From b9523dfa65d8e17e0e63d54e57fb8ea58dd31bf0 Mon Sep 17 00:00:00 2001
From: coderaiser <mnemonic.enemy@gmail.com>
Date: Fri, 30 May 2014 11:02:39 -0400
Subject: [PATCH] feature(socket) add cdn

---
 lib/client/socket.js | 31 ++++++++++++++++++++++---------
 1 file changed, 22 insertions(+), 9 deletions(-)

diff --git a/lib/client/socket.js b/lib/client/socket.js
index f99ccca8..3edec66e 100644
--- a/lib/client/socket.js
+++ b/lib/client/socket.js
@@ -10,6 +10,8 @@ var CloudCmd, Util, DOM, CloudFunc, io;
         var Socket              = Util.exec.bind(Util),
             AllListeners        = {},
             socket,
+            exec                = Util.exec,
+            log                 = Util.log.bind(Util),
             
             CONNECTED           = 'socket connected\n',
             DISCONNECTED        = 'socket disconnected\n',
@@ -26,15 +28,26 @@ var CloudCmd, Util, DOM, CloudFunc, io;
         Socket.CONNECTED        = CONNECTED;
         Socket.DISCONNECTED     = DISCONNECTED;
         
-        function init(callback) {
-            DOM.load.js('/socket.io/socket.io.js', {
-                onerror : Util.log.bind(Util, ERROR_MSG),
-                onload  : function() {
-                    Util.exec(callback);
+        function init(callback, isLocal) {
+            var urlLocal    = '/socket.io/socket.io.js',
+                urlCDN      = 'https://cdn.socket.io/socket.io-1.0.0.js',
+                url         = isLocal ? urlLocal : urlCDN,
+                
+                onerror     = function() {
+                    log(ERROR_MSG);
+                    init(callback, true);
+                },
+                
+                onload      = function() {
+                    exec(callback);
                     
                     if (!socket)
                         connect();
-                }
+                };
+            
+            DOM.load.js(url, {
+                onerror : exec.with(onerror, callback),
+                onload  : exec.with(onload, callback)
             });
         }
         
@@ -78,17 +91,17 @@ var CloudCmd, Util, DOM, CloudFunc, io;
             });
             
             socket.on('connect', function () {
-                Util.log(CONNECTED);
+                log(CONNECTED);
             });
             
             setListeners(AllListeners, socket);
             
             socket.on('disconnect', function () {
-                Util.log(DISCONNECTED);
+                log(DISCONNECTED);
             });
             
             socket.on('reconnect_failed', function () {
-                Util.log('Could not reconnect. Reload page.');
+                log('Could not reconnect. Reload page.');
             });
         }