git.squeep.com Git - akkoma/blob - lib/pleroma/web/activity_pub/mrf/follow_bot_policy.ex

   1 defmodule Pleroma.Web.ActivityPub.MRF.FollowBotPolicy do
   2   @behaviour Pleroma.Web.ActivityPub.MRF
   3   alias Pleroma.User
   4   alias Pleroma.Web.CommonAPI
   5   require Logger
   6
   7   @impl true
   8   def filter(message) do
   9     Task.start(fn ->
  10       follower_nickname = Pleroma.Config.get([:mrf_follow_bot, :follower_nickname])
  11
  12       with %User{} = follower <- User.get_cached_by_nickname(follower_nickname),
  13            %{"type" => "Create", "object" => %{"type" => "Note"}} <- message do
  14         to = Map.get(message, "to", [])
  15         cc = Map.get(message, "cc", [])
  16         actor = [message["actor"]]
  17
  18         Enum.concat([to, cc, actor])
  19         |> List.flatten()
  20         |> User.get_all_by_ap_id()
  21         |> Enum.each(fn user ->
  22           Logger.info("Checking if #{user.nickname} can be followed")
  23
  24           with false <- User.following?(follower, user),
  25                false <- user.locked,
  26                false <- (user.bio || "") |> String.downcase() |> String.contains?("nobot") do
  27             Logger.info("Following #{user.nickname}")
  28             CommonAPI.follow(follower, user)
  29           end
  30         end)
  31       end
  32     end)
  33
  34     {:ok, message}
  35   end
  36
  37   @impl true
  38   def describe do
  39     {:ok, %{}}
  40   end
  41 end