71 lines
2.0 KiB
PHP
71 lines
2.0 KiB
PHP
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<?php
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/*
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* This file is part of Twig.
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*
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* (c) 2009 Fabien Potencier
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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/**
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* Defines a macro.
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*
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* <pre>
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* {% macro input(name, value, type, size) %}
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* <input type="{{ type|default('text') }}" name="{{ name }}" value="{{ value|e }}" size="{{ size|default(20) }}" />
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* {% endmacro %}
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* </pre>
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*/
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class Twig_TokenParser_Macro extends Twig_TokenParser
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{
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/**
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* Parses a token and returns a node.
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*
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* @param Twig_Token $token A Twig_Token instance
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*
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* @return Twig_NodeInterface A Twig_NodeInterface instance
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*/
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public function parse(Twig_Token $token)
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{
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$lineno = $token->getLine();
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$stream = $this->parser->getStream();
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$name = $stream->expect(Twig_Token::NAME_TYPE)->getValue();
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$arguments = $this->parser->getExpressionParser()->parseArguments(true, true);
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$stream->expect(Twig_Token::BLOCK_END_TYPE);
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$this->parser->pushLocalScope();
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$body = $this->parser->subparse(array($this, 'decideBlockEnd'), true);
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if ($stream->test(Twig_Token::NAME_TYPE)) {
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$value = $stream->next()->getValue();
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if ($value != $name) {
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throw new Twig_Error_Syntax(sprintf("Expected endmacro for macro '$name' (but %s given)", $value), $stream->getCurrent()->getLine(), $stream->getFilename());
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}
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}
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$this->parser->popLocalScope();
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$stream->expect(Twig_Token::BLOCK_END_TYPE);
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$this->parser->setMacro($name, new Twig_Node_Macro($name, new Twig_Node_Body(array($body)), $arguments, $lineno, $this->getTag()));
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return null;
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}
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public function decideBlockEnd(Twig_Token $token)
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{
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return $token->test('endmacro');
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}
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/**
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* Gets the tag name associated with this token parser.
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*
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* @return string The tag name
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*/
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public function getTag()
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{
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return 'macro';
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}
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}
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