| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | namespace HnrAzevedo\Viewer; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | use Psr\Http\Message\ServerRequestInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | use Psr\Http\Message\ResponseInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | use Psr\Http\Server\RequestHandlerInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | use HnrAzevedo\Http\Uri; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | use HnrAzevedo\Http\Factory; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | final class Viewer implements ViewerInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |     use Helper; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |     private static Viewer $instance; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |     private static string $path = ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |     private static bool $middleware; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |     private ServerRequestInterface $serverRequest; | 
                            
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                | 20 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |     public static function getInstance(): Viewer | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |         self::$instance = (isset(self::$instance)) ? self::$instance : new self(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |         return self::$instance; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |     public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |         if(null === $request->getAttribute('viewer')){ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |             throw new \RuntimeException('The path and file parameters for viewing were not defined in the request'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |         self::$path = $request->getAttribute('viewer')['path']; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |         $buffer = $this->getInstance()->render($request->getAttribute('viewer')['file'], | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |             (isset($request->getAttribute('viewer')['data'])) ? $request->getAttribute('viewer')['data'] : [] ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |         $request = $request->withBody((new Factory())->createStream($buffer)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |         return $handler->handle($request); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |     public static function render(string $file, ?array $data = []): string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |         self::getInstance()->data = $data; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |          | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |         if(!isset(self::$middleware)){ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |             self::getInstance()->handle($file); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |             return ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |         return self::getInstance()->getBody($file.'.view.php'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |     private function handle(string $file): void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |         self::$middleware = false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |          | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |         $serverRequest = (new Factory())->createServerRequest( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |             $_SERVER['REQUEST_METHOD'],  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |             new Uri($_SERVER['REQUEST_URI']) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |         ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |      | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |         $serverRequest = $serverRequest->withAttribute('viewer',[ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |             'path' => self::$path, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |             'file' => $file, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |             'data' => self::getInstance()->data | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |         ]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |         self::getInstance()->process($serverRequest, new class implements RequestHandlerInterface{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |             public function handle(ServerRequestInterface $request): ResponseInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |             { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |                 echo $request->getBody()->getContents(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |                 return (new Factory())->createResponse(200); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |         }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |     public static function path(string $path): Viewer | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |         self::$path = $path; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |         return self::getInstance(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |     public static function import(string $file): void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |         try{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |             echo self::getInstance()->getBody($file.'.inc.php'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |         }catch(\Exception $er){ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |             echo "<div class='view error'>Component error: {$er->getMessage()}</div>"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 95 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 96 |  |  |     private function getBody(string $file) | 
            
                                                                        
                            
            
                                    
            
            
                | 97 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 98 |  |  |         $buffer = $this->getInstance()->getOB(self::$path . DIRECTORY_SEPARATOR . $file); | 
            
                                                                        
                            
            
                                    
            
            
                | 99 |  |  |         $buffer = $this->getInstance()->getVars($buffer); | 
            
                                                                        
                            
            
                                    
            
            
                | 100 |  |  |         $buffer = $this->getInstance()->getVars($buffer, false); | 
            
                                                                        
                            
            
                                    
            
            
                | 101 |  |  |         $buffer = $this->getInstance()->removeComments($buffer); | 
            
                                                                        
                            
            
                                    
            
            
                | 102 |  |  |         return $buffer; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |  | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 105 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 106 |  |  |  |