public function handle()
 {
     $view = View::make(Config::get('app.errorsPages.404', '404'))->with('pageTitle', 'Not found');
     $response = new Response();
     $response->setStatusCode(404);
     $response->setContent($view->render());
     return $response;
 }
 /**
  * @param User $user
  * @return null|string
  */
 private static function produceFullUserCategoryDir(User $user)
 {
     $directory = Config::get('app.userUploadDir');
     return !empty($directory) ? $directory . self::produceUserCategoryDir($user) : null;
 }