follow_bot_policy.ex
No OneTemporary
Actions

Size

1 KB

Referenced Files

None

Subscribers

None

follow_bot_policy.ex
View Options

	# Pleroma: A lightweight social networking server
	# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
	# SPDX-License-Identifier: AGPL-3.0-only

	defmodule Pleroma.Web.ActivityPub.MRF.FollowBotPolicy do
	@behaviour Pleroma.Web.ActivityPub.MRF.Policy
	alias Pleroma.Config
	alias Pleroma.User
	alias Pleroma.Web.CommonAPI

	require Logger

	@impl true
	def filter(activity) do
	with follower_nickname <- Config.get([:mrf_follow_bot, :follower_nickname]),
	%User{actor_type: "Service"} = follower <-
	User.get_cached_by_nickname(follower_nickname),
	%{"type" => "Create", "object" => %{"type" => "Note"}} <- activity do
	try_follow(follower, activity)
	else
	nil ->
	Logger.warning(
	"#{__MODULE__} skipped because of missing `:mrf_follow_bot, :follower_nickname` configuration, the :follower_nickname
	account does not exist, or the account is not correctly configured as a bot."
	)

	{:ok, activity}

	_ ->
	{:ok, activity}
	end
	end

	defp try_follow(follower, activity) do
	to = Map.get(activity, "to", [])
	cc = Map.get(activity, "cc", [])
	actor = [activity["actor"]]

	Enum.concat([to, cc, actor])
	\|> List.flatten()
	\|> Enum.uniq()
	\|> User.get_all_by_ap_id()
	\|> Enum.each(fn user ->
	with false <- user.local,
	false <- User.following?(follower, user),
	false <- User.locked?(user),
	false <- (user.bio \|\| "") \|> String.downcase() \|> String.contains?("nobot") do
	Logger.debug(
	"#{__MODULE__}: Follow request from #{follower.nickname} to #{user.nickname}"
	)

	CommonAPI.follow(user, follower)
	end
	end)

	{:ok, activity}
	end

	@impl true
	def describe do
	{:ok, %{}}
	end
	end