transports WebSocket, XHR / JSONP polling

common/docscoapi.js

@@ -1216,7 +1216,9 @@
 
   DocsCoApi.prototype._initSocksJs = function() {
     var t = this;
-    var sockjs = this.sockjs = new (this._getSockJs())(this.sockjs_url, null, {debug: true});
+	//ограничиваем transports WebSocket и XHR / JSONP polling, как и engine.io https://github.com/socketio/engine.io
+	//при переборе streaming transports у клиента с wirewall происходило зацикливание(не повторялось в версии sock.js 0.3.4)
+	var sockjs = this.sockjs = new (this._getSockJs())(this.sockjs_url, null, {transports: ['websocket', 'xdr-polling', 'xhr-polling', 'iframe-xhr-polling', 'jsonp-polling']});
 
     sockjs.onopen = function() {
       if (t.reconnectTimeout) {