4 files changed, 10 insertions, 20 deletions
diff --git a/lib/pleroma/web/activity_pub/activity_pub.ex b/lib/pleroma/web/activity_pub/activity_pub.ex
index 07a65127b..1a279a7df 100644
--- a/lib/pleroma/web/activity_pub/activity_pub.ex
+++ b/lib/pleroma/web/activity_pub/activity_pub.ex
@@ -267,6 +267,9 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
     else
       {:fake, true, activity} ->
         {:ok, activity}
+
+      {:error, message} ->
+        {:error, message}
     end
   end
 
@@ -746,8 +749,8 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
 
   defp restrict_favorited_by(query, %{"favorited_by" => ap_id}) do
     from(
-      activity in query,
-      where: fragment(~s(? <@ (? #> '{"object","likes"}'\)), ^ap_id, activity.data)
+      [_activity, object] in query,
+      where: fragment("(?)->'likes' \\? (?)", object.data, ^ap_id)
     )
   end
 
diff --git a/lib/pleroma/web/activity_pub/utils.ex b/lib/pleroma/web/activity_pub/utils.ex
index 39074888b..fc5305c58 100644
--- a/lib/pleroma/web/activity_pub/utils.ex
+++ b/lib/pleroma/web/activity_pub/utils.ex
@@ -251,20 +251,6 @@ defmodule Pleroma.Web.ActivityPub.Utils do
 
   def insert_full_object(map), do: {:ok, map, nil}
 
-  def update_object_in_activities(%{data: %{"id" => id}} = object) do
-    # TODO
-    # Update activities that already had this. Could be done in a seperate process.
-    # Alternatively, just don't do this and fetch the current object each time. Most
-    # could probably be taken from cache.
-    relevant_activities = Activity.get_all_create_by_object_ap_id(id)
-
-    Enum.map(relevant_activities, fn activity ->
-      new_activity_data = activity.data |> Map.put("object", object.data)
-      changeset = Changeset.change(activity, data: new_activity_data)
-      Repo.update(changeset)
-    end)
-  end
-
   #### Like-related helpers
 
   @doc """
@@ -347,8 +333,7 @@ defmodule Pleroma.Web.ActivityPub.Utils do
            |> Map.put("#{property}_count", length(element))
            |> Map.put("#{property}s", element),
          changeset <- Changeset.change(object, data: new_data),
-         {:ok, object} <- Object.update_and_set_cache(changeset),
-         _ <- update_object_in_activities(object) do
+         {:ok, object} <- Object.update_and_set_cache(changeset) do
       {:ok, object}
     end
   end
diff --git a/lib/pleroma/web/activity_pub/views/object_view.ex b/lib/pleroma/web/activity_pub/views/object_view.ex
index 6028b773c..94d05f49b 100644
--- a/lib/pleroma/web/activity_pub/views/object_view.ex
+++ b/lib/pleroma/web/activity_pub/views/object_view.ex
@@ -66,8 +66,10 @@ defmodule Pleroma.Web.ActivityPub.ObjectView do
       "orderedItems" => items
     }
 
-    if offset < total do
+    if offset + length(items) < total do
       Map.put(map, "next", "#{iri}?page=#{page + 1}")
+    else
+      map
     end
   end
 end
diff --git a/lib/pleroma/web/activity_pub/views/user_view.ex b/lib/pleroma/web/activity_pub/views/user_view.ex
index 639519e0a..06c9e1c71 100644
--- a/lib/pleroma/web/activity_pub/views/user_view.ex
+++ b/lib/pleroma/web/activity_pub/views/user_view.ex
@@ -65,7 +65,7 @@ defmodule Pleroma.Web.ActivityPub.UserView do
     do: render("service.json", %{user: user})
 
   def render("user.json", %{user: %User{nickname: "internal." <> _} = user}),
-    do: render("service.json", %{user: user})
+    do: render("service.json", %{user: user}) |> Map.put("preferredUsername", user.nickname)
 
   def render("user.json", %{user: user}) do
     {:ok, user} = User.ensure_keys_present(user)