From 8069e235fd2971675ee5fc05026ffa9bce5cbbb7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nicolas=20L=C5=93uillet?= <nicolas.loeuillet@gmail.com>
Date: Fri, 2 Aug 2013 22:43:56 +0200
Subject: move Twig in 3rdparty

---
 inc/3rdparty/Twig/Node/SandboxedPrint.php | 59 +++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 inc/3rdparty/Twig/Node/SandboxedPrint.php

(limited to 'inc/3rdparty/Twig/Node/SandboxedPrint.php')

diff --git a/inc/3rdparty/Twig/Node/SandboxedPrint.php b/inc/3rdparty/Twig/Node/SandboxedPrint.php
new file mode 100644
index 00000000..73dfaa96
--- /dev/null
+++ b/inc/3rdparty/Twig/Node/SandboxedPrint.php
@@ -0,0 +1,59 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2010 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * Twig_Node_SandboxedPrint adds a check for the __toString() method
+ * when the variable is an object and the sandbox is activated.
+ *
+ * When there is a simple Print statement, like {{ article }},
+ * and if the sandbox is enabled, we need to check that the __toString()
+ * method is allowed if 'article' is an object.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class Twig_Node_SandboxedPrint extends Twig_Node_Print
+{
+    public function __construct(Twig_Node_Expression $expr, $lineno, $tag = null)
+    {
+        parent::__construct($expr, $lineno, $tag);
+    }
+
+    /**
+     * Compiles the node to PHP.
+     *
+     * @param Twig_Compiler A Twig_Compiler instance
+     */
+    public function compile(Twig_Compiler $compiler)
+    {
+        $compiler
+            ->addDebugInfo($this)
+            ->write('echo $this->env->getExtension(\'sandbox\')->ensureToStringAllowed(')
+            ->subcompile($this->getNode('expr'))
+            ->raw(");\n")
+        ;
+    }
+
+    /**
+     * Removes node filters.
+     *
+     * This is mostly needed when another visitor adds filters (like the escaper one).
+     *
+     * @param Twig_Node $node A Node
+     */
+    protected function removeNodeFilter($node)
+    {
+        if ($node instanceof Twig_Node_Expression_Filter) {
+            return $this->removeNodeFilter($node->getNode('node'));
+        }
+
+        return $node;
+    }
+}
-- 
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