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# Pleroma: A lightweight social networking server
# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
# Fuck you falaichte
defmodule Pleroma.Web.ActivityPub.MRF.LockSmasher do
alias Pleroma.Config
alias Pleroma.User
@behaviour Pleroma.Web.ActivityPub.MRF.Policy
require Pleroma.Constants
@impl true
def filter(
%{
"type" => "Create",
"to" => to,
"cc" => cc,
"actor" => actor,
"object" => object
} = message
) do
actor_info = URI.parse(actor)
user = User.get_cached_by_ap_id(actor)
instance_domain = Config.get([Pleroma.Web.Endpoint, :url, :host])
# Determine visibility
visibility =
cond do
Pleroma.Constants.as_public() in to -> "public"
Pleroma.Constants.as_public() in cc -> "unlisted"
user.follower_address in to -> "followers"
true -> "direct"
end
if visibility in ["unlisted", "followers"] and actor_info.host != instance_domain do
to = List.delete(to, user.follower_address) ++ [Pleroma.Constants.as_public()]
cc = List.delete(cc, Pleroma.Constants.as_public()) ++ [user.follower_address]
object =
object
|> Map.put("to", to)
|> Map.put("cc", cc)
message =
message
|> Map.put("to", to)
|> Map.put("cc", cc)
|> Map.put("object", object)
{:ok, message}
else
{:ok, message}
end
end
@impl true
def filter(message), do: {:ok, message}
@impl true
def describe, do: {:ok, %{}}
end
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