}
     if (!empty($_POST['itemtype']) && $_POST['items_id'] > 0 && !empty($_POST['pos'])) {
         if ($PluginRacksRack->canCreate()) {
             $space_left = $PluginRacksRack_Item->addItem($_POST['plugin_racks_racks_id'], $_POST['rack_size'], $_POST['faces_id'], $_POST['items_id'], $_POST['itemtype'], $_POST['plugin_racks_itemspecifications_id'], $_POST['pos']);
             if ($space_left < 0) {
                 Session::addMessageAfterRedirect(__('No more place for insertion', 'racks'), false, ERROR);
             }
         }
     }
     Html::back();
 } elseif (isset($_POST["deleteDevice"])) {
     if ($PluginRacksRack->canCreate()) {
         foreach ($_POST["item"] as $key => $val) {
             $input = array('id' => $key);
             if ($val == 1) {
                 $PluginRacksRack_Item->delete($input);
             }
         }
     }
     Html::back();
 } elseif (isset($_POST["deleteitem"])) {
     $input = array('id' => $_POST["id"]);
     $PluginRacksRack_Item->check($_POST["id"], UPDATE);
     $PluginRacksRack_Item->delete($input);
     Html::back();
 } else {
     if (isset($_POST["update_server"])) {
         if ($PluginRacksRack->canCreate()) {
             foreach ($_POST["updateDevice"] as $key => $val) {
                 $vartype = "type" . $key;
                 $varspec = "plugin_racks_itemspecifications_id" . $key;