61 lines
1.5 KiB
PHP
61 lines
1.5 KiB
PHP
<?php
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/*
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* This file is part of Twig.
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*
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* (c) 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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namespace Twig\TokenParser;
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use Twig\Node\Expression\TempNameExpression;
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use Twig\Node\Node;
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use Twig\Node\PrintNode;
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use Twig\Node\SetNode;
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use Twig\Token;
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/**
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* Applies filters on a section of a template.
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*
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* {% apply upper %}
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* This text becomes uppercase
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* {% endapply %}
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*
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* @internal
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*/
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final class ApplyTokenParser extends AbstractTokenParser
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{
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public function parse(Token $token): Node
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{
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$lineno = $token->getLine();
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$name = $this->parser->getVarName();
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$ref = new TempNameExpression($name, $lineno);
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$ref->setAttribute('always_defined', true);
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$filter = $this->parser->getExpressionParser()->parseFilterExpressionRaw($ref, $this->getTag());
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$this->parser->getStream()->expect(Token::BLOCK_END_TYPE);
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$body = $this->parser->subparse([$this, 'decideApplyEnd'], true);
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$this->parser->getStream()->expect(Token::BLOCK_END_TYPE);
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return new Node([
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new SetNode(true, $ref, $body, $lineno, $this->getTag()),
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new PrintNode($filter, $lineno, $this->getTag()),
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]);
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}
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public function decideApplyEnd(Token $token): bool
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{
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return $token->test('endapply');
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}
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public function getTag(): string
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{
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return 'apply';
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}
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}
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