| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | /* | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * This file is part of the ChrisyueAutoJsonResponseBundle package. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  * (c) Chrisyue <http://chrisyue.com/> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  * For the full copyright and license information, please view the LICENSE | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  * file that was distributed with this source code. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | namespace Chrisyue\Bundle\AutoJsonResponseBundle\EventListener; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | use Symfony\Component\HttpFoundation\JsonResponse; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | use Symfony\Component\HttpFoundation\Response; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  | use Symfony\Component\HttpKernel\Event\GetResponseForControllerResultEvent; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  | use Symfony\Component\Serializer\Serializer; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | class AutoJsonResponseListener | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |     private $serializer; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |     private $options; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 | 9 |  |     public function __construct(Serializer $serializer = null, array $options = []) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 | 9 |  |         $this->serializer = $serializer; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 | 9 |  |         $this->options = $options; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 | 9 |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 29 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 30 | 9 |  |     public function onKernelView(GetResponseForControllerResultEvent $event) | 
            
                                                                        
                            
            
                                    
            
            
                | 31 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 32 | 9 |  |         if (!$event->isMasterRequest()) { | 
            
                                                                        
                            
            
                                    
            
            
                | 33 | 1 |  |             return; | 
            
                                                                        
                            
            
                                    
            
            
                | 34 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 35 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 36 | 8 |  |         $request = $event->getRequest(); | 
            
                                                                        
                            
            
                                    
            
            
                | 37 | 8 |  |         if ('json' !== $request->getRequestFormat()) { | 
            
                                                                        
                            
            
                                    
            
            
                | 38 | 1 |  |             return; | 
            
                                                                        
                            
            
                                    
            
            
                | 39 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 40 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 41 | 7 |  |         $result = $event->getControllerResult(); | 
            
                                                                        
                            
            
                                    
            
            
                | 42 | 7 |  |         if (null === $result) { | 
            
                                                                        
                            
            
                                    
            
            
                | 43 | 1 |  |             $event->setResponse(new JsonResponse(null, 204)); | 
            
                                                                        
                            
            
                                    
            
            
                | 44 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 45 | 1 |  |             return; | 
            
                                                                        
                            
            
                                    
            
            
                | 46 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 47 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 48 | 6 |  |         if ($result instanceof Response) { | 
            
                                                                        
                            
            
                                    
            
            
                | 49 | 1 |  |             return; | 
            
                                                                        
                            
            
                                    
            
            
                | 50 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 51 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 52 | 5 |  |         $response = new JsonResponse(); | 
            
                                                                        
                            
            
                                    
            
            
                | 53 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 54 | 5 |  |         if ($request->isMethod('POST')) { | 
            
                                                                        
                            
            
                                    
            
            
                | 55 | 2 |  |             $response->setStatusCode(201); | 
            
                                                                        
                            
            
                                    
            
            
                | 56 | 2 |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 57 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 58 | 5 |  |         if (!is_scalar($result)) { | 
            
                                                                        
                            
            
                                    
            
            
                | 59 | 3 |  |             $result = $this->getSerializer()->normalize($result, null, [ | 
                            
                    |  |  |  | 
                                                                                        
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                | 60 | 2 |  |                 'groups' => $this->options['serialization_default_groups'], | 
            
                                                                        
                            
            
                                    
            
            
                | 61 | 2 |  |             ]); | 
            
                                                                        
                            
            
                                    
            
            
                | 62 | 2 |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 63 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 64 | 4 |  |         $response->setData($result); | 
            
                                                                        
                            
            
                                    
            
            
                | 65 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 66 | 4 |  |         $event->setResponse($response); | 
            
                                                                        
                            
            
                                    
            
            
                | 67 | 4 |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 | 3 |  |     private function getSerializer() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 | 3 |  |         if (null === $this->serializer) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 | 1 |  |             throw new \BadMethodCallException('You should enable `serializer` in `config.yml` to get this work'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 | 2 |  |         return $this->serializer; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 77 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 78 |  |  |  | 
            
                        
If a method or function can return multiple different values and unless you are sure that you only can receive a single value in this context, we recommend to add an additional type check:
If this a common case that PHP Analyzer should handle natively, please let us know by opening an issue.