From a4565e88edbc8e3bd092a475469769c86a4c350c Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Nicolas=20L=C5=93uillet?= Date: Fri, 2 Aug 2013 22:40:51 +0200 Subject: add Twig & refactor poche --- inc/Twig/TokenParser/AutoEscape.php | 89 +++++++++++++++++++++++ inc/Twig/TokenParser/Block.php | 83 ++++++++++++++++++++++ inc/Twig/TokenParser/Do.php | 42 +++++++++++ inc/Twig/TokenParser/Embed.php | 66 +++++++++++++++++ inc/Twig/TokenParser/Extends.php | 52 ++++++++++++++ inc/Twig/TokenParser/Filter.php | 61 ++++++++++++++++ inc/Twig/TokenParser/Flush.php | 42 +++++++++++ inc/Twig/TokenParser/For.php | 136 ++++++++++++++++++++++++++++++++++++ inc/Twig/TokenParser/From.php | 74 ++++++++++++++++++++ inc/Twig/TokenParser/If.php | 94 +++++++++++++++++++++++++ inc/Twig/TokenParser/Import.php | 49 +++++++++++++ inc/Twig/TokenParser/Include.php | 80 +++++++++++++++++++++ inc/Twig/TokenParser/Macro.php | 68 ++++++++++++++++++ inc/Twig/TokenParser/Sandbox.php | 68 ++++++++++++++++++ inc/Twig/TokenParser/Set.php | 84 ++++++++++++++++++++++ inc/Twig/TokenParser/Spaceless.php | 59 ++++++++++++++++ inc/Twig/TokenParser/Use.php | 82 ++++++++++++++++++++++ 17 files changed, 1229 insertions(+) create mode 100644 inc/Twig/TokenParser/AutoEscape.php create mode 100644 inc/Twig/TokenParser/Block.php create mode 100644 inc/Twig/TokenParser/Do.php create mode 100644 inc/Twig/TokenParser/Embed.php create mode 100644 inc/Twig/TokenParser/Extends.php create mode 100644 inc/Twig/TokenParser/Filter.php create mode 100644 inc/Twig/TokenParser/Flush.php create mode 100644 inc/Twig/TokenParser/For.php create mode 100644 inc/Twig/TokenParser/From.php create mode 100644 inc/Twig/TokenParser/If.php create mode 100644 inc/Twig/TokenParser/Import.php create mode 100644 inc/Twig/TokenParser/Include.php create mode 100644 inc/Twig/TokenParser/Macro.php create mode 100644 inc/Twig/TokenParser/Sandbox.php create mode 100644 inc/Twig/TokenParser/Set.php create mode 100644 inc/Twig/TokenParser/Spaceless.php create mode 100644 inc/Twig/TokenParser/Use.php (limited to 'inc/Twig/TokenParser') diff --git a/inc/Twig/TokenParser/AutoEscape.php b/inc/Twig/TokenParser/AutoEscape.php new file mode 100644 index 00000000..27560288 --- /dev/null +++ b/inc/Twig/TokenParser/AutoEscape.php @@ -0,0 +1,89 @@ + + * {% 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 %} + * + */ +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'; + } +} diff --git a/inc/Twig/TokenParser/Block.php b/inc/Twig/TokenParser/Block.php new file mode 100644 index 00000000..a2e017f3 --- /dev/null +++ b/inc/Twig/TokenParser/Block.php @@ -0,0 +1,83 @@ + + * {% block head %} + * + * {% block title %}{% endblock %} - My Webpage + * {% endblock %} + * + */ +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'; + } +} diff --git a/inc/Twig/TokenParser/Do.php b/inc/Twig/TokenParser/Do.php new file mode 100644 index 00000000..f50939dd --- /dev/null +++ b/inc/Twig/TokenParser/Do.php @@ -0,0 +1,42 @@ +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'; + } +} diff --git a/inc/Twig/TokenParser/Embed.php b/inc/Twig/TokenParser/Embed.php new file mode 100644 index 00000000..69cb5f35 --- /dev/null +++ b/inc/Twig/TokenParser/Embed.php @@ -0,0 +1,66 @@ +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'; + } +} diff --git a/inc/Twig/TokenParser/Extends.php b/inc/Twig/TokenParser/Extends.php new file mode 100644 index 00000000..f5ecee21 --- /dev/null +++ b/inc/Twig/TokenParser/Extends.php @@ -0,0 +1,52 @@ + + * {% extends "base.html" %} + * + */ +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'; + } +} diff --git a/inc/Twig/TokenParser/Filter.php b/inc/Twig/TokenParser/Filter.php new file mode 100644 index 00000000..2b97475a --- /dev/null +++ b/inc/Twig/TokenParser/Filter.php @@ -0,0 +1,61 @@ + + * {% filter upper %} + * This text becomes uppercase + * {% endfilter %} + * + */ +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 $token->test('endfilter'); + } + + /** + * Gets the tag name associated with this token parser. + * + * @return string The tag name + */ + public function getTag() + { + return 'filter'; + } +} diff --git a/inc/Twig/TokenParser/Flush.php b/inc/Twig/TokenParser/Flush.php new file mode 100644 index 00000000..4e15e785 --- /dev/null +++ b/inc/Twig/TokenParser/Flush.php @@ -0,0 +1,42 @@ +parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE); + + return new Twig_Node_Flush($token->getLine(), $this->getTag()); + } + + /** + * Gets the tag name associated with this token parser. + * + * @return string The tag name + */ + public function getTag() + { + return 'flush'; + } +} diff --git a/inc/Twig/TokenParser/For.php b/inc/Twig/TokenParser/For.php new file mode 100644 index 00000000..98a6d079 --- /dev/null +++ b/inc/Twig/TokenParser/For.php @@ -0,0 +1,136 @@ + + * + * + */ +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'; + } +} diff --git a/inc/Twig/TokenParser/From.php b/inc/Twig/TokenParser/From.php new file mode 100644 index 00000000..a54054db --- /dev/null +++ b/inc/Twig/TokenParser/From.php @@ -0,0 +1,74 @@ + + * {% from 'forms.html' import forms %} + * + */ +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'; + } +} diff --git a/inc/Twig/TokenParser/If.php b/inc/Twig/TokenParser/If.php new file mode 100644 index 00000000..3d7d1f51 --- /dev/null +++ b/inc/Twig/TokenParser/If.php @@ -0,0 +1,94 @@ + + * {% if users %} + * + * {% endif %} + * + */ +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'; + } +} diff --git a/inc/Twig/TokenParser/Import.php b/inc/Twig/TokenParser/Import.php new file mode 100644 index 00000000..e7050c70 --- /dev/null +++ b/inc/Twig/TokenParser/Import.php @@ -0,0 +1,49 @@ + + * {% import 'forms.html' as forms %} + * + */ +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'; + } +} diff --git a/inc/Twig/TokenParser/Include.php b/inc/Twig/TokenParser/Include.php new file mode 100644 index 00000000..4a317868 --- /dev/null +++ b/inc/Twig/TokenParser/Include.php @@ -0,0 +1,80 @@ + + * {% include 'header.html' %} + * Body + * {% include 'footer.html' %} + * + */ +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'; + } +} diff --git a/inc/Twig/TokenParser/Macro.php b/inc/Twig/TokenParser/Macro.php new file mode 100644 index 00000000..82b4fa6d --- /dev/null +++ b/inc/Twig/TokenParser/Macro.php @@ -0,0 +1,68 @@ + + * {% macro input(name, value, type, size) %} + * + * {% endmacro %} + * + */ +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'; + } +} diff --git a/inc/Twig/TokenParser/Sandbox.php b/inc/Twig/TokenParser/Sandbox.php new file mode 100644 index 00000000..9457325a --- /dev/null +++ b/inc/Twig/TokenParser/Sandbox.php @@ -0,0 +1,68 @@ + + * {% sandbox %} + * {% include 'user.html' %} + * {% endsandbox %} + * + * + * @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'; + } +} diff --git a/inc/Twig/TokenParser/Set.php b/inc/Twig/TokenParser/Set.php new file mode 100644 index 00000000..70e0b41b --- /dev/null +++ b/inc/Twig/TokenParser/Set.php @@ -0,0 +1,84 @@ + + * {% 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 %} + * + */ +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'; + } +} diff --git a/inc/Twig/TokenParser/Spaceless.php b/inc/Twig/TokenParser/Spaceless.php new file mode 100644 index 00000000..1e3fa8f3 --- /dev/null +++ b/inc/Twig/TokenParser/Spaceless.php @@ -0,0 +1,59 @@ + + * {% spaceless %} + *
+ * foo + *
+ * {% endspaceless %} + * + * {# output will be
foo
#} + * + */ +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'; + } +} diff --git a/inc/Twig/TokenParser/Use.php b/inc/Twig/TokenParser/Use.php new file mode 100644 index 00000000..bc0e09ef --- /dev/null +++ b/inc/Twig/TokenParser/Use.php @@ -0,0 +1,82 @@ + + * {% extends "base.html" %} + * + * {% use "blocks.html" %} + * + * {% block title %}{% endblock %} + * {% block content %}{% endblock %} + * + * + * @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'; + } +} -- cgit v1.2.3