added force option to the unfollow operation

lib/pleroma/user.ex

@@ -915,9 +915,7 @@ defmodule Pleroma.User do
         FollowingRelationship.unfollow(follower, followed)
         {:ok, followed} = update_follower_count(followed)
 
-        {:ok, follower} =
-          follower
-          |> update_following_count()
+        {:ok, follower} = update_following_count(follower)
 
         {:ok, follower, followed}
 

lib/pleroma/web/activity_pub/relay.ex

@@ -30,12 +30,16 @@ defmodule Pleroma.Web.ActivityPub.Relay do
     end
   end
 
-  @spec unfollow(String.t()) :: {:ok, Activity.t()} | {:error, any()}
-  def unfollow(target_instance) do
+  @spec unfollow(String.t(), map()) :: {:ok, Activity.t()} | {:error, any()}
+  def unfollow(target_instance, opts \\ %{}) do
     with %User{} = local_user <- get_actor(),
-         {:ok, %User{} = target_user} <- User.get_or_fetch_by_ap_id(target_instance),
+         {:ok, target_user} <- fetch_target_user(target_instance, opts),
          {:ok, activity} <- ActivityPub.unfollow(local_user, target_user) do
-      User.unfollow(local_user, target_user)
+      case target_user.id do
+        nil -> User.update_following_count(local_user)
+        _ -> User.unfollow(local_user, target_user)
+      end
+
       Logger.info("relay: unfollowed instance: #{target_instance}: id=#{activity.data["id"]}")
       {:ok, activity}
     else
@@ -43,6 +47,14 @@ defmodule Pleroma.Web.ActivityPub.Relay do
     end
   end
 
+  defp fetch_target_user(ap_id, opts) do
+    case {opts[:force], User.get_or_fetch_by_ap_id(ap_id)} do
+      {_, {:ok, %User{} = user}} -> {:ok, user}
+      {true, _} -> {:ok, %User{ap_id: ap_id}}
+      {_, error} -> error
+    end
+  end
+
   @spec publish(any()) :: {:ok, Activity.t()} | {:error, any()}
   def publish(%Activity{data: %{"type" => "Create"}} = activity) do
     with %User{} = user <- get_actor(),

lib/pleroma/web/admin_api/controllers/relay_controller.ex

@@ -33,11 +33,7 @@ defmodule Pleroma.Web.AdminAPI.RelayController do
 
   def follow(%{assigns: %{user: admin}, body_params: %{relay_url: target}} = conn, _) do
     with {:ok, _message} <- Relay.follow(target) do
-      ModerationLog.insert_log(%{
-        action: "relay_follow",
-        actor: admin,
-        target: target
-      })
+      ModerationLog.insert_log(%{action: "relay_follow", actor: admin, target: target})
 
       json(conn, %{actor: target, followed_back: target in Relay.following()})
     else
@@ -48,13 +44,9 @@ defmodule Pleroma.Web.AdminAPI.RelayController do
     end
   end
 
-  def unfollow(%{assigns: %{user: admin}, body_params: %{relay_url: target}} = conn, _) do
-    with {:ok, _message} <- Relay.unfollow(target) do
-      ModerationLog.insert_log(%{
-        action: "relay_unfollow",
-        actor: admin,
-        target: target
-      })
+  def unfollow(%{assigns: %{user: admin}, body_params: %{relay_url: target} = params} = conn, _) do
+    with {:ok, _message} <- Relay.unfollow(target, %{force: params[:force]}) do
+      ModerationLog.insert_log(%{action: "relay_unfollow", actor: admin, target: target})
 
       json(conn, target)
     else

lib/pleroma/web/api_spec/operations/admin/relay_operation.ex

@@ -56,7 +56,7 @@ defmodule Pleroma.Web.ApiSpec.Admin.RelayOperation do
       operationId: "AdminAPI.RelayController.unfollow",
       security: [%{"oAuth" => ["write:follows"]}],
       parameters: admin_api_params(),
-      requestBody: request_body("Parameters", relay_url()),
+      requestBody: request_body("Parameters", relay_unfollow()),
       responses: %{
         200 =>
           Operation.response("Status", "application/json", %Schema{
@@ -91,4 +91,14 @@ defmodule Pleroma.Web.ApiSpec.Admin.RelayOperation do
       }
     }
   end
+
+  defp relay_unfollow do
+    %Schema{
+      type: :object,
+      properties: %{
+        relay_url: %Schema{type: :string, format: :uri},
+        force: %Schema{type: :boolean, default: false}
+      }
+    }
+  end
 end