| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  |  * WebHemi. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * PHP version 7.1 | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  * @copyright 2012 - 2017 Gixx-web (http://www.gixx-web.com) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  * @license   https://opensource.org/licenses/MIT The MIT License (MIT) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  * @link      http://www.gixx-web.com | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | declare(strict_types = 1); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | namespace WebHemi\Middleware\Common; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  | use Psr\Http\Message\StreamInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  | use RuntimeException; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  | use WebHemi\Http\ResponseInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | use WebHemi\Http\ServerRequestInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  | use WebHemi\Middleware\MiddlewareInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  | use WebHemi\Middleware\ActionMiddlewareInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  | use WebHemi\Renderer\ServiceInterface as RendererInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |  * Class DispatcherMiddleware. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  | class DispatcherMiddleware implements MiddlewareInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |     /** @var RendererInterface */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |     private $templateRenderer; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |      * DispatcherMiddleware constructor. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |      * @param RendererInterface $templateRenderer | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 36 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 37 | 6 |  |     public function __construct(RendererInterface $templateRenderer) | 
            
                                                                        
                            
            
                                    
            
            
                | 38 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 39 | 6 |  |         $this->templateRenderer = $templateRenderer; | 
            
                                                                        
                            
            
                                    
            
            
                | 40 | 6 |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |      * From the request data renders an output for the response, or sets an error status code. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |      * @param ServerRequestInterface $request | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |      * @param ResponseInterface      $response | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |      * @throws RuntimeException | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |      * @return void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 | 6 |  |     public function __invoke(ServerRequestInterface&$request, ResponseInterface&$response) : void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |         /** @var MiddlewareInterface $actionMiddleware */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 | 6 |  |         $actionMiddleware = $request->getAttribute(ServerRequestInterface::REQUEST_ATTR_ACTION_MIDDLEWARE); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |         // If there is a valid action Middleware, then dispatch it. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 | 6 |  |         if (!is_null($actionMiddleware) && $actionMiddleware instanceof ActionMiddlewareInterface) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |             /** @var ResponseInterface $response */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 | 4 |  |             $actionMiddleware($request, $response); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |             // Create template only when there's no redirect | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 | 2 |  |             if (ResponseInterface::STATUS_REDIRECT != $response->getStatusCode()) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |                 /** @var string $template */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 | 2 |  |                 $template = $request->getAttribute(ServerRequestInterface::REQUEST_ATTR_DISPATCH_TEMPLATE); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |                 /** @var array $data */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 | 2 |  |                 $data = $request->getAttribute(ServerRequestInterface::REQUEST_ATTR_DISPATCH_DATA); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 | 2 |  |                 if (!$request->isXmlHttpRequest()) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |                     /** @var StreamInterface $body */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 | 2 |  |                     $body = $this->templateRenderer->render($template, $data); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 | 2 |  |                     $response = $response->withBody($body); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |                 } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |         } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 | 2 |  |             throw new RuntimeException(sprintf('The given attribute is not a valid Action Middleware.'), 1000); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 | 2 |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 77 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 78 |  |  |  |