mirror of
https://akkoma.dev/AkkomaGang/akkoma.git
synced 2024-11-17 14:44:52 +00:00
111 lines
3.4 KiB
Elixir
111 lines
3.4 KiB
Elixir
# Pleroma: A lightweight social networking server
|
|
# Copyright © 2017-2018 Pleroma Authors <https://pleroma.social/>
|
|
# SPDX-License-Identifier: AGPL-3.0-only
|
|
|
|
defmodule Pleroma.Web.ActivityPub.MRF.SimplePolicy do
|
|
alias Pleroma.User
|
|
@behaviour Pleroma.Web.ActivityPub.MRF
|
|
|
|
defp check_accept(%{host: actor_host} = _actor_info, object) do
|
|
accepts = Pleroma.Config.get([:mrf_simple, :accept])
|
|
|
|
cond do
|
|
accepts == [] -> {:ok, object}
|
|
actor_host == Pleroma.Config.get([Pleroma.Web.Endpoint, :url, :host]) -> {:ok, object}
|
|
Enum.member?(accepts, actor_host) -> {:ok, object}
|
|
true -> {:reject, nil}
|
|
end
|
|
end
|
|
|
|
defp check_reject(%{host: actor_host} = _actor_info, object) do
|
|
if Enum.member?(Pleroma.Config.get([:mrf_simple, :reject]), actor_host) do
|
|
{:reject, nil}
|
|
else
|
|
{:ok, object}
|
|
end
|
|
end
|
|
|
|
defp check_media_removal(
|
|
%{host: actor_host} = _actor_info,
|
|
%{"type" => "Create", "object" => %{"attachment" => child_attachment}} = object
|
|
)
|
|
when length(child_attachment) > 0 do
|
|
object =
|
|
if Enum.member?(Pleroma.Config.get([:mrf_simple, :media_removal]), actor_host) do
|
|
child_object = Map.delete(object["object"], "attachment")
|
|
Map.put(object, "object", child_object)
|
|
else
|
|
object
|
|
end
|
|
|
|
{:ok, object}
|
|
end
|
|
|
|
defp check_media_removal(_actor_info, object), do: {:ok, object}
|
|
|
|
defp check_media_nsfw(
|
|
%{host: actor_host} = _actor_info,
|
|
%{
|
|
"type" => "Create",
|
|
"object" => %{"attachment" => child_attachment} = child_object
|
|
} = object
|
|
)
|
|
when length(child_attachment) > 0 do
|
|
object =
|
|
if Enum.member?(Pleroma.Config.get([:mrf_simple, :media_nsfw]), actor_host) do
|
|
tags = (child_object["tag"] || []) ++ ["nsfw"]
|
|
child_object = Map.put(child_object, "tags", tags)
|
|
child_object = Map.put(child_object, "sensitive", true)
|
|
Map.put(object, "object", child_object)
|
|
else
|
|
object
|
|
end
|
|
|
|
{:ok, object}
|
|
end
|
|
|
|
defp check_media_nsfw(_actor_info, object), do: {:ok, object}
|
|
|
|
defp check_ftl_removal(%{host: actor_host} = _actor_info, object) do
|
|
object =
|
|
with true <-
|
|
Enum.member?(
|
|
Pleroma.Config.get([:mrf_simple, :federated_timeline_removal]),
|
|
actor_host
|
|
),
|
|
user <- User.get_cached_by_ap_id(object["actor"]),
|
|
true <- "https://www.w3.org/ns/activitystreams#Public" in object["to"],
|
|
true <- user.follower_address in object["cc"] do
|
|
to =
|
|
List.delete(object["to"], "https://www.w3.org/ns/activitystreams#Public") ++
|
|
[user.follower_address]
|
|
|
|
cc =
|
|
List.delete(object["cc"], user.follower_address) ++
|
|
["https://www.w3.org/ns/activitystreams#Public"]
|
|
|
|
object
|
|
|> Map.put("to", to)
|
|
|> Map.put("cc", cc)
|
|
else
|
|
_ -> object
|
|
end
|
|
|
|
{:ok, object}
|
|
end
|
|
|
|
@impl true
|
|
def filter(object) do
|
|
actor_info = URI.parse(object["actor"])
|
|
|
|
with {:ok, object} <- check_accept(actor_info, object),
|
|
{:ok, object} <- check_reject(actor_info, object),
|
|
{:ok, object} <- check_media_removal(actor_info, object),
|
|
{:ok, object} <- check_media_nsfw(actor_info, object),
|
|
{:ok, object} <- check_ftl_removal(actor_info, object) do
|
|
{:ok, object}
|
|
else
|
|
_e -> {:reject, nil}
|
|
end
|
|
end
|
|
end
|