41 lines
1,016 B
Elixir
41 lines
1,016 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.SubchainPolicy do
|
|
alias Pleroma.Config
|
|
alias Pleroma.Web.ActivityPub.MRF
|
|
|
|
require Logger
|
|
|
|
@behaviour MRF
|
|
|
|
defp lookup_subchain(actor) do
|
|
with matches <- Config.get([:mrf_subchain, :match_actor]),
|
|
{match, subchain} <- Enum.find(matches, fn {k, _v} -> String.match?(actor, k) end) do
|
|
{:ok, match, subchain}
|
|
else
|
|
_e -> {:error, :notfound}
|
|
end
|
|
end
|
|
|
|
@impl true
|
|
def filter(%{"actor" => actor} = message) do
|
|
with {:ok, match, subchain} <- lookup_subchain(actor) do
|
|
Logger.debug(
|
|
"[SubchainPolicy] Matched #{actor} against #{inspect(match)} with subchain #{
|
|
inspect(subchain)
|
|
}"
|
|
)
|
|
|
|
subchain
|
|
|> MRF.filter(message)
|
|
else
|
|
_e -> {:ok, message}
|
|
end
|
|
end
|
|
|
|
@impl true
|
|
def filter(message), do: {:ok, message}
|
|
end
|