| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | namespace Aimeos\MW\MQueue\Queue; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | class AMQP implements Iface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | 	private $channel; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | 	private $queue; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | 	 * Initializes the message queue class | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | 	 * @param \PhpAmqpLib\Channel\AMQPChannel $channel AMQP channel | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  | 	 * @param string $queue Message queue name | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  | 	 * @throws \Aimeos\MW\MQueue\Exception | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | 	public function __construct( \PhpAmqpLib\Channel\AMQPChannel $channel, $queue ) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  | 	{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  | 		try | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  | 		{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  | 			$channel->queue_declare( $queue, false, true, false, false ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  | 			$channel->basic_qos( null, 1, null ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  | 		catch( \Exception $e ) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  | 		{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  | 			throw new \Aimeos\MW\MQueue\Exception( $e->getMessage() ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  | 		$this->channel = $channel; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  | 		$this->queue = $queue; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  | 	 * Closes the channel on cleanup | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  | 	public function __destruct() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  | 	{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  | 		try { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  | 			$this->channel->close(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  | 		} catch( \Exception $e ) { ; } | 
                            
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                | 44 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  | 	 * Adds a new message to the message queue | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  | 	 * @param string $msg Message, e.g. JSON encoded data | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  | 	 * @throws \Aimeos\MW\MQueue\Exception | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  | 	public function add( $msg ) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  | 	{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  | 		try | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  | 		{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  | 			$message = new \PhpAmqpLib\Message\AMQPMessage( $msg, array( 'delivery_mode' => 2 ) ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  | 			$this->channel->basic_publish( $message, '', $this->queue ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  | 		catch( \Exception $e ) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  | 		{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  | 			throw new \Aimeos\MW\MQueue\Exception( $e->getMessage() ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  | 	 * Removes the message from the queue | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  | 	 * @param \Aimeos\MW\MQueue\Message\Iface $msg Message object | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  | 	 * @throws \Aimeos\MW\MQueue\Exception | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 72 |  |  | 	 */ | 
            
                                                                        
                            
            
                                    
            
            
                | 73 |  |  | 	public function del( \Aimeos\MW\MQueue\Message\Iface $msg ) | 
            
                                                                        
                            
            
                                    
            
            
                | 74 |  |  | 	{ | 
            
                                                                        
                            
            
                                    
            
            
                | 75 |  |  | 		try { | 
            
                                                                        
                            
            
                                    
            
            
                | 76 |  |  | 			$this->channel->basic_ack( $msg->getObject()->delivery_info['delivery_tag'] ); | 
            
                                                                        
                            
            
                                    
            
            
                | 77 |  |  | 		} catch( \Exception $e ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 78 |  |  | 			throw new \Aimeos\MW\MQueue\Exception( $e->getMessage() ); | 
            
                                                                        
                            
            
                                    
            
            
                | 79 |  |  | 		} | 
            
                                                                        
                            
            
                                    
            
            
                | 80 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  | 	 * Returns the next message from the queue | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  | 	 * @return \Aimeos\MW\MQueue\Message\Iface|null Message object or null if none is available | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  | 	 * @throws \Aimeos\MW\MQueue\Exception | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  | 	public function get() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  | 	{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  | 		try | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  | 		{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  | 			if( ( $msg = $this->channel->basic_get( $this->queue ) ) !== null ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  | 				return new \Aimeos\MW\MQueue\Message\AMQP( $msg ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  | 			} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  | 		catch( \Exception $e ) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  | 		{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  | 			throw new \Aimeos\MW\MQueue\Exception( $e->getMessage() ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  | 	} | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 102 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 103 |  |  |  |