Add getTwig controller method

modules/cms/classes/Controller.php

@@ -264,6 +264,16 @@ class Controller extends BaseController
         $this->twig->addExtension(new SystemTwigExtension);
     }
 
+    /**
+     * Returns the Twig environment.
+     *
+     * @return Twig_Environment
+     */
+    public function getTwig()
+    {
+        return $this->twig;
+    }
+
     /**
      * Initializes the custom layout and page objects.
      */