From 1733b6db8ac0890de424d55f7bb9c491ebd10d9c Mon Sep 17 00:00:00 2001
From: Wu Cheng-Han <jacky_cute0808@hotmail.com>
Date: Thu, 24 Sep 2015 11:45:17 +0800
Subject: [PATCH] Fixed doc length should only limit when "both the doc length
 exceed the doc max length" and "the new doc length is more than previous doc"

---
 lib/ot/server.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/ot/server.js b/lib/ot/server.js
index fec3b6f..b655929 100644
--- a/lib/ot/server.js
+++ b/lib/ot/server.js
@@ -32,7 +32,8 @@ ot.Server = (function (global) {
     // ... and apply that on the document.
     var newDocument = operation.apply(this.document);
     // ignore if exceed the max length of document
-    if(newDocument.length > config.documentmaxlength) return;
+    if(newDocument.length > config.documentmaxlength && newDocument.length > this.document.length)
+        return;
     this.document = newDocument;
     // Store operation in history.
     this.operations.push(operation);