| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  |  * @file | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | namespace CultuurNet\UDB3\EventHandling; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | use Broadway\Domain\DomainMessage; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | use Broadway\EventHandling\EventListenerInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | use Broadway\Serializer\SerializableInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  | use CultuurNet\UDB3\EventHandling\DomainMessage\SpecificationInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | use PhpAmqpLib\Channel\AMQPChannel; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | use PhpAmqpLib\Message\AMQPMessage; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | use Psr\Log\LoggerAwareInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | use Psr\Log\LoggerAwareTrait; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  | use Psr\Log\NullLogger; | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 17 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 18 |  |  | class AMQPPublisher implements EventListenerInterface, LoggerAwareInterface | 
            
                                                                        
                            
            
                                    
            
            
                | 19 |  |  | { | 
            
                                                                        
                            
            
                                    
            
            
                | 20 |  |  |     use LoggerAwareTrait; | 
            
                                                                        
                            
            
                                    
            
            
                | 21 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 22 |  |  |     /** | 
            
                                                                        
                            
            
                                    
            
            
                | 23 |  |  |      * @var string | 
            
                                                                        
                            
            
                                    
            
            
                | 24 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 25 |  |  |     private $exchange; | 
            
                                                                        
                            
            
                                    
            
            
                | 26 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 27 |  |  |     /** | 
            
                                                                        
                            
            
                                    
            
            
                | 28 |  |  |      * @var SpecificationInterface | 
            
                                                                        
                            
            
                                    
            
            
                | 29 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 30 |  |  |     private $domainMessageSpecification; | 
            
                                                                        
                            
            
                                    
            
            
                | 31 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 32 |  |  |     /** | 
            
                                                                        
                            
            
                                    
            
            
                | 33 |  |  |      * @var AMQPChannel | 
            
                                                                        
                            
            
                                    
            
            
                | 34 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 35 |  |  |     private $channel; | 
            
                                                                        
                            
            
                                    
            
            
                | 36 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 37 |  |  |     /** | 
            
                                                                        
                            
            
                                    
            
            
                | 38 |  |  |      * @var string[] | 
            
                                                                        
                            
            
                                    
            
            
                | 39 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 40 |  |  |     private $payloadClassToContentTypeMap; | 
            
                                                                        
                            
            
                                    
            
            
                | 41 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 42 |  |  |     /** | 
            
                                                                        
                            
            
                                    
            
            
                | 43 |  |  |      * @param $exchange | 
            
                                                                        
                            
            
                                    
            
            
                | 44 |  |  |      * @param SpecificationInterface $domainMessageSpecification | 
            
                                                                        
                            
            
                                    
            
            
                | 45 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |     public function __construct( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |         AMQPChannel $channel, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |         $exchange, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |         SpecificationInterface $domainMessageSpecification | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |     ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |         $this->channel = $channel; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |         $this->exchange = $exchange; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |         $this->domainMessageSpecification = $domainMessageSpecification; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |         $this->logger = new NullLogger(); | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 55 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 56 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 57 |  |  |     /** | 
            
                                                                        
                            
            
                                    
            
            
                | 58 |  |  |      * @inheritdoc | 
            
                                                                        
                            
            
                                    
            
            
                | 59 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |     public function handle(DomainMessage $domainMessage) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |         if ($this->domainMessageSpecification->isSatisfiedBy($domainMessage)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |             $this->publishWithAMQP($domainMessage); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |             return; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |         $this->logger->info( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |             'specification ' . get_class($this->domainMessageSpecification) . ' was not satisified by message' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |         ); | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 70 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 71 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 72 |  |  |     /** | 
            
                                                                        
                            
            
                                    
            
            
                | 73 |  |  |      * @param DomainMessage $domainMessage | 
            
                                                                        
                            
            
                                    
            
            
                | 74 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |     private function publishWithAMQP(DomainMessage $domainMessage) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |         $key = null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |         $message = $this->createAMQPMessage($domainMessage); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |         $this->logger->info('publishing to exchange ' . $this->exchange); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |         $this->channel->basic_publish( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |             $message, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |             $this->exchange, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |             $key | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |         ); | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 88 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 89 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 90 |  |  |     /** | 
            
                                                                        
                            
            
                                    
            
            
                | 91 |  |  |      * @param DomainMessage $domainMessage | 
            
                                                                        
                            
            
                                    
            
            
                | 92 |  |  |      * @return AMQPMessage | 
            
                                                                        
                            
            
                                    
            
            
                | 93 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |     private function createAMQPMessage(DomainMessage $domainMessage) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |         $body = $this->createAMQPBody($domainMessage); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |         $properties = $this->createAMQPProperties($domainMessage); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |         return new AMQPMessage($body, $properties); | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 100 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 101 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 102 |  |  |     /** | 
            
                                                                        
                            
            
                                    
            
            
                | 103 |  |  |      * @param DomainMessage $domainMessage | 
            
                                                                        
                            
            
                                    
            
            
                | 104 |  |  |      * @return string | 
            
                                                                        
                            
            
                                    
            
            
                | 105 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |     private function createAMQPBody(DomainMessage $domainMessage) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |         $payload = $domainMessage->getPayload(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |         if ($payload instanceof SerializableInterface) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |             return json_encode( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |                 $payload->serialize() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |             ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |         throw new \RuntimeException( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |             'Unable to serialize ' . get_class($payload) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |         ); | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 119 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 120 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 121 |  |  |     /** | 
            
                                                                        
                            
            
                                    
            
            
                | 122 |  |  |      * @param DomainMessage $domainMessage | 
            
                                                                        
                            
            
                                    
            
            
                | 123 |  |  |      * @return array | 
            
                                                                        
                            
            
                                    
            
            
                | 124 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |     private function createAMQPProperties(DomainMessage $domainMessage) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |         $properties = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |         $properties['content_type'] = $this->getContentType($domainMessage); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |         $properties['correlation_id'] = $this->getCorrelationId($domainMessage); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |         return $properties; | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 133 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 134 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |     private function getCorrelationId(DomainMessage $domainMessage) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |         return $domainMessage->getId() . '-' . $domainMessage->getPlayhead(); | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 138 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 139 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |     private function getContentType(DomainMessage $domainMessage) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |         $payload = $domainMessage->getPayload(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |         $payloadClass = get_class($payload); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |         if (isset($this->payloadClassToContentTypeMap[$payloadClass])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  |             return $this->payloadClassToContentTypeMap[$payloadClass]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |         throw new \RuntimeException( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |             'Unable to find the content type of ' . $payloadClass | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |         ); | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 152 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 153 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 154 |  |  |     /** | 
            
                                                                        
                            
            
                                    
            
            
                | 155 |  |  |      * @param string $payloadClass | 
            
                                                                        
                            
            
                                    
            
            
                | 156 |  |  |      * @param string $contentType | 
            
                                                                        
                            
            
                                    
            
            
                | 157 |  |  |      * @return static | 
            
                                                                        
                            
            
                                    
            
            
                | 158 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  |     public function withContentType($payloadClass, $contentType) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  |         $c = clone $this; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  |         $c->setContentType($payloadClass, $contentType); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  |         return $c; | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 164 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 165 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 166 |  |  |     /** | 
            
                                                                        
                            
            
                                    
            
            
                | 167 |  |  |      * @param string $payloadClass | 
            
                                                                        
                            
            
                                    
            
            
                | 168 |  |  |      * @param string $contentType | 
            
                                                                        
                            
            
                                    
            
            
                | 169 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  |     private function setContentType($payloadClass, $contentType) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  |         if (!is_string($payloadClass)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  |             throw new \InvalidArgumentException( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 |  |  |                 'Value for argument payloadClass should be a string' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  |             ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 176 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 |  |  |         if (!is_string($contentType)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  |             throw new \InvalidArgumentException( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  |                 'Value for argument contentType should be a string' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  |             ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  |         if (isset($this->payloadClassToContentTypeMap[$payloadClass])) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 |  |  |             throw new \RuntimeException( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 186 |  |  |                 'Content type for class ' . $payloadClass . ' was already set to ' . $this->payloadClassToContentTypeMap[$payloadClass] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 187 |  |  |             ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 188 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 189 |  |  |         $this->payloadClassToContentTypeMap[$payloadClass] = $contentType; | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 190 |  |  |     } | 
            
                                                        
            
                                    
            
            
                | 191 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 192 |  |  |  |