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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) 2010 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 sandbox node.
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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_Sandbox extends Twig_Node
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{
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public function __construct(Twig_NodeInterface $body, $lineno, $tag = null)
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{
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parent::__construct(array('body' => $body), array(), $lineno, $tag);
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}
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/**
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* Compiles the node to PHP.
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*
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* @param Twig_Compiler A Twig_Compiler instance
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*/
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public function compile(Twig_Compiler $compiler)
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{
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$compiler
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->addDebugInfo($this)
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->write("\$sandbox = \$this->env->getExtension('sandbox');\n")
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->write("if (!\$alreadySandboxed = \$sandbox->isSandboxed()) {\n")
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->indent()
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->write("\$sandbox->enableSandbox();\n")
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->outdent()
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->write("}\n")
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->subcompile($this->getNode('body'))
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->write("if (!\$alreadySandboxed) {\n")
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->indent()
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->write("\$sandbox->disableSandbox();\n")
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->outdent()
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->write("}\n")
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;
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}
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}
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