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usr / local / www / sites / shared / phpmyadmin / vendor / twig / twig / src / TokenParser /

📁 ..
📄 AbstractTokenParser.php(641 B)
📄 ApplyTokenParser.php(1.42 KB)
📄 AutoEscapeTokenParser.php(2.59 KB)
📄 BlockTokenParser.php(2.44 KB)
📄 DeprecatedTokenParser.php(1013 B)
📄 DoTokenParser.php(800 B)
📄 EmbedTokenParser.php(2.19 KB)
📄 ExtendsTokenParser.php(1.38 KB)
📄 FilterTokenParser.php(1.56 KB)
📄 FlushTokenParser.php(734 B)
📄 ForTokenParser.php(4.6 KB)
📄 FromTokenParser.php(1.87 KB)
📄 IfTokenParser.php(2.45 KB)
📄 ImportTokenParser.php(1.13 KB)
📄 IncludeTokenParser.php(1.58 KB)
📄 MacroTokenParser.php(1.86 KB)
📄 SandboxTokenParser.php(1.79 KB)
📄 SetTokenParser.php(2.03 KB)
📄 SpacelessTokenParser.php(1.17 KB)
📄 TokenParserInterface.php(1.11 KB)
📄 UseTokenParser.php(1.95 KB)
📄 WithTokenParser.php(1.26 KB)

Editing: ForTokenParser.php

<?php

/*
 * This file is part of Twig.
 *
 * (c) Fabien Potencier
 * (c) Armin Ronacher
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Twig\TokenParser;

use Twig\Error\SyntaxError;
use Twig\Node\Expression\AssignNameExpression;
use Twig\Node\Expression\ConstantExpression;
use Twig\Node\Expression\GetAttrExpression;
use Twig\Node\Expression\NameExpression;
use Twig\Node\ForNode;
use Twig\Token;
use Twig\TokenStream;

/**
 * Loops over each item of a sequence.
 *
 *   <ul>
 *    {% for user in users %}
 *      <li>{{ user.username|e }}</li>
 *    {% endfor %}
 *   </ul>
 *
 * @final
 */
class ForTokenParser extends AbstractTokenParser
{
    public function parse(Token $token)
    {
        $lineno = $token->getLine();
        $stream = $this->parser->getStream();
        $targets = $this->parser->getExpressionParser()->parseAssignmentExpression();
        $stream->expect(Token::OPERATOR_TYPE, 'in');
        $seq = $this->parser->getExpressionParser()->parseExpression();

$ifexpr = null;
        if ($stream->nextIf(Token::NAME_TYPE, 'if')) {
            $ifexpr = $this->parser->getExpressionParser()->parseExpression();
        }

$stream->expect(Token::BLOCK_END_TYPE);
        $body = $this->parser->subparse([$this, 'decideForFork']);
        if ('else' == $stream->next()->getValue()) {
            $stream->expect(Token::BLOCK_END_TYPE);
            $else = $this->parser->subparse([$this, 'decideForEnd'], true);
        } else {
            $else = null;
        }
        $stream->expect(Token::BLOCK_END_TYPE);

if (\count($targets) > 1) {
            $keyTarget = $targets->getNode(0);
            $keyTarget = new AssignNameExpression($keyTarget->getAttribute('name'), $keyTarget->getTemplateLine());
            $valueTarget = $targets->getNode(1);
            $valueTarget = new AssignNameExpression($valueTarget->getAttribute('name'), $valueTarget->getTemplateLine());
        } else {
            $keyTarget = new AssignNameExpression('_key', $lineno);
            $valueTarget = $targets->getNode(0);
            $valueTarget = new AssignNameExpression($valueTarget->getAttribute('name'), $valueTarget->getTemplateLine());
        }

if ($ifexpr) {
            $this->checkLoopUsageCondition($stream, $ifexpr);
            $this->checkLoopUsageBody($stream, $body);
        }

return new ForNode($keyTarget, $valueTarget, $seq, $ifexpr, $body, $else, $lineno, $this->getTag());
    }

public function decideForFork(Token $token)
    {
        return $token->test(['else', 'endfor']);
    }

public function decideForEnd(Token $token)
    {
        return $token->test('endfor');
    }

// the loop variable cannot be used in the condition
    protected function checkLoopUsageCondition(TokenStream $stream, \Twig_NodeInterface $node)
    {
        if ($node instanceof GetAttrExpression && $node->getNode('node') instanceof NameExpression && 'loop' == $node->getNode('node')->getAttribute('name')) {
            throw new SyntaxError('The "loop" variable cannot be used in a looping condition.', $node->getTemplateLine(), $stream->getSourceContext());
        }

foreach ($node as $n) {
            if (!$n) {
                continue;
            }

$this->checkLoopUsageCondition($stream, $n);
        }
    }

// check usage of non-defined loop-items
    // it does not catch all problems (for instance when a for is included into another or when the variable is used in an include)
    protected function checkLoopUsageBody(TokenStream $stream, \Twig_NodeInterface $node)
    {
        if ($node instanceof GetAttrExpression && $node->getNode('node') instanceof NameExpression && 'loop' == $node->getNode('node')->getAttribute('name')) {
            $attribute = $node->getNode('attribute');
            if ($attribute instanceof ConstantExpression && \in_array($attribute->getAttribute('value'), ['length', 'revindex0', 'revindex', 'last'])) {
                throw new SyntaxError(sprintf('The "loop.%s" variable is not defined when looping with a condition.', $attribute->getAttribute('value')), $node->getTemplateLine(), $stream->getSourceContext());
            }
        }

// should check for parent.loop.XXX usage
        if ($node instanceof ForNode) {
            return;
        }

foreach ($node as $n) {
            if (!$n) {
                continue;
            }

$this->checkLoopUsageBody($stream, $n);
        }
    }

public function getTag()
    {
        return 'for';
    }
}

class_alias('Twig\TokenParser\ForTokenParser', 'Twig_TokenParser_For');

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Editing: ForTokenParser.php

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