1<?php
2
3/*
4 * This file is part of Twig.
5 *
6 * (c) Fabien Potencier
7 *
8 * For the full copyright and license information, please view the LICENSE
9 * file that was distributed with this source code.
10 */
11
12namespace Twig\TokenParser;
13
14use Twig\Node\BlockNode;
15use Twig\Node\Expression\BlockReferenceExpression;
16use Twig\Node\Expression\ConstantExpression;
17use Twig\Node\PrintNode;
18use Twig\Token;
19
20/**
21 * Filters a section of a template by applying filters.
22 *
23 *   {% filter upper %}
24 *      This text becomes uppercase
25 *   {% endfilter %}
26 *
27 * @deprecated since Twig 2.9, to be removed in 3.0 (use the "apply" tag instead)
28 */
29final class FilterTokenParser extends AbstractTokenParser
30{
31    public function parse(Token $token)
32    {
33        $stream = $this->parser->getStream();
34        $lineno = $token->getLine();
35
36        @trigger_error(sprintf('The "filter" tag in "%s" at line %d is deprecated since Twig 2.9, use the "apply" tag instead.', $stream->getSourceContext()->getName(), $lineno), \E_USER_DEPRECATED);
37
38        $name = $this->parser->getVarName();
39        $ref = new BlockReferenceExpression(new ConstantExpression($name, $lineno), null, $lineno, $this->getTag());
40
41        $filter = $this->parser->getExpressionParser()->parseFilterExpressionRaw($ref, $this->getTag());
42        $stream->expect(/* Token::BLOCK_END_TYPE */ 3);
43
44        $body = $this->parser->subparse([$this, 'decideBlockEnd'], true);
45        $stream->expect(/* Token::BLOCK_END_TYPE */ 3);
46
47        $block = new BlockNode($name, $body, $lineno);
48        $this->parser->setBlock($name, $block);
49
50        return new PrintNode($filter, $lineno, $this->getTag());
51    }
52
53    public function decideBlockEnd(Token $token)
54    {
55        return $token->test('endfilter');
56    }
57
58    public function getTag()
59    {
60        return 'filter';
61    }
62}
63
64class_alias('Twig\TokenParser\FilterTokenParser', 'Twig_TokenParser_Filter');
65