/**
  * 获取商家认证图片
  * @param $id
  * @param $type
  * @return mixed
  */
 public function getCertImg($id, $type)
 {
     // $cert = Certification::where('user_id', '=', Auth::user()->id)->firstOrFail();
     $cert = Certification::where('user_id', '=', $id)->firstOrFail();
     switch ($type) {
         case 'icf':
             $path = base_path() . '/storage/certfiles/' . $cert->identity_card_front;
             break;
         case 'icb':
             $path = base_path() . '/storage/certfiles/' . $cert->identity_card_back;
             break;
         case 'bl':
             $path = base_path() . '/storage/certfiles/' . $cert->business_license;
             break;
     }
     if (file_exists($path)) {
         return Response::inline($path);
     }
 }