+ def with_preloaded_object(query, join_type \\ :inner) do
+ query
+ |> has_named_binding?(:object)
+ |> if(do: query, else: with_joined_object(query, join_type))
+ |> preload([activity, object: object], object: object)
+ end
+
+ # Note: applies to fake activities (ActivityPub.Utils.get_notified_from_object/1 etc.)
+ def user_actor(%Activity{actor: nil}), do: nil
+
+ def user_actor(%Activity{} = activity) do
+ with %User{} <- activity.user_actor do
+ activity.user_actor
+ else
+ _ -> User.get_cached_by_ap_id(activity.actor)
+ end
+ end
+
+ def with_joined_user_actor(query, join_type \\ :inner) do
+ join(query, join_type, [activity], u in User,
+ on: u.ap_id == activity.actor,
+ as: :user_actor
+ )
+ end
+
+ def with_preloaded_user_actor(query, join_type \\ :inner) do
+ query
+ |> with_joined_user_actor(join_type)
+ |> preload([activity, user_actor: user_actor], user_actor: user_actor)
+ end
+
+ def with_preloaded_bookmark(query, %User{} = user) do
+ from([a] in query,
+ left_join: b in Bookmark,
+ on: b.user_id == ^user.id and b.activity_id == a.id,
+ preload: [bookmark: b]