function FileMediaFormatterBase::isApplicable

Overrides FormatterBase::isApplicable

File

core/modules/file/src/Plugin/Field/FieldFormatter/FileMediaFormatterBase.php, line 75

Class

FileMediaFormatterBase

Base class for media file formatter.

Namespace

Code

public static function isApplicable(FieldDefinitionInterface $field_definition) {
  if (!parent::isApplicable($field_definition)) {
    return FALSE;
  }
  /** @var \Drupal\Core\File\MimeType\MimeTypeMapInterface $mime_type_map */
  $mime_type_map = \Drupal::service(MimeTypeMapInterface::class);
  $extension_list = array_filter(preg_split('/\\s+/', $field_definition->getSetting('file_extensions')));
  foreach ($extension_list as $extension) {
    $mime_type = $mime_type_map->getMimeTypeForExtension($extension);
    if ($mime_type !== NULL && static::mimeTypeApplies($mime_type)) {
      return TRUE;
    }
  }
  return FALSE;
}