Redirect to user feed instead of directly serving it.

lib/pleroma/web/ostatus/ostatus_controller.ex

@@ -4,8 +4,14 @@ defmodule Pleroma.Web.OStatus.OStatusController do
   alias Pleroma.{User, Activity}
   alias Pleroma.Web.OStatus.FeedRepresenter
   alias Pleroma.Repo
+  alias Pleroma.Web.OStatus
   import Ecto.Query
 
+  def feed_redirect(conn, %{"nickname" => nickname}) do
+    user = User.get_cached_by_nickname(nickname)
+    redirect conn, external: OStatus.feed_path(user)
+  end
+
   def feed(conn, %{"nickname" => nickname}) do
     user = User.get_cached_by_nickname(nickname)
     query = from activity in Activity,

lib/pleroma/web/router.ex

@@ -74,7 +74,7 @@ def user_fetcher(username) do
     pipe_through :ostatus
 
     get "/users/:nickname/feed", OStatus.OStatusController, :feed
-    get "/users/:nickname", OStatus.OStatusController, :feed
+    get "/users/:nickname", OStatus.OStatusController, :feed_redirect
     post "/users/:nickname/salmon", OStatus.OStatusController, :salmon_incoming
     post "/push/hub/:nickname", Websub.WebsubController, :websub_subscription_request
     get "/push/subscriptions/:id", Websub.WebsubController, :websub_subscription_confirmation

lib/pleroma/web/websub/websub.ex

@@ -99,7 +99,7 @@ defp lease_time(_) do
 
   defp valid_topic(%{"hub.topic" => topic}, user) do
     if topic == OStatus.feed_path(user) do
-      {:ok, topic}
+      {:ok, OStatus.feed_path(user)}
     else
       {:error, "Wrong topic requested, expected #{OStatus.feed_path(user)}, got #{topic}"}
     end