Файл: incs/Twig/TokenParser/Filter.php
Строк: 75
<?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.
*/
/**
* Filters a section of a template by applying filters.
*
* <pre>
* {% filter upper %}
* This text becomes uppercase
* {% endfilter %}
* </pre>
*/
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';
}
}