public function DefaultController::download_download in Download 8.2

1 string reference to 'DefaultController::download_download'

download.routing.yml in ./download.routing.yml

download.routing.yml

File

src/Controller/DefaultController.php, line 21

Contains \Drupal\download\Controller\DefaultController.

Class

DefaultController

Default controller for the download module.

Namespace

Drupal\download\Controller

Code

public function download_download($bundle, $entity_type, $fieldname, $entity_id, $delta) {
  $field_name = 'download';
  $files = [];
  $entity_storage = \Drupal::entityTypeManager()
    ->getStorage($entity_type, [
    $entity_id,
  ]);
  $entity = $entity_storage
    ->load($entity_id);
  if (!class_exists('PclZip')) {
    throw new ServiceUnavailableHttpException();
  }
  $instances = $entity
    ->getFieldDefinitions();
  $filename = $entity_type . '-' . $entity_id . '-' . $delta;
  foreach ($instances as $instance) {
    if ($instance instanceof FieldConfig && $instance
      ->getType() == 'download_link' && $instance
      ->getName() == $fieldname) {
      $field_name = $instance
        ->getName();
      if (!empty($instance
        ->getSettings()['download_filename'])) {
        $filename = $this
          ->_download_get_filename($instance
          ->getSettings()['download_filename'], $entity, $entity_type);
      }
    }
  }
  $fields = $entity
    ->get($field_name);
  foreach ($fields as $field) {
    $fieldnames = $fields = unserialize($field->download_fields);
  }
  foreach ($fieldnames as $fieldname) {
    if ($fieldname) {
      foreach ($entity
        ->get($fieldname) as $field_obj) {
        if ($field_obj instanceof EntityReferenceItem) {

          // TODO need to get the actual file entity somehow !!!
          $file_entity_info = $field_obj
            ->getValue();
          $file_entity = File::load($file_entity_info['target_id']);
          $files[] = \Drupal::service("file_system")
            ->realpath($file_entity
            ->getFileUri());
        }
      }
    }
  }
  $filename = $filename . '.zip';
  $tmp_file = file_save_data('', 'temporary://' . $filename);
  $tmp_file->status = 0;
  $tmp_file
    ->save();
  $archive = new PclZip(\Drupal::service("file_system")
    ->realpath($tmp_file
    ->getFileUri()));
  $archive
    ->add($files, PCLZIP_OPT_REMOVE_ALL_PATH);
  \Drupal::moduleHandler()
    ->invokeAll('download_download', [
    $files,
    $entity,
  ]);
  header("Content-Type: application/force-download");
  header('Content-Description: File Transfer');
  header('Content-Disposition: inline; filename=' . $filename);
  readfile(\Drupal::service("file_system")
    ->realpath($tmp_file
    ->getFileUri()));
  exit;
}