Undo formatting in user.ex

[akkoma] / lib / pleroma / web / activity_pub / utils.ex

diff --git a/lib/pleroma/web/activity_pub/utils.ex b/lib/pleroma/web/activity_pub/utils.ex
index c7c87667016f48f2e116e6e2ade877e7c262ff90..f98545336f3efcc14998077b37803e7fc6ab4af4 100644 (file)
--- a/lib/pleroma/web/activity_pub/utils.ex
+++ b/lib/pleroma/web/activity_pub/utils.ex
@@ -175,7 +175,8 @@ defmodule Pleroma.Web.ActivityPub.Utils do
 
   def update_element_in_object(property, element, object) do
     with new_data <-
-           object.data |> Map.put("#{property}_count", length(element))
+           object.data
+           |> Map.put("#{property}_count", length(element))
            |> Map.put("#{property}s", element),
          changeset <- Changeset.change(object, data: new_data),
          {:ok, object} <- Repo.update(changeset),
@@ -237,7 +238,7 @@ defmodule Pleroma.Web.ActivityPub.Utils do
   #### Announce-related helpers
 
   @doc """
-  Make announce activity data for the given actor and object
+  Retruns an existing announce activity if the notice has already been announced
   """
   def get_existing_announce(actor, %{data: %{"id" => id}}) do
     query =
@@ -258,6 +259,9 @@ defmodule Pleroma.Web.ActivityPub.Utils do
     Repo.one(query)
   end
 
+  @doc """
+  Make announce activity data for the given actor and object
+  """
   def make_announce_data(
         %User{ap_id: ap_id} = user,
         %Object{data: %{"id" => id}} = object,
@@ -275,6 +279,26 @@ defmodule Pleroma.Web.ActivityPub.Utils do
     if activity_id, do: Map.put(data, "id", activity_id), else: data
   end
 
+  @doc """
+  Make unannounce activity data for the given actor and object
+  """
+  def make_unannounce_data(
+        %User{ap_id: ap_id} = user,
+        %Activity{data: %{"context" => context}} = activity,
+        activity_id
+      ) do
+    data = %{
+      "type" => "Undo",
+      "actor" => ap_id,
+      "object" => activity.data,
+      "to" => [user.follower_address, activity.data["actor"]],
+      "cc" => ["https://www.w3.org/ns/activitystreams#Public"],
+      "context" => context
+    }
+
+    if activity_id, do: Map.put(data, "id", activity_id), else: data
+  end
+
   def add_announce_to_object(%Activity{data: %{"actor" => actor}}, object) do
     with announcements <- [actor | object.data["announcements"] || []] |> Enum.uniq() do
       update_element_in_object("announcement", announcements, object)