aleph1.co.uk Git - yaffs-website/blob - web/core/modules/file/src/Controller/FileWidgetAjaxController.php

   1 <?php
   2
   3 namespace Drupal\file\Controller;
   4
   5 use Symfony\Component\HttpFoundation\JsonResponse;
   6
   7 /**
   8  * Defines a controller to respond to file widget AJAX requests.
   9  */
  10 class FileWidgetAjaxController {
  11
  12   /**
  13    * Returns the progress status for a file upload process.
  14    *
  15    * @param string $key
  16    *   The unique key for this upload process.
  17    *
  18    * @return \Symfony\Component\HttpFoundation\JsonResponse
  19    *   A JsonResponse object.
  20    */
  21   public function progress($key) {
  22     $progress = [
  23       'message' => t('Starting upload...'),
  24       'percentage' => -1,
  25     ];
  26
  27     $implementation = file_progress_implementation();
  28     if ($implementation == 'uploadprogress') {
  29       $status = uploadprogress_get_info($key);
  30       if (isset($status['bytes_uploaded']) && !empty($status['bytes_total'])) {
  31         $progress['message'] = t('Uploading... (@current of @total)', ['@current' => format_size($status['bytes_uploaded']), '@total' => format_size($status['bytes_total'])]);
  32         $progress['percentage'] = round(100 * $status['bytes_uploaded'] / $status['bytes_total']);
  33       }
  34     }
  35     elseif ($implementation == 'apc') {
  36       $status = apcu_fetch('upload_' . $key);
  37       if (isset($status['current']) && !empty($status['total'])) {
  38         $progress['message'] = t('Uploading... (@current of @total)', ['@current' => format_size($status['current']), '@total' => format_size($status['total'])]);
  39         $progress['percentage'] = round(100 * $status['current'] / $status['total']);
  40       }
  41     }
  42
  43     return new JsonResponse($progress);
  44   }
  45
  46 }