| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | namespace CL\Swiftmailer; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | use Swift_Events_SendListener; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | use Swift_Message; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | use Swift_Events_SendEvent; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  * @author    Ivan Kerin <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  * @copyright 2015, Clippings Ltd. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |  * @license   http://spdx.org/licenses/BSD-3-Clause | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | class ObserversPlugin implements Swift_Events_SendListener | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |     const HEADER = 'X-Observer-Event'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |      * @var array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |     private $observers = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 | 1 |  |     public function __construct(array $observers) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 | 1 |  |         foreach ($observers as $observer => $events) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 | 1 |  |             $this->add($observer, $events); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 | 1 |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |      * @param string $observer | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |      * @param array  $events | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 | 1 |  |     public function add($observer, array $events) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 | 1 |  |         $this->observers[$observer] = $events; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 | 1 |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 | 1 |  |     public function triggerEvent($event, Swift_Message $message) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 | 1 |  |         foreach ($this->observers as $observer => $observerEvents) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 | 1 |  |             if (in_array($event, $observerEvents)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 | 1 |  |                 $message->addBcc($observer); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 | 1 |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |      * Add an observer to bcc if his events match one of the triggered events | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |      * @param Swift_Events_SendEvent $evt | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 | 1 |  |     public function beforeSendPerformed(Swift_Events_SendEvent $evt) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 | 1 |  |         $message = $evt->getMessage(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 | 1 |  |         $headers = $message->getHeaders(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 | 1 |  |         foreach ($headers->getAll(ObserversPlugin::HEADER) as $event) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 | 1 |  |             $this->triggerEvent($event->getValue(), $message); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 | 1 |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |      * Do nothing | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |      * @param Swift_Events_SendEvent $evt | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 67 |  |  |      */ | 
            
                                                        
            
                                    
            
            
                | 68 | 1 |  |     public function sendPerformed(Swift_Events_SendEvent $evt) | 
            
                                                        
            
                                    
            
            
                | 69 |  |  |     { | 
            
                                                        
            
                                    
            
            
                | 70 |  |  |         // Do Nothing | 
            
                                                        
            
                                    
            
            
                | 71 | 1 |  |     } | 
            
                                                        
            
                                    
            
            
                | 72 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 73 |  |  |  |