X-Git-Url: https://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fweb%2Factivity_pub%2Fmrf%2Fanti_followbot_policy.ex;h=b96388489170b4e5c385817f8473aaa4d0cc425c;hb=f1f44069ae525fd21127e5ceccc61016c12f4427;hp=34665a3a6999491b1ff3847bab127031e5f513c8;hpb=54e7087ab412a488f8ad7286aef89d313e5e7b14;p=akkoma
diff --git a/lib/pleroma/web/activity_pub/mrf/anti_followbot_policy.ex b/lib/pleroma/web/activity_pub/mrf/anti_followbot_policy.ex
index 34665a3a6..b96388489 100644
--- a/lib/pleroma/web/activity_pub/mrf/anti_followbot_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/anti_followbot_policy.ex
@@ -1,10 +1,12 @@
# Pleroma: A lightweight social networking server
-# Copyright © 2019 Pleroma Authors
+# Copyright © 2017-2020 Pleroma Authors
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.ActivityPub.MRF.AntiFollowbotPolicy do
alias Pleroma.User
+ @moduledoc "Prevent followbots from following with a bit of heuristic"
+
@behaviour Pleroma.Web.ActivityPub.MRF
# XXX: this should become User.normalize_by_ap_id() or similar, really.
@@ -23,11 +25,15 @@ defmodule Pleroma.Web.ActivityPub.MRF.AntiFollowbotPolicy do
defp score_displayname(_), do: 0.0
defp determine_if_followbot(%User{nickname: nickname, name: displayname}) do
- # nickname will always be a binary string because it's generated by Pleroma.
+ # nickname will be a binary string except when following a relay
nick_score =
- nickname
- |> String.downcase()
- |> score_nickname()
+ if is_binary(nickname) do
+ nickname
+ |> String.downcase()
+ |> score_nickname()
+ else
+ 0.0
+ end
# displayname will either be a binary string or nil, if a displayname isn't set.
name_score =
@@ -54,10 +60,13 @@ defmodule Pleroma.Web.ActivityPub.MRF.AntiFollowbotPolicy do
if score < 0.8 do
{:ok, message}
else
- {:reject, nil}
+ {:reject, "[AntiFollowbotPolicy] Scored #{actor_id} as #{score}"}
end
end
@impl true
def filter(message), do: {:ok, message}
+
+ @impl true
+ def describe, do: {:ok, %{}}
end