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authorNicolas LÅ“uillet <nicolas.loeuillet@gmail.com>2013-08-02 22:40:51 +0200
committerNicolas LÅ“uillet <nicolas.loeuillet@gmail.com>2013-08-02 22:40:51 +0200
commita4565e88edbc8e3bd092a475469769c86a4c350c (patch)
treea6a3c935b03a23ff87575c8c315cf8ba78fe68c2 /inc/Twig/Node/SandboxedPrint.php
parentf6c9baab3efeec1d0efa151e276fc08d5b58f9e9 (diff)
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add Twig & refactor poche
Diffstat (limited to 'inc/Twig/Node/SandboxedPrint.php')
-rw-r--r--inc/Twig/Node/SandboxedPrint.php59
1 files changed, 59 insertions, 0 deletions
diff --git a/inc/Twig/Node/SandboxedPrint.php b/inc/Twig/Node/SandboxedPrint.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 * Twig_Node_SandboxedPrint adds a check for the __toString() method
14 * when the variable is an object and the sandbox is activated.
15 *
16 * When there is a simple Print statement, like {{ article }},
17 * and if the sandbox is enabled, we need to check that the __toString()
18 * method is allowed if 'article' is an object.
19 *
20 * @author Fabien Potencier <fabien@symfony.com>
21 */
22class Twig_Node_SandboxedPrint extends Twig_Node_Print
23{
24 public function __construct(Twig_Node_Expression $expr, $lineno, $tag = null)
25 {
26 parent::__construct($expr, $lineno, $tag);
27 }
28
29 /**
30 * Compiles the node to PHP.
31 *
32 * @param Twig_Compiler A Twig_Compiler instance
33 */
34 public function compile(Twig_Compiler $compiler)
35 {
36 $compiler
37 ->addDebugInfo($this)
38 ->write('echo $this->env->getExtension(\'sandbox\')->ensureToStringAllowed(')
39 ->subcompile($this->getNode('expr'))
40 ->raw(");\n")
41 ;
42 }
43
44 /**
45 * Removes node filters.
46 *
47 * This is mostly needed when another visitor adds filters (like the escaper one).
48 *
49 * @param Twig_Node $node A Node
50 */
51 protected function removeNodeFilter($node)
52 {
53 if ($node instanceof Twig_Node_Expression_Filter) {
54 return $this->removeNodeFilter($node->getNode('node'));
55 }
56
57 return $node;
58 }
59}