public static function control_nav_actions()
 {
     if (!isset($_REQUEST['action']) && !isset($_REQUEST['feeds'])) {
         return;
     }
     if (@count(@$_REQUEST['feeds']) > 0 && strlen($_REQUEST['action']) > 0) {
         global $ESS_Notices;
         $count_action = 0;
         foreach ($_REQUEST['feeds'] as $feed_id) {
             if (intval($feed_id) > 0) {
                 $count_action++;
                 switch ($_REQUEST['action']) {
                     default:
                         $action = __('have been updated', 'dbem');
                         break;
                     case 'active':
                         $action = __('have been activated', 'dbem');
                         break;
                     case 'deleted':
                         $action = __('have been deleted', 'dbem');
                         break;
                     case 'full_deleted':
                         $action = __('have been definitively removed', 'dbem');
                         break;
                     case 'update_cron':
                         $action = __('have its daily update reactualized', 'dbem');
                         break;
                 }
                 if ($_REQUEST['action'] == 'active' || $_REQUEST['action'] == 'deleted') {
                     ESS_Database::add(array('feed_id' => $feed_id, 'feed_status' => strtoupper($_REQUEST['action'])));
                 } else {
                     if ($_REQUEST['action'] == 'full_deleted') {
                         ESS_Database::delete(array('feed_status' => ESS_Database::FEED_STATUS_DELETED, 'feed_id' => $feed_id));
                     } else {
                         if ($_REQUEST['action'] == 'update_cron') {
                             $feed_mode = @$_REQUEST['feed_mode_' . $feed_id] == 'on' ? ESS_Database::FEED_MODE_CRON : ESS_Database::FEED_MODE_STANDALONE;
                             ESS_Database::add(array('feed_id' => $feed_id, 'feed_mode' => $feed_mode));
                         }
                     }
                 }
             }
         }
         $ESS_Notices->add_confirm(sprintf(__("%d rows %s.", 'dbem'), $count_action, $action));
     }
 }