From 49c7dded4539044d8053dba8d3fe24b97056c0d2 Mon Sep 17 00:00:00 2001
From: Wu Cheng-Han
Date: Sun, 17 Jan 2016 09:51:27 -0600
Subject: Added private permission and clean up codes, solved potential race
 condition in realtime.js

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

(limited to 'lib/ot')

diff --git a/lib/ot/editor-socketio-server.js b/lib/ot/editor-socketio-server.js
index 1b2529be..9e4ddf96 100755
--- a/lib/ot/editor-socketio-server.js
+++ b/lib/ot/editor-socketio-server.js
@@ -43,6 +43,7 @@ EditorSocketIOServer.prototype.addClient = function (socket) {
     socket.on('operation', function (revision, operation, selection) {
         operation = LZString.decompressFromUTF16(operation);
         operation = JSON.parse(operation);
+        socket.origin = 'operation';
         self.mayWrite(socket, function (mayWrite) {
             if (!mayWrite) {
                 console.log("User doesn't have the right to edit.");
@@ -59,6 +60,7 @@ EditorSocketIOServer.prototype.addClient = function (socket) {
         self.onGetOperations(socket, base, head);
     });
     socket.on('selection', function (obj) {
+        socket.origin = 'selection';
         self.mayWrite(socket, function (mayWrite) {
             if (!mayWrite) {
                 console.log("User doesn't have the right to edit.");
@@ -104,6 +106,7 @@ EditorSocketIOServer.prototype.onOperation = function (socket, revision, operati
             'operation', clientId, revision,
             wrappedPrime.wrapped.toJSON(), wrappedPrime.meta
         );
+        //set document is dirty
         this.isDirty = true;
     } catch (exc) {
         logger.error(exc);
-- 
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