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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 | */ | |
17 | class 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 | } |