public function __set($name, $value) { switch ($name) { case 'ehriCopyrightIssue': case 'ehriScope': case 'ehriPriority': $meta = unserialize($this->_ehriMeta->value); $meta[$name] = $value; $this->_ehriMeta->value = serialize($meta); return $this; default: return parent::__set($name, $value); } }