3 files changed, 31 insertions, 0 deletions
diff --git a/lib/pleroma/web/activity_pub/activity_pub.ex b/lib/pleroma/web/activity_pub/activity_pub.ex
index c026f2427..973d18e52 100644
--- a/lib/pleroma/web/activity_pub/activity_pub.ex
+++ b/lib/pleroma/web/activity_pub/activity_pub.ex
@@ -415,6 +415,8 @@ defmodule Pleroma.Web.ActivityPub.ActivityPub do
           "url" => [%{"href" => data["image"]["url"]}]
         }
 
+    data = Transmogrifier.maybe_fix_user_object(data)
+
     user_data = %{
       ap_id: data["id"],
       info: %{
diff --git a/lib/pleroma/web/activity_pub/transmogrifier.ex b/lib/pleroma/web/activity_pub/transmogrifier.ex
index 463d1e59d..c10d27dcd 100644
--- a/lib/pleroma/web/activity_pub/transmogrifier.ex
+++ b/lib/pleroma/web/activity_pub/transmogrifier.ex
@@ -495,4 +495,17 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier do
       Repo.delete_all(q)
     end
   end
+
+  def maybe_fix_user_url(data) do
+    if is_map(data["url"]) do
+      data = Map.put(data, "url", data["url"]["href"])
+    end
+
+    data
+  end
+
+  def maybe_fix_user_object(data) do
+    data
+    |> maybe_fix_user_url
+  end
 end
diff --git a/lib/pleroma/web/activity_pub/utils.ex b/lib/pleroma/web/activity_pub/utils.ex
index f98545336..d92db0d5f 100644
--- a/lib/pleroma/web/activity_pub/utils.ex
+++ b/lib/pleroma/web/activity_pub/utils.ex
@@ -5,6 +5,22 @@ defmodule Pleroma.Web.ActivityPub.Utils do
   alias Ecto.{Changeset, UUID}
   import Ecto.Query
 
+  # Some implementations send the actor URI as the actor field, others send the entire actor object,
+  # so figure out what the actor's URI is based on what we have.
+  def normalize_actor(actor) do
+    cond do
+      is_binary(actor) ->
+        actor
+
+      is_map(actor) ->
+        actor["id"]
+    end
+  end
+
+  def normalize_params(params) do
+    Map.put(params, "actor", normalize_actor(params["actor"]))
+  end
+
   def make_json_ld_header do
     %{
       "@context" => [