# Pleroma: A lightweight social networking server # Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/> # SPDX-License-Identifier: AGPL-3.0-only defmodule Pleroma.Web.ActivityPub.Relay do alias Pleroma.Activity alias Pleroma.Object alias Pleroma.User alias Pleroma.Web.ActivityPub.ActivityPub require Logger def get_actor do User.get_or_create_instance_user() end def follow(target_instance) do with %User{} = local_user <- get_actor(), %User{} = target_user <- User.get_or_fetch_by_ap_id(target_instance), {:ok, activity} <- ActivityPub.follow(local_user, target_user) do Logger.info("relay: followed instance: #{target_instance}; id=#{activity.data["id"]}") {:ok, activity} else e -> Logger.error("error: #{inspect(e)}") {:error, e} end end def unfollow(target_instance) do with %User{} = local_user <- get_actor(), %User{} = target_user <- User.get_or_fetch_by_ap_id(target_instance), {:ok, activity} <- ActivityPub.unfollow(local_user, target_user) do Logger.info("relay: unfollowed instance: #{target_instance}: id=#{activity.data["id"]}") {:ok, activity} else e -> Logger.error("error: #{inspect(e)}") {:error, e} end end def publish(%Activity{data: %{"type" => "Create"}} = activity) do with %User{} = user <- get_actor(), %Object{} = object <- Object.normalize(activity) do ActivityPub.announce(user, object, nil, true, false) else e -> Logger.error("error: #{inspect(e)}") end end def publish(_), do: nil end