protected function createOrUpdate(DiaporamaEvent $event, Diaporama $model)
 {
     $con = Propel::getConnection(DiaporamaTableMap::DATABASE_NAME);
     $con->beginTransaction();
     try {
         $model->setLocale($event->getLocale());
         if (null !== ($id = $event->getId())) {
             $model->setId($id);
         }
         if (null !== ($title = $event->getTitle())) {
             $model->setTitle($title);
         }
         if (null !== ($shortcode = $event->getShortcode())) {
             $model->setShortcode($shortcode);
         }
         $model->save($con);
         $con->commit();
     } catch (\Exception $e) {
         $con->rollback();
         throw $e;
     }
     $event->setDiaporama($model);
 }