[#534] Refactoring / tweaks per MR review.

lib/pleroma/web/websub/websub.ex

@@ -272,8 +272,7 @@ defmodule Pleroma.Web.Websub do
     signature = sign(secret || "", xml)
     Logger.info(fn -> "Pushing #{topic} to #{callback}" end)
 
-    with {:reachable, true} <- {:reachable, Instances.reachable?(callback)},
-         {:ok, %{status: code}} when code in 200..299 <-
+    with {:ok, %{status: code}} when code in 200..299 <-
            @httpoison.post(
              callback,
              xml,

lib/pleroma/web/websub/websub_controller.ex

@@ -20,7 +20,7 @@ defmodule Pleroma.Web.Websub.WebsubController do
          ]
   )
 
-  plug(:set_requester_reachable when action in [:websub_incoming])
+  plug(Pleroma.Web.Plugs.SetRequesterReachablePlug when action in [:websub_incoming])
 
   def websub_subscription_request(conn, %{"nickname" => nickname} = params) do
     user = User.get_cached_by_nickname(nickname)
@@ -96,9 +96,4 @@ defmodule Pleroma.Web.Websub.WebsubController do
         |> send_resp(500, "Error")
     end
   end
-
-  defp set_requester_reachable(conn, _) do
-    Pleroma.Web.ControllerHelper.set_requester_reachable(conn)
-    conn
-  end
 end