static function update_parentDomain() { if (self::$settings && isset(self::$settings['parentDomain']) && !empty(self::$settings['parentDomain'])) { self::$parentDomain = self::$settings['parentDomain']; } else { self::$parentDomain = MonitisHelper::parentDomain(); self::$settings["parentDomain"] = self::$parentDomain; self::update_settings(json_encode(self::$settings)); } }