From 4f5b44bd3bd490309eb2ba7b44df4769816ba729 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Nicolas=20L=C5=93uillet?= Date: Sat, 3 Aug 2013 19:26:54 +0200 Subject: twig implementation --- inc/3rdparty/Twig/Environment.php | 1224 ------------------------------------- 1 file changed, 1224 deletions(-) delete mode 100644 inc/3rdparty/Twig/Environment.php (limited to 'inc/3rdparty/Twig/Environment.php') diff --git a/inc/3rdparty/Twig/Environment.php b/inc/3rdparty/Twig/Environment.php deleted file mode 100644 index 3afa73d6..00000000 --- a/inc/3rdparty/Twig/Environment.php +++ /dev/null @@ -1,1224 +0,0 @@ - - */ -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)); - } -} -- cgit v1.2.3