Merge pull request #924 from OneSignal/fix/pre-existing_notification_…

…delegate Fixed Pre-existing Notification Delegate
OneSignal · May 14, 2021 · 1bf1d7b · 1bf1d7b
2 parents df4aab8 + d6bc8ce
commit 1bf1d7b
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/iOS_SDK/OneSignalSDK/Source/OneSignalHelper.m b/iOS_SDK/OneSignalSDK/Source/OneSignalHelper.m
@@ -618,6 +618,14 @@ + (void)registerAsUNNotificationCenterDelegate {
 
  if (!curNotifCenter.delegate)
  curNotifCenter.delegate = (id)[self sharedInstance];
+ else {
+ /*
+ This handles the existing delegate that exist before the OneSignal delegate is loaded.
+ This line ends up calling the UNUserNotificationCenter+OneSignal.m file method setOneSignalUNDelegate.
+ This swizzles in the OneSignal methods into the existing non-OneSignal delegate.
+ */
+ curNotifCenter.delegate = curNotifCenter.delegate;
+ }
 }
 
 +(UNNotificationRequest*)prepareUNNotificationRequest:(OSNotificationPayload*)payload {