# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.ActivityPub.MRF.ActivityExpirationPolicy do
- @moduledoc "Adds expiration to all local activities"
+ @moduledoc "Adds expiration to all local Create activities"
@behaviour Pleroma.Web.ActivityPub.MRF
@impl true
- def filter(%{"id" => id} = activity) do
+ def filter(activity) do
activity =
- if String.starts_with?(id, Pleroma.Web.Endpoint.url()) do
+ if note?(activity) and local?(activity) do
maybe_add_expiration(activity)
else
activity
@impl true
def describe, do: {:ok, %{}}
+ defp local?(%{"actor" => actor}) do
+ String.starts_with?(actor, Pleroma.Web.Endpoint.url())
+ end
+
+ defp note?(activity) do
+ match?(%{"type" => "Create", "object" => %{"type" => "Note"}}, activity)
+ end
+
defp maybe_add_expiration(activity) do
days = Pleroma.Config.get([:mrf_activity_expiration, :days], 365)
expires_at = NaiveDateTime.utc_now() |> Timex.shift(days: days)