/**
  * Display a listing of the resource.
  *
  * @return Response
  */
 public function index(Contents $contents)
 {
     $contacts = $contents->all()->where('alias', 'contacts');
     if (Entrust::hasRole('admin')) {
     }
     $recordings = $this->guestbookModel->all();
     return view('guestbook.guestbook', ['contacts' => $contacts, 'recordings' => $recordings, 'pageTitle' => $this->pageTitle]);
 }