From 3db1214ecf22ad54cd0d4bb324c461df252d9a51 Mon Sep 17 00:00:00 2001
From: Wu Cheng-Han <jacky_cute0808@hotmail.com>
Date: Sun, 23 Oct 2016 20:17:33 +0800
Subject: [PATCH] Fix socket io doc event should setDoc when revision mismatch
 and no outstanding operation

---
 public/js/index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/public/js/index.js b/public/js/index.js
index 77ab089c0..47919d37d 100644
--- a/public/js/index.js
+++ b/public/js/index.js
@@ -2651,7 +2651,7 @@ socket.on('doc', function (obj) {
     obj = JSON.parse(obj);
     var body = obj.str;
     var bodyMismatch = editor.getValue() !== body;
-    var setDoc = !cmClient || (cmClient && cmClient.revision === -1) || obj.force;
+    var setDoc = !cmClient || (cmClient && (cmClient.revision === -1 || (cmClient.revision !== obj.revision && Object.keys(cmClient.state).length <= 0))) || obj.force;
 
     saveInfo();
     if (setDoc && bodyMismatch) {