# Pleroma: A lightweight social networking server # Copyright © 2017-2022 Pleroma Authors # SPDX-License-Identifier: AGPL-3.0-only defmodule Pleroma.Web.ActivityPub.MRF.Policy do @callback filter(map()) :: {:ok | :reject, map()} @callback describe() :: {:ok | :error, map()} @callback config_description() :: %{ optional(:children) => [map()], key: atom(), related_policy: String.t(), label: String.t(), description: String.t() } @callback history_awareness() :: :auto | :manual @optional_callbacks config_description: 0, history_awareness: 0 end