akkoma/lib/pleroma/web/activity_pub/mrf.ex

29 lines
792 B
Elixir

# 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 do
@callback filter(Map.t()) :: {:ok | :reject, Map.t()}
def filter(policies, %{} = object) do
policies
|> Enum.reduce({:ok, object}, fn
policy, {:ok, object} ->
policy.filter(object)
_, error ->
error
end)
end
def filter(%{} = object), do: get_policies() |> filter(object)
def get_policies do
Pleroma.Config.get([:instance, :rewrite_policy], []) |> get_policies()
end
defp get_policies(policy) when is_atom(policy), do: [policy]
defp get_policies(policies) when is_list(policies), do: policies
defp get_policies(_), do: []
end