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akkoma/lib/pleroma/web/activity_pub/mrf/reject_non_public.ex

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defmodule Pleroma.Web.ActivityPub.MRF.RejectNonPublic do
alias Pleroma.User
@behaviour Pleroma.Web.ActivityPub.MRF
2018-06-08 05:10:11 +00:00
@impl true
def filter(%{"type" => "Create"} = object) do
user = User.get_cached_by_ap_id(object["actor"])
public = "https://www.w3.org/ns/activitystreams#Public"
# Determine visibility
visibility =
cond do
public in object["to"] -> "public"
public in object["cc"] -> "unlisted"
user.follower_address in object["to"] -> "followers"
true -> "direct"
end
policy = Pleroma.Config.get(:mrf_rejectnonpublic)
case visibility do
"public" ->
{:ok, object}
"unlisted" ->
{:ok, object}
"followers" ->
with true <- Keyword.get(policy, :allow_followersonly) do
{:ok, object}
else
_e -> {:reject, nil}
end
"direct" ->
with true <- Keyword.get(policy, :allow_direct) do
{:ok, object}
else
_e -> {:reject, nil}
end
end
end
@impl true
def filter(object), do: {:ok, object}
end