function FileWidget::massageFormValues

Overrides WidgetBase::massageFormValues

File

core/modules/file/src/Plugin/Field/FieldWidget/FileWidget.php, line 280

Class

FileWidget

Plugin implementation of the 'file_generic' widget.

Namespace

Code

public function massageFormValues(array $values, array $form, FormStateInterface $form_state) {
  // Since file upload widget now supports uploads of more than one file at a
  // time it always returns an array of fids. We have to translate this to a
  // single fid, as field expects single value.
  $new_values = [];
  foreach ($values as &$value) {
    foreach ($value['fids'] as $fid) {
      $new_value = $value;
      $new_value['target_id'] = $fid;
      unset($new_value['fids']);
      $new_values[] = $new_value;
    }
  }
  return $new_values;
}