49 lines
1.4 KiB
PHP
49 lines
1.4 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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* Marks a section of a template to be escaped or not.
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*/
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final class Twig_TokenParser_AutoEscape extends Twig_TokenParser
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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 = $this->parser->getStream();
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if ($stream->test(Twig_Token::BLOCK_END_TYPE)) {
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$value = 'html';
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} else {
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$expr = $this->parser->getExpressionParser()->parseExpression();
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if (!$expr instanceof Twig_Node_Expression_Constant) {
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throw new Twig_Error_Syntax('An escaping strategy must be a string or false.', $stream->getCurrent()->getLine(), $stream->getSourceContext());
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}
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$value = $expr->getAttribute('value');
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}
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$stream->expect(Twig_Token::BLOCK_END_TYPE);
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$body = $this->parser->subparse(array($this, 'decideBlockEnd'), true);
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$stream->expect(Twig_Token::BLOCK_END_TYPE);
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return new Twig_Node_AutoEscape($value, $body, $lineno, $this->getTag());
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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('endautoescape');
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}
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public function getTag()
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{
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return 'autoescape';
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}
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}
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