63 lines
1.9 KiB
PHP
63 lines
1.9 KiB
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) 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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/**
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* Represents a nested "with" scope.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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class Twig_Node_With extends Twig_Node
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{
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public function __construct(Twig_Node $body, Twig_Node $variables = null, $only = false, $lineno, $tag = null)
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{
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$nodes = array('body' => $body);
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if (null !== $variables) {
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$nodes['variables'] = $variables;
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}
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parent::__construct($nodes, array('only' => (bool) $only), $lineno, $tag);
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}
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public function compile(Twig_Compiler $compiler)
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{
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$compiler->addDebugInfo($this);
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if ($this->hasNode('variables')) {
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$varsName = $compiler->getVarName();
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$compiler
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->write(sprintf('$%s = ', $varsName))
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->subcompile($this->getNode('variables'))
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->raw(";\n")
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->write(sprintf("if (!is_array(\$%s)) {\n", $varsName))
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->indent()
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->write("throw new Twig_Error_Runtime('Variables passed to the \"with\" tag must be a hash.');\n")
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->outdent()
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->write("}\n")
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;
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if ($this->getAttribute('only')) {
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$compiler->write("\$context = array('_parent' => \$context);\n");
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} else {
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$compiler->write("\$context['_parent'] = \$context;\n");
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}
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$compiler->write(sprintf("\$context = array_merge(\$context, \$%s);\n", $varsName));
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} else {
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$compiler->write("\$context['_parent'] = \$context;\n");
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}
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$compiler
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->subcompile($this->getNode('body'))
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->write("\$context = \$context['_parent'];\n")
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;
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}
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}
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