From 6a7b8ec60f265413ca88878dba6180456257d370 Mon Sep 17 00:00:00 2001
From: Frederic Guillot <fred@kanboard.net>
Date: Sat, 16 Jan 2016 21:06:36 -0500
Subject: Make sure that some event subscribers are not executed multiple times

---
 app/Subscriber/NotificationSubscriber.php | 20 +++++++++++---------
 1 file changed, 11 insertions(+), 9 deletions(-)

(limited to 'app/Subscriber/NotificationSubscriber.php')

diff --git a/app/Subscriber/NotificationSubscriber.php b/app/Subscriber/NotificationSubscriber.php
index 1bde24dd..6c24b08c 100644
--- a/app/Subscriber/NotificationSubscriber.php
+++ b/app/Subscriber/NotificationSubscriber.php
@@ -2,7 +2,6 @@
 
 namespace Kanboard\Subscriber;
 
-use Kanboard\Core\Base;
 use Kanboard\Event\GenericEvent;
 use Kanboard\Model\Task;
 use Kanboard\Model\Comment;
@@ -10,7 +9,7 @@ use Kanboard\Model\Subtask;
 use Kanboard\Model\File;
 use Symfony\Component\EventDispatcher\EventSubscriberInterface;
 
-class NotificationSubscriber extends Base implements EventSubscriberInterface
+class NotificationSubscriber extends BaseSubscriber implements EventSubscriberInterface
 {
     public static function getSubscribedEvents()
     {
@@ -35,14 +34,17 @@ class NotificationSubscriber extends Base implements EventSubscriberInterface
 
     public function handleEvent(GenericEvent $event, $event_name)
     {
-        $event_data = $this->getEventData($event);
+        if (! $this->isExecuted()) {
+            $this->logger->debug('Subscriber executed: '.__CLASS__.'::'.__METHOD__);
+            $event_data = $this->getEventData($event);
 
-        if (! empty($event_data)) {
-            if (! empty($event['mention'])) {
-                $this->userNotification->sendUserNotification($event['mention'], $event_name, $event_data);
-            } else {
-                $this->userNotification->sendNotifications($event_name, $event_data);
-                $this->projectNotification->sendNotifications($event_data['task']['project_id'], $event_name, $event_data);
+            if (! empty($event_data)) {
+                if (! empty($event['mention'])) {
+                    $this->userNotification->sendUserNotification($event['mention'], $event_name, $event_data);
+                } else {
+                    $this->userNotification->sendNotifications($event_name, $event_data);
+                    $this->projectNotification->sendNotifications($event_data['task']['project_id'], $event_name, $event_data);
+                }
             }
         }
     }
-- 
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