[ticket/15289] Update acp storage

PHPBB3-15289

phpBB/phpbb/template/twig/extension.php

@@ -86,6 +86,7 @@ class extension extends \Twig_Extension
 		return array(
 			new \Twig_SimpleFunction('lang', array($this, 'lang')),
 			new \Twig_SimpleFunction('lang_defined', array($this, 'lang_defined')),
+			new \Twig_SimpleFunction('get_class', array($this, 'get_class')),
 		);
 	}
 
@@ -185,12 +186,24 @@ class extension extends \Twig_Extension
 	}
 
 	/**
-	* Check if a language variable exists
-	*
-	* @return bool
-	*/
+	 * Check if a language variable exists
+	 *
+	 * @return bool
+	 */
 	public function lang_defined($key)
 	{
 		return call_user_func_array([$this->language, 'is_set'], [$key]);
 	}
+
+	/*
+	 * Returns the name of the class of an object
+	 *
+	 * @param object            $object         The object
+	 *
+	 * @return string
+	 */
+	public function get_class($object)
+	{
+		return get_class($object);
+	}
 }