2 files changed, 28 insertions, 4 deletions
diff --git a/app/serializers/activitypub/activity_serializer.rb b/app/serializers/activitypub/activity_serializer.rb
index 349495e84..b252e008b 100644
--- a/app/serializers/activitypub/activity_serializer.rb
+++ b/app/serializers/activitypub/activity_serializer.rb
@@ -1,7 +1,7 @@
 # frozen_string_literal: true
 
 class ActivityPub::ActivitySerializer < ActiveModel::Serializer
-  attributes :id, :type, :actor, :to, :cc
+  attributes :id, :type, :actor, :published, :to, :cc
 
   has_one :proper, key: :object, serializer: ActivityPub::NoteSerializer
 
@@ -17,6 +17,10 @@ class ActivityPub::ActivitySerializer < ActiveModel::Serializer
     ActivityPub::TagManager.instance.uri_for(object.account)
   end
 
+  def published
+    object.created_at.iso8601
+  end
+
   def to
     ActivityPub::TagManager.instance.to(object)
   end
diff --git a/app/serializers/activitypub/note_serializer.rb b/app/serializers/activitypub/note_serializer.rb
index d42f54263..e5d8e3f03 100644
--- a/app/serializers/activitypub/note_serializer.rb
+++ b/app/serializers/activitypub/note_serializer.rb
@@ -27,7 +27,7 @@ class ActivityPub::NoteSerializer < ActiveModel::Serializer
   end
 
   def in_reply_to
-    return unless object.reply?
+    return unless object.reply? && !object.thread.nil?
 
     if object.thread.uri.nil? || object.thread.uri.start_with?('http')
       ActivityPub::TagManager.instance.uri_for(object.thread)
@@ -57,7 +57,7 @@ class ActivityPub::NoteSerializer < ActiveModel::Serializer
   end
 
   def virtual_tags
-    object.mentions + object.tags
+    object.mentions + object.tags + object.emojis
   end
 
   def atom_uri
@@ -67,12 +67,14 @@ class ActivityPub::NoteSerializer < ActiveModel::Serializer
   end
 
   def in_reply_to_atom_uri
-    return unless object.reply?
+    return unless object.reply? && !object.thread.nil?
 
     ::TagManager.instance.uri_for(object.thread)
   end
 
   def conversation
+    return if object.conversation.nil?
+
     if object.conversation.uri?
       object.conversation.uri
     else
@@ -135,4 +137,22 @@ class ActivityPub::NoteSerializer < ActiveModel::Serializer
       "##{object.name}"
     end
   end
+
+  class CustomEmojiSerializer < ActiveModel::Serializer
+    include RoutingHelper
+
+    attributes :type, :href, :name
+
+    def type
+      'Emoji'
+    end
+
+    def href
+      full_asset_url(object.image.url)
+    end
+
+    def name
+      ":#{object.shortcode}:"
+    end
+  end
 end