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-rw-r--r--inc/Twig/Node/Sandbox.php47
1 files changed, 47 insertions, 0 deletions
diff --git a/inc/Twig/Node/Sandbox.php b/inc/Twig/Node/Sandbox.php
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1<?php
2
3/*
4 * This file is part of Twig.
5 *
6 * (c) 2010 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
12/**
13 * Represents a sandbox node.
14 *
15 * @author Fabien Potencier <fabien@symfony.com>
16 */
17class Twig_Node_Sandbox extends Twig_Node
18{
19 public function __construct(Twig_NodeInterface $body, $lineno, $tag = null)
20 {
21 parent::__construct(array('body' => $body), array(), $lineno, $tag);
22 }
23
24 /**
25 * Compiles the node to PHP.
26 *
27 * @param Twig_Compiler A Twig_Compiler instance
28 */
29 public function compile(Twig_Compiler $compiler)
30 {
31 $compiler
32 ->addDebugInfo($this)
33 ->write("\$sandbox = \$this->env->getExtension('sandbox');\n")
34 ->write("if (!\$alreadySandboxed = \$sandbox->isSandboxed()) {\n")
35 ->indent()
36 ->write("\$sandbox->enableSandbox();\n")
37 ->outdent()
38 ->write("}\n")
39 ->subcompile($this->getNode('body'))
40 ->write("if (!\$alreadySandboxed) {\n")
41 ->indent()
42 ->write("\$sandbox->disableSandbox();\n")
43 ->outdent()
44 ->write("}\n")
45 ;
46 }
47}