/**
  * Display a listing of the resource.
  *
  * @return Response
  */
 public function index()
 {
     $access_token = Util::getAccessToken();
     $user = User::findUserByToken($access_token);
     if ($user->hasRole('admin')) {
         $bookmarks = BookmarkObject::all();
         foreach ($bookmarks as $bookmark) {
             if ($bookmark->type == 'item') {
                 $bookmark->object = Item::with(array('company', 'tags', 'categories'))->find($bookmark->object_id);
             } elseif ($bookmark->type == 'company') {
                 $bookmark->object = Company::with(array('tags'))->find($bookmark->object_id);
             }
         }
     } else {
         $bookmarks = BookmarkObject::where('user_id', $user->id)->get();
         foreach ($bookmarks as $bookmark) {
             if ($bookmark->type == 'item') {
                 $bookmark->object = Item::with(array('company', 'tags'))->find($bookmark->object_id);
             } elseif ($bookmark->type == 'company') {
                 $bookmark->object = Company::with(array('tags'))->find($bookmark->object_id);
             }
         }
     }
     return Response::json(array('success_code' => 'OK', 'data' => $bookmarks->toArray()));
 }