More robust expires_at timestamp processing

diff --git a/lib/pleroma/user.ex b/lib/pleroma/user.ex
index 71ace1c34a51afc3ed93c22fd1e7e9b6126296ad..09ea8079391b6b8c7c882ee7d19778e58c1bce42 100644 (file)
--- a/lib/pleroma/user.ex
+++ b/lib/pleroma/user.ex
@@ -2291,7 +2291,9 @@ defmodule Pleroma.User do
 
     # if pinned activity was scheduled for deletion, we reschedule it for deletion
     if data["expires_at"] do
-      {:ok, expires_at, _} = DateTime.from_iso8601(data["expires_at"])
+      # MRF.ActivityExpirationPolicy used UTC timestamps for expires_at in original implementation
+      {:ok, expires_at} =
+        data["expires_at"] |> Pleroma.EctoType.ActivityPub.ObjectValidators.DateTime.cast()
 
       Pleroma.Workers.PurgeExpiredActivity.enqueue(%{
         activity_id: id,