Only Announce Creates (#1551)

Only `Announce` the `Create` activities and use `Base_Object::TYPES` instead of array.

Author: pfefferle

includes/class-scheduler.php

@@ -8,6 +8,7 @@
 namespace Activitypub;
 
 use Activitypub\Activity\Activity;
+use Activitypub\Activity\Base_Object;
 use Activitypub\Scheduler\Post;
 use Activitypub\Scheduler\Actor;
 use Activitypub\Scheduler\Comment;
@@ -412,8 +413,8 @@ public static function schedule_announce_activity( $outbox_activity_id, $activit
 			return;
 		}
 
-		// Only if the activity is a Create, Update or Delete.
-		if ( ! in_array( $activity->get_type(), array( 'Create', 'Update', 'Delete' ), true ) ) {
+		// Only if the activity is a Create.
+		if ( 'Create' !== $activity->get_type() ) {
 			return;
 		}
 
@@ -422,7 +423,7 @@ public static function schedule_announce_activity( $outbox_activity_id, $activit
 		}
 
 		// Check if the object is an article, image, audio, video, event, or document and ignore profile updates and other activities.
-		if ( ! in_array( $activity->get_object()->get_type(), array( 'Note', 'Article', 'Image', 'Audio', 'Video', 'Event', 'Document' ), true ) ) {
+		if ( ! in_array( $activity->get_object()->get_type(), Base_Object::TYPES, true ) ) {
 			return;
 		}