Gab Social. All are welcome.

app/serializers/activitypub/delete_serializer.rb

@@ -0,0 +1,41 @@
+# frozen_string_literal: true
+
+class ActivityPub::DeleteSerializer < ActivityPub::Serializer
+  class TombstoneSerializer < ActivityPub::Serializer
+    context_extensions :atom_uri
+
+    attributes :id, :type, :atom_uri
+
+    def id
+      ActivityPub::TagManager.instance.uri_for(object)
+    end
+
+    def type
+      'Tombstone'
+    end
+
+    def atom_uri
+      OStatus::TagManager.instance.uri_for(object)
+    end
+  end
+
+  attributes :id, :type, :actor, :to
+
+  has_one :object, serializer: TombstoneSerializer
+
+  def id
+    [ActivityPub::TagManager.instance.uri_for(object), '#delete'].join
+  end
+
+  def type
+    'Delete'
+  end
+
+  def actor
+    ActivityPub::TagManager.instance.uri_for(object.account)
+  end
+
+  def to
+    [ActivityPub::TagManager::COLLECTIONS[:public]]
+  end
+end