static function mailUserDelayedResa($task)
 {
     global $DB, $CFG_GLPI;
     $res = 0;
     $config = new PluginReservationConfig();
     $week = $config->getConfigurationWeek();
     setlocale(LC_TIME, 'fr_FR.utf8', 'fra');
     $jour = strftime("%A");
     if (isset($week[$jour])) {
         $query = "SELECT * FROM `glpi_plugin_reservation_manageresa` WHERE `date_return` is NULL";
         if ($result = $DB->query($query)) {
             while ($row = $DB->fetch_assoc($result)) {
                 $task->log("envoie d'un mail pour la reservation du materiel depassée numero " . $row['resaid']);
                 $reservation = new Reservation();
                 $reservation->getFromDB($row['resaid']);
                 NotificationEvent::raiseEvent('plugin_reservation_expiration', $reservation);
                 $res++;
             }
         }
         return $res;
     } else {
         $task->log("jour sauté");
     }
 }