SMMP/lib/Twig/TokenParser/AutoEscape.php

49 lines
1.4 KiB
PHP

<?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.
*/
final class Twig_TokenParser_AutoEscape extends Twig_TokenParser
{
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 false.', $stream->getCurrent()->getLine(), $stream->getSourceContext());
}
$value = $expr->getAttribute('value');
}
$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');
}
public function getTag()
{
return 'autoescape';
}
}