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# 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.MRF.UserAllowListPolicy do
alias Pleroma.Config
@moduledoc "Accept-list of users from specified instances"
@behaviour Pleroma.Web.ActivityPub.MRF
defp filter_by_list(object, []), do: {:ok, object}
defp filter_by_list(%{"actor" => actor} = object, allow_list) do
if actor in allow_list do
{:ok, object}
else
{:reject, nil}
end
end
@impl true
def filter(%{"actor" => actor} = object) do
actor_info = URI.parse(actor)
allow_list = Config.get([:mrf_user_allowlist, String.to_atom(actor_info.host)], [])
filter_by_list(object, allow_list)
end
def filter(object), do: {:ok, object}
end
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