protected function processBulkDelete()
 {
     if ($this->tabAccess['delete'] === '1') {
         if (is_array($this->boxes) && !empty($this->boxes)) {
             $object = new $this->className();
             if (isset($object->noZeroObject) && (count(call_user_func(array($this->className, $object->noZeroObject))) <= 1 || count($_POST[$this->table . 'Box']) == count(call_user_func(array($this->className, $object->noZeroObject))))) {
                 $this->errors[] = Tools::displayError('You need at least one object.') . ' <b>' . $this->table . '</b><br />' . Tools::displayError('You cannot delete all of the items.');
             } else {
                 $success = 1;
                 $offers = Tools::getValue($this->table . 'Box');
                 if (is_array($offers) && ($count = count($offers))) {
                     // Deleting offers can be quite long on a cheap server. Let's say 1.5 seconds by offer (I've seen it!).
                     if (intval(ini_get('max_execution_time')) < round($count * 1.5)) {
                         ini_set('max_execution_time', round($count * 1.5));
                     }
                     if (Configuration::get('PS_ADVANCED_STOCK_MANAGEMENT')) {
                         $stock_manager = StockManagerFactory::getManager();
                     }
                     foreach ($offers as $id_offer) {
                         $offer = new AphOffer((int) $id_offer);
                         if (!count($this->errors)) {
                             if ($offer->delete()) {
                                 PrestaShopLogger::addLog(sprintf($this->l('%s deletion', 'AdminTab', false, false), $this->className), 1, null, $this->className, (int) $offer->id, true, (int) $this->context->employee->id);
                             } else {
                                 $success = false;
                             }
                         } else {
                             $success = 0;
                         }
                     }
                 }
                 if ($success) {
                     $this->redirect_after = self::$currentIndex . '&conf=2&token=' . $this->token;
                 } else {
                     $this->errors[] = Tools::displayError('An error occurred while deleting this selection.');
                 }
             }
         } else {
             $this->errors[] = Tools::displayError('You must select at least one element to delete.');
         }
     } else {
         $this->errors[] = Tools::displayError('You do not have permission to delete this.');
     }
 }