$user_info = api_get_user_info($nano->params['user_id']);
             $name = get_lang('Quiz') . '-' . $user_info['firstname'] . '-' . $user_info['lastname'] . '.' . $info['extension'];
             $download = true;
             if (isset($_REQUEST['download']) && $_REQUEST['download'] == 0) {
                 $download = false;
             }
             DocumentManager::file_send_for_download($file_path, $download);
             exit;
         }
     }
     break;
 case 'show_audio':
     if (!$is_nano) {
         echo $nano->return_js($_REQUEST);
     }
     echo $nano->show_audio_file($is_nano);
     break;
 case 'delete':
     $return = $nano->delete_files();
     if ($return == 1) {
         //cant' do this because the post that nano send doesnt take into account the session
         Display::display_confirmation_message(get_lang('FileDeleted'));
     } else {
         Display::display_confirmation_message(get_lang('FileNotFound'));
     }
     break;
 case 'show_form':
     api_protect_course_script(true);
     Display::display_reduced_header();
     echo $nano->return_js($_REQUEST);
     echo $nano->return_form();