activitypub: transmogrifier: do not allow missing lists to be interpreted as nil

2019-03-19 17:30:25 +00:00 · 2019-03-19 17:30:25 +00:00 · d487b753c3
parent 798da28812
commit d487b753c3
1 changed files with 9 additions and 5 deletions
--- a/lib/pleroma/web/activity_pub/transmogrifier.ex
+++ b/lib/pleroma/web/activity_pub/transmogrifier.ex
@ -86,11 +86,15 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
  end

  def fix_addressing_list(map, field) do
-    if is_binary(map[field]) do
-      map
-      |> Map.put(field, [map[field]])
-    else
-      map
+    cond do
+      is_binary(map[field]) ->
+        Map.put(map, field, [map[field]])
+
+      is_nil(map[field]) ->
+        Map.put(map, field, [])
+
+      true ->
+        map
    end
  end