| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | namespace Activerules\JsonReference; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | use Closure; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | use Activerules\JsonReference\Loader\CachedLoader; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | use Psr\SimpleCache\CacheInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | final class CachedDereferencer implements DereferencerInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |      * @var Dereferencer | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |     private $dereferencer; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |      * @var CacheInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |     private $cache; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |      * @param Dereferencer   $dereferencer | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |      * @param CacheInterface $cache | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |      * @param bool           $cacheLoaders | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 | 8 |  |     public function __construct(Dereferencer $dereferencer, CacheInterface $cache, $cacheLoaders = true) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 | 8 |  |         $this->dereferencer = $dereferencer; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 | 8 |  |         $this->cache        = $cache; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 | 8 |  |         if ($cacheLoaders) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 | 8 |  |             $this->cacheLoaders(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 | 4 |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 | 8 |  |         Reference::setDereferencerInstance($this); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 | 8 |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |      * {@inheritdoc} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 | 8 |  |     public function dereference($schema, $uri = '') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 | 8 |  |         $key = self::key($schema, $uri); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 | 8 |  |         return $this->remember($key, function () use ($schema, $uri) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 | 6 |  |             return $this->dereferencer->dereference($schema, $uri); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 | 8 |  |         }); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |      * @param string  $key | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |      * @param Closure $callback | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |      * @return object | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 55 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 56 | 8 |  |     private function remember($key, Closure $callback) | 
            
                                                                        
                            
            
                                    
            
            
                | 57 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 58 | 8 |  |         $value = $this->cache->get($key); | 
            
                                                                        
                            
            
                                    
            
            
                | 59 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 60 | 8 |  |         if ($value !== null) { | 
            
                                                                        
                            
            
                                    
            
            
                | 61 | 2 |  |             return $value; | 
            
                                                                        
                            
            
                                    
            
            
                | 62 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 63 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 64 | 6 |  |         $this->cache->set($key, $value = $callback()); | 
            
                                                                        
                            
            
                                    
            
            
                | 65 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 66 | 6 |  |         return $value; | 
            
                                                                        
                            
            
                                    
            
            
                | 67 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |      * @param string|object $schema | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |      * @param string        $uri | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |      * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 | 8 |  |     private static function key($schema, $uri) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 | 8 |  |         if ($uri !== '') { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 | 2 |  |             return sha1($uri); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 | 6 |  |         return sha1(is_string($schema) ? $schema : json_encode($schema)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |      * @return void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 | 8 |  |     private function cacheLoaders() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 | 8 |  |         $loaderManager = $this->dereferencer->getLoaderManager(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 | 8 |  |         foreach ($loaderManager->getLoaders() as $prefix => $loader) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 | 8 |  |             $loaderManager->registerLoader($prefix, new CachedLoader($this->cache, $loader)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 | 4 |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 | 8 |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |     public function getLoaderManager() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |         return $this->dereferencer->getLoaderManager(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |     public function getScopeResolver() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |         return $this->dereferencer->getScopeResolver(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 | 2 |  |     public function getReferenceSerializer() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 | 2 |  |         return $this->dereferencer->getReferenceSerializer(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 109 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 110 |  |  |  |