function process_request()
 {
     if (current_user_can('manage_options') && isset($_POST['MM_Setting_Model'])) {
         if (!wp_verify_nonce(mmg()->post('_mmnonce'), 'mm_settings')) {
             return;
         }
         $model = new MM_Setting_Model();
         $model->load();
         $model->import($_POST['MM_Setting_Model']);
         $model->save();
         $this->set_flash('setting_save', __("Your settings have been successfully updated.", mmg()->domain));
         wp_redirect($_SERVER['REQUEST_URI']);
         exit;
     }
 }