59 lines
1.6 KiB
Elixir
59 lines
1.6 KiB
Elixir
# Pleroma: A lightweight social networking server
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# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Pleroma.Web.ActivityPub.MRF.UserAllowListPolicy do
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alias Pleroma.Config
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@moduledoc "Accept-list of users from specified instances"
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@behaviour Pleroma.Web.ActivityPub.MRF
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defp filter_by_list(object, []), do: {:ok, object}
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defp filter_by_list(%{"actor" => actor} = object, allow_list) do
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if actor in allow_list do
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{:ok, object}
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else
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{:reject, "[UserAllowListPolicy] #{actor} not in the list"}
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end
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end
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@impl true
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def filter(%{"actor" => actor} = object) do
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actor_info = URI.parse(actor)
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allow_list =
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Config.get(
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[:mrf_user_allowlist, actor_info.host],
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[]
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)
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filter_by_list(object, allow_list)
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end
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def filter(object), do: {:ok, object}
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@impl true
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def describe do
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mrf_user_allowlist =
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Config.get([:mrf_user_allowlist], [])
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|> Enum.into(%{}, fn {k, v} -> {k, length(v)} end)
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{:ok, %{mrf_user_allowlist: mrf_user_allowlist}}
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end
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@impl true
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def config_description do
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%{
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key: :mrf_user_allowlist,
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related_policy: "Pleroma.Web.ActivityPub.MRF.UserAllowListPolicy",
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description:
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"The keys in this section are the domain names that the policy should apply to." <>
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" Each key should be assigned a list of users that should be allowed through by their ActivityPub ID",
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suggestions: [
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%{"example.org" => ["https://example.org/users/admin"]}
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]
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}
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end
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end
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