From ef3e6cedbecc3b3595c68e1b8d4e264d68b82bd6 Mon Sep 17 00:00:00 2001
From: Erk Struwe <estruwe@estruwe.de>
Date: Fri, 24 Jul 2015 09:39:47 +0200
Subject: [PATCH] Bugfix https://github.com/balderdashy/sails/issues/2636

---
 lib/hooks/pubsub/index.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/hooks/pubsub/index.js b/lib/hooks/pubsub/index.js
index 2e5233d0c9..5e3ded68b3 100644
--- a/lib/hooks/pubsub/index.js
+++ b/lib/hooks/pubsub/index.js
@@ -119,6 +119,9 @@ module.exports = function(sails) {
        */
 
       broadcast: function(roomName, eventName, data, socketToOmit) {
+        if (data.previous && _.isFunction(data.previous.toJSON)) {
+          data.previous = _.clone(data.previous.toJSON(), true);
+        }
         sails.sockets.broadcast(roomName, eventName, data, socketToOmit);
       },