Twig update to latest Twig 1.x legacy as per vichan

1 files changed, 67 insertions, 0 deletions

diff --git a/inc/lib/Twig/Profiler/NodeVisitor/Profiler.php b/inc/lib/Twig/Profiler/NodeVisitor/Profiler.php
new file mode 100644
index 00000000..5db41fea
--- /dev/null
+++ b/inc/lib/Twig/Profiler/NodeVisitor/Profiler.php
@@ -0,0 +1,67 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * @author Fabien Potencier <fabien@symfony.com>
+ *
+ * @final
+ */
+class Twig_Profiler_NodeVisitor_Profiler extends Twig_BaseNodeVisitor
+{
+    private $extensionName;
+
+    public function __construct($extensionName)
+    {
+        $this->extensionName = $extensionName;
+    }
+
+    protected function doEnterNode(Twig_Node $node, Twig_Environment $env)
+    {
+        return $node;
+    }
+
+    protected function doLeaveNode(Twig_Node $node, Twig_Environment $env)
+    {
+        if ($node instanceof Twig_Node_Module) {
+            $varName = $this->getVarName();
+            $node->setNode('display_start', new Twig_Node(array(new Twig_Profiler_Node_EnterProfile($this->extensionName, Twig_Profiler_Profile::TEMPLATE, $node->getTemplateName(), $varName), $node->getNode('display_start'))));
+            $node->setNode('display_end', new Twig_Node(array(new Twig_Profiler_Node_LeaveProfile($varName), $node->getNode('display_end'))));
+        } elseif ($node instanceof Twig_Node_Block) {
+            $varName = $this->getVarName();
+            $node->setNode('body', new Twig_Node_Body(array(
+                new Twig_Profiler_Node_EnterProfile($this->extensionName, Twig_Profiler_Profile::BLOCK, $node->getAttribute('name'), $varName),
+                $node->getNode('body'),
+                new Twig_Profiler_Node_LeaveProfile($varName),
+            )));
+        } elseif ($node instanceof Twig_Node_Macro) {
+            $varName = $this->getVarName();
+            $node->setNode('body', new Twig_Node_Body(array(
+                new Twig_Profiler_Node_EnterProfile($this->extensionName, Twig_Profiler_Profile::MACRO, $node->getAttribute('name'), $varName),
+                $node->getNode('body'),
+                new Twig_Profiler_Node_LeaveProfile($varName),
+            )));
+        }
+
+        return $node;
+    }
+
+    private function getVarName()
+    {
+        return sprintf('__internal_%s', hash('sha256', $this->extensionName));
+    }
+
+    public function getPriority()
+    {
+        return 0;
+    }
+}
+
+class_alias('Twig_Profiler_NodeVisitor_Profiler', 'Twig\Profiler\NodeVisitor\ProfilerNodeVisitor', false);