Add unretweet TwAPI endpoint and cleanup AP.unannounce

lib/pleroma/web/activity_pub/activity_pub.ex

@@ -198,7 +198,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
          :ok <- maybe_federate(unannounce_activity),
          {:ok, _activity} <- Repo.delete(announce_activity),
          {:ok, object} <- remove_announce_from_object(announce_activity, object) do
-      {:ok, unannounce_activity, announce_activity, object}
+      {:ok, unannounce_activity, object}
     else
       _e -> {:ok, object}
     end

lib/pleroma/web/activity_pub/transmogrifier.ex

@@ -303,7 +303,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
     with %User{} = actor <- User.get_or_fetch_by_ap_id(actor),
          {:ok, object} <-
            get_obj_helper(object_id) || ActivityPub.fetch_object_from_id(object_id),
-         {:ok, activity, _, _} <- ActivityPub.unannounce(actor, object, id, false) do
+         {:ok, activity, _} <- ActivityPub.unannounce(actor, object, id, false) do
       {:ok, activity}
     else
       _e -> :error

lib/pleroma/web/mastodon_api/mastodon_api_controller.ex

@@ -336,7 +336,7 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIController do
   end
 
   def unreblog_status(%{assigns: %{user: user}} = conn, %{"id" => ap_id_or_id}) do
-    with {:ok, _, _, %{data: %{"id" => id}}} <- CommonAPI.unrepeat(ap_id_or_id, user),
+    with {:ok, _unannounce, %{data: %{"id" => id}}} <- CommonAPI.unrepeat(ap_id_or_id, user),
          %Activity{} = activity <- Activity.get_create_activity_by_object_ap_id(id) do
       render(conn, StatusView, "status.json", %{activity: activity, for: user, as: :activity})
     end

lib/pleroma/web/router.ex

@@ -238,6 +238,7 @@ defmodule Pleroma.Web.Router do
 
     post("/statuses/update", TwitterAPI.Controller, :status_update)
     post("/statuses/retweet/:id", TwitterAPI.Controller, :retweet)
+    post("/statuses/unretweet/:id", TwitterAPI.Controller, :unretweet)
     post("/statuses/destroy/:id", TwitterAPI.Controller, :delete_post)
 
     post("/friendships/create", TwitterAPI.Controller, :follow)

lib/pleroma/web/twitter_api/twitter_api.ex

@@ -12,14 +12,9 @@ defmodule Pleroma.Web.TwitterAPI.TwitterAPI do
   end
 
   def delete(%User{} = user, id) do
-    # TwitterAPI does not have an "unretweet" endpoint; instead this is done
-    # via the "destroy" endpoint.  Therefore, we need to handle
-    # when the status to "delete" is actually an Announce (repeat) object.
-    with %Activity{data: %{"type" => type}} <- Repo.get(Activity, id) do
-      case type do
-        "Announce" -> unrepeat(user, id)
-        _ -> CommonAPI.delete(id, user)
-      end
+    with %Activity{data: %{"type" => type}} <- Repo.get(Activity, id),
+         {:ok, activity} <- CommonAPI.delete(id, user) do
+      {:ok, activity}
     end
   end
 
@@ -70,8 +65,9 @@ defmodule Pleroma.Web.TwitterAPI.TwitterAPI do
     end
   end
 
-  defp unrepeat(%User{} = user, ap_id_or_id) do
-    with {:ok, _unannounce, activity, _object} <- CommonAPI.unrepeat(ap_id_or_id, user) do
+  def unrepeat(%User{} = user, ap_id_or_id) do
+    with {:ok, _unannounce, %{data: %{"id" => id}}} <- CommonAPI.unrepeat(ap_id_or_id, user),
+         %Activity{} = activity <- Activity.get_create_activity_by_object_ap_id(id) do
       {:ok, activity}
     end
   end

lib/pleroma/web/twitter_api/twitter_api_controller.ex

@@ -240,6 +240,13 @@ defmodule Pleroma.Web.TwitterAPI.Controller do
     end
   end
 
+  def unretweet(%{assigns: %{user: user}} = conn, %{"id" => id}) do
+    with {_, {:ok, id}} <- {:param_cast, Ecto.Type.cast(:integer, id)},
+         {:ok, activity} <- TwitterAPI.unrepeat(user, id) do
+      render(conn, ActivityView, "activity.json", %{activity: activity, for: user})
+    end
+  end
+
   def register(conn, params) do
     with {:ok, user} <- TwitterAPI.register_user(params) do
       render(conn, UserView, "show.json", %{user: user})