public static function FilefieldSourcesPreRenderCallback::preRender in FileField Sources 8

#pre_render callback: hide sources if a file is currently uploaded.

File

src/FilefieldSourcesPreRenderCallback.php, line 20

Class

FilefieldSourcesPreRenderCallback

Namespace

Drupal\filefield_sources

Code

public static function preRender($element) {

  // If we already have a file, we don't want to show the upload controls.
  if (!empty($element['#value']['fids'])) {
    foreach (Element::children($element) as $key) {
      if (!empty($element[$key]['#filefield_source'])) {
        $element[$key]['#access'] = FALSE;
      }
    }
  }
  return $element;
}