<?php
/*
* This file is part of Twig.
*
* (c) Fabien Potencier
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Twig\TokenParser;
use Twig\Node\BlockNode;
use Twig\Node\Expression\BlockReferenceExpression;
use Twig\Node\Expression\ConstantExpression;
use Twig\Node\PrintNode;
use Twig\Token;
/**
* Filters a section of a template by applying filters.
*
* {% filter upper %}
* This text becomes uppercase
* {% endfilter %}
*
* @final
*/
class FilterTokenParser extends AbstractTokenParser
{
public function parse(Token $token)
{
$name = $this->parser->getVarName();
$ref = new BlockReferenceExpression(new ConstantExpression($name, $token->getLine()), null, $token->getLine(), $this->getTag());
$filter = $this->parser->getExpressionParser()->parseFilterExpressionRaw($ref, $this->getTag());
$this->parser->getStream()->expect(Token::BLOCK_END_TYPE);
$body = $this->parser->subparse([$this, 'decideBlockEnd'], true);
$this->parser->getStream()->expect(Token::BLOCK_END_TYPE);
$block = new BlockNode($name, $body, $token->getLine());
$this->parser->setBlock($name, $block);
return new PrintNode($filter, $token->getLine(), $this->getTag());
}
public function decideBlockEnd(Token $token)
{
return $token->test('endfilter');
}
public function getTag()
{
return 'filter';
}
}
class_alias('Twig\TokenParser\FilterTokenParser', 'Twig_TokenParser_Filter');