public function delete_all()
 {
     global $wpdb;
     $flag = FALSE;
     $ips_id_col = $wpdb->get_col('SELECT id FROM ' . $wpdb->prefix . 'formmaker_blocked');
     foreach ($ips_id_col as $ip_id) {
         if (isset($_POST['check_' . $ip_id])) {
             $flag = TRUE;
             $wpdb->query($wpdb->prepare('DELETE FROM ' . $wpdb->prefix . 'formmaker_blocked WHERE id="%d"', $ip_id));
         }
     }
     if ($flag) {
         $message = 5;
     } else {
         $message = 2;
     }
     // $this->display();
     $page = WDW_FM_Library::get('page');
     WDW_FM_Library::fm_redirect(add_query_arg(array('page' => $page, 'task' => 'display', 'message' => $message), admin_url('admin.php')));
 }
 public function setdefault($id)
 {
     global $wpdb;
     $wpdb->update($wpdb->prefix . 'formmaker_themes', array('default' => 0), array('default' => 1));
     $save = $wpdb->update($wpdb->prefix . 'formmaker_themes', array('default' => 1), array('id' => $id));
     if ($save !== FALSE) {
         $message = 7;
     } else {
         $message = 2;
     }
     // $this->display();
     $page = WDW_FM_Library::get('page');
     WDW_FM_Library::fm_redirect(add_query_arg(array('page' => $page, 'task' => 'display', 'message' => $message), admin_url('admin.php')));
 }