+ |> send_resp(200, challenge)
+ else
+ _e ->
+ conn
+ |> send_resp(500, "Error")
+ end
+ end
+
+ def websub_subscription_confirmation(conn, params) do
+ Logger.info("Invalid WebSub confirmation request: #{inspect(params)}")
+
+ conn
+ |> send_resp(500, "Invalid parameters")
+ end
+
+ def websub_incoming(conn, %{"id" => id}) do
+ with "sha1=" <> signature <- hd(get_req_header(conn, "x-hub-signature")),
+ signature <- String.downcase(signature),
+ %WebsubClientSubscription{} = websub <- Repo.get(WebsubClientSubscription, id),
+ {:ok, body, _conn} = read_body(conn),
+ ^signature <- Websub.sign(websub.secret, body) do
+ Federator.incoming_doc(body)
+
+ conn
+ |> send_resp(200, "OK")
+ else
+ _e ->
+ Logger.debug("Can't handle incoming subscription post")
+
+ conn
+ |> send_resp(500, "Error")