* zend eventmanager added

* sms store triggers an event on save
* event subscriber middleware added. place to set up listeners
* koinservice lazylistens on sms save event

composer.json

@@ -16,6 +16,7 @@
         "roave/security-advisories": "dev-master",
         "zendframework/zend-component-installer": "^1.0",
         "zendframework/zend-config-aggregator": "^1.0",
+        "zendframework/zend-eventmanager": "^3.2",
         "zendframework/zend-expressive": "^2.0.2",
         "zendframework/zend-expressive-fastroute": "^2.0",
         "zendframework/zend-expressive-helpers": "^4.0",

composer.lock

@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "content-hash": "ec3f18dc9b7321742d6862e0193aa1a4",
+    "content-hash": "0822adb4f3d62dc32db289d0bdd9676f",
     "packages": [
         {
             "name": "container-interop/container-interop",
@@ -1668,6 +1668,60 @@
             ],
             "time": "2016-06-30T19:48:38+00:00"
         },
+        {
+            "name": "zendframework/zend-eventmanager",
+            "version": "3.2.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/zendframework/zend-eventmanager.git",
+                "reference": "9d72db10ceb6e42fb92350c0cb54460da61bd79c"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/zendframework/zend-eventmanager/zipball/9d72db10ceb6e42fb92350c0cb54460da61bd79c",
+                "reference": "9d72db10ceb6e42fb92350c0cb54460da61bd79c",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^5.6 || ^7.0"
+            },
+            "require-dev": {
+                "athletic/athletic": "^0.1",
+                "container-interop/container-interop": "^1.1.0",
+                "phpunit/phpunit": "^6.0.7 || ^5.7.14",
+                "zendframework/zend-coding-standard": "~1.0.0",
+                "zendframework/zend-stdlib": "^2.7.3 || ^3.0"
+            },
+            "suggest": {
+                "container-interop/container-interop": "^1.1.0, to use the lazy listeners feature",
+                "zendframework/zend-stdlib": "^2.7.3 || ^3.0, to use the FilterChain feature"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "3.2-dev",
+                    "dev-develop": "3.3-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Zend\\EventManager\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "description": "Trigger and listen to events within a PHP application",
+            "homepage": "https://github.com/zendframework/zend-eventmanager",
+            "keywords": [
+                "event",
+                "eventmanager",
+                "events",
+                "zf2"
+            ],
+            "time": "2017-07-11T19:17:22+00:00"
+        },
         {
             "name": "zendframework/zend-expressive",
             "version": "2.0.3",

config/autoload/dependencies.global.php

@@ -37,6 +37,8 @@ return [
 
             'doctrine.entity_manager.orm_default' => \ContainerInteropDoctrine\EntityManagerFactory::class,
             'doctrine.hydrator' => \App\Hydrator\DoctrineObjectFactory::class,
+
+            \App\Middleware\EventSubscriberMiddleware::class => \App\Middleware\EventSubscriberMiddlewareFactory::class,
         ],
     ],
 ];

config/pipeline.php

@@ -15,6 +15,7 @@ use Zend\Stratigility\Middleware\ErrorHandler;
 // all Exceptions.
 $app->pipe(ErrorHandler::class);
 $app->pipe(App\Middleware\PreFlightMiddleware::class);
+$app->pipe(App\Middleware\EventSubscriberMiddleware::class);
 //$app->pipe(LosMiddleware\BasePath\BasePath::class);
 $app->pipe(ServerUrlMiddleware::class);
 

src/App/ConfigProvider.php

@@ -2,6 +2,8 @@
 
 namespace App;
 
+use Zend\EventManager\EventManager;
+
 /**
  * The configuration provider for the App module
  *
@@ -35,6 +37,7 @@ class ConfigProvider
         return [
             'invokables' => [
                 Action\PingAction::class => Action\PingAction::class,
+                EventManager::class => EventManager::class,
             ],
             'factories'  => [
                 Action\HomePageAction::class => Action\HomePageFactory::class,

src/App/Middleware/EventSubscriberMiddleware.php

@@ -0,0 +1,24 @@
+<?php
+
+namespace App\Middleware;
+
+use Interop\Http\ServerMiddleware\DelegateInterface;
+use Interop\Http\ServerMiddleware\MiddlewareInterface as ServerMiddlewareInterface;
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\ServerRequestInterface;
+
+class EventSubscriberMiddleware implements ServerMiddlewareInterface
+{
+  /**
+   * This actually does nothing, just wraps the next middleware in the pipe.
+   *
+   * @param ServerRequestInterface $request
+   * @param DelegateInterface $delegate
+   *
+   * @return ResponseInterface
+   */
+  public function process(ServerRequestInterface $request, DelegateInterface $delegate)
+  {
+    return $delegate->process($request);
+  }
+}

src/App/Middleware/EventSubscriberMiddlewareFactory.php

@@ -0,0 +1,27 @@
+<?php
+
+namespace App\Middleware;
+
+use App\Service\KoinService;
+use Interop\Container\ContainerInterface;
+use Zend\EventManager\EventManager;
+use Zend\EventManager\LazyListener;
+
+class EventSubscriberMiddlewareFactory
+{
+  public function __invoke(ContainerInterface $container)
+  {
+    $eventManager = $container->get(EventManager::class);
+    $eventManager->setIdentifiers([
+      EventSubscriberMiddleware::class,
+    ]);
+
+    $lazyListener = new LazyListener([
+      'listener' => KoinService::class,
+      'method' => 'onReceiveSmsListener',
+    ], $container);
+    $eventManager->attach('store.sms.persisted', $lazyListener);
+
+    return new EventSubscriberMiddleware();
+  }
+}

src/App/Service/KoinService.php

@@ -7,6 +7,7 @@ namespace App\Service;
 use App\Entity\Sms;
 use GuzzleHttp\Client;
 use Psr\Http\Message\ResponseInterface;
+use Zend\EventManager\Event;
 
 class KoinService
 {
@@ -60,6 +61,11 @@ class KoinService
     $this->httpClient = $httpClient;
   }
 
+  public function onReceiveSmsListener(Event $event)
+  {
+    $this->onReceiveSms($event->getParam('sms'));
+  }
+
   /**
    * @param Sms $sms
    * @return int

src/App/Service/SmsStoreService.php

@@ -7,6 +7,7 @@ namespace App\Service;
 use App\Entity\Sms;
 use App\Entity\User;
 use Doctrine\ORM\EntityManager;
+use Zend\EventManager\EventManager;
 
 class SmsStoreService
 {
@@ -15,9 +16,10 @@ class SmsStoreService
    */
   private $em;
 
-  public function __construct(EntityManager $em)
+  public function __construct(EntityManager $em, EventManager $eventManager)
   {
     $this->em = $em;
+    $this->eventManager = $eventManager;
   }
 
   public function storeSms(string $hashKey, int $direction, array $requestData): bool
@@ -34,6 +36,10 @@ class SmsStoreService
     $this->em->persist($sms);
     $this->em->flush();
 
+    $this->eventManager->trigger('store.sms.persisted', $this, [
+      'sms' => $sms,
+    ]);
+
     return true;
   }
 

src/App/Service/SmsStoreServiceFactory.php

@@ -5,6 +5,7 @@ namespace App\Service;
 
 
 use Interop\Container\ContainerInterface;
+use Zend\EventManager\EventManager;
 
 
 class SmsStoreServiceFactory
@@ -13,7 +14,8 @@ class SmsStoreServiceFactory
   public function __invoke(ContainerInterface $container)
   {
     $em = $container->get('doctrine.entity_manager.orm_default');
+    $eventManager = $container->get(EventManager::class);
 
-    return new SmsStoreService($em);
+    return new SmsStoreService($em,$eventManager);
   }
 }