From 619406f868bc1904152041dfd7c6a9b4d777f19c Mon Sep 17 00:00:00 2001
From: Yann Flory <yann.flory@xwiki.com>
Date: Wed, 27 Apr 2016 12:17:39 +0200
Subject: [PATCH] Send an ACK when someone asks for the history

---
 NetfluxWebsocketSrv.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/NetfluxWebsocketSrv.js b/NetfluxWebsocketSrv.js
index 93aac0d0e..2bc4f3f1d 100644
--- a/NetfluxWebsocketSrv.js
+++ b/NetfluxWebsocketSrv.js
@@ -103,6 +103,7 @@ const handleMessage = function (ctx, user, msg) {
             let parsed;
             try { parsed = JSON.parse(json[2]); } catch (err) { console.error(err); return; }
             if (parsed[0] === 'GET_HISTORY') {
+                sendMsg(ctx, user, [seq, 'ACK']);
                 getHistory(ctx, parsed[1], function (msg) {
                     sendMsg(ctx, user, [0, HISTORY_KEEPER_ID, 'MSG', user.id, JSON.stringify(msg)]);
                 }, function () {