Add follow_requests_outstanding_since?/3 to Pleroma.Activity

lib/pleroma/activity.ex

@@ -345,6 +345,20 @@ def following_requests_for_actor(%User{ap_id: ap_id}) do
     |> Repo.all()
   end
 
+  def follow_requests_outstanding_since?(
+        %User{ap_id: follower_id},
+        %User{ap_id: followee_id},
+        since_datetime
+      ) do
+    followee_id
+    |> Queries.by_object_id()
+    |> Queries.by_type("Follow")
+    |> where([a], a.inserted_at > ^since_datetime)
+    |> where([a], fragment("? ->> 'state' != 'accept'", a.data))
+    |> where([a], a.actor == ^follower_id)
+    |> Repo.exists?()
+  end
+
   def restrict_deactivated_users(query) do
     deactivated_users =
       from(u in User.Query.build(%{deactivated: true}), select: u.ap_id)