forked from leftypol/leftypol
inc/contrib -> inc/lib
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186 changed files with 6 additions and 6 deletions
86
inc/lib/Twig/TokenParser/For.php
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86
inc/lib/Twig/TokenParser/For.php
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<?php
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/*
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* This file is part of Twig.
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*
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* (c) 2009 Fabien Potencier
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* (c) 2009 Armin Ronacher
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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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/**
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* Loops over each item of a sequence.
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*
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* <pre>
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* <ul>
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* {% for user in users %}
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* <li>{{ user.username|e }}</li>
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* {% endfor %}
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* </ul>
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* </pre>
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*/
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class Twig_TokenParser_For extends Twig_TokenParser
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{
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/**
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* Parses a token and returns a node.
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*
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* @param Twig_Token $token A Twig_Token instance
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*
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* @return Twig_NodeInterface A Twig_NodeInterface instance
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*/
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public function parse(Twig_Token $token)
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{
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$lineno = $token->getLine();
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$targets = $this->parser->getExpressionParser()->parseAssignmentExpression();
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$this->parser->getStream()->expect(Twig_Token::OPERATOR_TYPE, 'in');
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$seq = $this->parser->getExpressionParser()->parseExpression();
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$ifexpr = null;
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if ($this->parser->getStream()->test(Twig_Token::NAME_TYPE, 'if')) {
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$this->parser->getStream()->next();
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$ifexpr = $this->parser->getExpressionParser()->parseExpression();
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}
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$this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE);
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$body = $this->parser->subparse(array($this, 'decideForFork'));
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if ($this->parser->getStream()->next()->getValue() == 'else') {
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$this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE);
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$else = $this->parser->subparse(array($this, 'decideForEnd'), true);
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} else {
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$else = null;
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}
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$this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE);
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if (count($targets) > 1) {
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$keyTarget = $targets->getNode(0);
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$valueTarget = $targets->getNode(1);
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} else {
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$keyTarget = new Twig_Node_Expression_AssignName('_key', $lineno);
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$valueTarget = $targets->getNode(0);
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}
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return new Twig_Node_For($keyTarget, $valueTarget, $seq, $ifexpr, $body, $else, $lineno, $this->getTag());
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}
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public function decideForFork(Twig_Token $token)
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{
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return $token->test(array('else', 'endfor'));
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}
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public function decideForEnd(Twig_Token $token)
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{
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return $token->test('endfor');
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}
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/**
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* Gets the tag name associated with this token parser.
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*
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* @param string The tag name
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*/
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public function getTag()
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{
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return 'for';
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}
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}
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