public function FileUrlSelection::validateReferenceableEntities in File URL 8

Same name and namespace in other branches

1. 2.0.x src/Plugin/EntityReferenceSelection/FileUrlSelection.php \Drupal\file_url\Plugin\EntityReferenceSelection\FileUrlSelection::validateReferenceableEntities()

Validates which existing entities can be referenced.

Return value

array An array of valid entity IDs.

Overrides DefaultSelection::validateReferenceableEntities

File

src/Plugin/EntityReferenceSelection/FileUrlSelection.php, line 23

Class

FileUrlSelection

Default plugin implementation of the Entity Reference Selection plugin.

Namespace

Drupal\file_url\Plugin\EntityReferenceSelection

Code

public function validateReferenceableEntities(array $ids) {

  /** @var \Drupal\file_url\FileUrlHandler $file_handler */
  $file_handler = \Drupal::service('file_url.handler');
  $found = [];
  foreach ($ids as $id) {
    $file = $file_handler::urlToFile($id);

    // External file are always found.
    if ($file_handler
      ->isRemote($file)) {
      $uri = $file
        ->getFileUri();
    }
    else {
      $uri = $file_handler::fileToUrl($file);
    }
    if (in_array($uri, $ids)) {
      $found[] = $uri;
    }
  }
  return $found;
}