Serialization api中间件

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<?php /**  * Created by PhpStorm.  * User: snower  * Date: 17/3/22  * Time: 下午5:22  */   namespace Common\Middlewares; use Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException; use Illuminate\Http\Response; use Common\ApiException; use Thrift\Exception\TException; use Log;   class Serialization {     public function handle($request, \Closure $next)     {         $request_referer_info = parse_url($request->header('Referer'));         $request_referer = count($request_referer_info)>1 ?             $request_referer_info['scheme'].'://'.$request_referer_info['host']             .(isset($request_referer_info['port']) ? ':'.$request_referer_info['port'] : ''): '*';         if($request->isMethod('OPTIONS')){             if(env('APP_ENV') == 'local'){                 return (new Response('', 204))                     ->header('Access-Control-Allow-Origin', $request_referer)                     ->header('Access-Control-Allow-Headers', 'Origin, Content-Type, Cookie, Accept, multipart/form-data, application/json')                     ->header('Access-Control-Allow-Methods', 'GET, POST, PATCH, PUT, OPTIONS')                     ->header('Access-Control-Allow-Credentials', 'true');             }         }         try {             $response = $next($request);             $data = [                 "status" => 0,                 "msg" => '',                 "data" => $response->getOriginalContent()             ];             if(env('APP_ENV') == 'local') {                 $response->header('Access-Control-Allow-Origin', $request_referer)                     ->header('Access-Control-Allow-Credentials', 'true');             }             return $response->setContent($data);         } catch(AccessDeniedHttpException $e){             Log::info($e);             $data = [                 "status" => 300,                 "msg" => '无权限访问',                 "data" => new \stdClass()             ];         }catch (ApiException $e){             Log::info($e);             $data = [                 "status" => $e->getCode(),                 "msg" => $e->getMessage(),                 "data" => new \stdClass()             ];         }catch(TException  $e){ //RPC调用返回异常             Log::info($e);             $data = [                 "status" => 500,                 "msg" => $e->getCode() . ":" . 'RPC调用返回异常',                 "data" => new \stdClass()             ];         }catch(\Exception $e){             Log::info($e);             $data = [                 "status" => 500,                 "msg" => $e->getCode() . ":" . $e->getMessage(),                 "data" => new \stdClass()             ];         }           $response = new Response($data, 200);         if(env('APP_ENV') == 'local') {             $response->header('Access-Control-Allow-Origin', $request_referer)                 ->header('Access-Control-Allow-Credentials', 'true');         }         return $response;     } }