public static function initialize($idER = 0) { $OER = self::retrieveByPK($idER); if (!$OER instanceof EntradesReserva) { $OER = new EntradesReserva(); $OER->setUsuariid(null); $OER->setActivitatsid(null); $OER->setQuantes(0); $OER->setData(date('Y-m-d H:i', time())); } return new EntradesReservaForm($OER); }