Gab Social. All are welcome.

app/serializers/activitypub/activity_serializer.rb

@@ -0,0 +1,51 @@
+# frozen_string_literal: true
+
+class ActivityPub::ActivitySerializer < ActivityPub::Serializer
+  attributes :id, :type, :actor, :published, :to, :cc
+
+  has_one :proper, key: :object, serializer: ActivityPub::NoteSerializer, if: :serialize_object?
+  attribute :proper_uri, key: :object, unless: :serialize_object?
+  attribute :atom_uri, if: :announce?
+
+  def id
+    ActivityPub::TagManager.instance.activity_uri_for(object)
+  end
+
+  def type
+    announce? ? 'Announce' : 'Create'
+  end
+
+  def actor
+    ActivityPub::TagManager.instance.uri_for(object.account)
+  end
+
+  def published
+    object.created_at.iso8601
+  end
+
+  def to
+    ActivityPub::TagManager.instance.to(object)
+  end
+
+  def cc
+    ActivityPub::TagManager.instance.cc(object)
+  end
+
+  def proper_uri
+    ActivityPub::TagManager.instance.uri_for(object.proper)
+  end
+
+  def atom_uri
+    OStatus::TagManager.instance.uri_for(object)
+  end
+
+  def announce?
+    object.reblog?
+  end
+
+  def serialize_object?
+    return true unless announce?
+    # Serialize private self-reposts of local gabs
+    object.account == object.proper.account && object.proper.private_visibility? && object.local?
+  end
+end