NUMBER = '/[0-9]+(?:\.[0-9]+)?/A';
+ const REGEX_STRING = '/"([^#"\\\\]*(?:\\\\.[^#"\\\\]*)*)"|\'([^\'\\\\]*(?:\\\\.[^\'\\\\]*)*)\'/As';
+ const REGEX_DQ_STRING_DELIM = '/"/A';
+ const REGEX_DQ_STRING_PART = '/[^#"\\\\]*(?:(?:\\\\.|#(?!\{))[^#"\\\\]*)*/As';
+ const PUNCTUATION = '()[]{}?:.,|';
+
+ public function __construct(Twig_Environment $env, array $options = array())
+ {
+ $this->env = $env;
+
+ $this->options = array_merge(array(
+ 'tag_comment' => array('{#', '#}'),
+ 'tag_block' => array('{%', '%}'),
+ 'tag_variable' => array('{{', '}}'),
+ 'whitespace_trim' => '-',
+ 'interpolation' => array('#{', '}'),
+ ), $options);
+
+ $this->regexes = array(
+ 'lex_var' => '/\s*'.preg_quote($this->options['whitespace_trim'].$this->options['tag_variable'][1], '/').'\s*|\s*'.preg_quote($this->options['tag_variable'][1], '/').'/A',
+ 'lex_block' => '/\s*(?:'.preg_quote($this->options['whitespace_trim'].$this->options['tag_block'][1], '/').'\s*|\s*'.preg_quote($this->options['tag_block'][1], '/').')\n?/A',
+ 'lex_raw_data' => '/('.preg_quote($this->options['tag_block'][0].$this->options['whitespace_trim'], '/').'|'.preg_quote($this->options['tag_block'][0], '/').')\s*(?:end%s)\s*(?:'.preg_quote($this->options['whitespace_trim'].$this->options['tag_block'][1], '/').'\s*|\s*'.preg_quote($this->options['tag_block'][1], '/').')/s',
+ 'operator' => $this->getOperatorRegex(),
+ 'lex_comment' => '/(?:'.preg_quote($this->options['whitespace_trim'], '/').preg_quote($this->options['tag_comment'][1], '/').'\s*|'.preg_quote($this->options['tag_comment'][1], '/').')\n?/s',
+ 'lex_block_raw' => '/\s*(raw|verbatim)\s*(?:'.preg_quote($this->options['whitespace_trim'].$this->options['tag_block'][1], '/').'\s*|\s*'.preg_quote($this->options['tag_block'][1], '/').')/As',
+ 'lex_block_line' => '/\s*line\s+(\d+)\s*'.preg_quote($this->options['tag_block'][1], '/').'/As',
+ 'lex_tokens_start' => '/('.preg_quote($this->options['tag_variable'][0], '/').'|'.preg_quote($this->options['tag_block'][0], '/').'|'.preg_quote($this->options['tag_comment'][0], '/').')('.preg_quote($this->options['whitespace_trim'], '/').')?/s',
+ 'interpolation_start' => '/'.preg_quote($this->options['interpolation'][0], '/').'\s*/A',
+ 'interpolation_end' => '/\s*'.preg_quote($this->options['interpolation'][1], '/').'/A',
+ );
+ }
+
+ /**
+ * Tokenizes a source code.
+ *
+ * @param string $code The source code
+ * @param string $filename A unique identifier for the source code
+ *
+ * @return Twig_TokenStream A token stream instance
+ */
+ public function tokenize($code, $filename = null)
+ {
+ if (function_exists('mb_internal_encoding') && ((int) ini_get('mbstring.func_overload')) & 2) {
+ $mbEncoding = mb_internal_encoding();
+ mb_internal_encoding('ASCII');
+ }
+
+ $this->code = str_replace(array("\r\n", "\r"), "\n", $code);
+ $this->filename = $filename;
+ $this->cursor = 0;
+ $this->lineno = 1;
+ $this->end = strlen($this->code);
+ $this->tokens = array();
+ $this->state = self::STATE_DATA;
+ $this->states = array();
+ $this->brackets = array();
+ $this->position = -1;
+
+ // find all token starts in one go
+ preg_match_all($this->regexes['lex_tokens_start'], $this->code, $matches, PREG_OFFSET_CAPTURE);
+ $this->positions = $matches;
+
+ while ($this->cursor < $this->end) {
+ // dispatch to the lexing functions depending
+ // on the current state
+ switch ($this->state) {
+ case self::STATE_DATA:
+ $this->lexData();
+ break;
+
+ case self::STATE_BLOCK:
+ $this->lexBlock();
+ break;
+
+ case self::STATE_VAR:
+ $this->lexVar();
+ break;
+
+ case self::STATE_STRING:
+ $this->lexString();
+ break;
+
+ case self::STATE_INTERPOLATION:
+ $this->lexInterpolation();
+ break;
+ }
+ }
+
+ $this->pushToken(Twig_Token::EOF_TYPE);
+
+ if (!empty($this->brackets)) {
+ list($expect, $lineno) = array_pop($this->brackets);
+ throw new Twig_Error_Syntax(sprintf('Unclosed "%s"', $expect), $lineno, $this->filename);
+ }
+
+ if (isset($mbEncoding)) {
+ mb_internal_encoding($mbEncoding);
+ }
+
+ return new Twig_TokenStream($this->tokens, $this->filename);
+ }
+
+ protected function lexData()
+ {
+ // if no matches are left we return the rest of the template as simple text token
+ if ($this->position == count($this->positions[0]) - 1) {
+ $this->pushToken(Twig_Token::TEXT_TYPE, substr($this->code, $this->cursor));
+ $this->cursor = $this->end;
+
+ return;
+ }
+
+ // Find the first token after the current cursor
+ $position = $this->positions[0][++$this->position];
+ while ($position[1] < $this->cursor) {
+ if ($this->position == count($this->positions[0]) - 1) {
+ return;
+ }
+ $position = $this->positions[0][++$this->position];
+ }
+
+ // push the template text first
+ $text = $textContent = substr($this->code, $this->cursor, $position[1] - $this->cursor);
+ if (isset($this->positions[2][$this->position][0])) {
+ $text = rtrim($text);
+ }
+ $this->pushToken(Twig_Token::TEXT_TYPE, $text);
+ $this->moveCursor($textContent.$position[0]);
+
+ switch ($this->positions[1][$this->position][0]) {
+ case $this->options['tag_comment'][0]:
+ $this->lexComment();
+ break;
+
+ case $this->options['tag_block'][0]:
+ // raw data?
+ if (preg_match($this->regexes['lex_block_raw'], $this->code, $match, null, $this->cursor)) {
+ $this->moveCursor($match[0]);
+ $this->lexRawData($match[1]);
+ // {% line \d+ %}
+ } elseif (preg_match($this->regexes['lex_block_line'], $this->code, $match, null, $this->cursor)) {
+ $this->moveCursor($match[0]);
+ $this->lineno = (int) $match[1];
+ } else {
+ $this->pushToken(Twig_Token::BLOCK_START_TYPE);
+ $this->pushState(self::STATE_BLOCK);
+ $this->currentVarBlockLine = $this->lineno;
+ }
+ break;
+
+ case $this->options['tag_variable'][0]:
+ $this->pushToken(Twig_Token::VAR_START_TYPE);
+ $this->pushState(self::STATE_VAR);
+ $this->currentVarBlockLine = $this->lineno;
+ break;
+ }
+ }
+
+ protected function lexBlock()
+ {
+ if (empty($this->brackets) && preg_match($this->regexes['lex_block'], $this->code, $match, null, $this->cursor)) {
+ $this->pushToken(Twig_Token::BLOCK_END_TYPE);
+ $this->moveCursor($match[0]);
+ $this->popState();
+ } else {
+ $this->lexExpression();
+ }
+ }
+
+ protected function lexVar()
+ {
+ if (empty($this->brackets) && preg_match($this->regexes['lex_var'], $this->code, $match, null, $this->cursor)) {
+ $this->pushToken(Twig_Token::VAR_END_TYPE);
+ $this->moveCursor($match[0]);
+ $this->popState();
+ } else {
+ $this->lexExpression();
+ }
+ }
+
+ protected function lexExpression()
+ {
+ // whitespace
+ if (preg_match('/\s+/A', $this->code, $match, null, $this->cursor)) {
+ $this->moveCursor($match[0]);
+
+ if ($this->cursor >= $this->end) {
+ throw new Twig_Error_Syntax(sprintf('Unclosed "%s"', $this->state === self::STATE_BLOCK ? 'block' : 'variable'), $this->currentVarBlockLine, $this->filename);
+ }
+ }
+
+ // operators
+ if (preg_match($this->regexes['operator'], $this->code, $match, null, $this->cursor)) {
+ $this->pushToken(Twig_Token::OPERATOR_TYPE, $match[0]);
+ $this->moveCursor($match[0]);
+ }
+ // names
+ elseif (preg_match(self::REGEX_NAME, $this->code, $match, null, $this->cursor)) {
+ $this->pushToken(Twig_Token::NAME_TYPE, $match[0]);
+ $this->moveCursor($match[0]);
+ }
+ // numbers
+ elseif (preg_match(self::REGEX_NUMBER, $this->code, $match, null, $this->cursor)) {
+ $number = (float) $match[0]; // floats
+ if (ctype_digit($match[0]) && $number <= PHP_INT_MAX) {
+ $number = (int) $match[0]; // integers lower than the maximum
+ }
+ $this->pushToken(Twig_Token::NUMBER_TYPE, $number);
+ $this->moveCursor($match[0]);
+ }
+ // punctuation
+ elseif (false !== strpos(self::PUNCTUATION, $this->code[$this->cursor])) {
+ // opening bracket
+ if (false !== strpos('([{', $this->code[$this->cursor])) {
+ $this->brackets[] = array($this->code[$this->cursor], $this->lineno);
+ }
+ // closing bracket
+ elseif (false !== strpos(')]}', $this->code[$this->cursor])) {
+ if (empty($this->brackets)) {
+ throw new Twig_Error_Syntax(sprintf('Unexpected "%s"', $this->code[$this->cursor]), $this->lineno, $this->filename);
+ }
+
+ list($expect, $lineno) = array_pop($this->brackets);
+ if ($this->code[$this->cursor] != strtr($expect, '([{', ')]}')) {
+ throw new Twig_Error_Syntax(sprintf('Unclosed "%s"', $expect), $lineno, $this->filename);
+ }
+ }
+
+ $this->pushToken(Twig_Token::PUNCTUATION_TYPE, $this->code[$this->cursor]);
+ ++$this->cursor;
+ }
+ // strings
+ elseif (preg_match(self::REGEX_STRING, $this->code, $match, null, $this->cursor)) {
+ $this->pushToken(Twig_Token::STRING_TYPE, stripcslashes(substr($match[0], 1, -1)));
+ $this->moveCursor($match[0]);
+ }
+ // opening double quoted string
+ elseif (preg_match(self::REGEX_DQ_STRING_DELIM, $this->code, $match, null, $this->cursor)) {
+ $this->brackets[] = array('"', $this->lineno);
+ $this->pushState(self::STATE_STRING);
+ $this->moveCursor($match[0]);
+ }
+ // unlexable
+ else {
+ throw new Twig_Error_Syntax(sprintf('Unexpected character "%s"', $this->code[$this->cursor]), $this->lineno, $this->filename);
+ }
+ }
+
+ protected function lexRawData($tag)
+ {
+ if (!preg_match(str_replace('%s', $tag, $this->regexes['lex_raw_data']), $this->code, $match, PREG_OFFSET_CAPTURE, $this->cursor)) {
+ throw new Twig_Error_Syntax(sprintf('Unexpected end of file: Unclosed "%s" block', $tag), $this->lineno, $this->filename);
+ }
+
+ $text = substr($this->code, $this->cursor, $match[0][1] - $this->cursor);
+ $this->moveCursor($text.$match[0][0]);
+
+ if (false !== strpos($match[1][0], $this->options['whitespace_trim'])) {
+ $text = rtrim($text);
+ }
+
+ $this->pushToken(Twig_Token::TEXT_TYPE, $text);
+ }
+
+ protected function lexComment()
+ {
+ if (!preg_match($this->regexes['lex_comment'], $this->code, $match, PREG_OFFSET_CAPTURE, $this->cursor)) {
+ throw new Twig_Error_Syntax('Unclosed comment', $this->lineno, $this->filename);
+ }
+
+ $this->moveCursor(substr($this->code, $this->cursor, $match[0][1] - $this->cursor).$match[0][0]);
+ }
+
+ protected function lexString()
+ {
+ if (preg_match($this->regexes['interpolation_start'], $this->code, $match, null, $this->cursor)) {
+ $this->brackets[] = array($this->options['interpolation'][0], $this->lineno);
+ $this->pushToken(Twig_Token::INTERPOLATION_START_TYPE);
+ $this->moveCursor($match[0]);
+ $this->pushState(self::STATE_INTERPOLATION);
+
+ } elseif (preg_match(self::REGEX_DQ_STRING_PART, $this->code, $match, null, $this->cursor) && strlen($match[0]) > 0) {
+ $this->pushToken(Twig_Token::STRING_TYPE, stripcslashes($match[0]));
+ $this->moveCursor($match[0]);
+
+ } elseif (preg_match(self::REGEX_DQ_STRING_DELIM, $this->code, $match, null, $this->cursor)) {
+
+ list($expect, $lineno) = array_pop($this->brackets);
+ if ($this->code[$this->cursor] != '"') {
+ throw new Twig_Error_Syntax(sprintf('Unclosed "%s"', $expect), $lineno, $this->filename);
+ }
+
+ $this->popState();
+ ++$this->cursor;
+ }
+ }
+
+ protected function lexInterpolation()
+ {
+ $bracket = end($this->brackets);
+ if ($this->options['interpolation'][0] === $bracket[0] && preg_match($this->regexes['interpolation_end'], $this->code, $match, null, $this->cursor)) {
+ array_pop($this->brackets);
+ $this->pushToken(Twig_Token::INTERPOLATION_END_TYPE);
+ $this->moveCursor($match[0]);
+ $this->popState();
+ } else {
+ $this->lexExpression();
+ }
+ }
+
+ protected function pushToken($type, $value = '')
+ {
+ // do not push empty text tokens
+ if (Twig_Token::TEXT_TYPE === $type && '' === $value) {
+ return;
+ }
+
+ $this->tokens[] = new Twig_Token($type, $value, $this->lineno);
+ }
+
+ protected function moveCursor($text)
+ {
+ $this->cursor += strlen($text);
+ $this->lineno += substr_count($text, "\n");
+ }
+
+ protected function getOperatorRegex()
+ {
+ $operators = array_merge(
+ array('='),
+ array_keys($this->env->getUnaryOperators()),
+ array_keys($this->env->getBinaryOperators())
+ );
+
+ $operators = array_combine($operators, array_map('strlen', $operators));
+ arsort($operators);
+
+ $regex = array();
+ foreach ($operators as $operator => $length) {
+ // an operator that ends with a character must be followed by
+ // a whitespace or a parenthesis
+ if (ctype_alpha($operator[$length - 1])) {
+ $regex[] = preg_quote($operator, '/').'(?=[\s()])';
+ } else {
+ $regex[] = preg_quote($operator, '/');
+ }
+ }
+
+ return '/'.implode('|', $regex).'/A';
+ }
+
+ protected function pushState($state)
+ {
+ $this->states[] = $this->state;
+ $this->state = $state;
+ }
+
+ protected function popState()
+ {
+ if (0 === count($this->states)) {
+ throw new Exception('Cannot pop state without a previous state');
+ }
+
+ $this->state = array_pop($this->states);
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Interface implemented by lexer classes.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+interface Twig_LexerInterface
+{
+ /**
+ * Tokenizes a source code.
+ *
+ * @param string $code The source code
+ * @param string $filename A unique identifier for the source code
+ *
+ * @return Twig_TokenStream A token stream instance
+ */
+ public function tokenize($code, $filename = null);
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Loads a template from an array.
+ *
+ * When using this loader with a cache mechanism, you should know that a new cache
+ * key is generated each time a template content "changes" (the cache key being the
+ * source code of the template). If you don't want to see your cache grows out of
+ * control, you need to take care of clearing the old cache file by yourself.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Loader_Array implements Twig_LoaderInterface, Twig_ExistsLoaderInterface
+{
+ protected $templates;
+
+ /**
+ * Constructor.
+ *
+ * @param array $templates An array of templates (keys are the names, and values are the source code)
+ *
+ * @see Twig_Loader
+ */
+ public function __construct(array $templates)
+ {
+ $this->templates = array();
+ foreach ($templates as $name => $template) {
+ $this->templates[$name] = $template;
+ }
+ }
+
+ /**
+ * Adds or overrides a template.
+ *
+ * @param string $name The template name
+ * @param string $template The template source
+ */
+ public function setTemplate($name, $template)
+ {
+ $this->templates[(string) $name] = $template;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getSource($name)
+ {
+ $name = (string) $name;
+ if (!isset($this->templates[$name])) {
+ throw new Twig_Error_Loader(sprintf('Template "%s" is not defined.', $name));
+ }
+
+ return $this->templates[$name];
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function exists($name)
+ {
+ return isset($this->templates[(string) $name]);
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getCacheKey($name)
+ {
+ $name = (string) $name;
+ if (!isset($this->templates[$name])) {
+ throw new Twig_Error_Loader(sprintf('Template "%s" is not defined.', $name));
+ }
+
+ return $this->templates[$name];
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function isFresh($name, $time)
+ {
+ $name = (string) $name;
+ if (!isset($this->templates[$name])) {
+ throw new Twig_Error_Loader(sprintf('Template "%s" is not defined.', $name));
+ }
+
+ return true;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2011 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Loads templates from other loaders.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Loader_Chain implements Twig_LoaderInterface, Twig_ExistsLoaderInterface
+{
+ private $hasSourceCache = array();
+ protected $loaders;
+
+ /**
+ * Constructor.
+ *
+ * @param Twig_LoaderInterface[] $loaders An array of loader instances
+ */
+ public function __construct(array $loaders = array())
+ {
+ $this->loaders = array();
+ foreach ($loaders as $loader) {
+ $this->addLoader($loader);
+ }
+ }
+
+ /**
+ * Adds a loader instance.
+ *
+ * @param Twig_LoaderInterface $loader A Loader instance
+ */
+ public function addLoader(Twig_LoaderInterface $loader)
+ {
+ $this->loaders[] = $loader;
+ $this->hasSourceCache = array();
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getSource($name)
+ {
+ $exceptions = array();
+ foreach ($this->loaders as $loader) {
+ if ($loader instanceof Twig_ExistsLoaderInterface && !$loader->exists($name)) {
+ continue;
+ }
+
+ try {
+ return $loader->getSource($name);
+ } catch (Twig_Error_Loader $e) {
+ $exceptions[] = $e->getMessage();
+ }
+ }
+
+ throw new Twig_Error_Loader(sprintf('Template "%s" is not defined (%s).', $name, implode(', ', $exceptions)));
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function exists($name)
+ {
+ $name = (string) $name;
+
+ if (isset($this->hasSourceCache[$name])) {
+ return $this->hasSourceCache[$name];
+ }
+
+ foreach ($this->loaders as $loader) {
+ if ($loader instanceof Twig_ExistsLoaderInterface) {
+ if ($loader->exists($name)) {
+ return $this->hasSourceCache[$name] = true;
+ }
+
+ continue;
+ }
+
+ try {
+ $loader->getSource($name);
+
+ return $this->hasSourceCache[$name] = true;
+ } catch (Twig_Error_Loader $e) {
+ }
+ }
+
+ return $this->hasSourceCache[$name] = false;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getCacheKey($name)
+ {
+ $exceptions = array();
+ foreach ($this->loaders as $loader) {
+ if ($loader instanceof Twig_ExistsLoaderInterface && !$loader->exists($name)) {
+ continue;
+ }
+
+ try {
+ return $loader->getCacheKey($name);
+ } catch (Twig_Error_Loader $e) {
+ $exceptions[] = get_class($loader).': '.$e->getMessage();
+ }
+ }
+
+ throw new Twig_Error_Loader(sprintf('Template "%s" is not defined (%s).', $name, implode(' ', $exceptions)));
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function isFresh($name, $time)
+ {
+ $exceptions = array();
+ foreach ($this->loaders as $loader) {
+ if ($loader instanceof Twig_ExistsLoaderInterface && !$loader->exists($name)) {
+ continue;
+ }
+
+ try {
+ return $loader->isFresh($name, $time);
+ } catch (Twig_Error_Loader $e) {
+ $exceptions[] = get_class($loader).': '.$e->getMessage();
+ }
+ }
+
+ throw new Twig_Error_Loader(sprintf('Template "%s" is not defined (%s).', $name, implode(' ', $exceptions)));
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Loads template from the filesystem.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Loader_Filesystem implements Twig_LoaderInterface, Twig_ExistsLoaderInterface
+{
+ protected $paths;
+ protected $cache;
+
+ /**
+ * Constructor.
+ *
+ * @param string|array $paths A path or an array of paths where to look for templates
+ */
+ public function __construct($paths = array())
+ {
+ if ($paths) {
+ $this->setPaths($paths);
+ }
+ }
+
+ /**
+ * Returns the paths to the templates.
+ *
+ * @param string $namespace A path namespace
+ *
+ * @return array The array of paths where to look for templates
+ */
+ public function getPaths($namespace = '__main__')
+ {
+ return isset($this->paths[$namespace]) ? $this->paths[$namespace] : array();
+ }
+
+ /**
+ * Returns the path namespaces.
+ *
+ * The "__main__" namespace is always defined.
+ *
+ * @return array The array of defined namespaces
+ */
+ public function getNamespaces()
+ {
+ return array_keys($this->paths);
+ }
+
+ /**
+ * Sets the paths where templates are stored.
+ *
+ * @param string|array $paths A path or an array of paths where to look for templates
+ * @param string $namespace A path namespace
+ */
+ public function setPaths($paths, $namespace = '__main__')
+ {
+ if (!is_array($paths)) {
+ $paths = array($paths);
+ }
+
+ $this->paths[$namespace] = array();
+ foreach ($paths as $path) {
+ $this->addPath($path, $namespace);
+ }
+ }
+
+ /**
+ * Adds a path where templates are stored.
+ *
+ * @param string $path A path where to look for templates
+ * @param string $namespace A path name
+ *
+ * @throws Twig_Error_Loader
+ */
+ public function addPath($path, $namespace = '__main__')
+ {
+ // invalidate the cache
+ $this->cache = array();
+
+ if (!is_dir($path)) {
+ throw new Twig_Error_Loader(sprintf('The "%s" directory does not exist.', $path));
+ }
+
+ $this->paths[$namespace][] = rtrim($path, '/\\');
+ }
+
+ /**
+ * Prepends a path where templates are stored.
+ *
+ * @param string $path A path where to look for templates
+ * @param string $namespace A path name
+ *
+ * @throws Twig_Error_Loader
+ */
+ public function prependPath($path, $namespace = '__main__')
+ {
+ // invalidate the cache
+ $this->cache = array();
+
+ if (!is_dir($path)) {
+ throw new Twig_Error_Loader(sprintf('The "%s" directory does not exist.', $path));
+ }
+
+ $path = rtrim($path, '/\\');
+
+ if (!isset($this->paths[$namespace])) {
+ $this->paths[$namespace][] = $path;
+ } else {
+ array_unshift($this->paths[$namespace], $path);
+ }
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getSource($name)
+ {
+ return file_get_contents($this->findTemplate($name));
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getCacheKey($name)
+ {
+ return $this->findTemplate($name);
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function exists($name)
+ {
+ $name = (string) $name;
+ if (isset($this->cache[$name])) {
+ return true;
+ }
+
+ try {
+ $this->findTemplate($name);
+
+ return true;
+ } catch (Twig_Error_Loader $exception) {
+ return false;
+ }
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function isFresh($name, $time)
+ {
+ return filemtime($this->findTemplate($name)) <= $time;
+ }
+
+ protected function findTemplate($name)
+ {
+ $name = (string) $name;
+
+ // normalize name
+ $name = preg_replace('#/{2,}#', '/', strtr($name, '\\', '/'));
+
+ if (isset($this->cache[$name])) {
+ return $this->cache[$name];
+ }
+
+ $this->validateName($name);
+
+ $namespace = '__main__';
+ if (isset($name[0]) && '@' == $name[0]) {
+ if (false === $pos = strpos($name, '/')) {
+ throw new Twig_Error_Loader(sprintf('Malformed namespaced template name "%s" (expecting "@namespace/template_name").', $name));
+ }
+
+ $namespace = substr($name, 1, $pos - 1);
+
+ $name = substr($name, $pos + 1);
+ }
+
+ if (!isset($this->paths[$namespace])) {
+ throw new Twig_Error_Loader(sprintf('There are no registered paths for namespace "%s".', $namespace));
+ }
+
+ foreach ($this->paths[$namespace] as $path) {
+ if (is_file($path.'/'.$name)) {
+ return $this->cache[$name] = $path.'/'.$name;
+ }
+ }
+
+ throw new Twig_Error_Loader(sprintf('Unable to find template "%s" (looked into: %s).', $name, implode(', ', $this->paths[$namespace])));
+ }
+
+ protected function validateName($name)
+ {
+ if (false !== strpos($name, "\0")) {
+ throw new Twig_Error_Loader('A template name cannot contain NUL bytes.');
+ }
+
+ $name = ltrim($name, '/');
+ $parts = explode('/', $name);
+ $level = 0;
+ foreach ($parts as $part) {
+ if ('..' === $part) {
+ --$level;
+ } elseif ('.' !== $part) {
+ ++$level;
+ }
+
+ if ($level < 0) {
+ throw new Twig_Error_Loader(sprintf('Looks like you try to load a template outside configured directories (%s).', $name));
+ }
+ }
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Loads a template from a string.
+ *
+ * This loader should only be used for unit testing as it has many limitations
+ * (for instance, the include or extends tag does not make any sense for a string
+ * loader).
+ *
+ * When using this loader with a cache mechanism, you should know that a new cache
+ * key is generated each time a template content "changes" (the cache key being the
+ * source code of the template). If you don't want to see your cache grows out of
+ * control, you need to take care of clearing the old cache file by yourself.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Loader_String implements Twig_LoaderInterface, Twig_ExistsLoaderInterface
+{
+ /**
+ * {@inheritdoc}
+ */
+ public function getSource($name)
+ {
+ return $name;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function exists($name)
+ {
+ return true;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getCacheKey($name)
+ {
+ return $name;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function isFresh($name, $time)
+ {
+ return true;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Interface all loaders must implement.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+interface Twig_LoaderInterface
+{
+ /**
+ * Gets the source code of a template, given its name.
+ *
+ * @param string $name The name of the template to load
+ *
+ * @return string The template source code
+ *
+ * @throws Twig_Error_Loader When $name is not found
+ */
+ public function getSource($name);
+
+ /**
+ * Gets the cache key to use for the cache for a given template name.
+ *
+ * @param string $name The name of the template to load
+ *
+ * @return string The cache key
+ *
+ * @throws Twig_Error_Loader When $name is not found
+ */
+ public function getCacheKey($name);
+
+ /**
+ * Returns true if the template is still fresh.
+ *
+ * @param string $name The template name
+ * @param timestamp $time The last modification time of the cached template
+ *
+ * @return Boolean true if the template is fresh, false otherwise
+ *
+ * @throws Twig_Error_Loader When $name is not found
+ */
+ public function isFresh($name, $time);
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Marks a content as safe.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Markup implements Countable
+{
+ protected $content;
+ protected $charset;
+
+ public function __construct($content, $charset)
+ {
+ $this->content = (string) $content;
+ $this->charset = $charset;
+ }
+
+ public function __toString()
+ {
+ return $this->content;
+ }
+
+ public function count()
+ {
+ return function_exists('mb_get_info') ? mb_strlen($this->content, $this->charset) : strlen($this->content);
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a node in the AST.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node implements Twig_NodeInterface
+{
+ protected $nodes;
+ protected $attributes;
+ protected $lineno;
+ protected $tag;
+
+ /**
+ * Constructor.
+ *
+ * The nodes are automatically made available as properties ($this->node).
+ * The attributes are automatically made available as array items ($this['name']).
+ *
+ * @param array $nodes An array of named nodes
+ * @param array $attributes An array of attributes (should not be nodes)
+ * @param integer $lineno The line number
+ * @param string $tag The tag name associated with the Node
+ */
+ public function __construct(array $nodes = array(), array $attributes = array(), $lineno = 0, $tag = null)
+ {
+ $this->nodes = $nodes;
+ $this->attributes = $attributes;
+ $this->lineno = $lineno;
+ $this->tag = $tag;
+ }
+
+ public function __toString()
+ {
+ $attributes = array();
+ foreach ($this->attributes as $name => $value) {
+ $attributes[] = sprintf('%s: %s', $name, str_replace("\n", '', var_export($value, true)));
+ }
+
+ $repr = array(get_class($this).'('.implode(', ', $attributes));
+
+ if (count($this->nodes)) {
+ foreach ($this->nodes as $name => $node) {
+ $len = strlen($name) + 4;
+ $noderepr = array();
+ foreach (explode("\n", (string) $node) as $line) {
+ $noderepr[] = str_repeat(' ', $len).$line;
+ }
+
+ $repr[] = sprintf(' %s: %s', $name, ltrim(implode("\n", $noderepr)));
+ }
+
+ $repr[] = ')';
+ } else {
+ $repr[0] .= ')';
+ }
+
+ return implode("\n", $repr);
+ }
+
+ public function toXml($asDom = false)
+ {
+ $dom = new DOMDocument('1.0', 'UTF-8');
+ $dom->formatOutput = true;
+ $dom->appendChild($xml = $dom->createElement('twig'));
+
+ $xml->appendChild($node = $dom->createElement('node'));
+ $node->setAttribute('class', get_class($this));
+
+ foreach ($this->attributes as $name => $value) {
+ $node->appendChild($attribute = $dom->createElement('attribute'));
+ $attribute->setAttribute('name', $name);
+ $attribute->appendChild($dom->createTextNode($value));
+ }
+
+ foreach ($this->nodes as $name => $n) {
+ if (null === $n) {
+ continue;
+ }
+
+ $child = $n->toXml(true)->getElementsByTagName('node')->item(0);
+ $child = $dom->importNode($child, true);
+ $child->setAttribute('name', $name);
+
+ $node->appendChild($child);
+ }
+
+ return $asDom ? $dom : $dom->saveXml();
+ }
+
+ public function compile(Twig_Compiler $compiler)
+ {
+ foreach ($this->nodes as $node) {
+ $node->compile($compiler);
+ }
+ }
+
+ public function getLine()
+ {
+ return $this->lineno;
+ }
+
+ public function getNodeTag()
+ {
+ return $this->tag;
+ }
+
+ /**
+ * Returns true if the attribute is defined.
+ *
+ * @param string The attribute name
+ *
+ * @return Boolean true if the attribute is defined, false otherwise
+ */
+ public function hasAttribute($name)
+ {
+ return array_key_exists($name, $this->attributes);
+ }
+
+ /**
+ * Gets an attribute.
+ *
+ * @param string The attribute name
+ *
+ * @return mixed The attribute value
+ */
+ public function getAttribute($name)
+ {
+ if (!array_key_exists($name, $this->attributes)) {
+ throw new LogicException(sprintf('Attribute "%s" does not exist for Node "%s".', $name, get_class($this)));
+ }
+
+ return $this->attributes[$name];
+ }
+
+ /**
+ * Sets an attribute.
+ *
+ * @param string The attribute name
+ * @param mixed The attribute value
+ */
+ public function setAttribute($name, $value)
+ {
+ $this->attributes[$name] = $value;
+ }
+
+ /**
+ * Removes an attribute.
+ *
+ * @param string The attribute name
+ */
+ public function removeAttribute($name)
+ {
+ unset($this->attributes[$name]);
+ }
+
+ /**
+ * Returns true if the node with the given identifier exists.
+ *
+ * @param string The node name
+ *
+ * @return Boolean true if the node with the given name exists, false otherwise
+ */
+ public function hasNode($name)
+ {
+ return array_key_exists($name, $this->nodes);
+ }
+
+ /**
+ * Gets a node by name.
+ *
+ * @param string The node name
+ *
+ * @return Twig_Node A Twig_Node instance
+ */
+ public function getNode($name)
+ {
+ if (!array_key_exists($name, $this->nodes)) {
+ throw new LogicException(sprintf('Node "%s" does not exist for Node "%s".', $name, get_class($this)));
+ }
+
+ return $this->nodes[$name];
+ }
+
+ /**
+ * Sets a node.
+ *
+ * @param string The node name
+ * @param Twig_Node A Twig_Node instance
+ */
+ public function setNode($name, $node = null)
+ {
+ $this->nodes[$name] = $node;
+ }
+
+ /**
+ * Removes a node by name.
+ *
+ * @param string The node name
+ */
+ public function removeNode($name)
+ {
+ unset($this->nodes[$name]);
+ }
+
+ public function count()
+ {
+ return count($this->nodes);
+ }
+
+ public function getIterator()
+ {
+ return new ArrayIterator($this->nodes);
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents an autoescape node.
+ *
+ * The value is the escaping strategy (can be html, js, ...)
+ *
+ * The true value is equivalent to html.
+ *
+ * If autoescaping is disabled, then the value is false.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_AutoEscape extends Twig_Node
+{
+ public function __construct($value, Twig_NodeInterface $body, $lineno, $tag = 'autoescape')
+ {
+ parent::__construct(array('body' => $body), array('value' => $value), $lineno, $tag);
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler->subcompile($this->getNode('body'));
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a block node.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Block extends Twig_Node
+{
+ public function __construct($name, Twig_NodeInterface $body, $lineno, $tag = null)
+ {
+ parent::__construct(array('body' => $body), array('name' => $name), $lineno, $tag);
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->addDebugInfo($this)
+ ->write(sprintf("public function block_%s(\$context, array \$blocks = array())\n", $this->getAttribute('name')), "{\n")
+ ->indent()
+ ;
+
+ $compiler
+ ->subcompile($this->getNode('body'))
+ ->outdent()
+ ->write("}\n\n")
+ ;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a block call node.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_BlockReference extends Twig_Node implements Twig_NodeOutputInterface
+{
+ public function __construct($name, $lineno, $tag = null)
+ {
+ parent::__construct(array(), array('name' => $name), $lineno, $tag);
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->addDebugInfo($this)
+ ->write(sprintf("\$this->displayBlock('%s', \$context, \$blocks);\n", $this->getAttribute('name')))
+ ;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2011 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a body node.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Body extends Twig_Node
+{
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2011 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a do node.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Do extends Twig_Node
+{
+ public function __construct(Twig_Node_Expression $expr, $lineno, $tag = null)
+ {
+ parent::__construct(array('expr' => $expr), array(), $lineno, $tag);
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->addDebugInfo($this)
+ ->write('')
+ ->subcompile($this->getNode('expr'))
+ ->raw(";\n")
+ ;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2012 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents an embed node.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Embed extends Twig_Node_Include
+{
+ // we don't inject the module to avoid node visitors to traverse it twice (as it will be already visited in the main module)
+ public function __construct($filename, $index, Twig_Node_Expression $variables = null, $only = false, $ignoreMissing = false, $lineno, $tag = null)
+ {
+ parent::__construct(new Twig_Node_Expression_Constant('not_used', $lineno), $variables, $only, $ignoreMissing, $lineno, $tag);
+
+ $this->setAttribute('filename', $filename);
+ $this->setAttribute('index', $index);
+ }
+
+ protected function addGetTemplate(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->write("\$this->env->loadTemplate(")
+ ->string($this->getAttribute('filename'))
+ ->raw(', ')
+ ->string($this->getAttribute('index'))
+ ->raw(")")
+ ;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Abstract class for all nodes that represents an expression.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+abstract class Twig_Node_Expression extends Twig_Node
+{
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Array extends Twig_Node_Expression
+{
+ protected $index;
+
+ public function __construct(array $elements, $lineno)
+ {
+ parent::__construct($elements, array(), $lineno);
+
+ $this->index = -1;
+ foreach ($this->getKeyValuePairs() as $pair) {
+ if ($pair['key'] instanceof Twig_Node_Expression_Constant && ctype_digit((string) $pair['key']->getAttribute('value')) && $pair['key']->getAttribute('value') > $this->index) {
+ $this->index = $pair['key']->getAttribute('value');
+ }
+ }
+ }
+
+ public function getKeyValuePairs()
+ {
+ $pairs = array();
+
+ foreach (array_chunk($this->nodes, 2) as $pair) {
+ $pairs[] = array(
+ 'key' => $pair[0],
+ 'value' => $pair[1],
+ );
+ }
+
+ return $pairs;
+ }
+
+ public function hasElement(Twig_Node_Expression $key)
+ {
+ foreach ($this->getKeyValuePairs() as $pair) {
+ // we compare the string representation of the keys
+ // to avoid comparing the line numbers which are not relevant here.
+ if ((string) $key == (string) $pair['key']) {
+ return true;
+ }
+ }
+
+ return false;
+ }
+
+ public function addElement(Twig_Node_Expression $value, Twig_Node_Expression $key = null)
+ {
+ if (null === $key) {
+ $key = new Twig_Node_Expression_Constant(++$this->index, $value->getLine());
+ }
+
+ array_push($this->nodes, $key, $value);
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler->raw('array(');
+ $first = true;
+ foreach ($this->getKeyValuePairs() as $pair) {
+ if (!$first) {
+ $compiler->raw(', ');
+ }
+ $first = false;
+
+ $compiler
+ ->subcompile($pair['key'])
+ ->raw(' => ')
+ ->subcompile($pair['value'])
+ ;
+ }
+ $compiler->raw(')');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+class Twig_Node_Expression_AssignName extends Twig_Node_Expression_Name
+{
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->raw('$context[')
+ ->string($this->getAttribute('name'))
+ ->raw(']')
+ ;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+abstract class Twig_Node_Expression_Binary extends Twig_Node_Expression
+{
+ public function __construct(Twig_NodeInterface $left, Twig_NodeInterface $right, $lineno)
+ {
+ parent::__construct(array('left' => $left, 'right' => $right), array(), $lineno);
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->raw('(')
+ ->subcompile($this->getNode('left'))
+ ->raw(' ')
+ ;
+ $this->operator($compiler);
+ $compiler
+ ->raw(' ')
+ ->subcompile($this->getNode('right'))
+ ->raw(')')
+ ;
+ }
+
+ abstract public function operator(Twig_Compiler $compiler);
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Add extends Twig_Node_Expression_Binary
+{
+ public function operator(Twig_Compiler $compiler)
+ {
+ return $compiler->raw('+');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_And extends Twig_Node_Expression_Binary
+{
+ public function operator(Twig_Compiler $compiler)
+ {
+ return $compiler->raw('&&');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_BitwiseAnd extends Twig_Node_Expression_Binary
+{
+ public function operator(Twig_Compiler $compiler)
+ {
+ return $compiler->raw('&');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_BitwiseOr extends Twig_Node_Expression_Binary
+{
+ public function operator(Twig_Compiler $compiler)
+ {
+ return $compiler->raw('|');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_BitwiseXor extends Twig_Node_Expression_Binary
+{
+ public function operator(Twig_Compiler $compiler)
+ {
+ return $compiler->raw('^');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Concat extends Twig_Node_Expression_Binary
+{
+ public function operator(Twig_Compiler $compiler)
+ {
+ return $compiler->raw('.');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Div extends Twig_Node_Expression_Binary
+{
+ public function operator(Twig_Compiler $compiler)
+ {
+ return $compiler->raw('/');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Equal extends Twig_Node_Expression_Binary
+{
+ public function operator(Twig_Compiler $compiler)
+ {
+ return $compiler->raw('==');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_FloorDiv extends Twig_Node_Expression_Binary
+{
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler->raw('intval(floor(');
+ parent::compile($compiler);
+ $compiler->raw('))');
+ }
+
+ public function operator(Twig_Compiler $compiler)
+ {
+ return $compiler->raw('/');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Greater extends Twig_Node_Expression_Binary
+{
+ public function operator(Twig_Compiler $compiler)
+ {
+ return $compiler->raw('>');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_GreaterEqual extends Twig_Node_Expression_Binary
+{
+ public function operator(Twig_Compiler $compiler)
+ {
+ return $compiler->raw('>=');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_In extends Twig_Node_Expression_Binary
+{
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->raw('twig_in_filter(')
+ ->subcompile($this->getNode('left'))
+ ->raw(', ')
+ ->subcompile($this->getNode('right'))
+ ->raw(')')
+ ;
+ }
+
+ public function operator(Twig_Compiler $compiler)
+ {
+ return $compiler->raw('in');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Less extends Twig_Node_Expression_Binary
+{
+ public function operator(Twig_Compiler $compiler)
+ {
+ return $compiler->raw('<');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_LessEqual extends Twig_Node_Expression_Binary
+{
+ public function operator(Twig_Compiler $compiler)
+ {
+ return $compiler->raw('<=');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Mod extends Twig_Node_Expression_Binary
+{
+ public function operator(Twig_Compiler $compiler)
+ {
+ return $compiler->raw('%');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Mul extends Twig_Node_Expression_Binary
+{
+ public function operator(Twig_Compiler $compiler)
+ {
+ return $compiler->raw('*');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_NotEqual extends Twig_Node_Expression_Binary
+{
+ public function operator(Twig_Compiler $compiler)
+ {
+ return $compiler->raw('!=');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_NotIn extends Twig_Node_Expression_Binary
+{
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->raw('!twig_in_filter(')
+ ->subcompile($this->getNode('left'))
+ ->raw(', ')
+ ->subcompile($this->getNode('right'))
+ ->raw(')')
+ ;
+ }
+
+ public function operator(Twig_Compiler $compiler)
+ {
+ return $compiler->raw('not in');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Or extends Twig_Node_Expression_Binary
+{
+ public function operator(Twig_Compiler $compiler)
+ {
+ return $compiler->raw('||');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Power extends Twig_Node_Expression_Binary
+{
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->raw('pow(')
+ ->subcompile($this->getNode('left'))
+ ->raw(', ')
+ ->subcompile($this->getNode('right'))
+ ->raw(')')
+ ;
+ }
+
+ public function operator(Twig_Compiler $compiler)
+ {
+ return $compiler->raw('**');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Range extends Twig_Node_Expression_Binary
+{
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->raw('range(')
+ ->subcompile($this->getNode('left'))
+ ->raw(', ')
+ ->subcompile($this->getNode('right'))
+ ->raw(')')
+ ;
+ }
+
+ public function operator(Twig_Compiler $compiler)
+ {
+ return $compiler->raw('..');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Binary_Sub extends Twig_Node_Expression_Binary
+{
+ public function operator(Twig_Compiler $compiler)
+ {
+ return $compiler->raw('-');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a block call node.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Expression_BlockReference extends Twig_Node_Expression
+{
+ public function __construct(Twig_NodeInterface $name, $asString = false, $lineno, $tag = null)
+ {
+ parent::__construct(array('name' => $name), array('as_string' => $asString, 'output' => false), $lineno, $tag);
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ if ($this->getAttribute('as_string')) {
+ $compiler->raw('(string) ');
+ }
+
+ if ($this->getAttribute('output')) {
+ $compiler
+ ->addDebugInfo($this)
+ ->write("\$this->displayBlock(")
+ ->subcompile($this->getNode('name'))
+ ->raw(", \$context, \$blocks);\n")
+ ;
+ } else {
+ $compiler
+ ->raw("\$this->renderBlock(")
+ ->subcompile($this->getNode('name'))
+ ->raw(", \$context, \$blocks)")
+ ;
+ }
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2012 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+abstract class Twig_Node_Expression_Call extends Twig_Node_Expression
+{
+ protected function compileCallable(Twig_Compiler $compiler)
+ {
+ $callable = $this->getAttribute('callable');
+
+ $closingParenthesis = false;
+ if ($callable) {
+ if (is_string($callable)) {
+ $compiler->raw($callable);
+ } elseif (is_array($callable) && $callable[0] instanceof Twig_ExtensionInterface) {
+ $compiler->raw(sprintf('$this->env->getExtension(\'%s\')->%s', $callable[0]->getName(), $callable[1]));
+ } else {
+ $type = ucfirst($this->getAttribute('type'));
+ $compiler->raw(sprintf('call_user_func_array($this->env->get%s(\'%s\')->getCallable(), array', $type, $this->getAttribute('name')));
+ $closingParenthesis = true;
+ }
+ } else {
+ $compiler->raw($this->getAttribute('thing')->compile());
+ }
+
+ $this->compileArguments($compiler);
+
+ if ($closingParenthesis) {
+ $compiler->raw(')');
+ }
+ }
+
+ protected function compileArguments(Twig_Compiler $compiler)
+ {
+ $compiler->raw('(');
+
+ $first = true;
+
+ if ($this->hasAttribute('needs_environment') && $this->getAttribute('needs_environment')) {
+ $compiler->raw('$this->env');
+ $first = false;
+ }
+
+ if ($this->hasAttribute('needs_context') && $this->getAttribute('needs_context')) {
+ if (!$first) {
+ $compiler->raw(', ');
+ }
+ $compiler->raw('$context');
+ $first = false;
+ }
+
+ if ($this->hasAttribute('arguments')) {
+ foreach ($this->getAttribute('arguments') as $argument) {
+ if (!$first) {
+ $compiler->raw(', ');
+ }
+ $compiler->string($argument);
+ $first = false;
+ }
+ }
+
+ if ($this->hasNode('node')) {
+ if (!$first) {
+ $compiler->raw(', ');
+ }
+ $compiler->subcompile($this->getNode('node'));
+ $first = false;
+ }
+
+ if ($this->hasNode('arguments') && null !== $this->getNode('arguments')) {
+ $callable = $this->hasAttribute('callable') ? $this->getAttribute('callable') : null;
+
+ $arguments = $this->getArguments($callable, $this->getNode('arguments'));
+
+ foreach ($arguments as $node) {
+ if (!$first) {
+ $compiler->raw(', ');
+ }
+ $compiler->subcompile($node);
+ $first = false;
+ }
+ }
+
+ $compiler->raw(')');
+ }
+
+ protected function getArguments($callable, $arguments)
+ {
+ $parameters = array();
+ $named = false;
+ foreach ($arguments as $name => $node) {
+ if (!is_int($name)) {
+ $named = true;
+ $name = $this->normalizeName($name);
+ } elseif ($named) {
+ throw new Twig_Error_Syntax(sprintf('Positional arguments cannot be used after named arguments for %s "%s".', $this->getAttribute('type'), $this->getAttribute('name')));
+ }
+
+ $parameters[$name] = $node;
+ }
+
+ if (!$named) {
+ return $parameters;
+ }
+
+ if (!$callable) {
+ throw new LogicException(sprintf('Named arguments are not supported for %s "%s".', $this->getAttribute('type'), $this->getAttribute('name')));
+ }
+
+ // manage named arguments
+ if (is_array($callable)) {
+ $r = new ReflectionMethod($callable[0], $callable[1]);
+ } elseif (is_object($callable) && !$callable instanceof Closure) {
+ $r = new ReflectionObject($callable);
+ $r = $r->getMethod('__invoke');
+ } else {
+ $r = new ReflectionFunction($callable);
+ }
+
+ $definition = $r->getParameters();
+ if ($this->hasNode('node')) {
+ array_shift($definition);
+ }
+ if ($this->hasAttribute('needs_environment') && $this->getAttribute('needs_environment')) {
+ array_shift($definition);
+ }
+ if ($this->hasAttribute('needs_context') && $this->getAttribute('needs_context')) {
+ array_shift($definition);
+ }
+ if ($this->hasAttribute('arguments') && null !== $this->getAttribute('arguments')) {
+ foreach ($this->getAttribute('arguments') as $argument) {
+ array_shift($definition);
+ }
+ }
+
+ $arguments = array();
+ $pos = 0;
+ foreach ($definition as $param) {
+ $name = $this->normalizeName($param->name);
+
+ if (array_key_exists($name, $parameters)) {
+ if (array_key_exists($pos, $parameters)) {
+ throw new Twig_Error_Syntax(sprintf('Arguments "%s" is defined twice for %s "%s".', $name, $this->getAttribute('type'), $this->getAttribute('name')));
+ }
+
+ $arguments[] = $parameters[$name];
+ unset($parameters[$name]);
+ } elseif (array_key_exists($pos, $parameters)) {
+ $arguments[] = $parameters[$pos];
+ unset($parameters[$pos]);
+ ++$pos;
+ } elseif ($param->isDefaultValueAvailable()) {
+ $arguments[] = new Twig_Node_Expression_Constant($param->getDefaultValue(), -1);
+ } elseif ($param->isOptional()) {
+ break;
+ } else {
+ throw new Twig_Error_Syntax(sprintf('Value for argument "%s" is required for %s "%s".', $name, $this->getAttribute('type'), $this->getAttribute('name')));
+ }
+ }
+
+ foreach (array_keys($parameters) as $name) {
+ throw new Twig_Error_Syntax(sprintf('Unknown argument "%s" for %s "%s".', $name, $this->getAttribute('type'), $this->getAttribute('name')));
+ }
+
+ return $arguments;
+ }
+
+ protected function normalizeName($name)
+ {
+ return strtolower(preg_replace(array('/([A-Z]+)([A-Z][a-z])/', '/([a-z\d])([A-Z])/'), array('\\1_\\2', '\\1_\\2'), $name));
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Conditional extends Twig_Node_Expression
+{
+ public function __construct(Twig_Node_Expression $expr1, Twig_Node_Expression $expr2, Twig_Node_Expression $expr3, $lineno)
+ {
+ parent::__construct(array('expr1' => $expr1, 'expr2' => $expr2, 'expr3' => $expr3), array(), $lineno);
+ }
+
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->raw('((')
+ ->subcompile($this->getNode('expr1'))
+ ->raw(') ? (')
+ ->subcompile($this->getNode('expr2'))
+ ->raw(') : (')
+ ->subcompile($this->getNode('expr3'))
+ ->raw('))')
+ ;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Constant extends Twig_Node_Expression
+{
+ public function __construct($value, $lineno)
+ {
+ parent::__construct(array(), array('value' => $value), $lineno);
+ }
+
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler->repr($this->getAttribute('value'));
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents an extension call node.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Expression_ExtensionReference extends Twig_Node_Expression
+{
+ public function __construct($name, $lineno, $tag = null)
+ {
+ parent::__construct(array(), array('name' => $name), $lineno, $tag);
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler->raw(sprintf("\$this->env->getExtension('%s')", $this->getAttribute('name')));
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Filter extends Twig_Node_Expression_Call
+{
+ public function __construct(Twig_NodeInterface $node, Twig_Node_Expression_Constant $filterName, Twig_NodeInterface $arguments, $lineno, $tag = null)
+ {
+ parent::__construct(array('node' => $node, 'filter' => $filterName, 'arguments' => $arguments), array(), $lineno, $tag);
+ }
+
+ public function compile(Twig_Compiler $compiler)
+ {
+ $name = $this->getNode('filter')->getAttribute('value');
+ $filter = $compiler->getEnvironment()->getFilter($name);
+
+ $this->setAttribute('name', $name);
+ $this->setAttribute('type', 'filter');
+ $this->setAttribute('thing', $filter);
+ $this->setAttribute('needs_environment', $filter->needsEnvironment());
+ $this->setAttribute('needs_context', $filter->needsContext());
+ $this->setAttribute('arguments', $filter->getArguments());
+ if ($filter instanceof Twig_FilterCallableInterface || $filter instanceof Twig_SimpleFilter) {
+ $this->setAttribute('callable', $filter->getCallable());
+ }
+
+ $this->compileCallable($compiler);
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2011 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Returns the value or the default value when it is undefined or empty.
+ *
+ * <pre>
+ * {{ var.foo|default('foo item on var is not defined') }}
+ * </pre>
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Expression_Filter_Default extends Twig_Node_Expression_Filter
+{
+ public function __construct(Twig_NodeInterface $node, Twig_Node_Expression_Constant $filterName, Twig_NodeInterface $arguments, $lineno, $tag = null)
+ {
+ $default = new Twig_Node_Expression_Filter($node, new Twig_Node_Expression_Constant('default', $node->getLine()), $arguments, $node->getLine());
+
+ if ('default' === $filterName->getAttribute('value') && ($node instanceof Twig_Node_Expression_Name || $node instanceof Twig_Node_Expression_GetAttr)) {
+ $test = new Twig_Node_Expression_Test_Defined(clone $node, 'defined', new Twig_Node(), $node->getLine());
+ $false = count($arguments) ? $arguments->getNode(0) : new Twig_Node_Expression_Constant('', $node->getLine());
+
+ $node = new Twig_Node_Expression_Conditional($test, $default, $false, $node->getLine());
+ } else {
+ $node = $default;
+ }
+
+ parent::__construct($node, $filterName, $arguments, $lineno, $tag);
+ }
+
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler->subcompile($this->getNode('node'));
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Function extends Twig_Node_Expression_Call
+{
+ public function __construct($name, Twig_NodeInterface $arguments, $lineno)
+ {
+ parent::__construct(array('arguments' => $arguments), array('name' => $name), $lineno);
+ }
+
+ public function compile(Twig_Compiler $compiler)
+ {
+ $name = $this->getAttribute('name');
+ $function = $compiler->getEnvironment()->getFunction($name);
+
+ $this->setAttribute('name', $name);
+ $this->setAttribute('type', 'function');
+ $this->setAttribute('thing', $function);
+ $this->setAttribute('needs_environment', $function->needsEnvironment());
+ $this->setAttribute('needs_context', $function->needsContext());
+ $this->setAttribute('arguments', $function->getArguments());
+ if ($function instanceof Twig_FunctionCallableInterface || $function instanceof Twig_SimpleFunction) {
+ $this->setAttribute('callable', $function->getCallable());
+ }
+
+ $this->compileCallable($compiler);
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_GetAttr extends Twig_Node_Expression
+{
+ public function __construct(Twig_Node_Expression $node, Twig_Node_Expression $attribute, Twig_Node_Expression_Array $arguments, $type, $lineno)
+ {
+ parent::__construct(array('node' => $node, 'attribute' => $attribute, 'arguments' => $arguments), array('type' => $type, 'is_defined_test' => false, 'ignore_strict_check' => false, 'disable_c_ext' => false), $lineno);
+ }
+
+ public function compile(Twig_Compiler $compiler)
+ {
+ if (function_exists('twig_template_get_attributes') && !$this->getAttribute('disable_c_ext')) {
+ $compiler->raw('twig_template_get_attributes($this, ');
+ } else {
+ $compiler->raw('$this->getAttribute(');
+ }
+
+ if ($this->getAttribute('ignore_strict_check')) {
+ $this->getNode('node')->setAttribute('ignore_strict_check', true);
+ }
+
+ $compiler->subcompile($this->getNode('node'));
+
+ $compiler->raw(', ')->subcompile($this->getNode('attribute'));
+
+ if (count($this->getNode('arguments')) || Twig_TemplateInterface::ANY_CALL !== $this->getAttribute('type') || $this->getAttribute('is_defined_test') || $this->getAttribute('ignore_strict_check')) {
+ $compiler->raw(', ')->subcompile($this->getNode('arguments'));
+
+ if (Twig_TemplateInterface::ANY_CALL !== $this->getAttribute('type') || $this->getAttribute('is_defined_test') || $this->getAttribute('ignore_strict_check')) {
+ $compiler->raw(', ')->repr($this->getAttribute('type'));
+ }
+
+ if ($this->getAttribute('is_defined_test') || $this->getAttribute('ignore_strict_check')) {
+ $compiler->raw(', '.($this->getAttribute('is_defined_test') ? 'true' : 'false'));
+ }
+
+ if ($this->getAttribute('ignore_strict_check')) {
+ $compiler->raw(', '.($this->getAttribute('ignore_strict_check') ? 'true' : 'false'));
+ }
+ }
+
+ $compiler->raw(')');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2012 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_MethodCall extends Twig_Node_Expression
+{
+ public function __construct(Twig_Node_Expression $node, $method, Twig_Node_Expression_Array $arguments, $lineno)
+ {
+ parent::__construct(array('node' => $node, 'arguments' => $arguments), array('method' => $method, 'safe' => false), $lineno);
+
+ if ($node instanceof Twig_Node_Expression_Name) {
+ $node->setAttribute('always_defined', true);
+ }
+ }
+
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->subcompile($this->getNode('node'))
+ ->raw('->')
+ ->raw($this->getAttribute('method'))
+ ->raw('(')
+ ;
+ $first = true;
+ foreach ($this->getNode('arguments')->getKeyValuePairs() as $pair) {
+ if (!$first) {
+ $compiler->raw(', ');
+ }
+ $first = false;
+
+ $compiler->subcompile($pair['value']);
+ }
+ $compiler->raw(')');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Name extends Twig_Node_Expression
+{
+ protected $specialVars = array(
+ '_self' => '$this',
+ '_context' => '$context',
+ '_charset' => '$this->env->getCharset()',
+ );
+
+ public function __construct($name, $lineno)
+ {
+ parent::__construct(array(), array('name' => $name, 'is_defined_test' => false, 'ignore_strict_check' => false, 'always_defined' => false), $lineno);
+ }
+
+ public function compile(Twig_Compiler $compiler)
+ {
+ $name = $this->getAttribute('name');
+
+ if ($this->getAttribute('is_defined_test')) {
+ if ($this->isSpecial()) {
+ $compiler->repr(true);
+ } else {
+ $compiler->raw('array_key_exists(')->repr($name)->raw(', $context)');
+ }
+ } elseif ($this->isSpecial()) {
+ $compiler->raw($this->specialVars[$name]);
+ } elseif ($this->getAttribute('always_defined')) {
+ $compiler
+ ->raw('$context[')
+ ->string($name)
+ ->raw(']')
+ ;
+ } else {
+ // remove the non-PHP 5.4 version when PHP 5.3 support is dropped
+ // as the non-optimized version is just a workaround for slow ternary operator
+ // when the context has a lot of variables
+ if (version_compare(phpversion(), '5.4.0RC1', '>=')) {
+ // PHP 5.4 ternary operator performance was optimized
+ $compiler
+ ->raw('(isset($context[')
+ ->string($name)
+ ->raw(']) ? $context[')
+ ->string($name)
+ ->raw('] : ')
+ ;
+
+ if ($this->getAttribute('ignore_strict_check') || !$compiler->getEnvironment()->isStrictVariables()) {
+ $compiler->raw('null)');
+ } else {
+ $compiler->raw('$this->getContext($context, ')->string($name)->raw('))');
+ }
+ } else {
+ $compiler
+ ->raw('$this->getContext($context, ')
+ ->string($name)
+ ;
+
+ if ($this->getAttribute('ignore_strict_check')) {
+ $compiler->raw(', true');
+ }
+
+ $compiler
+ ->raw(')')
+ ;
+ }
+ }
+ }
+
+ public function isSpecial()
+ {
+ return isset($this->specialVars[$this->getAttribute('name')]);
+ }
+
+ public function isSimple()
+ {
+ return !$this->isSpecial() && !$this->getAttribute('is_defined_test');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a parent node.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Expression_Parent extends Twig_Node_Expression
+{
+ public function __construct($name, $lineno, $tag = null)
+ {
+ parent::__construct(array(), array('output' => false, 'name' => $name), $lineno, $tag);
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ if ($this->getAttribute('output')) {
+ $compiler
+ ->addDebugInfo($this)
+ ->write("\$this->displayParentBlock(")
+ ->string($this->getAttribute('name'))
+ ->raw(", \$context, \$blocks);\n")
+ ;
+ } else {
+ $compiler
+ ->raw("\$this->renderParentBlock(")
+ ->string($this->getAttribute('name'))
+ ->raw(", \$context, \$blocks)")
+ ;
+ }
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2011 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_TempName extends Twig_Node_Expression
+{
+ public function __construct($name, $lineno)
+ {
+ parent::__construct(array(), array('name' => $name), $lineno);
+ }
+
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->raw('$_')
+ ->raw($this->getAttribute('name'))
+ ->raw('_')
+ ;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Test extends Twig_Node_Expression_Call
+{
+ public function __construct(Twig_NodeInterface $node, $name, Twig_NodeInterface $arguments = null, $lineno)
+ {
+ parent::__construct(array('node' => $node, 'arguments' => $arguments), array('name' => $name), $lineno);
+ }
+
+ public function compile(Twig_Compiler $compiler)
+ {
+ $name = $this->getAttribute('name');
+ $test = $compiler->getEnvironment()->getTest($name);
+
+ $this->setAttribute('name', $name);
+ $this->setAttribute('type', 'test');
+ $this->setAttribute('thing', $test);
+ if ($test instanceof Twig_TestCallableInterface || $test instanceof Twig_SimpleTest) {
+ $this->setAttribute('callable', $test->getCallable());
+ }
+
+ $this->compileCallable($compiler);
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2011 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Checks if a variable is the exact same value as a constant.
+ *
+ * <pre>
+ * {% if post.status is constant('Post::PUBLISHED') %}
+ * the status attribute is exactly the same as Post::PUBLISHED
+ * {% endif %}
+ * </pre>
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Expression_Test_Constant extends Twig_Node_Expression_Test
+{
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->raw('(')
+ ->subcompile($this->getNode('node'))
+ ->raw(' === constant(')
+ ;
+
+ if ($this->getNode('arguments')->hasNode(1)) {
+ $compiler
+ ->raw('get_class(')
+ ->subcompile($this->getNode('arguments')->getNode(1))
+ ->raw(')."::".')
+ ;
+ }
+
+ $compiler
+ ->subcompile($this->getNode('arguments')->getNode(0))
+ ->raw('))')
+ ;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2011 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Checks if a variable is defined in the current context.
+ *
+ * <pre>
+ * {# defined works with variable names and variable attributes #}
+ * {% if foo is defined %}
+ * {# ... #}
+ * {% endif %}
+ * </pre>
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Expression_Test_Defined extends Twig_Node_Expression_Test
+{
+ public function __construct(Twig_NodeInterface $node, $name, Twig_NodeInterface $arguments = null, $lineno)
+ {
+ parent::__construct($node, $name, $arguments, $lineno);
+
+ if ($node instanceof Twig_Node_Expression_Name) {
+ $node->setAttribute('is_defined_test', true);
+ } elseif ($node instanceof Twig_Node_Expression_GetAttr) {
+ $node->setAttribute('is_defined_test', true);
+
+ $this->changeIgnoreStrictCheck($node);
+ } else {
+ throw new Twig_Error_Syntax('The "defined" test only works with simple variables', $this->getLine());
+ }
+ }
+
+ protected function changeIgnoreStrictCheck(Twig_Node_Expression_GetAttr $node)
+ {
+ $node->setAttribute('ignore_strict_check', true);
+
+ if ($node->getNode('node') instanceof Twig_Node_Expression_GetAttr) {
+ $this->changeIgnoreStrictCheck($node->getNode('node'));
+ }
+ }
+
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler->subcompile($this->getNode('node'));
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2011 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Checks if a variable is divisible by a number.
+ *
+ * <pre>
+ * {% if loop.index is divisibleby(3) %}
+ * </pre>
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Expression_Test_Divisibleby extends Twig_Node_Expression_Test
+{
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->raw('(0 == ')
+ ->subcompile($this->getNode('node'))
+ ->raw(' % ')
+ ->subcompile($this->getNode('arguments')->getNode(0))
+ ->raw(')')
+ ;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2011 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Checks if a number is even.
+ *
+ * <pre>
+ * {{ var is even }}
+ * </pre>
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Expression_Test_Even extends Twig_Node_Expression_Test
+{
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->raw('(')
+ ->subcompile($this->getNode('node'))
+ ->raw(' % 2 == 0')
+ ->raw(')')
+ ;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2011 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Checks that a variable is null.
+ *
+ * <pre>
+ * {{ var is none }}
+ * </pre>
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Expression_Test_Null extends Twig_Node_Expression_Test
+{
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->raw('(null === ')
+ ->subcompile($this->getNode('node'))
+ ->raw(')')
+ ;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2011 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Checks if a number is odd.
+ *
+ * <pre>
+ * {{ var is odd }}
+ * </pre>
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Expression_Test_Odd extends Twig_Node_Expression_Test
+{
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->raw('(')
+ ->subcompile($this->getNode('node'))
+ ->raw(' % 2 == 1')
+ ->raw(')')
+ ;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2011 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Checks if a variable is the same as another one (=== in PHP).
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Expression_Test_Sameas extends Twig_Node_Expression_Test
+{
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->raw('(')
+ ->subcompile($this->getNode('node'))
+ ->raw(' === ')
+ ->subcompile($this->getNode('arguments')->getNode(0))
+ ->raw(')')
+ ;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+abstract class Twig_Node_Expression_Unary extends Twig_Node_Expression
+{
+ public function __construct(Twig_NodeInterface $node, $lineno)
+ {
+ parent::__construct(array('node' => $node), array(), $lineno);
+ }
+
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler->raw('(');
+ $this->operator($compiler);
+ $compiler
+ ->subcompile($this->getNode('node'))
+ ->raw(')')
+ ;
+ }
+
+ abstract public function operator(Twig_Compiler $compiler);
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Unary_Neg extends Twig_Node_Expression_Unary
+{
+ public function operator(Twig_Compiler $compiler)
+ {
+ $compiler->raw('-');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Unary_Not extends Twig_Node_Expression_Unary
+{
+ public function operator(Twig_Compiler $compiler)
+ {
+ $compiler->raw('!');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+class Twig_Node_Expression_Unary_Pos extends Twig_Node_Expression_Unary
+{
+ public function operator(Twig_Compiler $compiler)
+ {
+ $compiler->raw('+');
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2011 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a flush node.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Flush extends Twig_Node
+{
+ public function __construct($lineno, $tag)
+ {
+ parent::__construct(array(), array(), $lineno, $tag);
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->addDebugInfo($this)
+ ->write("flush();\n")
+ ;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a for node.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_For extends Twig_Node
+{
+ protected $loop;
+
+ public function __construct(Twig_Node_Expression_AssignName $keyTarget, Twig_Node_Expression_AssignName $valueTarget, Twig_Node_Expression $seq, Twig_Node_Expression $ifexpr = null, Twig_NodeInterface $body, Twig_NodeInterface $else = null, $lineno, $tag = null)
+ {
+ $body = new Twig_Node(array($body, $this->loop = new Twig_Node_ForLoop($lineno, $tag)));
+
+ if (null !== $ifexpr) {
+ $body = new Twig_Node_If(new Twig_Node(array($ifexpr, $body)), null, $lineno, $tag);
+ }
+
+ parent::__construct(array('key_target' => $keyTarget, 'value_target' => $valueTarget, 'seq' => $seq, 'body' => $body, 'else' => $else), array('with_loop' => true, 'ifexpr' => null !== $ifexpr), $lineno, $tag);
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->addDebugInfo($this)
+ // the (array) cast bypasses a PHP 5.2.6 bug
+ ->write("\$context['_parent'] = (array) \$context;\n")
+ ->write("\$context['_seq'] = twig_ensure_traversable(")
+ ->subcompile($this->getNode('seq'))
+ ->raw(");\n")
+ ;
+
+ if (null !== $this->getNode('else')) {
+ $compiler->write("\$context['_iterated'] = false;\n");
+ }
+
+ if ($this->getAttribute('with_loop')) {
+ $compiler
+ ->write("\$context['loop'] = array(\n")
+ ->write(" 'parent' => \$context['_parent'],\n")
+ ->write(" 'index0' => 0,\n")
+ ->write(" 'index' => 1,\n")
+ ->write(" 'first' => true,\n")
+ ->write(");\n")
+ ;
+
+ if (!$this->getAttribute('ifexpr')) {
+ $compiler
+ ->write("if (is_array(\$context['_seq']) || (is_object(\$context['_seq']) && \$context['_seq'] instanceof Countable)) {\n")
+ ->indent()
+ ->write("\$length = count(\$context['_seq']);\n")
+ ->write("\$context['loop']['revindex0'] = \$length - 1;\n")
+ ->write("\$context['loop']['revindex'] = \$length;\n")
+ ->write("\$context['loop']['length'] = \$length;\n")
+ ->write("\$context['loop']['last'] = 1 === \$length;\n")
+ ->outdent()
+ ->write("}\n")
+ ;
+ }
+ }
+
+ $this->loop->setAttribute('else', null !== $this->getNode('else'));
+ $this->loop->setAttribute('with_loop', $this->getAttribute('with_loop'));
+ $this->loop->setAttribute('ifexpr', $this->getAttribute('ifexpr'));
+
+ $compiler
+ ->write("foreach (\$context['_seq'] as ")
+ ->subcompile($this->getNode('key_target'))
+ ->raw(" => ")
+ ->subcompile($this->getNode('value_target'))
+ ->raw(") {\n")
+ ->indent()
+ ->subcompile($this->getNode('body'))
+ ->outdent()
+ ->write("}\n")
+ ;
+
+ if (null !== $this->getNode('else')) {
+ $compiler
+ ->write("if (!\$context['_iterated']) {\n")
+ ->indent()
+ ->subcompile($this->getNode('else'))
+ ->outdent()
+ ->write("}\n")
+ ;
+ }
+
+ $compiler->write("\$_parent = \$context['_parent'];\n");
+
+ // remove some "private" loop variables (needed for nested loops)
+ $compiler->write('unset($context[\'_seq\'], $context[\'_iterated\'], $context[\''.$this->getNode('key_target')->getAttribute('name').'\'], $context[\''.$this->getNode('value_target')->getAttribute('name').'\'], $context[\'_parent\'], $context[\'loop\']);'."\n");
+
+ // keep the values set in the inner context for variables defined in the outer context
+ $compiler->write("\$context = array_intersect_key(\$context, \$_parent) + \$_parent;\n");
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2011 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Internal node used by the for node.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_ForLoop extends Twig_Node
+{
+ public function __construct($lineno, $tag = null)
+ {
+ parent::__construct(array(), array('with_loop' => false, 'ifexpr' => false, 'else' => false), $lineno, $tag);
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ if ($this->getAttribute('else')) {
+ $compiler->write("\$context['_iterated'] = true;\n");
+ }
+
+ if ($this->getAttribute('with_loop')) {
+ $compiler
+ ->write("++\$context['loop']['index0'];\n")
+ ->write("++\$context['loop']['index'];\n")
+ ->write("\$context['loop']['first'] = false;\n")
+ ;
+
+ if (!$this->getAttribute('ifexpr')) {
+ $compiler
+ ->write("if (isset(\$context['loop']['length'])) {\n")
+ ->indent()
+ ->write("--\$context['loop']['revindex0'];\n")
+ ->write("--\$context['loop']['revindex'];\n")
+ ->write("\$context['loop']['last'] = 0 === \$context['loop']['revindex0'];\n")
+ ->outdent()
+ ->write("}\n")
+ ;
+ }
+ }
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents an if node.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_If extends Twig_Node
+{
+ public function __construct(Twig_NodeInterface $tests, Twig_NodeInterface $else = null, $lineno, $tag = null)
+ {
+ parent::__construct(array('tests' => $tests, 'else' => $else), array(), $lineno, $tag);
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler->addDebugInfo($this);
+ for ($i = 0; $i < count($this->getNode('tests')); $i += 2) {
+ if ($i > 0) {
+ $compiler
+ ->outdent()
+ ->write("} elseif (")
+ ;
+ } else {
+ $compiler
+ ->write('if (')
+ ;
+ }
+
+ $compiler
+ ->subcompile($this->getNode('tests')->getNode($i))
+ ->raw(") {\n")
+ ->indent()
+ ->subcompile($this->getNode('tests')->getNode($i + 1))
+ ;
+ }
+
+ if ($this->hasNode('else') && null !== $this->getNode('else')) {
+ $compiler
+ ->outdent()
+ ->write("} else {\n")
+ ->indent()
+ ->subcompile($this->getNode('else'))
+ ;
+ }
+
+ $compiler
+ ->outdent()
+ ->write("}\n");
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents an import node.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Import extends Twig_Node
+{
+ public function __construct(Twig_Node_Expression $expr, Twig_Node_Expression $var, $lineno, $tag = null)
+ {
+ parent::__construct(array('expr' => $expr, 'var' => $var), array(), $lineno, $tag);
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->addDebugInfo($this)
+ ->write('')
+ ->subcompile($this->getNode('var'))
+ ->raw(' = ')
+ ;
+
+ if ($this->getNode('expr') instanceof Twig_Node_Expression_Name && '_self' === $this->getNode('expr')->getAttribute('name')) {
+ $compiler->raw("\$this");
+ } else {
+ $compiler
+ ->raw('$this->env->loadTemplate(')
+ ->subcompile($this->getNode('expr'))
+ ->raw(")")
+ ;
+ }
+
+ $compiler->raw(";\n");
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents an include node.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Include extends Twig_Node implements Twig_NodeOutputInterface
+{
+ public function __construct(Twig_Node_Expression $expr, Twig_Node_Expression $variables = null, $only = false, $ignoreMissing = false, $lineno, $tag = null)
+ {
+ parent::__construct(array('expr' => $expr, 'variables' => $variables), array('only' => (Boolean) $only, 'ignore_missing' => (Boolean) $ignoreMissing), $lineno, $tag);
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler->addDebugInfo($this);
+
+ if ($this->getAttribute('ignore_missing')) {
+ $compiler
+ ->write("try {\n")
+ ->indent()
+ ;
+ }
+
+ $this->addGetTemplate($compiler);
+
+ $compiler->raw('->display(');
+
+ $this->addTemplateArguments($compiler);
+
+ $compiler->raw(");\n");
+
+ if ($this->getAttribute('ignore_missing')) {
+ $compiler
+ ->outdent()
+ ->write("} catch (Twig_Error_Loader \$e) {\n")
+ ->indent()
+ ->write("// ignore missing template\n")
+ ->outdent()
+ ->write("}\n\n")
+ ;
+ }
+ }
+
+ protected function addGetTemplate(Twig_Compiler $compiler)
+ {
+ if ($this->getNode('expr') instanceof Twig_Node_Expression_Constant) {
+ $compiler
+ ->write("\$this->env->loadTemplate(")
+ ->subcompile($this->getNode('expr'))
+ ->raw(")")
+ ;
+ } else {
+ $compiler
+ ->write("\$template = \$this->env->resolveTemplate(")
+ ->subcompile($this->getNode('expr'))
+ ->raw(");\n")
+ ->write('$template')
+ ;
+ }
+ }
+
+ protected function addTemplateArguments(Twig_Compiler $compiler)
+ {
+ if (false === $this->getAttribute('only')) {
+ if (null === $this->getNode('variables')) {
+ $compiler->raw('$context');
+ } else {
+ $compiler
+ ->raw('array_merge($context, ')
+ ->subcompile($this->getNode('variables'))
+ ->raw(')')
+ ;
+ }
+ } else {
+ if (null === $this->getNode('variables')) {
+ $compiler->raw('array()');
+ } else {
+ $compiler->subcompile($this->getNode('variables'));
+ }
+ }
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a macro node.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Macro extends Twig_Node
+{
+ public function __construct($name, Twig_NodeInterface $body, Twig_NodeInterface $arguments, $lineno, $tag = null)
+ {
+ parent::__construct(array('body' => $body, 'arguments' => $arguments), array('name' => $name), $lineno, $tag);
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->addDebugInfo($this)
+ ->write(sprintf("public function get%s(", $this->getAttribute('name')))
+ ;
+
+ $count = count($this->getNode('arguments'));
+ $pos = 0;
+ foreach ($this->getNode('arguments') as $name => $default) {
+ $compiler
+ ->raw('$_'.$name.' = ')
+ ->subcompile($default)
+ ;
+
+ if (++$pos < $count) {
+ $compiler->raw(', ');
+ }
+ }
+
+ $compiler
+ ->raw(")\n")
+ ->write("{\n")
+ ->indent()
+ ;
+
+ if (!count($this->getNode('arguments'))) {
+ $compiler->write("\$context = \$this->env->getGlobals();\n\n");
+ } else {
+ $compiler
+ ->write("\$context = \$this->env->mergeGlobals(array(\n")
+ ->indent()
+ ;
+
+ foreach ($this->getNode('arguments') as $name => $default) {
+ $compiler
+ ->write('')
+ ->string($name)
+ ->raw(' => $_'.$name)
+ ->raw(",\n")
+ ;
+ }
+
+ $compiler
+ ->outdent()
+ ->write("));\n\n")
+ ;
+ }
+
+ $compiler
+ ->write("\$blocks = array();\n\n")
+ ->write("ob_start();\n")
+ ->write("try {\n")
+ ->indent()
+ ->subcompile($this->getNode('body'))
+ ->outdent()
+ ->write("} catch (Exception \$e) {\n")
+ ->indent()
+ ->write("ob_end_clean();\n\n")
+ ->write("throw \$e;\n")
+ ->outdent()
+ ->write("}\n\n")
+ ->write("return ('' === \$tmp = ob_get_clean()) ? '' : new Twig_Markup(\$tmp, \$this->env->getCharset());\n")
+ ->outdent()
+ ->write("}\n\n")
+ ;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a module node.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Module extends Twig_Node
+{
+ public function __construct(Twig_NodeInterface $body, Twig_Node_Expression $parent = null, Twig_NodeInterface $blocks, Twig_NodeInterface $macros, Twig_NodeInterface $traits, $embeddedTemplates, $filename)
+ {
+ // embedded templates are set as attributes so that they are only visited once by the visitors
+ parent::__construct(array('parent' => $parent, 'body' => $body, 'blocks' => $blocks, 'macros' => $macros, 'traits' => $traits), array('filename' => $filename, 'index' => null, 'embedded_templates' => $embeddedTemplates), 1);
+ }
+
+ public function setIndex($index)
+ {
+ $this->setAttribute('index', $index);
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $this->compileTemplate($compiler);
+
+ foreach ($this->getAttribute('embedded_templates') as $template) {
+ $compiler->subcompile($template);
+ }
+ }
+
+ protected function compileTemplate(Twig_Compiler $compiler)
+ {
+ if (!$this->getAttribute('index')) {
+ $compiler->write('<?php');
+ }
+
+ $this->compileClassHeader($compiler);
+
+ if (count($this->getNode('blocks')) || count($this->getNode('traits')) || null === $this->getNode('parent') || $this->getNode('parent') instanceof Twig_Node_Expression_Constant) {
+ $this->compileConstructor($compiler);
+ }
+
+ $this->compileGetParent($compiler);
+
+ $this->compileDisplayHeader($compiler);
+
+ $this->compileDisplayBody($compiler);
+
+ $this->compileDisplayFooter($compiler);
+
+ $compiler->subcompile($this->getNode('blocks'));
+
+ $this->compileMacros($compiler);
+
+ $this->compileGetTemplateName($compiler);
+
+ $this->compileIsTraitable($compiler);
+
+ $this->compileDebugInfo($compiler);
+
+ $this->compileClassFooter($compiler);
+ }
+
+ protected function compileGetParent(Twig_Compiler $compiler)
+ {
+ if (null === $this->getNode('parent')) {
+ return;
+ }
+
+ $compiler
+ ->write("protected function doGetParent(array \$context)\n", "{\n")
+ ->indent()
+ ->write("return ")
+ ;
+
+ if ($this->getNode('parent') instanceof Twig_Node_Expression_Constant) {
+ $compiler->subcompile($this->getNode('parent'));
+ } else {
+ $compiler
+ ->raw("\$this->env->resolveTemplate(")
+ ->subcompile($this->getNode('parent'))
+ ->raw(")")
+ ;
+ }
+
+ $compiler
+ ->raw(";\n")
+ ->outdent()
+ ->write("}\n\n")
+ ;
+ }
+
+ protected function compileDisplayBody(Twig_Compiler $compiler)
+ {
+ $compiler->subcompile($this->getNode('body'));
+
+ if (null !== $this->getNode('parent')) {
+ if ($this->getNode('parent') instanceof Twig_Node_Expression_Constant) {
+ $compiler->write("\$this->parent");
+ } else {
+ $compiler->write("\$this->getParent(\$context)");
+ }
+ $compiler->raw("->display(\$context, array_merge(\$this->blocks, \$blocks));\n");
+ }
+ }
+
+ protected function compileClassHeader(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->write("\n\n")
+ // if the filename contains */, add a blank to avoid a PHP parse error
+ ->write("/* ".str_replace('*/', '* /', $this->getAttribute('filename'))." */\n")
+ ->write('class '.$compiler->getEnvironment()->getTemplateClass($this->getAttribute('filename'), $this->getAttribute('index')))
+ ->raw(sprintf(" extends %s\n", $compiler->getEnvironment()->getBaseTemplateClass()))
+ ->write("{\n")
+ ->indent()
+ ;
+ }
+
+ protected function compileConstructor(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->write("public function __construct(Twig_Environment \$env)\n", "{\n")
+ ->indent()
+ ->write("parent::__construct(\$env);\n\n")
+ ;
+
+ // parent
+ if (null === $this->getNode('parent')) {
+ $compiler->write("\$this->parent = false;\n\n");
+ } elseif ($this->getNode('parent') instanceof Twig_Node_Expression_Constant) {
+ $compiler
+ ->write("\$this->parent = \$this->env->loadTemplate(")
+ ->subcompile($this->getNode('parent'))
+ ->raw(");\n\n")
+ ;
+ }
+
+ $countTraits = count($this->getNode('traits'));
+ if ($countTraits) {
+ // traits
+ foreach ($this->getNode('traits') as $i => $trait) {
+ $this->compileLoadTemplate($compiler, $trait->getNode('template'), sprintf('$_trait_%s', $i));
+
+ $compiler
+ ->addDebugInfo($trait->getNode('template'))
+ ->write(sprintf("if (!\$_trait_%s->isTraitable()) {\n", $i))
+ ->indent()
+ ->write("throw new Twig_Error_Runtime('Template \"'.")
+ ->subcompile($trait->getNode('template'))
+ ->raw(".'\" cannot be used as a trait.');\n")
+ ->outdent()
+ ->write("}\n")
+ ->write(sprintf("\$_trait_%s_blocks = \$_trait_%s->getBlocks();\n\n", $i, $i))
+ ;
+
+ foreach ($trait->getNode('targets') as $key => $value) {
+ $compiler
+ ->write(sprintf("\$_trait_%s_blocks[", $i))
+ ->subcompile($value)
+ ->raw(sprintf("] = \$_trait_%s_blocks[", $i))
+ ->string($key)
+ ->raw(sprintf("]; unset(\$_trait_%s_blocks[", $i))
+ ->string($key)
+ ->raw("]);\n\n")
+ ;
+ }
+ }
+
+ if ($countTraits > 1) {
+ $compiler
+ ->write("\$this->traits = array_merge(\n")
+ ->indent()
+ ;
+
+ for ($i = 0; $i < $countTraits; $i++) {
+ $compiler
+ ->write(sprintf("\$_trait_%s_blocks".($i == $countTraits - 1 ? '' : ',')."\n", $i))
+ ;
+ }
+
+ $compiler
+ ->outdent()
+ ->write(");\n\n")
+ ;
+ } else {
+ $compiler
+ ->write("\$this->traits = \$_trait_0_blocks;\n\n")
+ ;
+ }
+
+ $compiler
+ ->write("\$this->blocks = array_merge(\n")
+ ->indent()
+ ->write("\$this->traits,\n")
+ ->write("array(\n")
+ ;
+ } else {
+ $compiler
+ ->write("\$this->blocks = array(\n")
+ ;
+ }
+
+ // blocks
+ $compiler
+ ->indent()
+ ;
+
+ foreach ($this->getNode('blocks') as $name => $node) {
+ $compiler
+ ->write(sprintf("'%s' => array(\$this, 'block_%s'),\n", $name, $name))
+ ;
+ }
+
+ if ($countTraits) {
+ $compiler
+ ->outdent()
+ ->write(")\n")
+ ;
+ }
+
+ $compiler
+ ->outdent()
+ ->write(");\n")
+ ->outdent()
+ ->write("}\n\n");
+ ;
+ }
+
+ protected function compileDisplayHeader(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->write("protected function doDisplay(array \$context, array \$blocks = array())\n", "{\n")
+ ->indent()
+ ;
+ }
+
+ protected function compileDisplayFooter(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->outdent()
+ ->write("}\n\n")
+ ;
+ }
+
+ protected function compileClassFooter(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->outdent()
+ ->write("}\n")
+ ;
+ }
+
+ protected function compileMacros(Twig_Compiler $compiler)
+ {
+ $compiler->subcompile($this->getNode('macros'));
+ }
+
+ protected function compileGetTemplateName(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->write("public function getTemplateName()\n", "{\n")
+ ->indent()
+ ->write('return ')
+ ->repr($this->getAttribute('filename'))
+ ->raw(";\n")
+ ->outdent()
+ ->write("}\n\n")
+ ;
+ }
+
+ protected function compileIsTraitable(Twig_Compiler $compiler)
+ {
+ // A template can be used as a trait if:
+ // * it has no parent
+ // * it has no macros
+ // * it has no body
+ //
+ // Put another way, a template can be used as a trait if it
+ // only contains blocks and use statements.
+ $traitable = null === $this->getNode('parent') && 0 === count($this->getNode('macros'));
+ if ($traitable) {
+ if ($this->getNode('body') instanceof Twig_Node_Body) {
+ $nodes = $this->getNode('body')->getNode(0);
+ } else {
+ $nodes = $this->getNode('body');
+ }
+
+ if (!count($nodes)) {
+ $nodes = new Twig_Node(array($nodes));
+ }
+
+ foreach ($nodes as $node) {
+ if (!count($node)) {
+ continue;
+ }
+
+ if ($node instanceof Twig_Node_Text && ctype_space($node->getAttribute('data'))) {
+ continue;
+ }
+
+ if ($node instanceof Twig_Node_BlockReference) {
+ continue;
+ }
+
+ $traitable = false;
+ break;
+ }
+ }
+
+ if ($traitable) {
+ return;
+ }
+
+ $compiler
+ ->write("public function isTraitable()\n", "{\n")
+ ->indent()
+ ->write(sprintf("return %s;\n", $traitable ? 'true' : 'false'))
+ ->outdent()
+ ->write("}\n\n")
+ ;
+ }
+
+ protected function compileDebugInfo(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->write("public function getDebugInfo()\n", "{\n")
+ ->indent()
+ ->write(sprintf("return %s;\n", str_replace("\n", '', var_export(array_reverse($compiler->getDebugInfo(), true), true))))
+ ->outdent()
+ ->write("}\n")
+ ;
+ }
+
+ protected function compileLoadTemplate(Twig_Compiler $compiler, $node, $var)
+ {
+ if ($node instanceof Twig_Node_Expression_Constant) {
+ $compiler
+ ->write(sprintf("%s = \$this->env->loadTemplate(", $var))
+ ->subcompile($node)
+ ->raw(");\n")
+ ;
+ } else {
+ $compiler
+ ->write(sprintf("%s = ", $var))
+ ->subcompile($node)
+ ->raw(";\n")
+ ->write(sprintf("if (!%s", $var))
+ ->raw(" instanceof Twig_Template) {\n")
+ ->indent()
+ ->write(sprintf("%s = \$this->env->loadTemplate(%s);\n", $var, $var))
+ ->outdent()
+ ->write("}\n")
+ ;
+ }
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a node that outputs an expression.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Print extends Twig_Node implements Twig_NodeOutputInterface
+{
+ public function __construct(Twig_Node_Expression $expr, $lineno, $tag = null)
+ {
+ parent::__construct(array('expr' => $expr), array(), $lineno, $tag);
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->addDebugInfo($this)
+ ->write('echo ')
+ ->subcompile($this->getNode('expr'))
+ ->raw(";\n")
+ ;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a sandbox node.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Sandbox extends Twig_Node
+{
+ public function __construct(Twig_NodeInterface $body, $lineno, $tag = null)
+ {
+ parent::__construct(array('body' => $body), array(), $lineno, $tag);
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->addDebugInfo($this)
+ ->write("\$sandbox = \$this->env->getExtension('sandbox');\n")
+ ->write("if (!\$alreadySandboxed = \$sandbox->isSandboxed()) {\n")
+ ->indent()
+ ->write("\$sandbox->enableSandbox();\n")
+ ->outdent()
+ ->write("}\n")
+ ->subcompile($this->getNode('body'))
+ ->write("if (!\$alreadySandboxed) {\n")
+ ->indent()
+ ->write("\$sandbox->disableSandbox();\n")
+ ->outdent()
+ ->write("}\n")
+ ;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a module node.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_SandboxedModule extends Twig_Node_Module
+{
+ protected $usedFilters;
+ protected $usedTags;
+ protected $usedFunctions;
+
+ public function __construct(Twig_Node_Module $node, array $usedFilters, array $usedTags, array $usedFunctions)
+ {
+ parent::__construct($node->getNode('body'), $node->getNode('parent'), $node->getNode('blocks'), $node->getNode('macros'), $node->getNode('traits'), $node->getAttribute('embedded_templates'), $node->getAttribute('filename'), $node->getLine(), $node->getNodeTag());
+
+ $this->setAttribute('index', $node->getAttribute('index'));
+
+ $this->usedFilters = $usedFilters;
+ $this->usedTags = $usedTags;
+ $this->usedFunctions = $usedFunctions;
+ }
+
+ protected function compileDisplayBody(Twig_Compiler $compiler)
+ {
+ $compiler->write("\$this->checkSecurity();\n");
+
+ parent::compileDisplayBody($compiler);
+ }
+
+ protected function compileDisplayFooter(Twig_Compiler $compiler)
+ {
+ parent::compileDisplayFooter($compiler);
+
+ $compiler
+ ->write("protected function checkSecurity()\n", "{\n")
+ ->indent()
+ ->write("\$this->env->getExtension('sandbox')->checkSecurity(\n")
+ ->indent()
+ ->write(!$this->usedTags ? "array(),\n" : "array('".implode('\', \'', $this->usedTags)."'),\n")
+ ->write(!$this->usedFilters ? "array(),\n" : "array('".implode('\', \'', $this->usedFilters)."'),\n")
+ ->write(!$this->usedFunctions ? "array()\n" : "array('".implode('\', \'', $this->usedFunctions)."')\n")
+ ->outdent()
+ ->write(");\n")
+ ->outdent()
+ ->write("}\n\n")
+ ;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Twig_Node_SandboxedPrint adds a check for the __toString() method
+ * when the variable is an object and the sandbox is activated.
+ *
+ * When there is a simple Print statement, like {{ article }},
+ * and if the sandbox is enabled, we need to check that the __toString()
+ * method is allowed if 'article' is an object.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_SandboxedPrint extends Twig_Node_Print
+{
+ public function __construct(Twig_Node_Expression $expr, $lineno, $tag = null)
+ {
+ parent::__construct($expr, $lineno, $tag);
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->addDebugInfo($this)
+ ->write('echo $this->env->getExtension(\'sandbox\')->ensureToStringAllowed(')
+ ->subcompile($this->getNode('expr'))
+ ->raw(");\n")
+ ;
+ }
+
+ /**
+ * Removes node filters.
+ *
+ * This is mostly needed when another visitor adds filters (like the escaper one).
+ *
+ * @param Twig_Node $node A Node
+ */
+ protected function removeNodeFilter($node)
+ {
+ if ($node instanceof Twig_Node_Expression_Filter) {
+ return $this->removeNodeFilter($node->getNode('node'));
+ }
+
+ return $node;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a set node.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Set extends Twig_Node
+{
+ public function __construct($capture, Twig_NodeInterface $names, Twig_NodeInterface $values, $lineno, $tag = null)
+ {
+ parent::__construct(array('names' => $names, 'values' => $values), array('capture' => $capture, 'safe' => false), $lineno, $tag);
+
+ /*
+ * Optimizes the node when capture is used for a large block of text.
+ *
+ * {% set foo %}foo{% endset %} is compiled to $context['foo'] = new Twig_Markup("foo");
+ */
+ if ($this->getAttribute('capture')) {
+ $this->setAttribute('safe', true);
+
+ $values = $this->getNode('values');
+ if ($values instanceof Twig_Node_Text) {
+ $this->setNode('values', new Twig_Node_Expression_Constant($values->getAttribute('data'), $values->getLine()));
+ $this->setAttribute('capture', false);
+ }
+ }
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler->addDebugInfo($this);
+
+ if (count($this->getNode('names')) > 1) {
+ $compiler->write('list(');
+ foreach ($this->getNode('names') as $idx => $node) {
+ if ($idx) {
+ $compiler->raw(', ');
+ }
+
+ $compiler->subcompile($node);
+ }
+ $compiler->raw(')');
+ } else {
+ if ($this->getAttribute('capture')) {
+ $compiler
+ ->write("ob_start();\n")
+ ->subcompile($this->getNode('values'))
+ ;
+ }
+
+ $compiler->subcompile($this->getNode('names'), false);
+
+ if ($this->getAttribute('capture')) {
+ $compiler->raw(" = ('' === \$tmp = ob_get_clean()) ? '' : new Twig_Markup(\$tmp, \$this->env->getCharset())");
+ }
+ }
+
+ if (!$this->getAttribute('capture')) {
+ $compiler->raw(' = ');
+
+ if (count($this->getNode('names')) > 1) {
+ $compiler->write('array(');
+ foreach ($this->getNode('values') as $idx => $value) {
+ if ($idx) {
+ $compiler->raw(', ');
+ }
+
+ $compiler->subcompile($value);
+ }
+ $compiler->raw(')');
+ } else {
+ if ($this->getAttribute('safe')) {
+ $compiler
+ ->raw("('' === \$tmp = ")
+ ->subcompile($this->getNode('values'))
+ ->raw(") ? '' : new Twig_Markup(\$tmp, \$this->env->getCharset())")
+ ;
+ } else {
+ $compiler->subcompile($this->getNode('values'));
+ }
+ }
+ }
+
+ $compiler->raw(";\n");
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2011 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+class Twig_Node_SetTemp extends Twig_Node
+{
+ public function __construct($name, $lineno)
+ {
+ parent::__construct(array(), array('name' => $name), $lineno);
+ }
+
+ public function compile(Twig_Compiler $compiler)
+ {
+ $name = $this->getAttribute('name');
+ $compiler
+ ->addDebugInfo($this)
+ ->write('if (isset($context[')
+ ->string($name)
+ ->raw('])) { $_')
+ ->raw($name)
+ ->raw('_ = $context[')
+ ->repr($name)
+ ->raw(']; } else { $_')
+ ->raw($name)
+ ->raw("_ = null; }\n")
+ ;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a spaceless node.
+ *
+ * It removes spaces between HTML tags.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Spaceless extends Twig_Node
+{
+ public function __construct(Twig_NodeInterface $body, $lineno, $tag = 'spaceless')
+ {
+ parent::__construct(array('body' => $body), array(), $lineno, $tag);
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->addDebugInfo($this)
+ ->write("ob_start();\n")
+ ->subcompile($this->getNode('body'))
+ ->write("echo trim(preg_replace('/>\s+</', '><', ob_get_clean()));\n")
+ ;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a text node.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_Text extends Twig_Node implements Twig_NodeOutputInterface
+{
+ public function __construct($data, $lineno)
+ {
+ parent::__construct(array(), array('data' => $data), $lineno);
+ }
+
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler)
+ {
+ $compiler
+ ->addDebugInfo($this)
+ ->write('echo ')
+ ->string($this->getAttribute('data'))
+ ->raw(";\n")
+ ;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a node in the AST.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+interface Twig_NodeInterface extends Countable, IteratorAggregate
+{
+ /**
+ * Compiles the node to PHP.
+ *
+ * @param Twig_Compiler A Twig_Compiler instance
+ */
+ public function compile(Twig_Compiler $compiler);
+
+ public function getLine();
+
+ public function getNodeTag();
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a displayable node in the AST.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+interface Twig_NodeOutputInterface
+{
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Twig_NodeTraverser is a node traverser.
+ *
+ * It visits all nodes and their children and call the given visitor for each.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_NodeTraverser
+{
+ protected $env;
+ protected $visitors;
+
+ /**
+ * Constructor.
+ *
+ * @param Twig_Environment $env A Twig_Environment instance
+ * @param array $visitors An array of Twig_NodeVisitorInterface instances
+ */
+ public function __construct(Twig_Environment $env, array $visitors = array())
+ {
+ $this->env = $env;
+ $this->visitors = array();
+ foreach ($visitors as $visitor) {
+ $this->addVisitor($visitor);
+ }
+ }
+
+ /**
+ * Adds a visitor.
+ *
+ * @param Twig_NodeVisitorInterface $visitor A Twig_NodeVisitorInterface instance
+ */
+ public function addVisitor(Twig_NodeVisitorInterface $visitor)
+ {
+ if (!isset($this->visitors[$visitor->getPriority()])) {
+ $this->visitors[$visitor->getPriority()] = array();
+ }
+
+ $this->visitors[$visitor->getPriority()][] = $visitor;
+ }
+
+ /**
+ * Traverses a node and calls the registered visitors.
+ *
+ * @param Twig_NodeInterface $node A Twig_NodeInterface instance
+ */
+ public function traverse(Twig_NodeInterface $node)
+ {
+ ksort($this->visitors);
+ foreach ($this->visitors as $visitors) {
+ foreach ($visitors as $visitor) {
+ $node = $this->traverseForVisitor($visitor, $node);
+ }
+ }
+
+ return $node;
+ }
+
+ protected function traverseForVisitor(Twig_NodeVisitorInterface $visitor, Twig_NodeInterface $node = null)
+ {
+ if (null === $node) {
+ return null;
+ }
+
+ $node = $visitor->enterNode($node, $this->env);
+
+ foreach ($node as $k => $n) {
+ if (false !== $n = $this->traverseForVisitor($visitor, $n)) {
+ $node->setNode($k, $n);
+ } else {
+ $node->removeNode($k);
+ }
+ }
+
+ return $visitor->leaveNode($node, $this->env);
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Twig_NodeVisitor_Escaper implements output escaping.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_NodeVisitor_Escaper implements Twig_NodeVisitorInterface
+{
+ protected $statusStack = array();
+ protected $blocks = array();
+ protected $safeAnalysis;
+ protected $traverser;
+ protected $defaultStrategy = false;
+ protected $safeVars = array();
+
+ public function __construct()
+ {
+ $this->safeAnalysis = new Twig_NodeVisitor_SafeAnalysis();
+ }
+
+ /**
+ * Called before child nodes are visited.
+ *
+ * @param Twig_NodeInterface $node The node to visit
+ * @param Twig_Environment $env The Twig environment instance
+ *
+ * @return Twig_NodeInterface The modified node
+ */
+ public function enterNode(Twig_NodeInterface $node, Twig_Environment $env)
+ {
+ if ($node instanceof Twig_Node_Module) {
+ if ($env->hasExtension('escaper') && $defaultStrategy = $env->getExtension('escaper')->getDefaultStrategy($node->getAttribute('filename'))) {
+ $this->defaultStrategy = $defaultStrategy;
+ }
+ $this->safeVars = array();
+ } elseif ($node instanceof Twig_Node_AutoEscape) {
+ $this->statusStack[] = $node->getAttribute('value');
+ } elseif ($node instanceof Twig_Node_Block) {
+ $this->statusStack[] = isset($this->blocks[$node->getAttribute('name')]) ? $this->blocks[$node->getAttribute('name')] : $this->needEscaping($env);
+ } elseif ($node instanceof Twig_Node_Import) {
+ $this->safeVars[] = $node->getNode('var')->getAttribute('name');
+ }
+
+ return $node;
+ }
+
+ /**
+ * Called after child nodes are visited.
+ *
+ * @param Twig_NodeInterface $node The node to visit
+ * @param Twig_Environment $env The Twig environment instance
+ *
+ * @return Twig_NodeInterface The modified node
+ */
+ public function leaveNode(Twig_NodeInterface $node, Twig_Environment $env)
+ {
+ if ($node instanceof Twig_Node_Module) {
+ $this->defaultStrategy = false;
+ $this->safeVars = array();
+ } elseif ($node instanceof Twig_Node_Expression_Filter) {
+ return $this->preEscapeFilterNode($node, $env);
+ } elseif ($node instanceof Twig_Node_Print) {
+ return $this->escapePrintNode($node, $env, $this->needEscaping($env));
+ }
+
+ if ($node instanceof Twig_Node_AutoEscape || $node instanceof Twig_Node_Block) {
+ array_pop($this->statusStack);
+ } elseif ($node instanceof Twig_Node_BlockReference) {
+ $this->blocks[$node->getAttribute('name')] = $this->needEscaping($env);
+ }
+
+ return $node;
+ }
+
+ protected function escapePrintNode(Twig_Node_Print $node, Twig_Environment $env, $type)
+ {
+ if (false === $type) {
+ return $node;
+ }
+
+ $expression = $node->getNode('expr');
+
+ if ($this->isSafeFor($type, $expression, $env)) {
+ return $node;
+ }
+
+ $class = get_class($node);
+
+ return new $class(
+ $this->getEscaperFilter($type, $expression),
+ $node->getLine()
+ );
+ }
+
+ protected function preEscapeFilterNode(Twig_Node_Expression_Filter $filter, Twig_Environment $env)
+ {
+ $name = $filter->getNode('filter')->getAttribute('value');
+
+ $type = $env->getFilter($name)->getPreEscape();
+ if (null === $type) {
+ return $filter;
+ }
+
+ $node = $filter->getNode('node');
+ if ($this->isSafeFor($type, $node, $env)) {
+ return $filter;
+ }
+
+ $filter->setNode('node', $this->getEscaperFilter($type, $node));
+
+ return $filter;
+ }
+
+ protected function isSafeFor($type, Twig_NodeInterface $expression, $env)
+ {
+ $safe = $this->safeAnalysis->getSafe($expression);
+
+ if (null === $safe) {
+ if (null === $this->traverser) {
+ $this->traverser = new Twig_NodeTraverser($env, array($this->safeAnalysis));
+ }
+
+ $this->safeAnalysis->setSafeVars($this->safeVars);
+
+ $this->traverser->traverse($expression);
+ $safe = $this->safeAnalysis->getSafe($expression);
+ }
+
+ return in_array($type, $safe) || in_array('all', $safe);
+ }
+
+ protected function needEscaping(Twig_Environment $env)
+ {
+ if (count($this->statusStack)) {
+ return $this->statusStack[count($this->statusStack) - 1];
+ }
+
+ return $this->defaultStrategy ? $this->defaultStrategy : false;
+ }
+
+ protected function getEscaperFilter($type, Twig_NodeInterface $node)
+ {
+ $line = $node->getLine();
+ $name = new Twig_Node_Expression_Constant('escape', $line);
+ $args = new Twig_Node(array(new Twig_Node_Expression_Constant((string) $type, $line), new Twig_Node_Expression_Constant(null, $line), new Twig_Node_Expression_Constant(true, $line)));
+
+ return new Twig_Node_Expression_Filter($node, $name, $args, $line);
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getPriority()
+ {
+ return 0;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Twig_NodeVisitor_Optimizer tries to optimizes the AST.
+ *
+ * This visitor is always the last registered one.
+ *
+ * You can configure which optimizations you want to activate via the
+ * optimizer mode.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_NodeVisitor_Optimizer implements Twig_NodeVisitorInterface
+{
+ const OPTIMIZE_ALL = -1;
+ const OPTIMIZE_NONE = 0;
+ const OPTIMIZE_FOR = 2;
+ const OPTIMIZE_RAW_FILTER = 4;
+ const OPTIMIZE_VAR_ACCESS = 8;
+
+ protected $loops = array();
+ protected $optimizers;
+ protected $prependedNodes = array();
+ protected $inABody = false;
+
+ /**
+ * Constructor.
+ *
+ * @param integer $optimizers The optimizer mode
+ */
+ public function __construct($optimizers = -1)
+ {
+ if (!is_int($optimizers) || $optimizers > 2) {
+ throw new InvalidArgumentException(sprintf('Optimizer mode "%s" is not valid.', $optimizers));
+ }
+
+ $this->optimizers = $optimizers;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function enterNode(Twig_NodeInterface $node, Twig_Environment $env)
+ {
+ if (self::OPTIMIZE_FOR === (self::OPTIMIZE_FOR & $this->optimizers)) {
+ $this->enterOptimizeFor($node, $env);
+ }
+
+ if (!version_compare(phpversion(), '5.4.0RC1', '>=') && self::OPTIMIZE_VAR_ACCESS === (self::OPTIMIZE_VAR_ACCESS & $this->optimizers) && !$env->isStrictVariables() && !$env->hasExtension('sandbox')) {
+ if ($this->inABody) {
+ if (!$node instanceof Twig_Node_Expression) {
+ if (get_class($node) !== 'Twig_Node') {
+ array_unshift($this->prependedNodes, array());
+ }
+ } else {
+ $node = $this->optimizeVariables($node, $env);
+ }
+ } elseif ($node instanceof Twig_Node_Body) {
+ $this->inABody = true;
+ }
+ }
+
+ return $node;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function leaveNode(Twig_NodeInterface $node, Twig_Environment $env)
+ {
+ $expression = $node instanceof Twig_Node_Expression;
+
+ if (self::OPTIMIZE_FOR === (self::OPTIMIZE_FOR & $this->optimizers)) {
+ $this->leaveOptimizeFor($node, $env);
+ }
+
+ if (self::OPTIMIZE_RAW_FILTER === (self::OPTIMIZE_RAW_FILTER & $this->optimizers)) {
+ $node = $this->optimizeRawFilter($node, $env);
+ }
+
+ $node = $this->optimizePrintNode($node, $env);
+
+ if (self::OPTIMIZE_VAR_ACCESS === (self::OPTIMIZE_VAR_ACCESS & $this->optimizers) && !$env->isStrictVariables() && !$env->hasExtension('sandbox')) {
+ if ($node instanceof Twig_Node_Body) {
+ $this->inABody = false;
+ } elseif ($this->inABody) {
+ if (!$expression && get_class($node) !== 'Twig_Node' && $prependedNodes = array_shift($this->prependedNodes)) {
+ $nodes = array();
+ foreach (array_unique($prependedNodes) as $name) {
+ $nodes[] = new Twig_Node_SetTemp($name, $node->getLine());
+ }
+
+ $nodes[] = $node;
+ $node = new Twig_Node($nodes);
+ }
+ }
+ }
+
+ return $node;
+ }
+
+ protected function optimizeVariables($node, $env)
+ {
+ if ('Twig_Node_Expression_Name' === get_class($node) && $node->isSimple()) {
+ $this->prependedNodes[0][] = $node->getAttribute('name');
+
+ return new Twig_Node_Expression_TempName($node->getAttribute('name'), $node->getLine());
+ }
+
+ return $node;
+ }
+
+ /**
+ * Optimizes print nodes.
+ *
+ * It replaces:
+ *
+ * * "echo $this->render(Parent)Block()" with "$this->display(Parent)Block()"
+ *
+ * @param Twig_NodeInterface $node A Node
+ * @param Twig_Environment $env The current Twig environment
+ */
+ protected function optimizePrintNode($node, $env)
+ {
+ if (!$node instanceof Twig_Node_Print) {
+ return $node;
+ }
+
+ if (
+ $node->getNode('expr') instanceof Twig_Node_Expression_BlockReference ||
+ $node->getNode('expr') instanceof Twig_Node_Expression_Parent
+ ) {
+ $node->getNode('expr')->setAttribute('output', true);
+
+ return $node->getNode('expr');
+ }
+
+ return $node;
+ }
+
+ /**
+ * Removes "raw" filters.
+ *
+ * @param Twig_NodeInterface $node A Node
+ * @param Twig_Environment $env The current Twig environment
+ */
+ protected function optimizeRawFilter($node, $env)
+ {
+ if ($node instanceof Twig_Node_Expression_Filter && 'raw' == $node->getNode('filter')->getAttribute('value')) {
+ return $node->getNode('node');
+ }
+
+ return $node;
+ }
+
+ /**
+ * Optimizes "for" tag by removing the "loop" variable creation whenever possible.
+ *
+ * @param Twig_NodeInterface $node A Node
+ * @param Twig_Environment $env The current Twig environment
+ */
+ protected function enterOptimizeFor($node, $env)
+ {
+ if ($node instanceof Twig_Node_For) {
+ // disable the loop variable by default
+ $node->setAttribute('with_loop', false);
+ array_unshift($this->loops, $node);
+ } elseif (!$this->loops) {
+ // we are outside a loop
+ return;
+ }
+
+ // when do we need to add the loop variable back?
+
+ // the loop variable is referenced for the current loop
+ elseif ($node instanceof Twig_Node_Expression_Name && 'loop' === $node->getAttribute('name')) {
+ $this->addLoopToCurrent();
+ }
+
+ // block reference
+ elseif ($node instanceof Twig_Node_BlockReference || $node instanceof Twig_Node_Expression_BlockReference) {
+ $this->addLoopToCurrent();
+ }
+
+ // include without the only attribute
+ elseif ($node instanceof Twig_Node_Include && !$node->getAttribute('only')) {
+ $this->addLoopToAll();
+ }
+
+ // the loop variable is referenced via an attribute
+ elseif ($node instanceof Twig_Node_Expression_GetAttr
+ && (!$node->getNode('attribute') instanceof Twig_Node_Expression_Constant
+ || 'parent' === $node->getNode('attribute')->getAttribute('value')
+ )
+ && (true === $this->loops[0]->getAttribute('with_loop')
+ || ($node->getNode('node') instanceof Twig_Node_Expression_Name
+ && 'loop' === $node->getNode('node')->getAttribute('name')
+ )
+ )
+ ) {
+ $this->addLoopToAll();
+ }
+ }
+
+ /**
+ * Optimizes "for" tag by removing the "loop" variable creation whenever possible.
+ *
+ * @param Twig_NodeInterface $node A Node
+ * @param Twig_Environment $env The current Twig environment
+ */
+ protected function leaveOptimizeFor($node, $env)
+ {
+ if ($node instanceof Twig_Node_For) {
+ array_shift($this->loops);
+ }
+ }
+
+ protected function addLoopToCurrent()
+ {
+ $this->loops[0]->setAttribute('with_loop', true);
+ }
+
+ protected function addLoopToAll()
+ {
+ foreach ($this->loops as $loop) {
+ $loop->setAttribute('with_loop', true);
+ }
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getPriority()
+ {
+ return 255;
+ }
+}
--- /dev/null
+<?php
+
+class Twig_NodeVisitor_SafeAnalysis implements Twig_NodeVisitorInterface
+{
+ protected $data = array();
+ protected $safeVars = array();
+
+ public function setSafeVars($safeVars)
+ {
+ $this->safeVars = $safeVars;
+ }
+
+ public function getSafe(Twig_NodeInterface $node)
+ {
+ $hash = spl_object_hash($node);
+ if (isset($this->data[$hash])) {
+ foreach ($this->data[$hash] as $bucket) {
+ if ($bucket['key'] === $node) {
+ return $bucket['value'];
+ }
+ }
+ }
+ }
+
+ protected function setSafe(Twig_NodeInterface $node, array $safe)
+ {
+ $hash = spl_object_hash($node);
+ if (isset($this->data[$hash])) {
+ foreach ($this->data[$hash] as &$bucket) {
+ if ($bucket['key'] === $node) {
+ $bucket['value'] = $safe;
+
+ return;
+ }
+ }
+ }
+ $this->data[$hash][] = array(
+ 'key' => $node,
+ 'value' => $safe,
+ );
+ }
+
+ public function enterNode(Twig_NodeInterface $node, Twig_Environment $env)
+ {
+ return $node;
+ }
+
+ public function leaveNode(Twig_NodeInterface $node, Twig_Environment $env)
+ {
+ if ($node instanceof Twig_Node_Expression_Constant) {
+ // constants are marked safe for all
+ $this->setSafe($node, array('all'));
+ } elseif ($node instanceof Twig_Node_Expression_BlockReference) {
+ // blocks are safe by definition
+ $this->setSafe($node, array('all'));
+ } elseif ($node instanceof Twig_Node_Expression_Parent) {
+ // parent block is safe by definition
+ $this->setSafe($node, array('all'));
+ } elseif ($node instanceof Twig_Node_Expression_Conditional) {
+ // intersect safeness of both operands
+ $safe = $this->intersectSafe($this->getSafe($node->getNode('expr2')), $this->getSafe($node->getNode('expr3')));
+ $this->setSafe($node, $safe);
+ } elseif ($node instanceof Twig_Node_Expression_Filter) {
+ // filter expression is safe when the filter is safe
+ $name = $node->getNode('filter')->getAttribute('value');
+ $args = $node->getNode('arguments');
+ if (false !== $filter = $env->getFilter($name)) {
+ $safe = $filter->getSafe($args);
+ if (null === $safe) {
+ $safe = $this->intersectSafe($this->getSafe($node->getNode('node')), $filter->getPreservesSafety());
+ }
+ $this->setSafe($node, $safe);
+ } else {
+ $this->setSafe($node, array());
+ }
+ } elseif ($node instanceof Twig_Node_Expression_Function) {
+ // function expression is safe when the function is safe
+ $name = $node->getAttribute('name');
+ $args = $node->getNode('arguments');
+ $function = $env->getFunction($name);
+ if (false !== $function) {
+ $this->setSafe($node, $function->getSafe($args));
+ } else {
+ $this->setSafe($node, array());
+ }
+ } elseif ($node instanceof Twig_Node_Expression_MethodCall) {
+ if ($node->getAttribute('safe')) {
+ $this->setSafe($node, array('all'));
+ } else {
+ $this->setSafe($node, array());
+ }
+ } elseif ($node instanceof Twig_Node_Expression_GetAttr && $node->getNode('node') instanceof Twig_Node_Expression_Name) {
+ $name = $node->getNode('node')->getAttribute('name');
+ // attributes on template instances are safe
+ if ('_self' == $name || in_array($name, $this->safeVars)) {
+ $this->setSafe($node, array('all'));
+ } else {
+ $this->setSafe($node, array());
+ }
+ } else {
+ $this->setSafe($node, array());
+ }
+
+ return $node;
+ }
+
+ protected function intersectSafe(array $a = null, array $b = null)
+ {
+ if (null === $a || null === $b) {
+ return array();
+ }
+
+ if (in_array('all', $a)) {
+ return $b;
+ }
+
+ if (in_array('all', $b)) {
+ return $a;
+ }
+
+ return array_intersect($a, $b);
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getPriority()
+ {
+ return 0;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Twig_NodeVisitor_Sandbox implements sandboxing.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_NodeVisitor_Sandbox implements Twig_NodeVisitorInterface
+{
+ protected $inAModule = false;
+ protected $tags;
+ protected $filters;
+ protected $functions;
+
+ /**
+ * Called before child nodes are visited.
+ *
+ * @param Twig_NodeInterface $node The node to visit
+ * @param Twig_Environment $env The Twig environment instance
+ *
+ * @return Twig_NodeInterface The modified node
+ */
+ public function enterNode(Twig_NodeInterface $node, Twig_Environment $env)
+ {
+ if ($node instanceof Twig_Node_Module) {
+ $this->inAModule = true;
+ $this->tags = array();
+ $this->filters = array();
+ $this->functions = array();
+
+ return $node;
+ } elseif ($this->inAModule) {
+ // look for tags
+ if ($node->getNodeTag()) {
+ $this->tags[] = $node->getNodeTag();
+ }
+
+ // look for filters
+ if ($node instanceof Twig_Node_Expression_Filter) {
+ $this->filters[] = $node->getNode('filter')->getAttribute('value');
+ }
+
+ // look for functions
+ if ($node instanceof Twig_Node_Expression_Function) {
+ $this->functions[] = $node->getAttribute('name');
+ }
+
+ // wrap print to check __toString() calls
+ if ($node instanceof Twig_Node_Print) {
+ return new Twig_Node_SandboxedPrint($node->getNode('expr'), $node->getLine(), $node->getNodeTag());
+ }
+ }
+
+ return $node;
+ }
+
+ /**
+ * Called after child nodes are visited.
+ *
+ * @param Twig_NodeInterface $node The node to visit
+ * @param Twig_Environment $env The Twig environment instance
+ *
+ * @return Twig_NodeInterface The modified node
+ */
+ public function leaveNode(Twig_NodeInterface $node, Twig_Environment $env)
+ {
+ if ($node instanceof Twig_Node_Module) {
+ $this->inAModule = false;
+
+ return new Twig_Node_SandboxedModule($node, array_unique($this->filters), array_unique($this->tags), array_unique($this->functions));
+ }
+
+ return $node;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getPriority()
+ {
+ return 0;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Twig_NodeVisitorInterface is the interface the all node visitor classes must implement.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+interface Twig_NodeVisitorInterface
+{
+ /**
+ * Called before child nodes are visited.
+ *
+ * @param Twig_NodeInterface $node The node to visit
+ * @param Twig_Environment $env The Twig environment instance
+ *
+ * @return Twig_NodeInterface The modified node
+ */
+ public function enterNode(Twig_NodeInterface $node, Twig_Environment $env);
+
+ /**
+ * Called after child nodes are visited.
+ *
+ * @param Twig_NodeInterface $node The node to visit
+ * @param Twig_Environment $env The Twig environment instance
+ *
+ * @return Twig_NodeInterface|false The modified node or false if the node must be removed
+ */
+ public function leaveNode(Twig_NodeInterface $node, Twig_Environment $env);
+
+ /**
+ * Returns the priority for this visitor.
+ *
+ * Priority should be between -10 and 10 (0 is the default).
+ *
+ * @return integer The priority level
+ */
+ public function getPriority();
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Default parser implementation.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Parser implements Twig_ParserInterface
+{
+ protected $stack = array();
+ protected $stream;
+ protected $parent;
+ protected $handlers;
+ protected $visitors;
+ protected $expressionParser;
+ protected $blocks;
+ protected $blockStack;
+ protected $macros;
+ protected $env;
+ protected $reservedMacroNames;
+ protected $importedSymbols;
+ protected $traits;
+ protected $embeddedTemplates = array();
+
+ /**
+ * Constructor.
+ *
+ * @param Twig_Environment $env A Twig_Environment instance
+ */
+ public function __construct(Twig_Environment $env)
+ {
+ $this->env = $env;
+ }
+
+ public function getEnvironment()
+ {
+ return $this->env;
+ }
+
+ public function getVarName()
+ {
+ return sprintf('__internal_%s', hash('sha1', uniqid(mt_rand(), true), false));
+ }
+
+ public function getFilename()
+ {
+ return $this->stream->getFilename();
+ }
+
+ /**
+ * Converts a token stream to a node tree.
+ *
+ * @param Twig_TokenStream $stream A token stream instance
+ *
+ * @return Twig_Node_Module A node tree
+ */
+ public function parse(Twig_TokenStream $stream, $test = null, $dropNeedle = false)
+ {
+ // push all variables into the stack to keep the current state of the parser
+ $vars = get_object_vars($this);
+ unset($vars['stack'], $vars['env'], $vars['handlers'], $vars['visitors'], $vars['expressionParser']);
+ $this->stack[] = $vars;
+
+ // tag handlers
+ if (null === $this->handlers) {
+ $this->handlers = $this->env->getTokenParsers();
+ $this->handlers->setParser($this);
+ }
+
+ // node visitors
+ if (null === $this->visitors) {
+ $this->visitors = $this->env->getNodeVisitors();
+ }
+
+ if (null === $this->expressionParser) {
+ $this->expressionParser = new Twig_ExpressionParser($this, $this->env->getUnaryOperators(), $this->env->getBinaryOperators());
+ }
+
+ $this->stream = $stream;
+ $this->parent = null;
+ $this->blocks = array();
+ $this->macros = array();
+ $this->traits = array();
+ $this->blockStack = array();
+ $this->importedSymbols = array(array());
+ $this->embeddedTemplates = array();
+
+ try {
+ $body = $this->subparse($test, $dropNeedle);
+
+ if (null !== $this->parent) {
+ if (null === $body = $this->filterBodyNodes($body)) {
+ $body = new Twig_Node();
+ }
+ }
+ } catch (Twig_Error_Syntax $e) {
+ if (!$e->getTemplateFile()) {
+ $e->setTemplateFile($this->getFilename());
+ }
+
+ if (!$e->getTemplateLine()) {
+ $e->setTemplateLine($this->stream->getCurrent()->getLine());
+ }
+
+ throw $e;
+ }
+
+ $node = new Twig_Node_Module(new Twig_Node_Body(array($body)), $this->parent, new Twig_Node($this->blocks), new Twig_Node($this->macros), new Twig_Node($this->traits), $this->embeddedTemplates, $this->getFilename());
+
+ $traverser = new Twig_NodeTraverser($this->env, $this->visitors);
+
+ $node = $traverser->traverse($node);
+
+ // restore previous stack so previous parse() call can resume working
+ foreach (array_pop($this->stack) as $key => $val) {
+ $this->$key = $val;
+ }
+
+ return $node;
+ }
+
+ public function subparse($test, $dropNeedle = false)
+ {
+ $lineno = $this->getCurrentToken()->getLine();
+ $rv = array();
+ while (!$this->stream->isEOF()) {
+ switch ($this->getCurrentToken()->getType()) {
+ case Twig_Token::TEXT_TYPE:
+ $token = $this->stream->next();
+ $rv[] = new Twig_Node_Text($token->getValue(), $token->getLine());
+ break;
+
+ case Twig_Token::VAR_START_TYPE:
+ $token = $this->stream->next();
+ $expr = $this->expressionParser->parseExpression();
+ $this->stream->expect(Twig_Token::VAR_END_TYPE);
+ $rv[] = new Twig_Node_Print($expr, $token->getLine());
+ break;
+
+ case Twig_Token::BLOCK_START_TYPE:
+ $this->stream->next();
+ $token = $this->getCurrentToken();
+
+ if ($token->getType() !== Twig_Token::NAME_TYPE) {
+ throw new Twig_Error_Syntax('A block must start with a tag name', $token->getLine(), $this->getFilename());
+ }
+
+ if (null !== $test && call_user_func($test, $token)) {
+ if ($dropNeedle) {
+ $this->stream->next();
+ }
+
+ if (1 === count($rv)) {
+ return $rv[0];
+ }
+
+ return new Twig_Node($rv, array(), $lineno);
+ }
+
+ $subparser = $this->handlers->getTokenParser($token->getValue());
+ if (null === $subparser) {
+ if (null !== $test) {
+ $error = sprintf('Unexpected tag name "%s"', $token->getValue());
+ if (is_array($test) && isset($test[0]) && $test[0] instanceof Twig_TokenParserInterface) {
+ $error .= sprintf(' (expecting closing tag for the "%s" tag defined near line %s)', $test[0]->getTag(), $lineno);
+ }
+
+ throw new Twig_Error_Syntax($error, $token->getLine(), $this->getFilename());
+ }
+
+ $message = sprintf('Unknown tag name "%s"', $token->getValue());
+ if ($alternatives = $this->env->computeAlternatives($token->getValue(), array_keys($this->env->getTags()))) {
+ $message = sprintf('%s. Did you mean "%s"', $message, implode('", "', $alternatives));
+ }
+
+ throw new Twig_Error_Syntax($message, $token->getLine(), $this->getFilename());
+ }
+
+ $this->stream->next();
+
+ $node = $subparser->parse($token);
+ if (null !== $node) {
+ $rv[] = $node;
+ }
+ break;
+
+ default:
+ throw new Twig_Error_Syntax('Lexer or parser ended up in unsupported state.', 0, $this->getFilename());
+ }
+ }
+
+ if (1 === count($rv)) {
+ return $rv[0];
+ }
+
+ return new Twig_Node($rv, array(), $lineno);
+ }
+
+ public function addHandler($name, $class)
+ {
+ $this->handlers[$name] = $class;
+ }
+
+ public function addNodeVisitor(Twig_NodeVisitorInterface $visitor)
+ {
+ $this->visitors[] = $visitor;
+ }
+
+ public function getBlockStack()
+ {
+ return $this->blockStack;
+ }
+
+ public function peekBlockStack()
+ {
+ return $this->blockStack[count($this->blockStack) - 1];
+ }
+
+ public function popBlockStack()
+ {
+ array_pop($this->blockStack);
+ }
+
+ public function pushBlockStack($name)
+ {
+ $this->blockStack[] = $name;
+ }
+
+ public function hasBlock($name)
+ {
+ return isset($this->blocks[$name]);
+ }
+
+ public function getBlock($name)
+ {
+ return $this->blocks[$name];
+ }
+
+ public function setBlock($name, $value)
+ {
+ $this->blocks[$name] = new Twig_Node_Body(array($value), array(), $value->getLine());
+ }
+
+ public function hasMacro($name)
+ {
+ return isset($this->macros[$name]);
+ }
+
+ public function setMacro($name, Twig_Node_Macro $node)
+ {
+ if (null === $this->reservedMacroNames) {
+ $this->reservedMacroNames = array();
+ $r = new ReflectionClass($this->env->getBaseTemplateClass());
+ foreach ($r->getMethods() as $method) {
+ $this->reservedMacroNames[] = $method->getName();
+ }
+ }
+
+ if (in_array($name, $this->reservedMacroNames)) {
+ throw new Twig_Error_Syntax(sprintf('"%s" cannot be used as a macro name as it is a reserved keyword', $name), $node->getLine(), $this->getFilename());
+ }
+
+ $this->macros[$name] = $node;
+ }
+
+ public function addTrait($trait)
+ {
+ $this->traits[] = $trait;
+ }
+
+ public function hasTraits()
+ {
+ return count($this->traits) > 0;
+ }
+
+ public function embedTemplate(Twig_Node_Module $template)
+ {
+ $template->setIndex(mt_rand());
+
+ $this->embeddedTemplates[] = $template;
+ }
+
+ public function addImportedSymbol($type, $alias, $name = null, Twig_Node_Expression $node = null)
+ {
+ $this->importedSymbols[0][$type][$alias] = array('name' => $name, 'node' => $node);
+ }
+
+ public function getImportedSymbol($type, $alias)
+ {
+ foreach ($this->importedSymbols as $functions) {
+ if (isset($functions[$type][$alias])) {
+ return $functions[$type][$alias];
+ }
+ }
+ }
+
+ public function isMainScope()
+ {
+ return 1 === count($this->importedSymbols);
+ }
+
+ public function pushLocalScope()
+ {
+ array_unshift($this->importedSymbols, array());
+ }
+
+ public function popLocalScope()
+ {
+ array_shift($this->importedSymbols);
+ }
+
+ /**
+ * Gets the expression parser.
+ *
+ * @return Twig_ExpressionParser The expression parser
+ */
+ public function getExpressionParser()
+ {
+ return $this->expressionParser;
+ }
+
+ public function getParent()
+ {
+ return $this->parent;
+ }
+
+ public function setParent($parent)
+ {
+ $this->parent = $parent;
+ }
+
+ /**
+ * Gets the token stream.
+ *
+ * @return Twig_TokenStream The token stream
+ */
+ public function getStream()
+ {
+ return $this->stream;
+ }
+
+ /**
+ * Gets the current token.
+ *
+ * @return Twig_Token The current token
+ */
+ public function getCurrentToken()
+ {
+ return $this->stream->getCurrent();
+ }
+
+ protected function filterBodyNodes(Twig_NodeInterface $node)
+ {
+ // check that the body does not contain non-empty output nodes
+ if (
+ ($node instanceof Twig_Node_Text && !ctype_space($node->getAttribute('data')))
+ ||
+ (!$node instanceof Twig_Node_Text && !$node instanceof Twig_Node_BlockReference && $node instanceof Twig_NodeOutputInterface)
+ ) {
+ if (false !== strpos((string) $node, chr(0xEF).chr(0xBB).chr(0xBF))) {
+ throw new Twig_Error_Syntax('A template that extends another one cannot have a body but a byte order mark (BOM) has been detected; it must be removed.', $node->getLine(), $this->getFilename());
+ }
+
+ throw new Twig_Error_Syntax('A template that extends another one cannot have a body.', $node->getLine(), $this->getFilename());
+ }
+
+ // bypass "set" nodes as they "capture" the output
+ if ($node instanceof Twig_Node_Set) {
+ return $node;
+ }
+
+ if ($node instanceof Twig_NodeOutputInterface) {
+ return;
+ }
+
+ foreach ($node as $k => $n) {
+ if (null !== $n && null === $n = $this->filterBodyNodes($n)) {
+ $node->removeNode($k);
+ }
+ }
+
+ return $node;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Interface implemented by parser classes.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+interface Twig_ParserInterface
+{
+ /**
+ * Converts a token stream to a node tree.
+ *
+ * @param Twig_TokenStream $stream A token stream instance
+ *
+ * @return Twig_Node_Module A node tree
+ */
+ public function parse(Twig_TokenStream $stream);
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Exception thrown when a security error occurs at runtime.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Sandbox_SecurityError extends Twig_Error
+{
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a security policy which need to be enforced when sandbox mode is enabled.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Sandbox_SecurityPolicy implements Twig_Sandbox_SecurityPolicyInterface
+{
+ protected $allowedTags;
+ protected $allowedFilters;
+ protected $allowedMethods;
+ protected $allowedProperties;
+ protected $allowedFunctions;
+
+ public function __construct(array $allowedTags = array(), array $allowedFilters = array(), array $allowedMethods = array(), array $allowedProperties = array(), array $allowedFunctions = array())
+ {
+ $this->allowedTags = $allowedTags;
+ $this->allowedFilters = $allowedFilters;
+ $this->setAllowedMethods($allowedMethods);
+ $this->allowedProperties = $allowedProperties;
+ $this->allowedFunctions = $allowedFunctions;
+ }
+
+ public function setAllowedTags(array $tags)
+ {
+ $this->allowedTags = $tags;
+ }
+
+ public function setAllowedFilters(array $filters)
+ {
+ $this->allowedFilters = $filters;
+ }
+
+ public function setAllowedMethods(array $methods)
+ {
+ $this->allowedMethods = array();
+ foreach ($methods as $class => $m) {
+ $this->allowedMethods[$class] = array_map('strtolower', is_array($m) ? $m : array($m));
+ }
+ }
+
+ public function setAllowedProperties(array $properties)
+ {
+ $this->allowedProperties = $properties;
+ }
+
+ public function setAllowedFunctions(array $functions)
+ {
+ $this->allowedFunctions = $functions;
+ }
+
+ public function checkSecurity($tags, $filters, $functions)
+ {
+ foreach ($tags as $tag) {
+ if (!in_array($tag, $this->allowedTags)) {
+ throw new Twig_Sandbox_SecurityError(sprintf('Tag "%s" is not allowed.', $tag));
+ }
+ }
+
+ foreach ($filters as $filter) {
+ if (!in_array($filter, $this->allowedFilters)) {
+ throw new Twig_Sandbox_SecurityError(sprintf('Filter "%s" is not allowed.', $filter));
+ }
+ }
+
+ foreach ($functions as $function) {
+ if (!in_array($function, $this->allowedFunctions)) {
+ throw new Twig_Sandbox_SecurityError(sprintf('Function "%s" is not allowed.', $function));
+ }
+ }
+ }
+
+ public function checkMethodAllowed($obj, $method)
+ {
+ if ($obj instanceof Twig_TemplateInterface || $obj instanceof Twig_Markup) {
+ return true;
+ }
+
+ $allowed = false;
+ $method = strtolower($method);
+ foreach ($this->allowedMethods as $class => $methods) {
+ if ($obj instanceof $class) {
+ $allowed = in_array($method, $methods);
+
+ break;
+ }
+ }
+
+ if (!$allowed) {
+ throw new Twig_Sandbox_SecurityError(sprintf('Calling "%s" method on a "%s" object is not allowed.', $method, get_class($obj)));
+ }
+ }
+
+ public function checkPropertyAllowed($obj, $property)
+ {
+ $allowed = false;
+ foreach ($this->allowedProperties as $class => $properties) {
+ if ($obj instanceof $class) {
+ $allowed = in_array($property, is_array($properties) ? $properties : array($properties));
+
+ break;
+ }
+ }
+
+ if (!$allowed) {
+ throw new Twig_Sandbox_SecurityError(sprintf('Calling "%s" property on a "%s" object is not allowed.', $property, get_class($obj)));
+ }
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Interfaces that all security policy classes must implements.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+interface Twig_Sandbox_SecurityPolicyInterface
+{
+ public function checkSecurity($tags, $filters, $functions);
+
+ public function checkMethodAllowed($obj, $method);
+
+ public function checkPropertyAllowed($obj, $method);
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009-2012 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a template filter.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_SimpleFilter
+{
+ protected $name;
+ protected $callable;
+ protected $options;
+ protected $arguments = array();
+
+ public function __construct($name, $callable, array $options = array())
+ {
+ $this->name = $name;
+ $this->callable = $callable;
+ $this->options = array_merge(array(
+ 'needs_environment' => false,
+ 'needs_context' => false,
+ 'is_safe' => null,
+ 'is_safe_callback' => null,
+ 'pre_escape' => null,
+ 'preserves_safety' => null,
+ 'node_class' => 'Twig_Node_Expression_Filter',
+ ), $options);
+ }
+
+ public function getName()
+ {
+ return $this->name;
+ }
+
+ public function getCallable()
+ {
+ return $this->callable;
+ }
+
+ public function getNodeClass()
+ {
+ return $this->options['node_class'];
+ }
+
+ public function setArguments($arguments)
+ {
+ $this->arguments = $arguments;
+ }
+
+ public function getArguments()
+ {
+ return $this->arguments;
+ }
+
+ public function needsEnvironment()
+ {
+ return $this->options['needs_environment'];
+ }
+
+ public function needsContext()
+ {
+ return $this->options['needs_context'];
+ }
+
+ public function getSafe(Twig_Node $filterArgs)
+ {
+ if (null !== $this->options['is_safe']) {
+ return $this->options['is_safe'];
+ }
+
+ if (null !== $this->options['is_safe_callback']) {
+ return call_user_func($this->options['is_safe_callback'], $filterArgs);
+ }
+ }
+
+ public function getPreservesSafety()
+ {
+ return $this->options['preserves_safety'];
+ }
+
+ public function getPreEscape()
+ {
+ return $this->options['pre_escape'];
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010-2012 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a template function.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_SimpleFunction
+{
+ protected $name;
+ protected $callable;
+ protected $options;
+ protected $arguments = array();
+
+ public function __construct($name, $callable, array $options = array())
+ {
+ $this->name = $name;
+ $this->callable = $callable;
+ $this->options = array_merge(array(
+ 'needs_environment' => false,
+ 'needs_context' => false,
+ 'is_safe' => null,
+ 'is_safe_callback' => null,
+ 'node_class' => 'Twig_Node_Expression_Function',
+ ), $options);
+ }
+
+ public function getName()
+ {
+ return $this->name;
+ }
+
+ public function getCallable()
+ {
+ return $this->callable;
+ }
+
+ public function getNodeClass()
+ {
+ return $this->options['node_class'];
+ }
+
+ public function setArguments($arguments)
+ {
+ $this->arguments = $arguments;
+ }
+
+ public function getArguments()
+ {
+ return $this->arguments;
+ }
+
+ public function needsEnvironment()
+ {
+ return $this->options['needs_environment'];
+ }
+
+ public function needsContext()
+ {
+ return $this->options['needs_context'];
+ }
+
+ public function getSafe(Twig_Node $functionArgs)
+ {
+ if (null !== $this->options['is_safe']) {
+ return $this->options['is_safe'];
+ }
+
+ if (null !== $this->options['is_safe_callback']) {
+ return call_user_func($this->options['is_safe_callback'], $functionArgs);
+ }
+
+ return array();
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010-2012 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a template test.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_SimpleTest
+{
+ protected $name;
+ protected $callable;
+ protected $options;
+
+ public function __construct($name, $callable, array $options = array())
+ {
+ $this->name = $name;
+ $this->callable = $callable;
+ $this->options = array_merge(array(
+ 'node_class' => 'Twig_Node_Expression_Test',
+ ), $options);
+ }
+
+ public function getName()
+ {
+ return $this->name;
+ }
+
+ public function getCallable()
+ {
+ return $this->callable;
+ }
+
+ public function getNodeClass()
+ {
+ return $this->options['node_class'];
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Default base class for compiled templates.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+abstract class Twig_Template implements Twig_TemplateInterface
+{
+ protected static $cache = array();
+
+ protected $parent;
+ protected $parents;
+ protected $env;
+ protected $blocks;
+ protected $traits;
+
+ /**
+ * Constructor.
+ *
+ * @param Twig_Environment $env A Twig_Environment instance
+ */
+ public function __construct(Twig_Environment $env)
+ {
+ $this->env = $env;
+ $this->blocks = array();
+ $this->traits = array();
+ }
+
+ /**
+ * Returns the template name.
+ *
+ * @return string The template name
+ */
+ abstract public function getTemplateName();
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getEnvironment()
+ {
+ return $this->env;
+ }
+
+ /**
+ * Returns the parent template.
+ *
+ * This method is for internal use only and should never be called
+ * directly.
+ *
+ * @return Twig_TemplateInterface|false The parent template or false if there is no parent
+ */
+ public function getParent(array $context)
+ {
+ if (null !== $this->parent) {
+ return $this->parent;
+ }
+
+ $parent = $this->doGetParent($context);
+ if (false === $parent) {
+ return false;
+ } elseif ($parent instanceof Twig_Template) {
+ $name = $parent->getTemplateName();
+ $this->parents[$name] = $parent;
+ $parent = $name;
+ } elseif (!isset($this->parents[$parent])) {
+ $this->parents[$parent] = $this->env->loadTemplate($parent);
+ }
+
+ return $this->parents[$parent];
+ }
+
+ protected function doGetParent(array $context)
+ {
+ return false;
+ }
+
+ public function isTraitable()
+ {
+ return true;
+ }
+
+ /**
+ * Displays a parent block.
+ *
+ * This method is for internal use only and should never be called
+ * directly.
+ *
+ * @param string $name The block name to display from the parent
+ * @param array $context The context
+ * @param array $blocks The current set of blocks
+ */
+ public function displayParentBlock($name, array $context, array $blocks = array())
+ {
+ $name = (string) $name;
+
+ if (isset($this->traits[$name])) {
+ $this->traits[$name][0]->displayBlock($name, $context, $blocks);
+ } elseif (false !== $parent = $this->getParent($context)) {
+ $parent->displayBlock($name, $context, $blocks);
+ } else {
+ throw new Twig_Error_Runtime(sprintf('The template has no parent and no traits defining the "%s" block', $name), -1, $this->getTemplateName());
+ }
+ }
+
+ /**
+ * Displays a block.
+ *
+ * This method is for internal use only and should never be called
+ * directly.
+ *
+ * @param string $name The block name to display
+ * @param array $context The context
+ * @param array $blocks The current set of blocks
+ */
+ public function displayBlock($name, array $context, array $blocks = array())
+ {
+ $name = (string) $name;
+
+ if (isset($blocks[$name])) {
+ $b = $blocks;
+ unset($b[$name]);
+ call_user_func($blocks[$name], $context, $b);
+ } elseif (isset($this->blocks[$name])) {
+ call_user_func($this->blocks[$name], $context, $blocks);
+ } elseif (false !== $parent = $this->getParent($context)) {
+ $parent->displayBlock($name, $context, array_merge($this->blocks, $blocks));
+ }
+ }
+
+ /**
+ * Renders a parent block.
+ *
+ * This method is for internal use only and should never be called
+ * directly.
+ *
+ * @param string $name The block name to render from the parent
+ * @param array $context The context
+ * @param array $blocks The current set of blocks
+ *
+ * @return string The rendered block
+ */
+ public function renderParentBlock($name, array $context, array $blocks = array())
+ {
+ ob_start();
+ $this->displayParentBlock($name, $context, $blocks);
+
+ return ob_get_clean();
+ }
+
+ /**
+ * Renders a block.
+ *
+ * This method is for internal use only and should never be called
+ * directly.
+ *
+ * @param string $name The block name to render
+ * @param array $context The context
+ * @param array $blocks The current set of blocks
+ *
+ * @return string The rendered block
+ */
+ public function renderBlock($name, array $context, array $blocks = array())
+ {
+ ob_start();
+ $this->displayBlock($name, $context, $blocks);
+
+ return ob_get_clean();
+ }
+
+ /**
+ * Returns whether a block exists or not.
+ *
+ * This method is for internal use only and should never be called
+ * directly.
+ *
+ * This method does only return blocks defined in the current template
+ * or defined in "used" traits.
+ *
+ * It does not return blocks from parent templates as the parent
+ * template name can be dynamic, which is only known based on the
+ * current context.
+ *
+ * @param string $name The block name
+ *
+ * @return Boolean true if the block exists, false otherwise
+ */
+ public function hasBlock($name)
+ {
+ return isset($this->blocks[(string) $name]);
+ }
+
+ /**
+ * Returns all block names.
+ *
+ * This method is for internal use only and should never be called
+ * directly.
+ *
+ * @return array An array of block names
+ *
+ * @see hasBlock
+ */
+ public function getBlockNames()
+ {
+ return array_keys($this->blocks);
+ }
+
+ /**
+ * Returns all blocks.
+ *
+ * This method is for internal use only and should never be called
+ * directly.
+ *
+ * @return array An array of blocks
+ *
+ * @see hasBlock
+ */
+ public function getBlocks()
+ {
+ return $this->blocks;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function display(array $context, array $blocks = array())
+ {
+ $this->displayWithErrorHandling($this->env->mergeGlobals($context), $blocks);
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function render(array $context)
+ {
+ $level = ob_get_level();
+ ob_start();
+ try {
+ $this->display($context);
+ } catch (Exception $e) {
+ while (ob_get_level() > $level) {
+ ob_end_clean();
+ }
+
+ throw $e;
+ }
+
+ return ob_get_clean();
+ }
+
+ protected function displayWithErrorHandling(array $context, array $blocks = array())
+ {
+ try {
+ $this->doDisplay($context, $blocks);
+ } catch (Twig_Error $e) {
+ if (!$e->getTemplateFile()) {
+ $e->setTemplateFile($this->getTemplateName());
+ }
+
+ // this is mostly useful for Twig_Error_Loader exceptions
+ // see Twig_Error_Loader
+ if (false === $e->getTemplateLine()) {
+ $e->setTemplateLine(-1);
+ $e->guess();
+ }
+
+ throw $e;
+ } catch (Exception $e) {
+ throw new Twig_Error_Runtime(sprintf('An exception has been thrown during the rendering of a template ("%s").', $e->getMessage()), -1, null, $e);
+ }
+ }
+
+ /**
+ * Auto-generated method to display the template with the given context.
+ *
+ * @param array $context An array of parameters to pass to the template
+ * @param array $blocks An array of blocks to pass to the template
+ */
+ abstract protected function doDisplay(array $context, array $blocks = array());
+
+ /**
+ * Returns a variable from the context.
+ *
+ * This method is for internal use only and should never be called
+ * directly.
+ *
+ * This method should not be overridden in a sub-class as this is an
+ * implementation detail that has been introduced to optimize variable
+ * access for versions of PHP before 5.4. This is not a way to override
+ * the way to get a variable value.
+ *
+ * @param array $context The context
+ * @param string $item The variable to return from the context
+ * @param Boolean $ignoreStrictCheck Whether to ignore the strict variable check or not
+ *
+ * @return The content of the context variable
+ *
+ * @throws Twig_Error_Runtime if the variable does not exist and Twig is running in strict mode
+ */
+ final protected function getContext($context, $item, $ignoreStrictCheck = false)
+ {
+ if (!array_key_exists($item, $context)) {
+ if ($ignoreStrictCheck || !$this->env->isStrictVariables()) {
+ return null;
+ }
+
+ throw new Twig_Error_Runtime(sprintf('Variable "%s" does not exist', $item), -1, $this->getTemplateName());
+ }
+
+ return $context[$item];
+ }
+
+ /**
+ * Returns the attribute value for a given array/object.
+ *
+ * @param mixed $object The object or array from where to get the item
+ * @param mixed $item The item to get from the array or object
+ * @param array $arguments An array of arguments to pass if the item is an object method
+ * @param string $type The type of attribute (@see Twig_TemplateInterface)
+ * @param Boolean $isDefinedTest Whether this is only a defined check
+ * @param Boolean $ignoreStrictCheck Whether to ignore the strict attribute check or not
+ *
+ * @return mixed The attribute value, or a Boolean when $isDefinedTest is true, or null when the attribute is not set and $ignoreStrictCheck is true
+ *
+ * @throws Twig_Error_Runtime if the attribute does not exist and Twig is running in strict mode and $isDefinedTest is false
+ */
+ protected function getAttribute($object, $item, array $arguments = array(), $type = Twig_TemplateInterface::ANY_CALL, $isDefinedTest = false, $ignoreStrictCheck = false)
+ {
+ // array
+ if (Twig_TemplateInterface::METHOD_CALL !== $type) {
+ $arrayItem = is_bool($item) || is_float($item) ? (int) $item : $item;
+
+ if ((is_array($object) && array_key_exists($arrayItem, $object))
+ || ($object instanceof ArrayAccess && isset($object[$arrayItem]))
+ ) {
+ if ($isDefinedTest) {
+ return true;
+ }
+
+ return $object[$arrayItem];
+ }
+
+ if (Twig_TemplateInterface::ARRAY_CALL === $type || !is_object($object)) {
+ if ($isDefinedTest) {
+ return false;
+ }
+
+ if ($ignoreStrictCheck || !$this->env->isStrictVariables()) {
+ return null;
+ }
+
+ if (is_object($object)) {
+ throw new Twig_Error_Runtime(sprintf('Key "%s" in object (with ArrayAccess) of type "%s" does not exist', $arrayItem, get_class($object)), -1, $this->getTemplateName());
+ } elseif (is_array($object)) {
+ throw new Twig_Error_Runtime(sprintf('Key "%s" for array with keys "%s" does not exist', $arrayItem, implode(', ', array_keys($object))), -1, $this->getTemplateName());
+ } elseif (Twig_TemplateInterface::ARRAY_CALL === $type) {
+ throw new Twig_Error_Runtime(sprintf('Impossible to access a key ("%s") on a %s variable ("%s")', $item, gettype($object), $object), -1, $this->getTemplateName());
+ } else {
+ throw new Twig_Error_Runtime(sprintf('Impossible to access an attribute ("%s") on a %s variable ("%s")', $item, gettype($object), $object), -1, $this->getTemplateName());
+ }
+ }
+ }
+
+ if (!is_object($object)) {
+ if ($isDefinedTest) {
+ return false;
+ }
+
+ if ($ignoreStrictCheck || !$this->env->isStrictVariables()) {
+ return null;
+ }
+
+ throw new Twig_Error_Runtime(sprintf('Impossible to invoke a method ("%s") on a %s variable ("%s")', $item, gettype($object), $object), -1, $this->getTemplateName());
+ }
+
+ $class = get_class($object);
+
+ // object property
+ if (Twig_TemplateInterface::METHOD_CALL !== $type) {
+ if (isset($object->$item) || array_key_exists((string) $item, $object)) {
+ if ($isDefinedTest) {
+ return true;
+ }
+
+ if ($this->env->hasExtension('sandbox')) {
+ $this->env->getExtension('sandbox')->checkPropertyAllowed($object, $item);
+ }
+
+ return $object->$item;
+ }
+ }
+
+ // object method
+ if (!isset(self::$cache[$class]['methods'])) {
+ self::$cache[$class]['methods'] = array_change_key_case(array_flip(get_class_methods($object)));
+ }
+
+ $lcItem = strtolower($item);
+ if (isset(self::$cache[$class]['methods'][$lcItem])) {
+ $method = (string) $item;
+ } elseif (isset(self::$cache[$class]['methods']['get'.$lcItem])) {
+ $method = 'get'.$item;
+ } elseif (isset(self::$cache[$class]['methods']['is'.$lcItem])) {
+ $method = 'is'.$item;
+ } elseif (isset(self::$cache[$class]['methods']['__call'])) {
+ $method = (string) $item;
+ } else {
+ if ($isDefinedTest) {
+ return false;
+ }
+
+ if ($ignoreStrictCheck || !$this->env->isStrictVariables()) {
+ return null;
+ }
+
+ throw new Twig_Error_Runtime(sprintf('Method "%s" for object "%s" does not exist', $item, get_class($object)), -1, $this->getTemplateName());
+ }
+
+ if ($isDefinedTest) {
+ return true;
+ }
+
+ if ($this->env->hasExtension('sandbox')) {
+ $this->env->getExtension('sandbox')->checkMethodAllowed($object, $method);
+ }
+
+ $ret = call_user_func_array(array($object, $method), $arguments);
+
+ // useful when calling a template method from a template
+ // this is not supported but unfortunately heavily used in the Symfony profiler
+ if ($object instanceof Twig_TemplateInterface) {
+ return $ret === '' ? '' : new Twig_Markup($ret, $this->env->getCharset());
+ }
+
+ return $ret;
+ }
+
+ /**
+ * This method is only useful when testing Twig. Do not use it.
+ */
+ public static function clearCache()
+ {
+ self::$cache = array();
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Interface implemented by all compiled templates.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+interface Twig_TemplateInterface
+{
+ const ANY_CALL = 'any';
+ const ARRAY_CALL = 'array';
+ const METHOD_CALL = 'method';
+
+ /**
+ * Renders the template with the given context and returns it as string.
+ *
+ * @param array $context An array of parameters to pass to the template
+ *
+ * @return string The rendered template
+ */
+ public function render(array $context);
+
+ /**
+ * Displays the template with the given context.
+ *
+ * @param array $context An array of parameters to pass to the template
+ * @param array $blocks An array of blocks to pass to the template
+ */
+ public function display(array $context, array $blocks = array());
+
+ /**
+ * Returns the bound environment for this template.
+ *
+ * @return Twig_Environment The current environment
+ */
+ public function getEnvironment();
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2012 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a template test.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+abstract class Twig_Test implements Twig_TestInterface, Twig_TestCallableInterface
+{
+ protected $options;
+ protected $arguments = array();
+
+ public function __construct(array $options = array())
+ {
+ $this->options = array_merge(array(
+ 'callable' => null,
+ ), $options);
+ }
+
+ public function getCallable()
+ {
+ return $this->options['callable'];
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a function template test.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+class Twig_Test_Function extends Twig_Test
+{
+ protected $function;
+
+ public function __construct($function, array $options = array())
+ {
+ $options['callable'] = $function;
+
+ parent::__construct($options);
+
+ $this->function = $function;
+ }
+
+ public function compile()
+ {
+ return $this->function;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Integration test helper
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @author Karma Dordrak <drak@zikula.org>
+ */
+abstract class Twig_Test_IntegrationTestCase extends PHPUnit_Framework_TestCase
+{
+ abstract protected function getExtensions();
+ abstract protected function getFixturesDir();
+
+ /**
+ * @dataProvider getTests
+ */
+ public function testIntegration($file, $message, $condition, $templates, $exception, $outputs)
+ {
+ $this->doIntegrationTest($file, $message, $condition, $templates, $exception, $outputs);
+ }
+
+ public function getTests()
+ {
+ $fixturesDir = realpath($this->getFixturesDir());
+ $tests = array();
+
+ foreach (new RecursiveIteratorIterator(new RecursiveDirectoryIterator($fixturesDir), RecursiveIteratorIterator::LEAVES_ONLY) as $file) {
+ if (!preg_match('/\.test$/', $file)) {
+ continue;
+ }
+
+ $test = file_get_contents($file->getRealpath());
+
+ if (preg_match('/
+ --TEST--\s*(.*?)\s*(?:--CONDITION--\s*(.*))?\s*((?:--TEMPLATE(?:\(.*?\))?--(?:.*?))+)\s*(?:--DATA--\s*(.*))?\s*--EXCEPTION--\s*(.*)/sx', $test, $match)) {
+ $message = $match[1];
+ $condition = $match[2];
+ $templates = $this->parseTemplates($match[3]);
+ $exception = $match[5];
+ $outputs = array(array(null, $match[4], null, ''));
+ } elseif (preg_match('/--TEST--\s*(.*?)\s*(?:--CONDITION--\s*(.*))?\s*((?:--TEMPLATE(?:\(.*?\))?--(?:.*?))+)--DATA--.*?--EXPECT--.*/s', $test, $match)) {
+ $message = $match[1];
+ $condition = $match[2];
+ $templates = $this->parseTemplates($match[3]);
+ $exception = false;
+ preg_match_all('/--DATA--(.*?)(?:--CONFIG--(.*?))?--EXPECT--(.*?)(?=\-\-DATA\-\-|$)/s', $test, $outputs, PREG_SET_ORDER);
+ } else {
+ throw new InvalidArgumentException(sprintf('Test "%s" is not valid.', str_replace($fixturesDir.'/', '', $file)));
+ }
+
+ $tests[] = array(str_replace($fixturesDir.'/', '', $file), $message, $condition, $templates, $exception, $outputs);
+ }
+
+ return $tests;
+ }
+
+ protected function doIntegrationTest($file, $message, $condition, $templates, $exception, $outputs)
+ {
+ if ($condition) {
+ eval('$ret = '.$condition.';');
+ if (!$ret) {
+ $this->markTestSkipped($condition);
+ }
+ }
+
+ $loader = new Twig_Loader_Array($templates);
+
+ foreach ($outputs as $match) {
+ $config = array_merge(array(
+ 'cache' => false,
+ 'strict_variables' => true,
+ ), $match[2] ? eval($match[2].';') : array());
+ $twig = new Twig_Environment($loader, $config);
+ $twig->addGlobal('global', 'global');
+ foreach ($this->getExtensions() as $extension) {
+ $twig->addExtension($extension);
+ }
+
+ try {
+ $template = $twig->loadTemplate('index.twig');
+ } catch (Exception $e) {
+ if (false !== $exception) {
+ $this->assertEquals(trim($exception), trim(sprintf('%s: %s', get_class($e), $e->getMessage())));
+
+ return;
+ }
+
+ if ($e instanceof Twig_Error_Syntax) {
+ $e->setTemplateFile($file);
+
+ throw $e;
+ }
+
+ throw new Twig_Error(sprintf('%s: %s', get_class($e), $e->getMessage()), -1, $file, $e);
+ }
+
+ try {
+ $output = trim($template->render(eval($match[1].';')), "\n ");
+ } catch (Exception $e) {
+ if (false !== $exception) {
+ $this->assertEquals(trim($exception), trim(sprintf('%s: %s', get_class($e), $e->getMessage())));
+
+ return;
+ }
+
+ if ($e instanceof Twig_Error_Syntax) {
+ $e->setTemplateFile($file);
+ } else {
+ $e = new Twig_Error(sprintf('%s: %s', get_class($e), $e->getMessage()), -1, $file, $e);
+ }
+
+ $output = trim(sprintf('%s: %s', get_class($e), $e->getMessage()));
+ }
+
+ if (false !== $exception) {
+ list($class, ) = explode(':', $exception);
+ $this->assertThat(NULL, new PHPUnit_Framework_Constraint_Exception($class));
+ }
+
+ $expected = trim($match[3], "\n ");
+
+ if ($expected != $output) {
+ echo 'Compiled template that failed:';
+
+ foreach (array_keys($templates) as $name) {
+ echo "Template: $name\n";
+ $source = $loader->getSource($name);
+ echo $twig->compile($twig->parse($twig->tokenize($source, $name)));
+ }
+ }
+ $this->assertEquals($expected, $output, $message.' (in '.$file.')');
+ }
+ }
+
+ protected static function parseTemplates($test)
+ {
+ $templates = array();
+ preg_match_all('/--TEMPLATE(?:\((.*?)\))?--(.*?)(?=\-\-TEMPLATE|$)/s', $test, $matches, PREG_SET_ORDER);
+ foreach ($matches as $match) {
+ $templates[($match[1] ? $match[1] : 'index.twig')] = $match[2];
+ }
+
+ return $templates;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a method template test.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+class Twig_Test_Method extends Twig_Test
+{
+ protected $extension;
+ protected $method;
+
+ public function __construct(Twig_ExtensionInterface $extension, $method, array $options = array())
+ {
+ $options['callable'] = array($extension, $method);
+
+ parent::__construct($options);
+
+ $this->extension = $extension;
+ $this->method = $method;
+ }
+
+ public function compile()
+ {
+ return sprintf('$this->env->getExtension(\'%s\')->%s', $this->extension->getName(), $this->method);
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a template test as a Node.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+class Twig_Test_Node extends Twig_Test
+{
+ protected $class;
+
+ public function __construct($class, array $options = array())
+ {
+ parent::__construct($options);
+
+ $this->class = $class;
+ }
+
+ public function getClass()
+ {
+ return $this->class;
+ }
+
+ public function compile()
+ {
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+abstract class Twig_Test_NodeTestCase extends PHPUnit_Framework_TestCase
+{
+ abstract public function getTests();
+
+ /**
+ * @dataProvider getTests
+ */
+ public function testCompile($node, $source, $environment = null)
+ {
+ $this->assertNodeCompilation($source, $node, $environment);
+ }
+
+ public function assertNodeCompilation($source, Twig_Node $node, Twig_Environment $environment = null)
+ {
+ $compiler = $this->getCompiler($environment);
+ $compiler->compile($node);
+
+ $this->assertEquals($source, trim($compiler->getSource()));
+ }
+
+ protected function getCompiler(Twig_Environment $environment = null)
+ {
+ return new Twig_Compiler(null === $environment ? $this->getEnvironment() : $environment);
+ }
+
+ protected function getEnvironment()
+ {
+ return new Twig_Environment();
+ }
+
+ protected function getVariableGetter($name)
+ {
+ if (version_compare(phpversion(), '5.4.0RC1', '>=')) {
+ return sprintf('(isset($context["%s"]) ? $context["%s"] : null)', $name, $name);
+ }
+
+ return sprintf('$this->getContext($context, "%s")', $name);
+ }
+
+ protected function getAttributeGetter()
+ {
+ if (function_exists('twig_template_get_attributes')) {
+ return 'twig_template_get_attributes($this, ';
+ }
+
+ return '$this->getAttribute(';
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2012 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a callable template test.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+interface Twig_TestCallableInterface
+{
+ public function getCallable();
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a template test.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+interface Twig_TestInterface
+{
+ /**
+ * Compiles a test.
+ *
+ * @return string The PHP code for the test
+ */
+ public function compile();
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a Token.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Token
+{
+ protected $value;
+ protected $type;
+ protected $lineno;
+
+ const EOF_TYPE = -1;
+ const TEXT_TYPE = 0;
+ const BLOCK_START_TYPE = 1;
+ const VAR_START_TYPE = 2;
+ const BLOCK_END_TYPE = 3;
+ const VAR_END_TYPE = 4;
+ const NAME_TYPE = 5;
+ const NUMBER_TYPE = 6;
+ const STRING_TYPE = 7;
+ const OPERATOR_TYPE = 8;
+ const PUNCTUATION_TYPE = 9;
+ const INTERPOLATION_START_TYPE = 10;
+ const INTERPOLATION_END_TYPE = 11;
+
+ /**
+ * Constructor.
+ *
+ * @param integer $type The type of the token
+ * @param string $value The token value
+ * @param integer $lineno The line position in the source
+ */
+ public function __construct($type, $value, $lineno)
+ {
+ $this->type = $type;
+ $this->value = $value;
+ $this->lineno = $lineno;
+ }
+
+ /**
+ * Returns a string representation of the token.
+ *
+ * @return string A string representation of the token
+ */
+ public function __toString()
+ {
+ return sprintf('%s(%s)', self::typeToString($this->type, true, $this->lineno), $this->value);
+ }
+
+ /**
+ * Tests the current token for a type and/or a value.
+ *
+ * Parameters may be:
+ * * just type
+ * * type and value (or array of possible values)
+ * * just value (or array of possible values) (NAME_TYPE is used as type)
+ *
+ * @param array|integer $type The type to test
+ * @param array|string|null $values The token value
+ *
+ * @return Boolean
+ */
+ public function test($type, $values = null)
+ {
+ if (null === $values && !is_int($type)) {
+ $values = $type;
+ $type = self::NAME_TYPE;
+ }
+
+ return ($this->type === $type) && (
+ null === $values ||
+ (is_array($values) && in_array($this->value, $values)) ||
+ $this->value == $values
+ );
+ }
+
+ /**
+ * Gets the line.
+ *
+ * @return integer The source line
+ */
+ public function getLine()
+ {
+ return $this->lineno;
+ }
+
+ /**
+ * Gets the token type.
+ *
+ * @return integer The token type
+ */
+ public function getType()
+ {
+ return $this->type;
+ }
+
+ /**
+ * Gets the token value.
+ *
+ * @return string The token value
+ */
+ public function getValue()
+ {
+ return $this->value;
+ }
+
+ /**
+ * Returns the constant representation (internal) of a given type.
+ *
+ * @param integer $type The type as an integer
+ * @param Boolean $short Whether to return a short representation or not
+ * @param integer $line The code line
+ *
+ * @return string The string representation
+ */
+ public static function typeToString($type, $short = false, $line = -1)
+ {
+ switch ($type) {
+ case self::EOF_TYPE:
+ $name = 'EOF_TYPE';
+ break;
+ case self::TEXT_TYPE:
+ $name = 'TEXT_TYPE';
+ break;
+ case self::BLOCK_START_TYPE:
+ $name = 'BLOCK_START_TYPE';
+ break;
+ case self::VAR_START_TYPE:
+ $name = 'VAR_START_TYPE';
+ break;
+ case self::BLOCK_END_TYPE:
+ $name = 'BLOCK_END_TYPE';
+ break;
+ case self::VAR_END_TYPE:
+ $name = 'VAR_END_TYPE';
+ break;
+ case self::NAME_TYPE:
+ $name = 'NAME_TYPE';
+ break;
+ case self::NUMBER_TYPE:
+ $name = 'NUMBER_TYPE';
+ break;
+ case self::STRING_TYPE:
+ $name = 'STRING_TYPE';
+ break;
+ case self::OPERATOR_TYPE:
+ $name = 'OPERATOR_TYPE';
+ break;
+ case self::PUNCTUATION_TYPE:
+ $name = 'PUNCTUATION_TYPE';
+ break;
+ case self::INTERPOLATION_START_TYPE:
+ $name = 'INTERPOLATION_START_TYPE';
+ break;
+ case self::INTERPOLATION_END_TYPE:
+ $name = 'INTERPOLATION_END_TYPE';
+ break;
+ default:
+ throw new LogicException(sprintf('Token of type "%s" does not exist.', $type));
+ }
+
+ return $short ? $name : 'Twig_Token::'.$name;
+ }
+
+ /**
+ * Returns the english representation of a given type.
+ *
+ * @param integer $type The type as an integer
+ * @param integer $line The code line
+ *
+ * @return string The string representation
+ */
+ public static function typeToEnglish($type, $line = -1)
+ {
+ switch ($type) {
+ case self::EOF_TYPE:
+ return 'end of template';
+ case self::TEXT_TYPE:
+ return 'text';
+ case self::BLOCK_START_TYPE:
+ return 'begin of statement block';
+ case self::VAR_START_TYPE:
+ return 'begin of print statement';
+ case self::BLOCK_END_TYPE:
+ return 'end of statement block';
+ case self::VAR_END_TYPE:
+ return 'end of print statement';
+ case self::NAME_TYPE:
+ return 'name';
+ case self::NUMBER_TYPE:
+ return 'number';
+ case self::STRING_TYPE:
+ return 'string';
+ case self::OPERATOR_TYPE:
+ return 'operator';
+ case self::PUNCTUATION_TYPE:
+ return 'punctuation';
+ case self::INTERPOLATION_START_TYPE:
+ return 'begin of string interpolation';
+ case self::INTERPOLATION_END_TYPE:
+ return 'end of string interpolation';
+ default:
+ throw new LogicException(sprintf('Token of type "%s" does not exist.', $type));
+ }
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Base class for all token parsers.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+abstract class Twig_TokenParser implements Twig_TokenParserInterface
+{
+ /**
+ * @var Twig_Parser
+ */
+ protected $parser;
+
+ /**
+ * Sets the parser associated with this token parser
+ *
+ * @param $parser A Twig_Parser instance
+ */
+ public function setParser(Twig_Parser $parser)
+ {
+ $this->parser = $parser;
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Marks a section of a template to be escaped or not.
+ *
+ * <pre>
+ * {% autoescape true %}
+ * Everything will be automatically escaped in this block
+ * {% endautoescape %}
+ *
+ * {% autoescape false %}
+ * Everything will be outputed as is in this block
+ * {% endautoescape %}
+ *
+ * {% autoescape true js %}
+ * Everything will be automatically escaped in this block
+ * using the js escaping strategy
+ * {% endautoescape %}
+ * </pre>
+ */
+class Twig_TokenParser_AutoEscape extends Twig_TokenParser
+{
+ /**
+ * Parses a token and returns a node.
+ *
+ * @param Twig_Token $token A Twig_Token instance
+ *
+ * @return Twig_NodeInterface A Twig_NodeInterface instance
+ */
+ public function parse(Twig_Token $token)
+ {
+ $lineno = $token->getLine();
+ $stream = $this->parser->getStream();
+
+ if ($stream->test(Twig_Token::BLOCK_END_TYPE)) {
+ $value = 'html';
+ } else {
+ $expr = $this->parser->getExpressionParser()->parseExpression();
+ if (!$expr instanceof Twig_Node_Expression_Constant) {
+ throw new Twig_Error_Syntax('An escaping strategy must be a string or a Boolean.', $stream->getCurrent()->getLine(), $stream->getFilename());
+ }
+ $value = $expr->getAttribute('value');
+
+ $compat = true === $value || false === $value;
+
+ if (true === $value) {
+ $value = 'html';
+ }
+
+ if ($compat && $stream->test(Twig_Token::NAME_TYPE)) {
+ if (false === $value) {
+ throw new Twig_Error_Syntax('Unexpected escaping strategy as you set autoescaping to false.', $stream->getCurrent()->getLine(), $stream->getFilename());
+ }
+
+ $value = $stream->next()->getValue();
+ }
+ }
+
+ $stream->expect(Twig_Token::BLOCK_END_TYPE);
+ $body = $this->parser->subparse(array($this, 'decideBlockEnd'), true);
+ $stream->expect(Twig_Token::BLOCK_END_TYPE);
+
+ return new Twig_Node_AutoEscape($value, $body, $lineno, $this->getTag());
+ }
+
+ public function decideBlockEnd(Twig_Token $token)
+ {
+ return $token->test('endautoescape');
+ }
+
+ /**
+ * Gets the tag name associated with this token parser.
+ *
+ * @return string The tag name
+ */
+ public function getTag()
+ {
+ return 'autoescape';
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Marks a section of a template as being reusable.
+ *
+ * <pre>
+ * {% block head %}
+ * <link rel="stylesheet" href="style.css" />
+ * <title>{% block title %}{% endblock %} - My Webpage</title>
+ * {% endblock %}
+ * </pre>
+ */
+class Twig_TokenParser_Block extends Twig_TokenParser
+{
+ /**
+ * Parses a token and returns a node.
+ *
+ * @param Twig_Token $token A Twig_Token instance
+ *
+ * @return Twig_NodeInterface A Twig_NodeInterface instance
+ */
+ public function parse(Twig_Token $token)
+ {
+ $lineno = $token->getLine();
+ $stream = $this->parser->getStream();
+ $name = $stream->expect(Twig_Token::NAME_TYPE)->getValue();
+ if ($this->parser->hasBlock($name)) {
+ throw new Twig_Error_Syntax(sprintf("The block '$name' has already been defined line %d", $this->parser->getBlock($name)->getLine()), $stream->getCurrent()->getLine(), $stream->getFilename());
+ }
+ $this->parser->setBlock($name, $block = new Twig_Node_Block($name, new Twig_Node(array()), $lineno));
+ $this->parser->pushLocalScope();
+ $this->parser->pushBlockStack($name);
+
+ if ($stream->test(Twig_Token::BLOCK_END_TYPE)) {
+ $stream->next();
+
+ $body = $this->parser->subparse(array($this, 'decideBlockEnd'), true);
+ if ($stream->test(Twig_Token::NAME_TYPE)) {
+ $value = $stream->next()->getValue();
+
+ if ($value != $name) {
+ throw new Twig_Error_Syntax(sprintf("Expected endblock for block '$name' (but %s given)", $value), $stream->getCurrent()->getLine(), $stream->getFilename());
+ }
+ }
+ } else {
+ $body = new Twig_Node(array(
+ new Twig_Node_Print($this->parser->getExpressionParser()->parseExpression(), $lineno),
+ ));
+ }
+ $stream->expect(Twig_Token::BLOCK_END_TYPE);
+
+ $block->setNode('body', $body);
+ $this->parser->popBlockStack();
+ $this->parser->popLocalScope();
+
+ return new Twig_Node_BlockReference($name, $lineno, $this->getTag());
+ }
+
+ public function decideBlockEnd(Twig_Token $token)
+ {
+ return $token->test('endblock');
+ }
+
+ /**
+ * Gets the tag name associated with this token parser.
+ *
+ * @return string The tag name
+ */
+ public function getTag()
+ {
+ return 'block';
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2011 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Evaluates an expression, discarding the returned value.
+ */
+class Twig_TokenParser_Do extends Twig_TokenParser
+{
+ /**
+ * Parses a token and returns a node.
+ *
+ * @param Twig_Token $token A Twig_Token instance
+ *
+ * @return Twig_NodeInterface A Twig_NodeInterface instance
+ */
+ public function parse(Twig_Token $token)
+ {
+ $expr = $this->parser->getExpressionParser()->parseExpression();
+
+ $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE);
+
+ return new Twig_Node_Do($expr, $token->getLine(), $this->getTag());
+ }
+
+ /**
+ * Gets the tag name associated with this token parser.
+ *
+ * @return string The tag name
+ */
+ public function getTag()
+ {
+ return 'do';
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2012 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Embeds a template.
+ */
+class Twig_TokenParser_Embed extends Twig_TokenParser_Include
+{
+ /**
+ * Parses a token and returns a node.
+ *
+ * @param Twig_Token $token A Twig_Token instance
+ *
+ * @return Twig_NodeInterface A Twig_NodeInterface instance
+ */
+ public function parse(Twig_Token $token)
+ {
+ $stream = $this->parser->getStream();
+
+ $parent = $this->parser->getExpressionParser()->parseExpression();
+
+ list($variables, $only, $ignoreMissing) = $this->parseArguments();
+
+ // inject a fake parent to make the parent() function work
+ $stream->injectTokens(array(
+ new Twig_Token(Twig_Token::BLOCK_START_TYPE, '', $token->getLine()),
+ new Twig_Token(Twig_Token::NAME_TYPE, 'extends', $token->getLine()),
+ new Twig_Token(Twig_Token::STRING_TYPE, '__parent__', $token->getLine()),
+ new Twig_Token(Twig_Token::BLOCK_END_TYPE, '', $token->getLine()),
+ ));
+
+ $module = $this->parser->parse($stream, array($this, 'decideBlockEnd'), true);
+
+ // override the parent with the correct one
+ $module->setNode('parent', $parent);
+
+ $this->parser->embedTemplate($module);
+
+ $stream->expect(Twig_Token::BLOCK_END_TYPE);
+
+ return new Twig_Node_Embed($module->getAttribute('filename'), $module->getAttribute('index'), $variables, $only, $ignoreMissing, $token->getLine(), $this->getTag());
+ }
+
+ public function decideBlockEnd(Twig_Token $token)
+ {
+ return $token->test('endembed');
+ }
+
+ /**
+ * Gets the tag name associated with this token parser.
+ *
+ * @return string The tag name
+ */
+ public function getTag()
+ {
+ return 'embed';
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Extends a template by another one.
+ *
+ * <pre>
+ * {% extends "base.html" %}
+ * </pre>
+ */
+class Twig_TokenParser_Extends extends Twig_TokenParser
+{
+ /**
+ * Parses a token and returns a node.
+ *
+ * @param Twig_Token $token A Twig_Token instance
+ *
+ * @return Twig_NodeInterface A Twig_NodeInterface instance
+ */
+ public function parse(Twig_Token $token)
+ {
+ if (!$this->parser->isMainScope()) {
+ throw new Twig_Error_Syntax('Cannot extend from a block', $token->getLine(), $this->parser->getFilename());
+ }
+
+ if (null !== $this->parser->getParent()) {
+ throw new Twig_Error_Syntax('Multiple extends tags are forbidden', $token->getLine(), $this->parser->getFilename());
+ }
+ $this->parser->setParent($this->parser->getExpressionParser()->parseExpression());
+
+ $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE);
+ }
+
+ /**
+ * Gets the tag name associated with this token parser.
+ *
+ * @return string The tag name
+ */
+ public function getTag()
+ {
+ return 'extends';
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Filters a section of a template by applying filters.
+ *
+ * <pre>
+ * {% filter upper %}
+ * This text becomes uppercase
+ * {% endfilter %}
+ * </pre>
+ */
+class Twig_TokenParser_Filter extends Twig_TokenParser
+{
+ /**
+ * Parses a token and returns a node.
+ *
+ * @param Twig_Token $token A Twig_Token instance
+ *
+ * @return Twig_NodeInterface A Twig_NodeInterface instance
+ */
+ public function parse(Twig_Token $token)
+ {
+ $name = $this->parser->getVarName();
+ $ref = new Twig_Node_Expression_BlockReference(new Twig_Node_Expression_Constant($name, $token->getLine()), true, $token->getLine(), $this->getTag());
+
+ $filter = $this->parser->getExpressionParser()->parseFilterExpressionRaw($ref, $this->getTag());
+ $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE);
+
+ $body = $this->parser->subparse(array($this, 'decideBlockEnd'), true);
+ $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE);
+
+ $block = new Twig_Node_Block($name, $body, $token->getLine());
+ $this->parser->setBlock($name, $block);
+
+ return new Twig_Node_Print($filter, $token->getLine(), $this->getTag());
+ }
+
+ public function decideBlockEnd(Twig_Token $token)
+ {
+ return $token->test('endfilter');
+ }
+
+ /**
+ * Gets the tag name associated with this token parser.
+ *
+ * @return string The tag name
+ */
+ public function getTag()
+ {
+ return 'filter';
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2011 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Flushes the output to the client.
+ *
+ * @see flush()
+ */
+class Twig_TokenParser_Flush extends Twig_TokenParser
+{
+ /**
+ * Parses a token and returns a node.
+ *
+ * @param Twig_Token $token A Twig_Token instance
+ *
+ * @return Twig_NodeInterface A Twig_NodeInterface instance
+ */
+ public function parse(Twig_Token $token)
+ {
+ $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE);
+
+ return new Twig_Node_Flush($token->getLine(), $this->getTag());
+ }
+
+ /**
+ * Gets the tag name associated with this token parser.
+ *
+ * @return string The tag name
+ */
+ public function getTag()
+ {
+ return 'flush';
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Loops over each item of a sequence.
+ *
+ * <pre>
+ * <ul>
+ * {% for user in users %}
+ * <li>{{ user.username|e }}</li>
+ * {% endfor %}
+ * </ul>
+ * </pre>
+ */
+class Twig_TokenParser_For extends Twig_TokenParser
+{
+ /**
+ * Parses a token and returns a node.
+ *
+ * @param Twig_Token $token A Twig_Token instance
+ *
+ * @return Twig_NodeInterface A Twig_NodeInterface instance
+ */
+ public function parse(Twig_Token $token)
+ {
+ $lineno = $token->getLine();
+ $stream = $this->parser->getStream();
+ $targets = $this->parser->getExpressionParser()->parseAssignmentExpression();
+ $stream->expect(Twig_Token::OPERATOR_TYPE, 'in');
+ $seq = $this->parser->getExpressionParser()->parseExpression();
+
+ $ifexpr = null;
+ if ($stream->test(Twig_Token::NAME_TYPE, 'if')) {
+ $stream->next();
+ $ifexpr = $this->parser->getExpressionParser()->parseExpression();
+ }
+
+ $stream->expect(Twig_Token::BLOCK_END_TYPE);
+ $body = $this->parser->subparse(array($this, 'decideForFork'));
+ if ($stream->next()->getValue() == 'else') {
+ $stream->expect(Twig_Token::BLOCK_END_TYPE);
+ $else = $this->parser->subparse(array($this, 'decideForEnd'), true);
+ } else {
+ $else = null;
+ }
+ $stream->expect(Twig_Token::BLOCK_END_TYPE);
+
+ if (count($targets) > 1) {
+ $keyTarget = $targets->getNode(0);
+ $keyTarget = new Twig_Node_Expression_AssignName($keyTarget->getAttribute('name'), $keyTarget->getLine());
+ $valueTarget = $targets->getNode(1);
+ $valueTarget = new Twig_Node_Expression_AssignName($valueTarget->getAttribute('name'), $valueTarget->getLine());
+ } else {
+ $keyTarget = new Twig_Node_Expression_AssignName('_key', $lineno);
+ $valueTarget = $targets->getNode(0);
+ $valueTarget = new Twig_Node_Expression_AssignName($valueTarget->getAttribute('name'), $valueTarget->getLine());
+ }
+
+ if ($ifexpr) {
+ $this->checkLoopUsageCondition($stream, $ifexpr);
+ $this->checkLoopUsageBody($stream, $body);
+ }
+
+ return new Twig_Node_For($keyTarget, $valueTarget, $seq, $ifexpr, $body, $else, $lineno, $this->getTag());
+ }
+
+ public function decideForFork(Twig_Token $token)
+ {
+ return $token->test(array('else', 'endfor'));
+ }
+
+ public function decideForEnd(Twig_Token $token)
+ {
+ return $token->test('endfor');
+ }
+
+ // the loop variable cannot be used in the condition
+ protected function checkLoopUsageCondition(Twig_TokenStream $stream, Twig_NodeInterface $node)
+ {
+ if ($node instanceof Twig_Node_Expression_GetAttr && $node->getNode('node') instanceof Twig_Node_Expression_Name && 'loop' == $node->getNode('node')->getAttribute('name')) {
+ throw new Twig_Error_Syntax('The "loop" variable cannot be used in a looping condition', $node->getLine(), $stream->getFilename());
+ }
+
+ foreach ($node as $n) {
+ if (!$n) {
+ continue;
+ }
+
+ $this->checkLoopUsageCondition($stream, $n);
+ }
+ }
+
+ // check usage of non-defined loop-items
+ // it does not catch all problems (for instance when a for is included into another or when the variable is used in an include)
+ protected function checkLoopUsageBody(Twig_TokenStream $stream, Twig_NodeInterface $node)
+ {
+ if ($node instanceof Twig_Node_Expression_GetAttr && $node->getNode('node') instanceof Twig_Node_Expression_Name && 'loop' == $node->getNode('node')->getAttribute('name')) {
+ $attribute = $node->getNode('attribute');
+ if ($attribute instanceof Twig_Node_Expression_Constant && in_array($attribute->getAttribute('value'), array('length', 'revindex0', 'revindex', 'last'))) {
+ throw new Twig_Error_Syntax(sprintf('The "loop.%s" variable is not defined when looping with a condition', $attribute->getAttribute('value')), $node->getLine(), $stream->getFilename());
+ }
+ }
+
+ // should check for parent.loop.XXX usage
+ if ($node instanceof Twig_Node_For) {
+ return;
+ }
+
+ foreach ($node as $n) {
+ if (!$n) {
+ continue;
+ }
+
+ $this->checkLoopUsageBody($stream, $n);
+ }
+ }
+
+ /**
+ * Gets the tag name associated with this token parser.
+ *
+ * @return string The tag name
+ */
+ public function getTag()
+ {
+ return 'for';
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Imports macros.
+ *
+ * <pre>
+ * {% from 'forms.html' import forms %}
+ * </pre>
+ */
+class Twig_TokenParser_From extends Twig_TokenParser
+{
+ /**
+ * Parses a token and returns a node.
+ *
+ * @param Twig_Token $token A Twig_Token instance
+ *
+ * @return Twig_NodeInterface A Twig_NodeInterface instance
+ */
+ public function parse(Twig_Token $token)
+ {
+ $macro = $this->parser->getExpressionParser()->parseExpression();
+ $stream = $this->parser->getStream();
+ $stream->expect('import');
+
+ $targets = array();
+ do {
+ $name = $stream->expect(Twig_Token::NAME_TYPE)->getValue();
+
+ $alias = $name;
+ if ($stream->test('as')) {
+ $stream->next();
+
+ $alias = $stream->expect(Twig_Token::NAME_TYPE)->getValue();
+ }
+
+ $targets[$name] = $alias;
+
+ if (!$stream->test(Twig_Token::PUNCTUATION_TYPE, ',')) {
+ break;
+ }
+
+ $stream->next();
+ } while (true);
+
+ $stream->expect(Twig_Token::BLOCK_END_TYPE);
+
+ $node = new Twig_Node_Import($macro, new Twig_Node_Expression_AssignName($this->parser->getVarName(), $token->getLine()), $token->getLine(), $this->getTag());
+
+ foreach ($targets as $name => $alias) {
+ $this->parser->addImportedSymbol('function', $alias, 'get'.$name, $node->getNode('var'));
+ }
+
+ return $node;
+ }
+
+ /**
+ * Gets the tag name associated with this token parser.
+ *
+ * @return string The tag name
+ */
+ public function getTag()
+ {
+ return 'from';
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Tests a condition.
+ *
+ * <pre>
+ * {% if users %}
+ * <ul>
+ * {% for user in users %}
+ * <li>{{ user.username|e }}</li>
+ * {% endfor %}
+ * </ul>
+ * {% endif %}
+ * </pre>
+ */
+class Twig_TokenParser_If extends Twig_TokenParser
+{
+ /**
+ * Parses a token and returns a node.
+ *
+ * @param Twig_Token $token A Twig_Token instance
+ *
+ * @return Twig_NodeInterface A Twig_NodeInterface instance
+ */
+ public function parse(Twig_Token $token)
+ {
+ $lineno = $token->getLine();
+ $expr = $this->parser->getExpressionParser()->parseExpression();
+ $stream = $this->parser->getStream();
+ $stream->expect(Twig_Token::BLOCK_END_TYPE);
+ $body = $this->parser->subparse(array($this, 'decideIfFork'));
+ $tests = array($expr, $body);
+ $else = null;
+
+ $end = false;
+ while (!$end) {
+ switch ($stream->next()->getValue()) {
+ case 'else':
+ $stream->expect(Twig_Token::BLOCK_END_TYPE);
+ $else = $this->parser->subparse(array($this, 'decideIfEnd'));
+ break;
+
+ case 'elseif':
+ $expr = $this->parser->getExpressionParser()->parseExpression();
+ $stream->expect(Twig_Token::BLOCK_END_TYPE);
+ $body = $this->parser->subparse(array($this, 'decideIfFork'));
+ $tests[] = $expr;
+ $tests[] = $body;
+ break;
+
+ case 'endif':
+ $end = true;
+ break;
+
+ default:
+ throw new Twig_Error_Syntax(sprintf('Unexpected end of template. Twig was looking for the following tags "else", "elseif", or "endif" to close the "if" block started at line %d)', $lineno), $stream->getCurrent()->getLine(), $stream->getFilename());
+ }
+ }
+
+ $stream->expect(Twig_Token::BLOCK_END_TYPE);
+
+ return new Twig_Node_If(new Twig_Node($tests), $else, $lineno, $this->getTag());
+ }
+
+ public function decideIfFork(Twig_Token $token)
+ {
+ return $token->test(array('elseif', 'else', 'endif'));
+ }
+
+ public function decideIfEnd(Twig_Token $token)
+ {
+ return $token->test(array('endif'));
+ }
+
+ /**
+ * Gets the tag name associated with this token parser.
+ *
+ * @return string The tag name
+ */
+ public function getTag()
+ {
+ return 'if';
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Imports macros.
+ *
+ * <pre>
+ * {% import 'forms.html' as forms %}
+ * </pre>
+ */
+class Twig_TokenParser_Import extends Twig_TokenParser
+{
+ /**
+ * Parses a token and returns a node.
+ *
+ * @param Twig_Token $token A Twig_Token instance
+ *
+ * @return Twig_NodeInterface A Twig_NodeInterface instance
+ */
+ public function parse(Twig_Token $token)
+ {
+ $macro = $this->parser->getExpressionParser()->parseExpression();
+ $this->parser->getStream()->expect('as');
+ $var = new Twig_Node_Expression_AssignName($this->parser->getStream()->expect(Twig_Token::NAME_TYPE)->getValue(), $token->getLine());
+ $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE);
+
+ $this->parser->addImportedSymbol('template', $var->getAttribute('name'));
+
+ return new Twig_Node_Import($macro, $var, $token->getLine(), $this->getTag());
+ }
+
+ /**
+ * Gets the tag name associated with this token parser.
+ *
+ * @return string The tag name
+ */
+ public function getTag()
+ {
+ return 'import';
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Includes a template.
+ *
+ * <pre>
+ * {% include 'header.html' %}
+ * Body
+ * {% include 'footer.html' %}
+ * </pre>
+ */
+class Twig_TokenParser_Include extends Twig_TokenParser
+{
+ /**
+ * Parses a token and returns a node.
+ *
+ * @param Twig_Token $token A Twig_Token instance
+ *
+ * @return Twig_NodeInterface A Twig_NodeInterface instance
+ */
+ public function parse(Twig_Token $token)
+ {
+ $expr = $this->parser->getExpressionParser()->parseExpression();
+
+ list($variables, $only, $ignoreMissing) = $this->parseArguments();
+
+ return new Twig_Node_Include($expr, $variables, $only, $ignoreMissing, $token->getLine(), $this->getTag());
+ }
+
+ protected function parseArguments()
+ {
+ $stream = $this->parser->getStream();
+
+ $ignoreMissing = false;
+ if ($stream->test(Twig_Token::NAME_TYPE, 'ignore')) {
+ $stream->next();
+ $stream->expect(Twig_Token::NAME_TYPE, 'missing');
+
+ $ignoreMissing = true;
+ }
+
+ $variables = null;
+ if ($stream->test(Twig_Token::NAME_TYPE, 'with')) {
+ $stream->next();
+
+ $variables = $this->parser->getExpressionParser()->parseExpression();
+ }
+
+ $only = false;
+ if ($stream->test(Twig_Token::NAME_TYPE, 'only')) {
+ $stream->next();
+
+ $only = true;
+ }
+
+ $stream->expect(Twig_Token::BLOCK_END_TYPE);
+
+ return array($variables, $only, $ignoreMissing);
+ }
+
+ /**
+ * Gets the tag name associated with this token parser.
+ *
+ * @return string The tag name
+ */
+ public function getTag()
+ {
+ return 'include';
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Defines a macro.
+ *
+ * <pre>
+ * {% macro input(name, value, type, size) %}
+ * <input type="{{ type|default('text') }}" name="{{ name }}" value="{{ value|e }}" size="{{ size|default(20) }}" />
+ * {% endmacro %}
+ * </pre>
+ */
+class Twig_TokenParser_Macro extends Twig_TokenParser
+{
+ /**
+ * Parses a token and returns a node.
+ *
+ * @param Twig_Token $token A Twig_Token instance
+ *
+ * @return Twig_NodeInterface A Twig_NodeInterface instance
+ */
+ public function parse(Twig_Token $token)
+ {
+ $lineno = $token->getLine();
+ $stream = $this->parser->getStream();
+ $name = $stream->expect(Twig_Token::NAME_TYPE)->getValue();
+
+ $arguments = $this->parser->getExpressionParser()->parseArguments(true, true);
+
+ $stream->expect(Twig_Token::BLOCK_END_TYPE);
+ $this->parser->pushLocalScope();
+ $body = $this->parser->subparse(array($this, 'decideBlockEnd'), true);
+ if ($stream->test(Twig_Token::NAME_TYPE)) {
+ $value = $stream->next()->getValue();
+
+ if ($value != $name) {
+ throw new Twig_Error_Syntax(sprintf("Expected endmacro for macro '$name' (but %s given)", $value), $stream->getCurrent()->getLine(), $stream->getFilename());
+ }
+ }
+ $this->parser->popLocalScope();
+ $stream->expect(Twig_Token::BLOCK_END_TYPE);
+
+ $this->parser->setMacro($name, new Twig_Node_Macro($name, new Twig_Node_Body(array($body)), $arguments, $lineno, $this->getTag()));
+ }
+
+ public function decideBlockEnd(Twig_Token $token)
+ {
+ return $token->test('endmacro');
+ }
+
+ /**
+ * Gets the tag name associated with this token parser.
+ *
+ * @return string The tag name
+ */
+ public function getTag()
+ {
+ return 'macro';
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Marks a section of a template as untrusted code that must be evaluated in the sandbox mode.
+ *
+ * <pre>
+ * {% sandbox %}
+ * {% include 'user.html' %}
+ * {% endsandbox %}
+ * </pre>
+ *
+ * @see http://www.twig-project.org/doc/api.html#sandbox-extension for details
+ */
+class Twig_TokenParser_Sandbox extends Twig_TokenParser
+{
+ /**
+ * Parses a token and returns a node.
+ *
+ * @param Twig_Token $token A Twig_Token instance
+ *
+ * @return Twig_NodeInterface A Twig_NodeInterface instance
+ */
+ public function parse(Twig_Token $token)
+ {
+ $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE);
+ $body = $this->parser->subparse(array($this, 'decideBlockEnd'), true);
+ $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE);
+
+ // in a sandbox tag, only include tags are allowed
+ if (!$body instanceof Twig_Node_Include) {
+ foreach ($body as $node) {
+ if ($node instanceof Twig_Node_Text && ctype_space($node->getAttribute('data'))) {
+ continue;
+ }
+
+ if (!$node instanceof Twig_Node_Include) {
+ throw new Twig_Error_Syntax('Only "include" tags are allowed within a "sandbox" section', $node->getLine(), $this->parser->getFilename());
+ }
+ }
+ }
+
+ return new Twig_Node_Sandbox($body, $token->getLine(), $this->getTag());
+ }
+
+ public function decideBlockEnd(Twig_Token $token)
+ {
+ return $token->test('endsandbox');
+ }
+
+ /**
+ * Gets the tag name associated with this token parser.
+ *
+ * @return string The tag name
+ */
+ public function getTag()
+ {
+ return 'sandbox';
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Defines a variable.
+ *
+ * <pre>
+ * {% set foo = 'foo' %}
+ *
+ * {% set foo = [1, 2] %}
+ *
+ * {% set foo = {'foo': 'bar'} %}
+ *
+ * {% set foo = 'foo' ~ 'bar' %}
+ *
+ * {% set foo, bar = 'foo', 'bar' %}
+ *
+ * {% set foo %}Some content{% endset %}
+ * </pre>
+ */
+class Twig_TokenParser_Set extends Twig_TokenParser
+{
+ /**
+ * Parses a token and returns a node.
+ *
+ * @param Twig_Token $token A Twig_Token instance
+ *
+ * @return Twig_NodeInterface A Twig_NodeInterface instance
+ */
+ public function parse(Twig_Token $token)
+ {
+ $lineno = $token->getLine();
+ $stream = $this->parser->getStream();
+ $names = $this->parser->getExpressionParser()->parseAssignmentExpression();
+
+ $capture = false;
+ if ($stream->test(Twig_Token::OPERATOR_TYPE, '=')) {
+ $stream->next();
+ $values = $this->parser->getExpressionParser()->parseMultitargetExpression();
+
+ $stream->expect(Twig_Token::BLOCK_END_TYPE);
+
+ if (count($names) !== count($values)) {
+ throw new Twig_Error_Syntax("When using set, you must have the same number of variables and assignments.", $stream->getCurrent()->getLine(), $stream->getFilename());
+ }
+ } else {
+ $capture = true;
+
+ if (count($names) > 1) {
+ throw new Twig_Error_Syntax("When using set with a block, you cannot have a multi-target.", $stream->getCurrent()->getLine(), $stream->getFilename());
+ }
+
+ $stream->expect(Twig_Token::BLOCK_END_TYPE);
+
+ $values = $this->parser->subparse(array($this, 'decideBlockEnd'), true);
+ $stream->expect(Twig_Token::BLOCK_END_TYPE);
+ }
+
+ return new Twig_Node_Set($capture, $names, $values, $lineno, $this->getTag());
+ }
+
+ public function decideBlockEnd(Twig_Token $token)
+ {
+ return $token->test('endset');
+ }
+
+ /**
+ * Gets the tag name associated with this token parser.
+ *
+ * @return string The tag name
+ */
+ public function getTag()
+ {
+ return 'set';
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Remove whitespaces between HTML tags.
+ *
+ * <pre>
+ * {% spaceless %}
+ * <div>
+ * <strong>foo</strong>
+ * </div>
+ * {% endspaceless %}
+ *
+ * {# output will be <div><strong>foo</strong></div> #}
+ * </pre>
+ */
+class Twig_TokenParser_Spaceless extends Twig_TokenParser
+{
+ /**
+ * Parses a token and returns a node.
+ *
+ * @param Twig_Token $token A Twig_Token instance
+ *
+ * @return Twig_NodeInterface A Twig_NodeInterface instance
+ */
+ public function parse(Twig_Token $token)
+ {
+ $lineno = $token->getLine();
+
+ $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE);
+ $body = $this->parser->subparse(array($this, 'decideSpacelessEnd'), true);
+ $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE);
+
+ return new Twig_Node_Spaceless($body, $lineno, $this->getTag());
+ }
+
+ public function decideSpacelessEnd(Twig_Token $token)
+ {
+ return $token->test('endspaceless');
+ }
+
+ /**
+ * Gets the tag name associated with this token parser.
+ *
+ * @return string The tag name
+ */
+ public function getTag()
+ {
+ return 'spaceless';
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2011 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Imports blocks defined in another template into the current template.
+ *
+ * <pre>
+ * {% extends "base.html" %}
+ *
+ * {% use "blocks.html" %}
+ *
+ * {% block title %}{% endblock %}
+ * {% block content %}{% endblock %}
+ * </pre>
+ *
+ * @see http://www.twig-project.org/doc/templates.html#horizontal-reuse for details.
+ */
+class Twig_TokenParser_Use extends Twig_TokenParser
+{
+ /**
+ * Parses a token and returns a node.
+ *
+ * @param Twig_Token $token A Twig_Token instance
+ *
+ * @return Twig_NodeInterface A Twig_NodeInterface instance
+ */
+ public function parse(Twig_Token $token)
+ {
+ $template = $this->parser->getExpressionParser()->parseExpression();
+ $stream = $this->parser->getStream();
+
+ if (!$template instanceof Twig_Node_Expression_Constant) {
+ throw new Twig_Error_Syntax('The template references in a "use" statement must be a string.', $stream->getCurrent()->getLine(), $stream->getFilename());
+ }
+
+ $targets = array();
+ if ($stream->test('with')) {
+ $stream->next();
+
+ do {
+ $name = $stream->expect(Twig_Token::NAME_TYPE)->getValue();
+
+ $alias = $name;
+ if ($stream->test('as')) {
+ $stream->next();
+
+ $alias = $stream->expect(Twig_Token::NAME_TYPE)->getValue();
+ }
+
+ $targets[$name] = new Twig_Node_Expression_Constant($alias, -1);
+
+ if (!$stream->test(Twig_Token::PUNCTUATION_TYPE, ',')) {
+ break;
+ }
+
+ $stream->next();
+ } while (true);
+ }
+
+ $stream->expect(Twig_Token::BLOCK_END_TYPE);
+
+ $this->parser->addTrait(new Twig_Node(array('template' => $template, 'targets' => new Twig_Node($targets))));
+ }
+
+ /**
+ * Gets the tag name associated with this token parser.
+ *
+ * @return string The tag name
+ */
+ public function getTag()
+ {
+ return 'use';
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ * (c) 2010 Arnaud Le Blanc
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Default implementation of a token parser broker.
+ *
+ * @author Arnaud Le Blanc <arnaud.lb@gmail.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+class Twig_TokenParserBroker implements Twig_TokenParserBrokerInterface
+{
+ protected $parser;
+ protected $parsers = array();
+ protected $brokers = array();
+
+ /**
+ * Constructor.
+ *
+ * @param array|Traversable $parsers A Traversable of Twig_TokenParserInterface instances
+ * @param array|Traversable $brokers A Traversable of Twig_TokenParserBrokerInterface instances
+ */
+ public function __construct($parsers = array(), $brokers = array())
+ {
+ foreach ($parsers as $parser) {
+ if (!$parser instanceof Twig_TokenParserInterface) {
+ throw new LogicException('$parsers must a an array of Twig_TokenParserInterface');
+ }
+ $this->parsers[$parser->getTag()] = $parser;
+ }
+ foreach ($brokers as $broker) {
+ if (!$broker instanceof Twig_TokenParserBrokerInterface) {
+ throw new LogicException('$brokers must a an array of Twig_TokenParserBrokerInterface');
+ }
+ $this->brokers[] = $broker;
+ }
+ }
+
+ /**
+ * Adds a TokenParser.
+ *
+ * @param Twig_TokenParserInterface $parser A Twig_TokenParserInterface instance
+ */
+ public function addTokenParser(Twig_TokenParserInterface $parser)
+ {
+ $this->parsers[$parser->getTag()] = $parser;
+ }
+
+ /**
+ * Removes a TokenParser.
+ *
+ * @param Twig_TokenParserInterface $parser A Twig_TokenParserInterface instance
+ */
+ public function removeTokenParser(Twig_TokenParserInterface $parser)
+ {
+ $name = $parser->getTag();
+ if (isset($this->parsers[$name]) && $parser === $this->parsers[$name]) {
+ unset($this->parsers[$name]);
+ }
+ }
+
+ /**
+ * Adds a TokenParserBroker.
+ *
+ * @param Twig_TokenParserBroker $broker A Twig_TokenParserBroker instance
+ */
+ public function addTokenParserBroker(Twig_TokenParserBroker $broker)
+ {
+ $this->brokers[] = $broker;
+ }
+
+ /**
+ * Removes a TokenParserBroker.
+ *
+ * @param Twig_TokenParserBroker $broker A Twig_TokenParserBroker instance
+ */
+ public function removeTokenParserBroker(Twig_TokenParserBroker $broker)
+ {
+ if (false !== $pos = array_search($broker, $this->brokers)) {
+ unset($this->brokers[$pos]);
+ }
+ }
+
+ /**
+ * Gets a suitable TokenParser for a tag.
+ *
+ * First looks in parsers, then in brokers.
+ *
+ * @param string $tag A tag name
+ *
+ * @return null|Twig_TokenParserInterface A Twig_TokenParserInterface or null if no suitable TokenParser was found
+ */
+ public function getTokenParser($tag)
+ {
+ if (isset($this->parsers[$tag])) {
+ return $this->parsers[$tag];
+ }
+ $broker = end($this->brokers);
+ while (false !== $broker) {
+ $parser = $broker->getTokenParser($tag);
+ if (null !== $parser) {
+ return $parser;
+ }
+ $broker = prev($this->brokers);
+ }
+ }
+
+ public function getParsers()
+ {
+ return $this->parsers;
+ }
+
+ public function getParser()
+ {
+ return $this->parser;
+ }
+
+ public function setParser(Twig_ParserInterface $parser)
+ {
+ $this->parser = $parser;
+ foreach ($this->parsers as $tokenParser) {
+ $tokenParser->setParser($parser);
+ }
+ foreach ($this->brokers as $broker) {
+ $broker->setParser($parser);
+ }
+ }
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ * (c) 2010 Arnaud Le Blanc
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Interface implemented by token parser brokers.
+ *
+ * Token parser brokers allows to implement custom logic in the process of resolving a token parser for a given tag name.
+ *
+ * @author Arnaud Le Blanc <arnaud.lb@gmail.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
+ */
+interface Twig_TokenParserBrokerInterface
+{
+ /**
+ * Gets a TokenParser suitable for a tag.
+ *
+ * @param string $tag A tag name
+ *
+ * @return null|Twig_TokenParserInterface A Twig_TokenParserInterface or null if no suitable TokenParser was found
+ */
+ public function getTokenParser($tag);
+
+ /**
+ * Calls Twig_TokenParserInterface::setParser on all parsers the implementation knows of.
+ *
+ * @param Twig_ParserInterface $parser A Twig_ParserInterface interface
+ */
+ public function setParser(Twig_ParserInterface $parser);
+
+ /**
+ * Gets the Twig_ParserInterface.
+ *
+ * @return null|Twig_ParserInterface A Twig_ParserInterface instance or null
+ */
+ public function getParser();
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Interface implemented by token parsers.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+interface Twig_TokenParserInterface
+{
+ /**
+ * Sets the parser associated with this token parser
+ *
+ * @param $parser A Twig_Parser instance
+ */
+ public function setParser(Twig_Parser $parser);
+
+ /**
+ * Parses a token and returns a node.
+ *
+ * @param Twig_Token $token A Twig_Token instance
+ *
+ * @return Twig_NodeInterface A Twig_NodeInterface instance
+ */
+ public function parse(Twig_Token $token);
+
+ /**
+ * Gets the tag name associated with this token parser.
+ *
+ * @return string The tag name
+ */
+ public function getTag();
+}
--- /dev/null
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ * (c) 2009 Armin Ronacher
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Represents a token stream.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_TokenStream
+{
+ protected $tokens;
+ protected $current;
+ protected $filename;
+
+ /**
+ * Constructor.
+ *
+ * @param array $tokens An array of tokens
+ * @param string $filename The name of the filename which tokens are associated with
+ */
+ public function __construct(array $tokens, $filename = null)
+ {
+ $this->tokens = $tokens;
+ $this->current = 0;
+ $this->filename = $filename;
+ }
+
+ /**
+ * Returns a string representation of the token stream.
+ *
+ * @return string
+ */
+ public function __toString()
+ {
+ return implode("\n", $this->tokens);
+ }
+
+ public function injectTokens(array $tokens)
+ {
+ $this->tokens = array_merge(array_slice($this->tokens, 0, $this->current), $tokens, array_slice($this->tokens, $this->current));
+ }
+
+ /**
+ * Sets the pointer to the next token and returns the old one.
+ *
+ * @return Twig_Token
+ */
+ public function next()
+ {
+ if (!isset($this->tokens[++$this->current])) {
+ throw new Twig_Error_Syntax('Unexpected end of template', $this->tokens[$this->current - 1]->getLine(), $this->filename);
+ }
+
+ return $this->tokens[$this->current - 1];
+ }
+
+ /**
+ * Tests a token and returns it or throws a syntax error.
+ *
+ * @return Twig_Token
+ */
+ public function expect($type, $value = null, $message = null)
+ {
+ $token = $this->tokens[$this->current];
+ if (!$token->test($type, $value)) {
+ $line = $token->getLine();
+ throw new Twig_Error_Syntax(sprintf('%sUnexpected token "%s" of value "%s" ("%s" expected%s)',
+ $message ? $message.'. ' : '',
+ Twig_Token::typeToEnglish($token->getType(), $line), $token->getValue(),
+ Twig_Token::typeToEnglish($type, $line), $value ? sprintf(' with value "%s"', $value) : ''),
+ $line,
+ $this->filename
+ );
+ }
+ $this->next();
+
+ return $token;
+ }
+
+ /**
+ * Looks at the next token.
+ *
+ * @param integer $number
+ *
+ * @return Twig_Token
+ */
+ public function look($number = 1)
+ {
+ if (!isset($this->tokens[$this->current + $number])) {
+ throw new Twig_Error_Syntax('Unexpected end of template', $this->tokens[$this->current + $number - 1]->getLine(), $this->filename);
+ }
+
+ return $this->tokens[$this->current + $number];
+ }
+
+ /**
+ * Tests the current token
+ *
+ * @return bool
+ */
+ public function test($primary, $secondary = null)
+ {
+ return $this->tokens[$this->current]->test($primary, $secondary);
+ }
+
+ /**
+ * Checks if end of stream was reached
+ *
+ * @return bool
+ */
+ public function isEOF()
+ {
+ return $this->tokens[$this->current]->getType() === Twig_Token::EOF_TYPE;
+ }
+
+ /**
+ * Gets the current token
+ *
+ * @return Twig_Token
+ */
+ public function getCurrent()
+ {
+ return $this->tokens[$this->current];
+ }
+
+ /**
+ * Gets the filename associated with this stream
+ *
+ * @return string
+ */
+ public function getFilename()
+ {
+ return $this->filename;
+ }
+}
*/
define ('POCHE_VERSION', '0.3');
-
-if (!is_dir('db/')) {
- @mkdir('db/',0705);
-}
-
define ('MODE_DEMO', FALSE);
-define ('ABS_PATH', 'assets/');
-define ('CONVERT_LINKS_FOOTNOTES', TRUE);
-define ('REVERT_FORCED_PARAGRAPH_ELEMENTS',FALSE);
-define ('DOWNLOAD_PICTURES', TRUE);
+define ('CONVERT_LINKS_FOOTNOTES', FALSE);
+define ('REVERT_FORCED_PARAGRAPH_ELEMENTS', FALSE);
+define ('DOWNLOAD_PICTURES', FALSE);
define ('SALT', '464v54gLLw928uz4zUBqkRJeiPY68zCX');
+define ('ABS_PATH', 'assets/');
+define ('TPL', './tpl');
+define ('LOCALE', './locale');
+define ('CACHE', './cache');
define ('LANG', 'fr_FR.UTF8');
-putenv("LC_ALL=".LANG);
-setlocale(LC_ALL, LANG);
-bindtextdomain(LANG, "./locale");
-textdomain(LANG);
-
$storage_type = 'sqlite'; # sqlite or file
-include 'functions.php';
+# /!\ Be careful if you change the lines below /!\
+
+require_once 'pocheCore.php';
require_once 'Readability.php';
require_once 'Encoding.php';
-require_once 'rain.tpl.class.php';
-require_once 'MyTool.class.php';
+require_once 'pocheTool.class.php';
require_once 'Session.class.php';
+require_once 'Twig/Autoloader.php';
require_once 'store/store.class.php';
-require_once 'store/sqlite.class.php';
-require_once 'store/file.class.php';
-require_once 'class.messages.php';
+require_once 'store/' . $storage_type . '.class.php';
-Session::init();
+if (DOWNLOAD_PICTURES) {
+ require_once 'pochePicture.php';
+}
+
+# i18n
+putenv('LC_ALL=' . LANG);
+setlocale(LC_ALL, LANG);
+bindtextdomain(LANG, LOCALE);
+textdomain(LANG);
+
+# template engine
+Twig_Autoloader::register();
+$loader = new Twig_Loader_Filesystem(TPL);
+$twig = new Twig_Environment($loader, array(
+ 'cache' => CACHE,
+));
+$twig->addExtension(new Twig_Extensions_Extension_I18n());
-$store = new $storage_type();
-# initialisation de RainTPL
-raintpl::$tpl_dir = './tpl/';
-raintpl::$cache_dir = './cache/';
-raintpl::$base_url = get_poche_url();
-raintpl::configure('path_replace', false);
-raintpl::configure('debug', false);
-$tpl = new raintpl();
+Session::init();
+$store = new $storage_type();
+# installation
if(!$store->isInstalled())
{
- logm('poche still not installed');
- $tpl->draw('install');
+ pocheTool::logm('poche still not installed');
+ echo $twig->render('install.twig', array(
+ 'token' => Session::getToken(),
+ ));
if (isset($_GET['install'])) {
if (($_POST['password'] == $_POST['password_repeat'])
&& $_POST['password'] != "" && $_POST['login'] != "") {
+ # let's rock, install poche baby !
$store->install($_POST['login'], encode_string($_POST['password'] . $_POST['login']));
Session::logout();
- MyTool::redirect();
+ pocheTool::redirect();
}
}
exit();
}
$_SESSION['login'] = (isset ($_SESSION['login'])) ? $_SESSION['login'] : $store->getLogin();
-$_SESSION['pass'] = (isset ($_SESSION['pass'])) ? $_SESSION['pass'] : $store->getPassword();
-
-$msg = new Messages();
-$tpl->assign('msg', $msg);
\ No newline at end of file
+$_SESSION['pass'] = (isset ($_SESSION['pass'])) ? $_SESSION['pass'] : $store->getPassword();
\ No newline at end of file
+++ /dev/null
-<?php
-/**
- * poche, a read it later open source system
- *
- * @category poche
- * @author Nicolas Lœuillet <support@inthepoche.com>
- * @copyright 2013
- * @license http://www.wtfpl.net/ see COPYING file
- */
-
-/**
- * Permet de générer l'URL de poche pour le bookmarklet
- */
-function get_poche_url()
-{
- $protocol = "http";
- if(isset($_SERVER['HTTPS'])) {
- if($_SERVER['HTTPS'] != "off" && $_SERVER['HTTPS'] != "") {
- $protocol = "https";
- }
- }
-
- return $protocol . "://" . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
-}
-
-function encode_string($string)
-{
- return sha1($string . SALT);
-}
-
-// function define to retrieve url content
-function get_external_file($url)
-{
- $timeout = 15;
- // spoofing FireFox 18.0
- $useragent="Mozilla/5.0 (Windows NT 5.1; rv:18.0) Gecko/20100101 Firefox/18.0";
-
- if (in_array ('curl', get_loaded_extensions())) {
- // Fetch feed from URL
- $curl = curl_init();
- curl_setopt($curl, CURLOPT_URL, $url);
- curl_setopt($curl, CURLOPT_TIMEOUT, $timeout);
- curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true);
- curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
- curl_setopt($curl, CURLOPT_HEADER, false);
-
- // FOR SSL do not verified certificate
- curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);
- curl_setopt($curl, CURLOPT_AUTOREFERER, TRUE );
-
- // FeedBurner requires a proper USER-AGENT...
- curl_setopt($curl, CURL_HTTP_VERSION_1_1, true);
- curl_setopt($curl, CURLOPT_ENCODING, "gzip, deflate");
- curl_setopt($curl, CURLOPT_USERAGENT, $useragent);
-
- $data = curl_exec($curl);
-
- $httpcode = curl_getinfo($curl, CURLINFO_HTTP_CODE);
-
- $httpcodeOK = isset($httpcode) and ($httpcode == 200 or $httpcode == 301);
-
- curl_close($curl);
- } else {
-
- // create http context and add timeout and user-agent
- $context = stream_context_create(array(
- 'http'=>array('timeout' => $timeout,
- 'header'=> "User-Agent: ".$useragent, /*spoot Mozilla Firefox*/
- 'follow_location' => true),
- // FOR SSL do not verified certificate
- 'ssl' => array('verify_peer' => false,
- 'allow_self_signed' => true)
- )
- );
-
- // only download page lesser than 4MB
- $data = @file_get_contents($url, false, $context, -1, 4000000); // We download at most 4 MB from source.
-
- if(isset($http_response_header) and isset($http_response_header[0])) {
- $httpcodeOK = isset($http_response_header) and isset($http_response_header[0]) and ((strpos($http_response_header[0], '200 OK') !== FALSE) or (strpos($http_response_header[0], '301 Moved Permanently') !== FALSE));
- }
- }
-
- // if response is not empty and response is OK
- if (isset($data) and isset($httpcodeOK) and $httpcodeOK ) {
-
- // take charset of page and get it
- preg_match('#<meta .*charset=.*>#Usi', $data, $meta);
-
- // if meta tag is found
- if (!empty($meta[0])) {
- // retrieve encoding in $enc
- preg_match('#charset="?(.*)"#si', $meta[0], $enc);
-
- // if charset is found set it otherwise, set it to utf-8
- $html_charset = (!empty($enc[1])) ? strtolower($enc[1]) : 'utf-8';
-
- } else {
- $html_charset = 'utf-8';
- $enc[1] = '';
- }
-
- // replace charset of url to charset of page
- $data = str_replace('charset='.$enc[1], 'charset='.$html_charset, $data);
-
- return $data;
- }
- else {
- return FALSE;
- }
-}
-
-/**
- * Préparation de l'URL avec récupération du contenu avant insertion en base
- */
-function prepare_url($url)
-{
- $parametres = array();
- $url = html_entity_decode(trim($url));
-
- // We remove the annoying parameters added by FeedBurner and GoogleFeedProxy (?utm_source=...)
- // from shaarli, by sebsauvage
- $i=strpos($url,'&utm_source='); if ($i!==false) $url=substr($url,0,$i);
- $i=strpos($url,'?utm_source='); if ($i!==false) $url=substr($url,0,$i);
- $i=strpos($url,'#xtor=RSS-'); if ($i!==false) $url=substr($url,0,$i);
-
- $title = $url;
- $html = Encoding::toUTF8(get_external_file($url,15));
- // If get_external_file if not able to retrieve HTTPS content try the same URL with HTTP protocol
- if (!preg_match('!^https?://!i', $url) && (!isset($html) || strlen($html) <= 0)) {
- $url = 'http://' . $url;
- $html = Encoding::toUTF8(get_external_file($url,15));
- }
-
- if (function_exists('tidy_parse_string')) {
- $tidy = tidy_parse_string($html, array(), 'UTF8');
- $tidy->cleanRepair();
- $html = $tidy->value;
- }
-
- if (isset($html) and strlen($html) > 0)
- {
- $r = new Readability($html, $url);
-
- $r->convertLinksToFootnotes = CONVERT_LINKS_FOOTNOTES;
- $r->revertForcedParagraphElements = REVERT_FORCED_PARAGRAPH_ELEMENTS;
-
- if($r->init())
- {
- $content = $r->articleContent->innerHTML;
- $parametres['title'] = $r->articleTitle->innerHTML;
- $parametres['content'] = $content;
- return $parametres;
- }
- }
-
- return FALSE;
-}
-
-/**
- * On modifie les URLS des images dans le corps de l'article
- */
-function filtre_picture($content, $url, $id)
-{
- $matches = array();
- preg_match_all('#<\s*(img)[^>]+src="([^"]*)"[^>]*>#Si', $content, $matches, PREG_SET_ORDER);
- foreach($matches as $i => $link)
- {
- $link[1] = trim($link[1]);
- if (!preg_match('#^(([a-z]+://)|(\#))#', $link[1]) )
- {
- $absolute_path = get_absolute_link($link[2],$url);
- $filename = basename(parse_url($absolute_path, PHP_URL_PATH));
- $directory = create_assets_directory($id);
- $fullpath = $directory . '/' . $filename;
- download_pictures($absolute_path, $fullpath);
- $content = str_replace($matches[$i][2], $fullpath, $content);
- }
-
- }
-
- return $content;
-}
-
-/**
- * Retourne le lien absolu
- */
-function get_absolute_link($relative_link, $url)
-{
- /* return if already absolute URL */
- if (parse_url($relative_link, PHP_URL_SCHEME) != '') return $relative_link;
-
- /* queries and anchors */
- if ($relative_link[0]=='#' || $relative_link[0]=='?') return $url . $relative_link;
-
- /* parse base URL and convert to local variables:
- $scheme, $host, $path */
- extract(parse_url($url));
-
- /* remove non-directory element from path */
- $path = preg_replace('#/[^/]*$#', '', $path);
-
- /* destroy path if relative url points to root */
- if ($relative_link[0] == '/') $path = '';
-
- /* dirty absolute URL */
- $abs = $host . $path . '/' . $relative_link;
-
- /* replace '//' or '/./' or '/foo/../' with '/' */
- $re = array('#(/\.?/)#', '#/(?!\.\.)[^/]+/\.\./#');
- for($n=1; $n>0; $abs=preg_replace($re, '/', $abs, -1, $n)) {}
-
- /* absolute URL is ready! */
- return $scheme.'://'.$abs;
-}
-
-/**
- * Téléchargement des images
- */
-
-function download_pictures($absolute_path, $fullpath)
-{
- $rawdata = get_external_file($absolute_path);
-
- if(file_exists($fullpath)) {
- unlink($fullpath);
- }
- $fp = fopen($fullpath, 'x');
- fwrite($fp, $rawdata);
- fclose($fp);
-}
-
-/**
- * Crée un répertoire de médias pour l'article
- */
-function create_assets_directory($id)
-{
- $assets_path = ABS_PATH;
- if(!is_dir($assets_path)) {
- mkdir($assets_path, 0705);
- }
-
- $article_directory = $assets_path . $id;
- if(!is_dir($article_directory)) {
- mkdir($article_directory, 0705);
- }
-
- return $article_directory;
-}
-
-/**
- * Suppression du répertoire d'images
- */
-function remove_directory($directory)
-{
- if(is_dir($directory)) {
- $files = array_diff(scandir($directory), array('.','..'));
- foreach ($files as $file) {
- (is_dir("$directory/$file")) ? remove_directory("$directory/$file") : unlink("$directory/$file");
- }
- return rmdir($directory);
- }
-}
-
-function display_view($view, $id = 0, $full_head = 'yes')
-{
- global $tpl, $store, $msg;
-
- switch ($view)
- {
- case 'export':
- $entries = $store->retrieveAll();
- $tpl->assign('export', myTool::renderJson($entries));
- $tpl->draw('export');
- logm('export view');
- break;
- case 'config':
- $tpl->assign('load_all_js', 0);
- $tpl->draw('head');
- $tpl->draw('home');
- $tpl->draw('config');
- $tpl->draw('js');
- $tpl->draw('footer');
- logm('config view');
- break;
- case 'view':
- $entry = $store->retrieveOneById($id);
-
- if ($entry != NULL) {
- $tpl->assign('id', $entry['id']);
- $tpl->assign('url', $entry['url']);
- $tpl->assign('title', $entry['title']);
- $content = $entry['content'];
- if (function_exists('tidy_parse_string')) {
- $tidy = tidy_parse_string($content, array('indent'=>true, 'show-body-only' => true), 'UTF8');
- $tidy->cleanRepair();
- $content = $tidy->value;
- }
- $tpl->assign('content', $content);
- $tpl->assign('is_fav', $entry['is_fav']);
- $tpl->assign('is_read', $entry['is_read']);
- $tpl->assign('load_all_js', 0);
- $tpl->draw('view');
- }
- else {
- logm('error in view call : entry is NULL');
- }
-
- logm('view link #' . $id);
- break;
- default: # home view
- $entries = $store->getEntriesByView($view);
-
- $tpl->assign('entries', $entries);
-
- if ($full_head == 'yes') {
- $tpl->assign('load_all_js', 1);
- $tpl->draw('head');
- $tpl->draw('home');
- }
-
- $tpl->draw('entries');
-
- if ($full_head == 'yes') {
- $tpl->draw('js');
- $tpl->draw('footer');
- }
- break;
- }
-}
-
-/**
- * Appel d'une action (mark as fav, archive, delete)
- */
-function action_to_do($action, $url, $id = 0)
-{
- global $store, $msg;
-
- switch ($action)
- {
- case 'add':
- if ($url == '')
- continue;
-
- $url = base64_decode($url);
- error_log(print_r($url, TRUE));
- if (MyTool::isUrl($url)) {
- if($parametres_url = prepare_url($url)) {
- if ($store->add($url, $parametres_url['title'], $parametres_url['content'])) {
- $last_id = $store->getLastId();
- if (DOWNLOAD_PICTURES) {
- $content = filtre_picture($parametres_url['content'], $url, $last_id);
- }
- $msg->add('s', _('the link has been added successfully'));
- }
- else {
- $msg->add('e', _('error during insertion : the link wasn\'t added'));
- }
- }
- else {
- $msg->add('e', _('error during url preparation : the link wasn\'t added'));
- logm('error during url preparation');
- }
- }
- else {
- $msg->add('e', _('error during url preparation : the link is not valid'));
- logm($url . ' is not a valid url');
- }
-
- logm('add link ' . $url);
- break;
- case 'delete':
- if ($store->deleteById($id)) {
- remove_directory(ABS_PATH . $id);
- $msg->add('s', _('the link has been deleted successfully'));
- logm('delete link #' . $id);
- }
- else {
- $msg->add('e', _('the link wasn\'t deleted'));
- logm('error : can\'t delete link #' . $id);
- }
- break;
- case 'toggle_fav' :
- $store->favoriteById($id);
- logm('mark as favorite link #' . $id);
- break;
- case 'toggle_archive' :
- $store->archiveById($id);
- logm('archive link #' . $id);
- break;
- default:
- break;
- }
-}
-
-function logm($message)
-{
- $t = strval(date('Y/m/d_H:i:s')).' - '.$_SERVER["REMOTE_ADDR"].' - '.strval($message)."\n";
- file_put_contents('./log.txt',$t,FILE_APPEND);
-}
--- /dev/null
+<?php
+/**
+ * poche, a read it later open source system
+ *
+ * @category poche
+ * @author Nicolas Lœuillet <support@inthepoche.com>
+ * @copyright 2013
+ * @license http://www.wtfpl.net/ see COPYING file
+ */
+
+function encode_string($string)
+{
+ return sha1($string . SALT);
+}
+
+function get_external_file($url)
+{
+ $timeout = 15;
+ $useragent = "Mozilla/5.0 (Windows NT 5.1; rv:18.0) Gecko/20100101 Firefox/18.0";
+
+ if (in_array ('curl', get_loaded_extensions())) {
+ # Fetch feed from URL
+ $curl = curl_init();
+ curl_setopt($curl, CURLOPT_URL, $url);
+ curl_setopt($curl, CURLOPT_TIMEOUT, $timeout);
+ curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true);
+ curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
+ curl_setopt($curl, CURLOPT_HEADER, false);
+
+ # for ssl, do not verified certificate
+ curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);
+ curl_setopt($curl, CURLOPT_AUTOREFERER, TRUE );
+
+ # FeedBurner requires a proper USER-AGENT...
+ curl_setopt($curl, CURL_HTTP_VERSION_1_1, true);
+ curl_setopt($curl, CURLOPT_ENCODING, "gzip, deflate");
+ curl_setopt($curl, CURLOPT_USERAGENT, $useragent);
+
+ $data = curl_exec($curl);
+ $httpcode = curl_getinfo($curl, CURLINFO_HTTP_CODE);
+ $httpcodeOK = isset($httpcode) and ($httpcode == 200 or $httpcode == 301);
+ curl_close($curl);
+ } else {
+ # create http context and add timeout and user-agent
+ $context = stream_context_create(
+ array(
+ 'http' => array(
+ 'timeout' => $timeout,
+ 'header' => "User-Agent: " . $useragent,
+ 'follow_location' => true
+ ),
+ 'ssl' => array(
+ 'verify_peer' => false,
+ 'allow_self_signed' => true
+ )
+ )
+ );
+
+ # only download page lesser than 4MB
+ $data = @file_get_contents($url, false, $context, -1, 4000000);
+
+ if (isset($http_response_header) and isset($http_response_header[0])) {
+ $httpcodeOK = isset($http_response_header) and isset($http_response_header[0]) and ((strpos($http_response_header[0], '200 OK') !== FALSE) or (strpos($http_response_header[0], '301 Moved Permanently') !== FALSE));
+ }
+ }
+
+ # if response is not empty and response is OK
+ if (isset($data) and isset($httpcodeOK) and $httpcodeOK) {
+
+ # take charset of page and get it
+ preg_match('#<meta .*charset=.*>#Usi', $data, $meta);
+
+ # if meta tag is found
+ if (!empty($meta[0])) {
+ preg_match('#charset="?(.*)"#si', $meta[0], $encoding);
+ # if charset is found set it otherwise, set it to utf-8
+ $html_charset = (!empty($encoding[1])) ? strtolower($encoding[1]) : 'utf-8';
+ } else {
+ $html_charset = 'utf-8';
+ $encoding[1] = '';
+ }
+
+ # replace charset of url to charset of page
+ $data = str_replace('charset=' . $encoding[1], 'charset=' . $html_charset, $data);
+
+ return $data;
+ }
+ else {
+ return FALSE;
+ }
+}
+
+function fetch_url_content($url)
+{
+ $url = base64_decode($url);
+ if (pocheTool::isUrl($url)) {
+ $url = pocheTool::cleanURL($url);
+ $html = Encoding::toUTF8(get_external_file($url));
+
+ # if get_external_file if not able to retrieve HTTPS content, try the same URL with HTTP protocol
+ if (!preg_match('!^https?://!i', $url) && (!isset($html) || strlen($html) <= 0)) {
+ $url = 'http://' . $url;
+ $html = Encoding::toUTF8(get_external_file($url));
+ }
+
+ if (function_exists('tidy_parse_string')) {
+ $tidy = tidy_parse_string($html, array(), 'UTF8');
+ $tidy->cleanRepair();
+ $html = $tidy->value;
+ }
+
+ $parameters = array();
+ if (isset($html) and strlen($html) > 0)
+ {
+ $readability = new Readability($html, $url);
+ $readability->convertLinksToFootnotes = CONVERT_LINKS_FOOTNOTES;
+ $readability->revertForcedParagraphElements = REVERT_FORCED_PARAGRAPH_ELEMENTS;
+
+ if($readability->init())
+ {
+ $content = $readability->articleContent->innerHTML;
+ $parameters['title'] = $readability->articleTitle->innerHTML;
+ $parameters['content'] = $content;
+
+ return $parameters;
+ }
+ }
+ }
+ else {
+ #$msg->add('e', _('error during url preparation : the link is not valid'));
+ pocheTool::logm($url . ' is not a valid url');
+ }
+
+ return FALSE;
+}
+
+function display_view($view, $id = 0, $full_head = 'yes')
+{
+ global $tpl, $store, $msg;
+
+ switch ($view)
+ {
+ case 'export':
+ $entries = $store->retrieveAll();
+ $tpl->assign('export', pocheTool::renderJson($entries));
+ $tpl->draw('export');
+ pocheTool::logm('export view');
+ break;
+ case 'config':
+ $tpl->assign('load_all_js', 0);
+ $tpl->draw('head');
+ $tpl->draw('home');
+ $tpl->draw('config');
+ $tpl->draw('js');
+ $tpl->draw('footer');
+ pocheTool::logm('config view');
+ break;
+ case 'view':
+ $entry = $store->retrieveOneById($id);
+
+ if ($entry != NULL) {
+ $tpl->assign('id', $entry['id']);
+ $tpl->assign('url', $entry['url']);
+ $tpl->assign('title', $entry['title']);
+ $content = $entry['content'];
+ if (function_exists('tidy_parse_string')) {
+ $tidy = tidy_parse_string($content, array('indent'=>true, 'show-body-only' => true), 'UTF8');
+ $tidy->cleanRepair();
+ $content = $tidy->value;
+ }
+ $tpl->assign('content', $content);
+ $tpl->assign('is_fav', $entry['is_fav']);
+ $tpl->assign('is_read', $entry['is_read']);
+ $tpl->assign('load_all_js', 0);
+ $tpl->draw('view');
+ }
+ else {
+ pocheTool::logm('error in view call : entry is NULL');
+ }
+
+ pocheTool::logm('view link #' . $id);
+ break;
+ default: # home view
+ $entries = $store->getEntriesByView($view);
+
+ $tpl->assign('entries', $entries);
+
+ if ($full_head == 'yes') {
+ $tpl->assign('load_all_js', 1);
+ $tpl->draw('head');
+ $tpl->draw('home');
+ }
+
+ $tpl->draw('entries');
+
+ if ($full_head == 'yes') {
+ $tpl->draw('js');
+ $tpl->draw('footer');
+ }
+ break;
+ }
+}
+
+/**
+ * Appel d'une action (mark as fav, archive, delete)
+ */
+function action_to_do($action, $url, $id = 0)
+{
+ global $store, $msg;
+
+ switch ($action)
+ {
+ case 'add':
+ if($parametres_url = fetch_url_content($url)) {
+ if ($store->add($url, $parametres_url['title'], $parametres_url['content'])) {
+ pocheTool::logm('add link ' . $url);
+ $last_id = $store->getLastId();
+ if (DOWNLOAD_PICTURES) {
+ $content = filtre_picture($parametres_url['content'], $url, $last_id);
+ }
+ #$msg->add('s', _('the link has been added successfully'));
+ }
+ else {
+ #$msg->add('e', _('error during insertion : the link wasn\'t added'));
+ pocheTool::logm('error during insertion : the link wasn\'t added');
+ }
+ }
+ else {
+ #$msg->add('e', _('error during url preparation : the link wasn\'t added'));
+ pocheTool::logm('error during content fetch');
+ }
+ break;
+ case 'delete':
+ if ($store->deleteById($id)) {
+ if (DOWNLOAD_PICTURES) {
+ remove_directory(ABS_PATH . $id);
+ }
+ #$msg->add('s', _('the link has been deleted successfully'));
+ pocheTool::logm('delete link #' . $id);
+ }
+ else {
+ #$msg->add('e', _('the link wasn\'t deleted'));
+ pocheTool::logm('error : can\'t delete link #' . $id);
+ }
+ break;
+ case 'toggle_fav' :
+ $store->favoriteById($id);
+ pocheTool::logm('mark as favorite link #' . $id);
+ break;
+ case 'toggle_archive' :
+ $store->archiveById($id);
+ pocheTool::logm('archive link #' . $id);
+ break;
+ default:
+ break;
+ }
+}
--- /dev/null
+<?php
+/**
+ * poche, a read it later open source system
+ *
+ * @category poche
+ * @author Nicolas Lœuillet <support@inthepoche.com>
+ * @copyright 2013
+ * @license http://www.wtfpl.net/ see COPYING file
+ */
+
+/**
+ * On modifie les URLS des images dans le corps de l'article
+ */
+function filtre_picture($content, $url, $id)
+{
+ $matches = array();
+ preg_match_all('#<\s*(img)[^>]+src="([^"]*)"[^>]*>#Si', $content, $matches, PREG_SET_ORDER);
+ foreach($matches as $i => $link)
+ {
+ $link[1] = trim($link[1]);
+ if (!preg_match('#^(([a-z]+://)|(\#))#', $link[1]) )
+ {
+ $absolute_path = get_absolute_link($link[2],$url);
+ $filename = basename(parse_url($absolute_path, PHP_URL_PATH));
+ $directory = create_assets_directory($id);
+ $fullpath = $directory . '/' . $filename;
+ download_pictures($absolute_path, $fullpath);
+ $content = str_replace($matches[$i][2], $fullpath, $content);
+ }
+
+ }
+
+ return $content;
+}
+
+/**
+ * Retourne le lien absolu
+ */
+function get_absolute_link($relative_link, $url)
+{
+ /* return if already absolute URL */
+ if (parse_url($relative_link, PHP_URL_SCHEME) != '') return $relative_link;
+
+ /* queries and anchors */
+ if ($relative_link[0]=='#' || $relative_link[0]=='?') return $url . $relative_link;
+
+ /* parse base URL and convert to local variables:
+ $scheme, $host, $path */
+ extract(parse_url($url));
+
+ /* remove non-directory element from path */
+ $path = preg_replace('#/[^/]*$#', '', $path);
+
+ /* destroy path if relative url points to root */
+ if ($relative_link[0] == '/') $path = '';
+
+ /* dirty absolute URL */
+ $abs = $host . $path . '/' . $relative_link;
+
+ /* replace '//' or '/./' or '/foo/../' with '/' */
+ $re = array('#(/\.?/)#', '#/(?!\.\.)[^/]+/\.\./#');
+ for($n=1; $n>0; $abs=preg_replace($re, '/', $abs, -1, $n)) {}
+
+ /* absolute URL is ready! */
+ return $scheme.'://'.$abs;
+}
+
+/**
+ * Téléchargement des images
+ */
+
+function download_pictures($absolute_path, $fullpath)
+{
+ $rawdata = get_external_file($absolute_path);
+
+ if(file_exists($fullpath)) {
+ unlink($fullpath);
+ }
+ $fp = fopen($fullpath, 'x');
+ fwrite($fp, $rawdata);
+ fclose($fp);
+}
+
+/**
+ * Crée un répertoire de médias pour l'article
+ */
+function create_assets_directory($id)
+{
+ $assets_path = ABS_PATH;
+ if(!is_dir($assets_path)) {
+ mkdir($assets_path, 0705);
+ }
+
+ $article_directory = $assets_path . $id;
+ if(!is_dir($article_directory)) {
+ mkdir($article_directory, 0705);
+ }
+
+ return $article_directory;
+}
+
+/**
+ * Suppression du répertoire d'images
+ */
+function remove_directory($directory)
+{
+ if(is_dir($directory)) {
+ $files = array_diff(scandir($directory), array('.','..'));
+ foreach ($files as $file) {
+ (is_dir("$directory/$file")) ? remove_directory("$directory/$file") : unlink("$directory/$file");
+ }
+ return rmdir($directory);
+ }
+}
public static function isUrl($url)
{
- // http://neo22s.com/check-if-url-exists-and-is-online-php/
- $pattern='|^http(s)?://[a-z0-9-]+(.[a-z0-9-]+)*(:[0-9]+)?(/.*)?$|i';
+ $pattern = '|^http(s)?://[a-z0-9-]+(.[a-z0-9-]+)*(:[0-9]+)?(/.*)?$|i';
return preg_match($pattern, $url);
}
. $_SERVER["SERVER_NAME"] . $serverport . $scriptname;
}
- public static function renderJson($data)
+ public static function redirect($url = '')
{
- header('Cache-Control: no-cache, must-revalidate');
- header('Expires: Sat, 26 Jul 1997 05:00:00 GMT');
- header('Content-type: application/json; charset=UTF-8');
-
- echo json_encode($data);
- exit();
- }
-
- public static function redirect($rurl = '')
- {
- if ($rurl === '') {
- $rurl = (empty($_SERVER['HTTP_REFERER'])?'?':$_SERVER['HTTP_REFERER']);
+ if ($url === '') {
+ $url = (empty($_SERVER['HTTP_REFERER'])?'?':$_SERVER['HTTP_REFERER']);
if (isset($_POST['returnurl'])) {
- $rurl = $_POST['returnurl'];
+ $url = $_POST['returnurl'];
}
}
- // prevent loop
- if (empty($rurl) || parse_url($rurl, PHP_URL_QUERY) === $_SERVER['QUERY_STRING']) {
- $rurl = pocheTool::getUrl();
+ # prevent loop
+ if (empty($url) || parse_url($url, PHP_URL_QUERY) === $_SERVER['QUERY_STRING']) {
+ $url = pocheTool::getUrl();
}
- if (substr($rurl, 0, 1) !== '?') {
+ if (substr($url, 0, 1) !== '?') {
$ref = pocheTool::getUrl();
- if (substr($rurl, 0, strlen($ref)) !== $ref) {
- $rurl = $ref;
+ if (substr($url, 0, strlen($ref)) !== $ref) {
+ $url = $ref;
}
}
- header('Location: '.$rurl);
+ header('Location: '.$url);
exit();
}
+
+ public static function cleanURL($url)
+ {
+
+ $url = html_entity_decode(trim($url));
+
+ $stuff = strpos($url,'&utm_source=');
+ if ($stuff !== FALSE)
+ $url = substr($url, 0, $stuff);
+ $stuff = strpos($url,'?utm_source=');
+ if ($stuff !== FALSE)
+ $url = substr($url, 0, $stuff);
+ $stuff = strpos($url,'#xtor=RSS-');
+ if ($stuff !== FALSE)
+ $url = substr($url, 0, $stuff);
+
+ return $url;
+ }
+
+ public static function renderJson($data)
+ {
+ header('Cache-Control: no-cache, must-revalidate');
+ header('Expires: Sat, 26 Jul 1997 05:00:00 GMT');
+ header('Content-type: application/json; charset=UTF-8');
+
+ echo json_encode($data);
+ exit();
+ }
+
+ public static function logm($message)
+ {
+ $t = strval(date('Y/m/d_H:i:s')).' - '.$_SERVER["REMOTE_ADDR"].' - '.strval($message)."\n";
+ file_put_contents('./log.txt',$t,FILE_APPEND);
+ }
}
\ No newline at end of file
+++ /dev/null
-<?php
-
-/**
- * RainTPL
- * -------
- * Realized by Federico Ulfo & maintained by the Rain Team
- * Distributed under GNU/LGPL 3 License
- *
- * @version 2.7.2
- */
-
-
-class RainTPL{
-
- // -------------------------
- // CONFIGURATION
- // -------------------------
-
- /**
- * Template directory
- *
- * @var string
- */
- static $tpl_dir = "tpl/";
-
-
- /**
- * Cache directory. Is the directory where RainTPL will compile the template and save the cache
- *
- * @var string
- */
- static $cache_dir = "tmp/";
-
-
- /**
- * Template base URL. RainTPL will add this URL to the relative paths of element selected in $path_replace_list.
- *
- * @var string
- */
- static $base_url = null;
-
-
- /**
- * Template extension.
- *
- * @var string
- */
- static $tpl_ext = "html";
-
-
- /**
- * Path replace is a cool features that replace all relative paths of images (<img src="...">), stylesheet (<link href="...">), script (<script src="...">) and link (<a href="...">)
- * Set true to enable the path replace.
- *
- * @var unknown_type
- */
- static $path_replace = true;
-
-
- /**
- * You can set what the path_replace method will replace.
- * Avaible options: a, img, link, script, input
- *
- * @var array
- */
- static $path_replace_list = array( 'a', 'img', 'link', 'script', 'input' );
-
-
- /**
- * You can define in the black list what string are disabled into the template tags
- *
- * @var unknown_type
- */
- static $black_list = array( '\$this', 'raintpl::', 'self::', '_SESSION', '_SERVER', '_ENV', 'eval', 'exec', 'unlink', 'rmdir' );
-
-
- /**
- * Check template.
- * true: checks template update time, if changed it compile them
- * false: loads the compiled template. Set false if server doesn't have write permission for cache_directory.
- *
- */
- static $check_template_update = true;
-
-
- /**
- * PHP tags <? ?>
- * True: php tags are enabled into the template
- * False: php tags are disabled into the template and rendered as html
- *
- * @var bool
- */
- static $php_enabled = true;
-
-
- /**
- * Debug mode flag.
- * True: debug mode is used, syntax errors are displayed directly in template. Execution of script is not terminated.
- * False: exception is thrown on found error.
- *
- * @var bool
- */
- static $debug = false;
-
- // -------------------------
-
-
- // -------------------------
- // RAINTPL VARIABLES
- // -------------------------
-
- /**
- * Is the array where RainTPL keep the variables assigned
- *
- * @var array
- */
- public $var = array();
-
- protected $tpl = array(), // variables to keep the template directories and info
- $cache = false, // static cache enabled / disabled
- $cache_id = null; // identify only one cache
-
- protected static $config_name_sum = array(); // takes all the config to create the md5 of the file
-
- // -------------------------
-
-
-
- const CACHE_EXPIRE_TIME = 3600; // default cache expire time = hour
-
-
-
- /**
- * Assign variable
- * eg. $t->assign('name','mickey');
- *
- * @param mixed $variable_name Name of template variable or associative array name/value
- * @param mixed $value value assigned to this variable. Not set if variable_name is an associative array
- */
-
- function assign( $variable, $value = null ){
- if( is_array( $variable ) )
- $this->var += $variable;
- else
- $this->var[ $variable ] = $value;
- }
-
-
-
- /**
- * Draw the template
- * eg. $html = $tpl->draw( 'demo', TRUE ); // return template in string
- * or $tpl->draw( $tpl_name ); // echo the template
- *
- * @param string $tpl_name template to load
- * @param boolean $return_string true=return a string, false=echo the template
- * @return string
- */
-
- function draw( $tpl_name, $return_string = false ){
-
- try {
- // compile the template if necessary and set the template filepath
- $this->check_template( $tpl_name );
- } catch (RainTpl_Exception $e) {
- $output = $this->printDebug($e);
- die($output);
- }
-
- // Cache is off and, return_string is false
- // Rain just echo the template
-
- if( !$this->cache && !$return_string ){
- extract( $this->var );
- include $this->tpl['compiled_filename'];
- unset( $this->tpl );
- }
-
-
- // cache or return_string are enabled
- // rain get the output buffer to save the output in the cache or to return it as string
-
- else{
-
- //----------------------
- // get the output buffer
- //----------------------
- ob_start();
- extract( $this->var );
- include $this->tpl['compiled_filename'];
- $raintpl_contents = ob_get_clean();
- //----------------------
-
-
- // save the output in the cache
- if( $this->cache )
- file_put_contents( $this->tpl['cache_filename'], "<?php if(!class_exists('raintpl')){exit;}?>" . $raintpl_contents );
-
- // free memory
- unset( $this->tpl );
-
- // return or print the template
- if( $return_string ) return $raintpl_contents; else echo $raintpl_contents;
-
- }
-
- }
-
-
-
- /**
- * If exists a valid cache for this template it returns the cache
- *
- * @param string $tpl_name Name of template (set the same of draw)
- * @param int $expiration_time Set after how many seconds the cache expire and must be regenerated
- * @return string it return the HTML or null if the cache must be recreated
- */
-
- function cache( $tpl_name, $expire_time = self::CACHE_EXPIRE_TIME, $cache_id = null ){
-
- // set the cache_id
- $this->cache_id = $cache_id;
-
- if( !$this->check_template( $tpl_name ) && file_exists( $this->tpl['cache_filename'] ) && ( time() - filemtime( $this->tpl['cache_filename'] ) < $expire_time ) )
- return substr( file_get_contents( $this->tpl['cache_filename'] ), 43 );
- else{
- //delete the cache of the selected template
- if (file_exists($this->tpl['cache_filename']))
- unlink($this->tpl['cache_filename'] );
- $this->cache = true;
- }
- }
-
-
-
- /**
- * Configure the settings of RainTPL
- *
- */
- static function configure( $setting, $value = null ){
- if( is_array( $setting ) )
- foreach( $setting as $key => $value )
- self::configure( $key, $value );
- else if( property_exists( __CLASS__, $setting ) ){
- self::$$setting = $value;
- self::$config_name_sum[ $setting ] = $value; // take trace of all config
- }
- }
-
-
-
- // check if has to compile the template
- // return true if the template has changed
- protected function check_template( $tpl_name ){
-
- if( !isset($this->tpl['checked']) ){
-
- $tpl_basename = basename( $tpl_name ); // template basename
- $tpl_basedir = strpos($tpl_name,"/") ? dirname($tpl_name) . '/' : null; // template basedirectory
- $tpl_dir = self::$tpl_dir . $tpl_basedir; // template directory
- $this->tpl['tpl_filename'] = $tpl_dir . $tpl_basename . '.' . self::$tpl_ext; // template filename
- $temp_compiled_filename = self::$cache_dir . $tpl_basename . "." . md5( $tpl_dir . serialize(self::$config_name_sum));
- $this->tpl['compiled_filename'] = $temp_compiled_filename . '.rtpl.php'; // cache filename
- $this->tpl['cache_filename'] = $temp_compiled_filename . '.s_' . $this->cache_id . '.rtpl.php'; // static cache filename
-
- // if the template doesn't exsist throw an error
- if( self::$check_template_update && !file_exists( $this->tpl['tpl_filename'] ) ){
- $e = new RainTpl_NotFoundException( 'Template '. $tpl_basename .' not found!' );
- throw $e->setTemplateFile($this->tpl['tpl_filename']);
- }
-
- // file doesn't exsist, or the template was updated, Rain will compile the template
- if( !file_exists( $this->tpl['compiled_filename'] ) || ( self::$check_template_update && filemtime($this->tpl['compiled_filename']) < filemtime( $this->tpl['tpl_filename'] ) ) ){
- $this->compileFile( $tpl_basename, $tpl_basedir, $this->tpl['tpl_filename'], self::$cache_dir, $this->tpl['compiled_filename'] );
- return true;
- }
- $this->tpl['checked'] = true;
- }
- }
-
-
- /**
- * execute stripslaches() on the xml block. Invoqued by preg_replace_callback function below
- * @access protected
- */
- protected function xml_reSubstitution($capture) {
- return "<?php echo '<?xml ".stripslashes($capture[1])." ?>'; ?>";
- }
-
- /**
- * Compile and write the compiled template file
- * @access protected
- */
- protected function compileFile( $tpl_basename, $tpl_basedir, $tpl_filename, $cache_dir, $compiled_filename ){
-
- //read template file
- $this->tpl['source'] = $template_code = file_get_contents( $tpl_filename );
-
- //xml substitution
- $template_code = preg_replace( "/<\?xml(.*?)\?>/s", "##XML\\1XML##", $template_code );
-
- //disable php tag
- if( !self::$php_enabled )
- $template_code = str_replace( array("<?","?>"), array("<?","?>"), $template_code );
-
- //xml re-substitution
- $template_code = preg_replace_callback ( "/##XML(.*?)XML##/s", array($this, 'xml_reSubstitution'), $template_code );
-
- //compile template
- $template_compiled = "<?php if(!class_exists('raintpl')){exit;}?>" . $this->compileTemplate( $template_code, $tpl_basedir );
-
-
- // fix the php-eating-newline-after-closing-tag-problem
- $template_compiled = str_replace( "?>\n", "?>\n\n", $template_compiled );
-
- // create directories
- if( !is_dir( $cache_dir ) )
- mkdir( $cache_dir, 0755, true );
-
- if( !is_writable( $cache_dir ) )
- throw new RainTpl_Exception ('Cache directory ' . $cache_dir . 'doesn\'t have write permission. Set write permission or set RAINTPL_CHECK_TEMPLATE_UPDATE to false. More details on http://www.raintpl.com/Documentation/Documentation-for-PHP-developers/Configuration/');
-
- //write compiled file
- file_put_contents( $compiled_filename, $template_compiled );
- }
-
-
-
- /**
- * Compile template
- * @access protected
- */
- protected function compileTemplate( $template_code, $tpl_basedir ){
-
- //tag list
- $tag_regexp = array( 'loop' => '(\{loop(?: name){0,1}="\${0,1}[^"]*"\})',
- 'loop_close' => '(\{\/loop\})',
- 'if' => '(\{if(?: condition){0,1}="[^"]*"\})',
- 'elseif' => '(\{elseif(?: condition){0,1}="[^"]*"\})',
- 'else' => '(\{else\})',
- 'if_close' => '(\{\/if\})',
- 'function' => '(\{function="[^"]*"\})',
- 'noparse' => '(\{noparse\})',
- 'noparse_close'=> '(\{\/noparse\})',
- 'ignore' => '(\{ignore\}|\{\*)',
- 'ignore_close' => '(\{\/ignore\}|\*\})',
- 'include' => '(\{include="[^"]*"(?: cache="[^"]*")?\})',
- 'template_info'=> '(\{\$template_info\})',
- 'function' => '(\{function="(\w*?)(?:.*?)"\})'
- );
-
- $tag_regexp = "/" . join( "|", $tag_regexp ) . "/";
-
- //split the code with the tags regexp
- $template_code = preg_split ( $tag_regexp, $template_code, -1, PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY );
-
- //path replace (src of img, background and href of link)
- $template_code = $this->path_replace( $template_code, $tpl_basedir );
-
- //compile the code
- $compiled_code = $this->compileCode( $template_code );
-
- //return the compiled code
- return $compiled_code;
-
- }
-
-
-
- /**
- * Compile the code
- * @access protected
- */
- protected function compileCode( $parsed_code ){
-
- //variables initialization
- $compiled_code = $open_if = $comment_is_open = $ignore_is_open = null;
- $loop_level = 0;
-
- //read all parsed code
- while( $html = array_shift( $parsed_code ) ){
-
- //close ignore tag
- if( !$comment_is_open && ( strpos( $html, '{/ignore}' ) !== FALSE || strpos( $html, '*}' ) !== FALSE ) )
- $ignore_is_open = false;
-
- //code between tag ignore id deleted
- elseif( $ignore_is_open ){
- //ignore the code
- }
-
- //close no parse tag
- elseif( strpos( $html, '{/noparse}' ) !== FALSE )
- $comment_is_open = false;
-
- //code between tag noparse is not compiled
- elseif( $comment_is_open )
- $compiled_code .= $html;
-
- //ignore
- elseif( strpos( $html, '{ignore}' ) !== FALSE || strpos( $html, '{*' ) !== FALSE )
- $ignore_is_open = true;
-
- //noparse
- elseif( strpos( $html, '{noparse}' ) !== FALSE )
- $comment_is_open = true;
-
- //include tag
- elseif( preg_match( '/\{include="([^"]*)"(?: cache="([^"]*)"){0,1}\}/', $html, $code ) ){
-
- //variables substitution
- $include_var = $this->var_replace( $code[ 1 ], $left_delimiter = null, $right_delimiter = null, $php_left_delimiter = '".' , $php_right_delimiter = '."', $loop_level );
-
- // if the cache is active
- if( isset($code[ 2 ]) ){
-
- //dynamic include
- $compiled_code .= '<?php $tpl = new '.get_class($this).';' .
- 'if( $cache = $tpl->cache( $template = basename("'.$include_var.'") ) )' .
- ' echo $cache;' .
- 'else{' .
- ' $tpl_dir_temp = self::$tpl_dir;' .
- ' $tpl->assign( $this->var );' .
- ( !$loop_level ? null : '$tpl->assign( "key", $key'.$loop_level.' ); $tpl->assign( "value", $value'.$loop_level.' );' ).
- ' $tpl->draw( dirname("'.$include_var.'") . ( substr("'.$include_var.'",-1,1) != "/" ? "/" : "" ) . basename("'.$include_var.'") );'.
- '} ?>';
- }
- else{
-
- //dynamic include
- $compiled_code .= '<?php $tpl = new '.get_class($this).';' .
- '$tpl_dir_temp = self::$tpl_dir;' .
- '$tpl->assign( $this->var );' .
- ( !$loop_level ? null : '$tpl->assign( "key", $key'.$loop_level.' ); $tpl->assign( "value", $value'.$loop_level.' );' ).
- '$tpl->draw( dirname("'.$include_var.'") . ( substr("'.$include_var.'",-1,1) != "/" ? "/" : "" ) . basename("'.$include_var.'") );'.
- '?>';
-
-
- }
-
- }
-
- //loop
- elseif( preg_match( '/\{loop(?: name){0,1}="\${0,1}([^"]*)"\}/', $html, $code ) ){
-
- //increase the loop counter
- $loop_level++;
-
- //replace the variable in the loop
- $var = $this->var_replace( '$' . $code[ 1 ], $tag_left_delimiter=null, $tag_right_delimiter=null, $php_left_delimiter=null, $php_right_delimiter=null, $loop_level-1 );
-
- //loop variables
- $counter = "\$counter$loop_level"; // count iteration
- $key = "\$key$loop_level"; // key
- $value = "\$value$loop_level"; // value
-
- //loop code
- $compiled_code .= "<?php $counter=-1; if( isset($var) && is_array($var) && sizeof($var) ) foreach( $var as $key => $value ){ $counter++; ?>";
-
- }
-
- //close loop tag
- elseif( strpos( $html, '{/loop}' ) !== FALSE ) {
-
- //iterator
- $counter = "\$counter$loop_level";
-
- //decrease the loop counter
- $loop_level--;
-
- //close loop code
- $compiled_code .= "<?php } ?>";
-
- }
-
- //if
- elseif( preg_match( '/\{if(?: condition){0,1}="([^"]*)"\}/', $html, $code ) ){
-
- //increase open if counter (for intendation)
- $open_if++;
-
- //tag
- $tag = $code[ 0 ];
-
- //condition attribute
- $condition = $code[ 1 ];
-
- // check if there's any function disabled by black_list
- $this->function_check( $tag );
-
- //variable substitution into condition (no delimiter into the condition)
- $parsed_condition = $this->var_replace( $condition, $tag_left_delimiter = null, $tag_right_delimiter = null, $php_left_delimiter = null, $php_right_delimiter = null, $loop_level );
-
- //if code
- $compiled_code .= "<?php if( $parsed_condition ){ ?>";
-
- }
-
- //elseif
- elseif( preg_match( '/\{elseif(?: condition){0,1}="([^"]*)"\}/', $html, $code ) ){
-
- //tag
- $tag = $code[ 0 ];
-
- //condition attribute
- $condition = $code[ 1 ];
-
- //variable substitution into condition (no delimiter into the condition)
- $parsed_condition = $this->var_replace( $condition, $tag_left_delimiter = null, $tag_right_delimiter = null, $php_left_delimiter = null, $php_right_delimiter = null, $loop_level );
-
- //elseif code
- $compiled_code .= "<?php }elseif( $parsed_condition ){ ?>";
- }
-
- //else
- elseif( strpos( $html, '{else}' ) !== FALSE ) {
-
- //else code
- $compiled_code .= '<?php }else{ ?>';
-
- }
-
- //close if tag
- elseif( strpos( $html, '{/if}' ) !== FALSE ) {
-
- //decrease if counter
- $open_if--;
-
- // close if code
- $compiled_code .= '<?php } ?>';
-
- }
-
- //function
- elseif( preg_match( '/\{function="(\w*)(.*?)"\}/', $html, $code ) ){
-
- //tag
- $tag = $code[ 0 ];
-
- //function
- $function = $code[ 1 ];
-
- // check if there's any function disabled by black_list
- $this->function_check( $tag );
-
- if( empty( $code[ 2 ] ) )
- $parsed_function = $function . "()";
- else
- // parse the function
- $parsed_function = $function . $this->var_replace( $code[ 2 ], $tag_left_delimiter = null, $tag_right_delimiter = null, $php_left_delimiter = null, $php_right_delimiter = null, $loop_level );
-
- //if code
- $compiled_code .= "<?php echo $parsed_function; ?>";
- }
-
- // show all vars
- elseif ( strpos( $html, '{$template_info}' ) !== FALSE ) {
-
- //tag
- $tag = '{$template_info}';
-
- //if code
- $compiled_code .= '<?php echo "<pre>"; print_r( $this->var ); echo "</pre>"; ?>';
- }
-
-
- //all html code
- else{
-
- //variables substitution (es. {$title})
- $html = $this->var_replace( $html, $left_delimiter = '\{', $right_delimiter = '\}', $php_left_delimiter = '<?php ', $php_right_delimiter = ';?>', $loop_level, $echo = true );
- //const substitution (es. {#CONST#})
- $html = $this->const_replace( $html, $left_delimiter = '\{', $right_delimiter = '\}', $php_left_delimiter = '<?php ', $php_right_delimiter = ';?>', $loop_level, $echo = true );
- //functions substitution (es. {"string"|functions})
- $compiled_code .= $this->func_replace( $html, $left_delimiter = '\{', $right_delimiter = '\}', $php_left_delimiter = '<?php ', $php_right_delimiter = ';?>', $loop_level, $echo = true );
- }
- }
-
- if( $open_if > 0 ) {
- $e = new RainTpl_SyntaxException('Error! You need to close an {if} tag in ' . $this->tpl['tpl_filename'] . ' template');
- throw $e->setTemplateFile($this->tpl['tpl_filename']);
- }
- return $compiled_code;
- }
-
-
- /**
- * Reduce a path, eg. www/library/../filepath//file => www/filepath/file
- * @param type $path
- * @return type
- */
- protected function reduce_path( $path ){
- $path = str_replace( "://", "@not_replace@", $path );
- $path = str_replace( "//", "/", $path );
- $path = str_replace( "@not_replace@", "://", $path );
- return preg_replace('/\w+\/\.\.\//', '', $path );
- }
-
-
-
- /**
- * replace the path of image src, link href and a href.
- * url => template_dir/url
- * url# => url
- * http://url => http://url
- *
- * @param string $html
- * @return string html sostituito
- */
- protected function path_replace( $html, $tpl_basedir ){
-
- if( self::$path_replace ){
-
- $tpl_dir = self::$base_url . self::$tpl_dir . $tpl_basedir;
-
- // reduce the path
- $path = $this->reduce_path($tpl_dir);
-
- $exp = $sub = array();
-
- if( in_array( "img", self::$path_replace_list ) ){
- $exp = array( '/<img(.*?)src=(?:")(http|https)\:\/\/([^"]+?)(?:")/i', '/<img(.*?)src=(?:")([^"]+?)#(?:")/i', '/<img(.*?)src="(.*?)"/', '/<img(.*?)src=(?:\@)([^"]+?)(?:\@)/i' );
- $sub = array( '<img$1src=@$2://$3@', '<img$1src=@$2@', '<img$1src="' . $path . '$2"', '<img$1src="$2"' );
- }
-
- if( in_array( "script", self::$path_replace_list ) ){
- $exp = array_merge( $exp , array( '/<script(.*?)src=(?:")(http|https)\:\/\/([^"]+?)(?:")/i', '/<script(.*?)src=(?:")([^"]+?)#(?:")/i', '/<script(.*?)src="(.*?)"/', '/<script(.*?)src=(?:\@)([^"]+?)(?:\@)/i' ) );
- $sub = array_merge( $sub , array( '<script$1src=@$2://$3@', '<script$1src=@$2@', '<script$1src="' . $path . '$2"', '<script$1src="$2"' ) );
- }
-
- if( in_array( "link", self::$path_replace_list ) ){
- $exp = array_merge( $exp , array( '/<link(.*?)href=(?:")(http|https)\:\/\/([^"]+?)(?:")/i', '/<link(.*?)href=(?:")([^"]+?)#(?:")/i', '/<link(.*?)href="(.*?)"/', '/<link(.*?)href=(?:\@)([^"]+?)(?:\@)/i' ) );
- $sub = array_merge( $sub , array( '<link$1href=@$2://$3@', '<link$1href=@$2@' , '<link$1href="' . $path . '$2"', '<link$1href="$2"' ) );
- }
-
- if( in_array( "a", self::$path_replace_list ) ){
- $exp = array_merge( $exp , array( '/<a(.*?)href=(?:")(http\:\/\/|https\:\/\/|javascript:)([^"]+?)(?:")/i', '/<a(.*?)href="(.*?)"/', '/<a(.*?)href=(?:\@)([^"]+?)(?:\@)/i' ) );
- $sub = array_merge( $sub , array( '<a$1href=@$2$3@', '<a$1href="' . self::$base_url . '$2"', '<a$1href="$2"' ) );
- }
-
- if( in_array( "input", self::$path_replace_list ) ){
- $exp = array_merge( $exp , array( '/<input(.*?)src=(?:")(http|https)\:\/\/([^"]+?)(?:")/i', '/<input(.*?)src=(?:")([^"]+?)#(?:")/i', '/<input(.*?)src="(.*?)"/', '/<input(.*?)src=(?:\@)([^"]+?)(?:\@)/i' ) );
- $sub = array_merge( $sub , array( '<input$1src=@$2://$3@', '<input$1src=@$2@', '<input$1src="' . $path . '$2"', '<input$1src="$2"' ) );
- }
-
- return preg_replace( $exp, $sub, $html );
-
- }
- else
- return $html;
-
- }
-
-
-
-
-
- // replace const
- function const_replace( $html, $tag_left_delimiter, $tag_right_delimiter, $php_left_delimiter = null, $php_right_delimiter = null, $loop_level = null, $echo = null ){
- // const
- return preg_replace( '/\{\#(\w+)\#{0,1}\}/', $php_left_delimiter . ( $echo ? " echo " : null ) . '\\1' . $php_right_delimiter, $html );
- }
-
-
-
- // replace functions/modifiers on constants and strings
- function func_replace( $html, $tag_left_delimiter, $tag_right_delimiter, $php_left_delimiter = null, $php_right_delimiter = null, $loop_level = null, $echo = null ){
-
- preg_match_all( '/' . '\{\#{0,1}(\"{0,1}.*?\"{0,1})(\|\w.*?)\#{0,1}\}' . '/', $html, $matches );
-
- for( $i=0, $n=count($matches[0]); $i<$n; $i++ ){
-
- //complete tag ex: {$news.title|substr:0,100}
- $tag = $matches[ 0 ][ $i ];
-
- //variable name ex: news.title
- $var = $matches[ 1 ][ $i ];
-
- //function and parameters associate to the variable ex: substr:0,100
- $extra_var = $matches[ 2 ][ $i ];
-
- // check if there's any function disabled by black_list
- $this->function_check( $tag );
-
- $extra_var = $this->var_replace( $extra_var, null, null, null, null, $loop_level );
-
-
- // check if there's an operator = in the variable tags, if there's this is an initialization so it will not output any value
- $is_init_variable = preg_match( "/^(\s*?)\=[^=](.*?)$/", $extra_var );
-
- //function associate to variable
- $function_var = ( $extra_var and $extra_var[0] == '|') ? substr( $extra_var, 1 ) : null;
-
- //variable path split array (ex. $news.title o $news[title]) or object (ex. $news->title)
- $temp = preg_split( "/\.|\[|\-\>/", $var );
-
- //variable name
- $var_name = $temp[ 0 ];
-
- //variable path
- $variable_path = substr( $var, strlen( $var_name ) );
-
- //parentesis transform [ e ] in [" e in "]
- $variable_path = str_replace( '[', '["', $variable_path );
- $variable_path = str_replace( ']', '"]', $variable_path );
-
- //transform .$variable in ["$variable"]
- $variable_path = preg_replace('/\.\$(\w+)/', '["$\\1"]', $variable_path );
-
- //transform [variable] in ["variable"]
- $variable_path = preg_replace('/\.(\w+)/', '["\\1"]', $variable_path );
-
- //if there's a function
- if( $function_var ){
-
- // check if there's a function or a static method and separate, function by parameters
- $function_var = str_replace("::", "@double_dot@", $function_var );
-
- // get the position of the first :
- if( $dot_position = strpos( $function_var, ":" ) ){
-
- // get the function and the parameters
- $function = substr( $function_var, 0, $dot_position );
- $params = substr( $function_var, $dot_position+1 );
-
- }
- else{
-
- //get the function
- $function = str_replace( "@double_dot@", "::", $function_var );
- $params = null;
-
- }
-
- // replace back the @double_dot@ with ::
- $function = str_replace( "@double_dot@", "::", $function );
- $params = str_replace( "@double_dot@", "::", $params );
-
-
- }
- else
- $function = $params = null;
-
- $php_var = $var_name . $variable_path;
-
- // compile the variable for php
- if( isset( $function ) ){
- if( $php_var )
- $php_var = $php_left_delimiter . ( !$is_init_variable && $echo ? 'echo ' : null ) . ( $params ? "( $function( $php_var, $params ) )" : "$function( $php_var )" ) . $php_right_delimiter;
- else
- $php_var = $php_left_delimiter . ( !$is_init_variable && $echo ? 'echo ' : null ) . ( $params ? "( $function( $params ) )" : "$function()" ) . $php_right_delimiter;
- }
- else
- $php_var = $php_left_delimiter . ( !$is_init_variable && $echo ? 'echo ' : null ) . $php_var . $extra_var . $php_right_delimiter;
-
- $html = str_replace( $tag, $php_var, $html );
-
- }
-
- return $html;
-
- }
-
-
-
- function var_replace( $html, $tag_left_delimiter, $tag_right_delimiter, $php_left_delimiter = null, $php_right_delimiter = null, $loop_level = null, $echo = null ){
-
- //all variables
- if( preg_match_all( '/' . $tag_left_delimiter . '\$(\w+(?:\.\${0,1}[A-Za-z0-9_]+)*(?:(?:\[\${0,1}[A-Za-z0-9_]+\])|(?:\-\>\${0,1}[A-Za-z0-9_]+))*)(.*?)' . $tag_right_delimiter . '/', $html, $matches ) ){
-
- for( $parsed=array(), $i=0, $n=count($matches[0]); $i<$n; $i++ )
- $parsed[$matches[0][$i]] = array('var'=>$matches[1][$i],'extra_var'=>$matches[2][$i]);
-
- foreach( $parsed as $tag => $array ){
-
- //variable name ex: news.title
- $var = $array['var'];
-
- //function and parameters associate to the variable ex: substr:0,100
- $extra_var = $array['extra_var'];
-
- // check if there's any function disabled by black_list
- $this->function_check( $tag );
-
- $extra_var = $this->var_replace( $extra_var, null, null, null, null, $loop_level );
-
- // check if there's an operator = in the variable tags, if there's this is an initialization so it will not output any value
- $is_init_variable = preg_match( "/^[a-z_A-Z\.\[\](\-\>)]*=[^=]*$/", $extra_var );
-
- //function associate to variable
- $function_var = ( $extra_var and $extra_var[0] == '|') ? substr( $extra_var, 1 ) : null;
-
- //variable path split array (ex. $news.title o $news[title]) or object (ex. $news->title)
- $temp = preg_split( "/\.|\[|\-\>/", $var );
-
- //variable name
- $var_name = $temp[ 0 ];
-
- //variable path
- $variable_path = substr( $var, strlen( $var_name ) );
-
- //parentesis transform [ e ] in [" e in "]
- $variable_path = str_replace( '[', '["', $variable_path );
- $variable_path = str_replace( ']', '"]', $variable_path );
-
- //transform .$variable in ["$variable"] and .variable in ["variable"]
- $variable_path = preg_replace('/\.(\${0,1}\w+)/', '["\\1"]', $variable_path );
-
- // if is an assignment also assign the variable to $this->var['value']
- if( $is_init_variable )
- $extra_var = "=\$this->var['{$var_name}']{$variable_path}" . $extra_var;
-
-
-
- //if there's a function
- if( $function_var ){
-
- // check if there's a function or a static method and separate, function by parameters
- $function_var = str_replace("::", "@double_dot@", $function_var );
-
-
- // get the position of the first :
- if( $dot_position = strpos( $function_var, ":" ) ){
-
- // get the function and the parameters
- $function = substr( $function_var, 0, $dot_position );
- $params = substr( $function_var, $dot_position+1 );
-
- }
- else{
-
- //get the function
- $function = str_replace( "@double_dot@", "::", $function_var );
- $params = null;
-
- }
-
- // replace back the @double_dot@ with ::
- $function = str_replace( "@double_dot@", "::", $function );
- $params = str_replace( "@double_dot@", "::", $params );
- }
- else
- $function = $params = null;
-
- //if it is inside a loop
- if( $loop_level ){
- //verify the variable name
- if( $var_name == 'key' )
- $php_var = '$key' . $loop_level;
- elseif( $var_name == 'value' )
- $php_var = '$value' . $loop_level . $variable_path;
- elseif( $var_name == 'counter' )
- $php_var = '$counter' . $loop_level;
- else
- $php_var = '$' . $var_name . $variable_path;
- }else
- $php_var = '$' . $var_name . $variable_path;
-
- // compile the variable for php
- if( isset( $function ) )
- $php_var = $php_left_delimiter . ( !$is_init_variable && $echo ? 'echo ' : null ) . ( $params ? "( $function( $php_var, $params ) )" : "$function( $php_var )" ) . $php_right_delimiter;
- else
- $php_var = $php_left_delimiter . ( !$is_init_variable && $echo ? 'echo ' : null ) . $php_var . $extra_var . $php_right_delimiter;
-
- $html = str_replace( $tag, $php_var, $html );
-
-
- }
- }
-
- return $html;
- }
-
-
-
- /**
- * Check if function is in black list (sandbox)
- *
- * @param string $code
- * @param string $tag
- */
- protected function function_check( $code ){
-
- $preg = '#(\W|\s)' . implode( '(\W|\s)|(\W|\s)', self::$black_list ) . '(\W|\s)#';
-
- // check if the function is in the black list (or not in white list)
- if( count(self::$black_list) && preg_match( $preg, $code, $match ) ){
-
- // find the line of the error
- $line = 0;
- $rows=explode("\n",$this->tpl['source']);
- while( !strpos($rows[$line],$code) )
- $line++;
-
- // stop the execution of the script
- $e = new RainTpl_SyntaxException('Unallowed syntax in ' . $this->tpl['tpl_filename'] . ' template');
- throw $e->setTemplateFile($this->tpl['tpl_filename'])
- ->setTag($code)
- ->setTemplateLine($line);
- }
-
- }
-
- /**
- * Prints debug info about exception or passes it further if debug is disabled.
- *
- * @param RainTpl_Exception $e
- * @return string
- */
- protected function printDebug(RainTpl_Exception $e){
- if (!self::$debug) {
- throw $e;
- }
- $output = sprintf('<h2>Exception: %s</h2><h3>%s</h3><p>template: %s</p>',
- get_class($e),
- $e->getMessage(),
- $e->getTemplateFile()
- );
- if ($e instanceof RainTpl_SyntaxException) {
- if (null != $e->getTemplateLine()) {
- $output .= '<p>line: ' . $e->getTemplateLine() . '</p>';
- }
- if (null != $e->getTag()) {
- $output .= '<p>in tag: ' . htmlspecialchars($e->getTag()) . '</p>';
- }
- if (null != $e->getTemplateLine() && null != $e->getTag()) {
- $rows=explode("\n", htmlspecialchars($this->tpl['source']));
- $rows[$e->getTemplateLine()] = '<font color=red>' . $rows[$e->getTemplateLine()] . '</font>';
- $output .= '<h3>template code</h3>' . implode('<br />', $rows) . '</pre>';
- }
- }
- $output .= sprintf('<h3>trace</h3><p>In %s on line %d</p><pre>%s</pre>',
- $e->getFile(), $e->getLine(),
- nl2br(htmlspecialchars($e->getTraceAsString()))
- );
- return $output;
- }
-}
-
-
-/**
- * Basic Rain tpl exception.
- */
-class RainTpl_Exception extends Exception{
- /**
- * Path of template file with error.
- */
- protected $templateFile = '';
-
- /**
- * Returns path of template file with error.
- *
- * @return string
- */
- public function getTemplateFile()
- {
- return $this->templateFile;
- }
-
- /**
- * Sets path of template file with error.
- *
- * @param string $templateFile
- * @return RainTpl_Exception
- */
- public function setTemplateFile($templateFile)
- {
- $this->templateFile = (string) $templateFile;
- return $this;
- }
-}
-
-/**
- * Exception thrown when template file does not exists.
- */
-class RainTpl_NotFoundException extends RainTpl_Exception{
-}
-
-/**
- * Exception thrown when syntax error occurs.
- */
-class RainTpl_SyntaxException extends RainTpl_Exception{
- /**
- * Line in template file where error has occured.
- *
- * @var int | null
- */
- protected $templateLine = null;
-
- /**
- * Tag which caused an error.
- *
- * @var string | null
- */
- protected $tag = null;
-
- /**
- * Returns line in template file where error has occured
- * or null if line is not defined.
- *
- * @return int | null
- */
- public function getTemplateLine()
- {
- return $this->templateLine;
- }
-
- /**
- * Sets line in template file where error has occured.
- *
- * @param int $templateLine
- * @return RainTpl_SyntaxException
- */
- public function setTemplateLine($templateLine)
- {
- $this->templateLine = (int) $templateLine;
- return $this;
- }
-
- /**
- * Returns tag which caused an error.
- *
- * @return string
- */
- public function getTag()
- {
- return $this->tag;
- }
-
- /**
- * Sets tag which caused an error.
- *
- * @param string $tag
- * @return RainTpl_SyntaxException
- */
- public function setTag($tag)
- {
- $this->tag = (string) $tag;
- return $this;
- }
-}
-
-// -- end
include dirname(__FILE__).'/inc/config.php';
-myTool::initPhp();
+pocheTool::initPhp();
# XSRF protection with token
if (!empty($_POST)) {
unset($_SESSION['tokens']);
}
-$ref = empty($_SERVER['HTTP_REFERER']) ? '' : $_SERVER['HTTP_REFERER'];
+$referer = empty($_SERVER['HTTP_REFERER']) ? '' : $_SERVER['HTTP_REFERER'];
if (isset($_GET['login'])) {
// Login
if (!empty($_POST['login']) && !empty($_POST['password'])) {
if (Session::login($_SESSION['login'], $_SESSION['pass'], $_POST['login'], encode_string($_POST['password'] . $_POST['login']))) {
- logm('login successful');
- $msg->add('s', 'welcome in your poche!');
+ pocheTool::logm('login successful');
if (!empty($_POST['longlastingsession'])) {
$_SESSION['longlastingsession'] = 31536000;
$_SESSION['expires_on'] = time() + $_SESSION['longlastingsession'];
}
session_regenerate_id(true);
- MyTool::redirect($ref);
+ pocheTool::redirect($referer);
}
- logm('login failed');
+ pocheTool::logm('login failed');
die(_("Login failed !"));
} else {
- logm('login failed');
+ pocheTool::logm('login failed');
}
}
elseif (isset($_GET['logout'])) {
- logm('logout');
+ pocheTool::logm('logout');
Session::logout();
- MyTool::redirect();
+ pocheTool::redirect();
}
elseif (isset($_GET['config'])) {
if (isset($_POST['password']) && isset($_POST['password_repeat'])) {
if ($_POST['password'] == $_POST['password_repeat'] && $_POST['password'] != "") {
- logm('password updated');
+ pocheTool::logm('password updated');
if (!MODE_DEMO) {
$store->updatePassword(encode_string($_POST['password'] . $_SESSION['login']));
- $msg->add('s', _('your password has been updated'));
+ #your password has been updated
}
else {
- $msg->add('i', _('in demo mode, you can\'t update password'));
+ #in demo mode, you can\'t update password
}
}
- else
- $msg->add('e', _('your password can\'t be empty and you have to repeat it in the second field'));
+ #else
+ #your password can\'t be empty and you have to repeat it in the second field
}
}
$id = (isset ($_REQUEST['id'])) ? htmlspecialchars($_REQUEST['id']) : '';
$url = (isset ($_GET['url'])) ? $_GET['url'] : '';
-$tpl->assign('isLogged', Session::isLogged());
-$tpl->assign('referer', $ref);
-$tpl->assign('view', $view);
-$tpl->assign('poche_url', myTool::getUrl());
-$tpl->assign('demo', MODE_DEMO);
-$tpl->assign('title', _('poche, a read it later open source system'));
+$tpl_vars = array(
+ 'isLogged' => Session::isLogged(),
+ 'referer' => $referer,
+ 'view' => $view,
+ 'poche_url' => pocheTool::getUrl(),
+ 'demo' => MODE_DEMO,
+ 'title' => _('poche, a read it later open source system'),
+);
if (Session::isLogged()) {
action_to_do($action, $url, $id);
display_view($view, $id, $full_head);
}
else {
-
- $tpl->draw('login');
+ $template = $twig->loadTemplate('login.twig');
}
+
+echo $template->render($tpl_vars);
\ No newline at end of file
msgid ""
msgstr ""
"Project-Id-Version: poche\n"
-"POT-Creation-Date: 2013-08-02 10:26+0100\n"
-"PO-Revision-Date: 2013-08-02 10:26+0100\n"
+"POT-Creation-Date: 2013-08-02 15:38+0100\n"
+"PO-Revision-Date: 2013-08-02 21:57+0100\n"
"Last-Translator: Nicolas Lœuillet <nicolas.loeuillet@gmail.com>\n"
"Language-Team: poche <support@inthepoche.com>\n"
"Language: Français\n"
"Votre mot de passe ne peut être vide et vous devez le répéter dans le second "
"champ."
-#: /var/www/poche-i18n/index.php:83
+#: /var/www/poche-i18n/index.php:84
msgid "poche, a read it later open source system"
msgstr "poche, a read it later open source system"
msgid "Oops, it seems you don't have PHP 5."
msgstr "Oups, il semblerait que PHP 5 ne soit pas installé. "
-#: /var/www/poche-i18n/inc/functions.php:352
+#: /var/www/poche-i18n/inc/functions.php:354
msgid "the link has been added successfully"
msgstr "le lien a été ajouté avec succès"
-#: /var/www/poche-i18n/inc/functions.php:355
+#: /var/www/poche-i18n/inc/functions.php:357
msgid "error during insertion : the link wasn't added"
msgstr "erreur durant l'insertion : le lien n'a pas été ajouté"
-#: /var/www/poche-i18n/inc/functions.php:359
+#: /var/www/poche-i18n/inc/functions.php:361
msgid "error during url preparation : the link wasn't added"
msgstr "erreur durant l'insertion : le lien n'a pas été ajouté"
-#: /var/www/poche-i18n/inc/functions.php:364
+#: /var/www/poche-i18n/inc/functions.php:366
msgid "error during url preparation : the link is not valid"
msgstr "erreur durant la préparation de l'URL : le lien n'est pas valide"
-#: /var/www/poche-i18n/inc/functions.php:373
+#: /var/www/poche-i18n/inc/functions.php:375
msgid "the link has been deleted successfully"
-msgstr "le lien a été ajouté avec succès"
+msgstr "le lien a été supprimé avec succès"
-#: /var/www/poche-i18n/inc/functions.php:377
+#: /var/www/poche-i18n/inc/functions.php:379
msgid "the link wasn't deleted"
msgstr "le lien n'a pas été supprimé"
<h1><a href="index.php"><img src="./img/logo.png" alt="logo poche" /></a>poche</h1>
</header>
<div id="main">
+{% block menu %}
<ul id="links">
<li><a href="index.php" {if="$view == 'index'"}class="current"{/if}>home</a></li>
<li><a href="?view=fav" {if="$view == 'fav'"}class="current"{/if}>favorites</a></li>
<li><a href="?view=config" {if="$view == 'config'"}class="current"{/if}>config</a></li>
<li><a href="?logout" title="Logout">logout</a></li>
</ul>
- {if condition="isset($entries)"}
+{% endblock %}
+{% block precontent %}
<ul id="sort">
<li><img src="img/up.png" onclick="sort_links('{$view}', 'ia');" title="by date asc" /> by date <img src="img/down.png" onclick="sort_links('{$view}', 'id');" title="by date desc" /></li>
<li><img src="img/up.png" onclick="sort_links('{$view}', 'ta');" title="by title asc" /> by title <img src="img/down.png" onclick="sort_links('{$view}', 'td');" title="by title desc" /></li>
</ul>
- {/if}
+{% endblock %}
{include="messages"}
\ No newline at end of file
--- /dev/null
+{% extends "layout.twig" %}
+{% block title %}Installation{% endblock %}
+{% block content %}
+ <form method="post" action="?install" name="loginform">
+ <fieldset class="w500p center">
+ <h2 class="mbs txtcenter">{% trans "install your poche" %}</h2>
+ <p>
+ {% trans "poche is still not installed. Please fill the below form to install it. Don't hesitate to <a href='http://inthepoche.com/?pages/Documentation'>read the documentation on poche website</a>." %}
+ </p>
+ <div class="row">
+ <label class="col w150p" for="login">{% trans "Login" %}</label>
+ <input class="col" type="text" id="login" name="login" placeholder="Login" tabindex="1" autofocus />
+ </div>
+ <div class="row">
+ <label class="col w150p" for="password">{% trans "Password" %}</label>
+ <input class="col" type="password" id="password" name="password" placeholder="Password" tabindex="2">
+ </div>
+ <div class="row">
+ <label class="col w150p" for="password_repeat">{% trans "Repeat your password" %}</label>
+ <input class="col" type="password" id="password_repeat" name="password_repeat" placeholder="Password" tabindex="3">
+ </div>
+ <div class="row mts txtcenter">
+ <button class="bouton" type="submit" tabindex="4">{% trans "Install" %}</button>
+ </div>
+ </fieldset>
+ <input type="hidden" name="token" value="{{ token }}">
+ </form>
+{% endblock %}
\ No newline at end of file
- <script type="text/javascript" src="js/jquery-1.9.1.min.js"></script>
- <script type="text/javascript" src="js/poche.js"></script>
+ <script type="text/javascript" src="js/jquery-1.9.1.min.js"></script>
+ <script type="text/javascript" src="js/poche.js"></script>
- {if="$load_all_js == '1'"}
- <script type="text/javascript" src="js/jquery.masonry.min.js"></script>
- <script type="text/javascript">
- $( window ).load( function()
- {
- var columns = 3,
- setColumns = function() { columns = $( window ).width() > 640 ? 3 : $( window ).width() > 320 ? 2 : 1; };
+ {if="$load_all_js == '1'"}
+ <script type="text/javascript" src="js/jquery.masonry.min.js"></script>
+ <script type="text/javascript">
+ $( window ).load( function()
+ {
+ var columns = 3,
+ setColumns = function() { columns = $( window ).width() > 640 ? 3 : $( window ).width() > 320 ? 2 : 1; };
- setColumns();
- $( window ).resize( setColumns );
+ setColumns();
+ $( window ).resize( setColumns );
- $( '#content' ).masonry(
- {
- itemSelector: '.entrie',
- columnWidth: function( containerWidth ) { return containerWidth / columns; }
+ $( '#content' ).masonry(
+ {
+ itemSelector: '.entrie',
+ columnWidth: function( containerWidth ) { return containerWidth / columns; }
+ });
});
- });
- </script>
- {/if}
\ No newline at end of file
+ </script>
+ {/if}
\ No newline at end of file
--- /dev/null
+<!DOCTYPE html>
+<!--[if lte IE 6]> <html class="no-js ie6 ie67 ie678" lang="en"> <![endif]-->
+<!--[if lte IE 7]> <html class="no-js ie7 ie67 ie678" lang="en"> <![endif]-->
+<!--[if IE 8]> <html class="no-js ie8 ie678" lang="en"> <![endif]-->
+<!--[if gt IE 8]><!--> <html class="no-js" lang="en"> <!--<![endif]-->
+<html>
+ <head>
+ <meta name="viewport" content="width=device-width, minimum-scale=1.0, maximum-scale=1.0">
+ <meta charset="utf-8">
+ <meta http-equiv="X-UA-Compatible" content="IE=10">
+ <title>{% block title %}{% endblock %} - poche</title>
+ <link rel="shortcut icon" type="image/x-icon" href="./img/favicon.ico" />
+ <link rel="apple-touch-icon-precomposed" sizes="144x144" href="./img/apple-touch-icon-144x144-precomposed.png">
+ <link rel="apple-touch-icon-precomposed" sizes="72x72" href="./img/apple-touch-icon-72x72-precomposed.png">
+ <link rel="apple-touch-icon-precomposed" href="./img/apple-touch-icon-precomposed.png">
+ <link rel="stylesheet" href="./css/knacss.css" media="all">
+ <link rel="stylesheet" href="./css/style.css" media="all">
+ <!-- Light Theme -->
+ <link rel="stylesheet" href="./css/style-light.css" media="all" title="light-style">
+ <!-- Dark Theme -->
+ <link rel="alternate stylesheet" href="./css/style-dark.css" media="all" title="dark-style">
+ <script>
+ top["bookmarklet-url@inthepoche.com"] = ''
+ +'<!DOCTYPE html>'
+ +'<html>'
+ +'<head>'
+ +'<title>poche it !</title>'
+ +'<link rel="icon" href="{$poche_url}img/favicon.ico" />'
+ +'</head>'
+ +'<body>'
+ +'<script>'
+ +'window.onload=function(){'
+ +'window.setTimeout(function(){'
+ +'history.back();'
+ +'},250);'
+ +'};'
+ +'</scr'+'ipt>'
+ +'</body>'
+ +'</html>'
+ ;
+ </script>
+ </head>
+ <body class="light-style">
+ <header>
+ <h1><a href="/"><img src="./img/logo.png" alt="logo poche" /></a>poche</h1>
+ </header>
+ <div id="main">
+ {% block menu %}{% endblock %}
+ {% block precontent %}{% endblock %}
+ {% block content %}{% endblock %}
+ {% block js %}{% endblock %}
+ </div>
+ <footer class="mr2 mt3 smaller">
+ <p>powered by <a href="http://inthepoche.com">poche</a></p>
+ </footer>
+
+ </body>
+</html>
\ No newline at end of file
--- /dev/null
+{% extends "layout.twig" %}
+{% block title %}Login{% endblock %}
+{% block content %}
+ <form method="post" action="?login" name="loginform">
+ <fieldset class="w500p center">
+ <h2 class="mbs txtcenter">{% trans "login to your poche" %}</h2>
+ {% if demo == 1 %}<p>{% trans "you are in demo mode, some features may be disabled." %}</p>{% endif %}
+ <div class="row">
+ <label class="col w150p" for="login">{% trans "Login" %}</label>
+ <input class="col" type="text" id="login" name="login" placeholder="Login" tabindex="1" autofocus {% if demo == 1 %}value="poche"{% endif %} />
+ </div>
+
+ <div class="row">
+ <label class="col w150p" for="password">{% trans "Password" %}</label>
+ <input class="col" type="password" id="password" name="password" placeholder="Password" tabindex="2" {% if demo == 1 %}value="poche"{% endif %} />
+ </div>
+ <div class="row">
+ <label class="col w150p">{% trans "Stay signed in" %}</label>
+ <div class="col">
+ <input type="checkbox" name="longlastingsession" tabindex="3">
+ <small class="inbl">(Do not check on public computers)</small>
+ </div>
+ </div>
+ <div class="row mts txtcenter">
+ <button class="bouton" type="submit" tabindex="4">{% trans "Sign in" %}</button>
+ </div>
+ </fieldset>
+ <input type="hidden" name="returnurl" value="{{ referer }}">
+ <input type="hidden" name="token" value="{{ token }}">
+ </form>
+{% endblock %}
\ No newline at end of file