+ def subscribe(subscriber, %{ap_id: ap_id}) do
+ deny_follow_blocked = Pleroma.Config.get([:user, :deny_follow_blocked])
+
+ with %User{} = subscribed <- get_cached_by_ap_id(ap_id) do
+ blocked = blocks?(subscribed, subscriber) and deny_follow_blocked
+
+ if blocked do
+ {:error, "Could not subscribe: #{subscribed.nickname} is blocking you"}
+ else
+ info_cng =
+ subscribed.info
+ |> User.Info.add_to_subscribers(subscriber.ap_id)
+
+ change(subscribed)
+ |> put_embed(:info, info_cng)
+ |> update_and_set_cache()
+ end
+ end
+ end
+
+ def unsubscribe(unsubscriber, %{ap_id: ap_id}) do
+ with %User{} = user <- get_cached_by_ap_id(ap_id) do
+ info_cng =
+ user.info
+ |> User.Info.remove_from_subscribers(unsubscriber.ap_id)
+
+ change(user)
+ |> put_embed(:info, info_cng)
+ |> update_and_set_cache()
+ end
+ end
+