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@@ -8,8 +8,10 @@
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if (window.WebSocket) return;
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var console = window.console;
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- if (!console) console = {log: function(){ }, error: function(){ }};
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-
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+ if (!console || !console.log || !console.error) {
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+ console = {log: function(){ }, error: function(){ }};
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+ }
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+
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if (!swfobject.hasFlashPlayerVersion("9.0.0")) {
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console.error("Flash Player is not installed.");
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return;
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@@ -31,73 +33,22 @@
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WebSocket.__addTask(function() {
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self.__createFlash(url, protocol, proxyHost, proxyPort, headers);
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});
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- }, 1);
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- }
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+ }, 0);
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+ };
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WebSocket.prototype.__createFlash = function(url, protocol, proxyHost, proxyPort, headers) {
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var self = this;
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self.__flash =
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WebSocket.__flash.create(url, protocol, proxyHost || null, proxyPort || 0, headers || null);
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-
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- self.__flash.addEventListener("open", function(fe) {
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- try {
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- self.readyState = self.__flash.getReadyState();
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- if (self.__timer) clearInterval(self.__timer);
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- if (window.opera) {
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- // Workaround for weird behavior of Opera which sometimes drops events.
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- self.__timer = setInterval(function () {
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- self.__handleMessages();
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- }, 500);
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- }
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- if (self.onopen) self.onopen();
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- } catch (e) {
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- console.error(e.toString());
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- }
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+ self.__flash.addEventListener("event", function(fe) {
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+ // Uses setTimeout() to workaround the error:
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+ // > You are trying to call recursively into the Flash Player which is not allowed.
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+ setTimeout(function() { self.__handleEvents(); }, 0);
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});
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-
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- self.__flash.addEventListener("close", function(fe) {
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- try {
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- self.readyState = self.__flash.getReadyState();
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- if (self.__timer) clearInterval(self.__timer);
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- if (self.onclose) self.onclose();
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- } catch (e) {
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- console.error(e.toString());
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- }
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- });
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-
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- self.__flash.addEventListener("message", function() {
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- try {
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- self.__handleMessages();
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- } catch (e) {
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- console.error(e.toString());
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- }
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- });
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-
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- self.__flash.addEventListener("error", function(fe) {
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- try {
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- if (self.__timer) clearInterval(self.__timer);
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- if (self.onerror) self.onerror();
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- } catch (e) {
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- console.error(e.toString());
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- }
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- });
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-
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- self.__flash.addEventListener("stateChange", function(fe) {
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- try {
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- self.readyState = self.__flash.getReadyState();
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- self.bufferedAmount = fe.getBufferedAmount();
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- } catch (e) {
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- console.error(e.toString());
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- }
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- });
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-
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//console.log("[WebSocket] Flash object is ready");
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};
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WebSocket.prototype.send = function(data) {
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- if (this.__flash) {
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- this.readyState = this.__flash.getReadyState();
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- }
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if (!this.__flash || this.readyState == WebSocket.CONNECTING) {
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throw "INVALID_STATE_ERR: Web Socket connection has not been established";
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}
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@@ -111,29 +62,26 @@
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if (result < 0) { // success
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return true;
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} else {
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- this.bufferedAmount = result;
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+ this.bufferedAmount += result;
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return false;
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}
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};
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WebSocket.prototype.close = function() {
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- if (!this.__flash) return;
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- this.readyState = this.__flash.getReadyState();
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- if ((this.readyState === WebSocket.CLOSED) ||
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- (this.readState === WebSocket.CLOSING)) {
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- return;
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- }
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- this.__flash.close();
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+ var self = this;
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+ if (!self.__flash) return;
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+ if (self.readyState == WebSocket.CLOSED || self.readyState == WebSocket.CLOSING) return;
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+ self.__flash.close();
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// Sets/calls them manually here because Flash WebSocketConnection.close cannot fire events
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// which causes weird error:
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// > You are trying to call recursively into the Flash Player which is not allowed.
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- this.readyState = WebSocket.CLOSED;
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- if (this.__timer) clearInterval(this.__timer);
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- if (this.onclose) {
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- // Make it asynchronous so that it looks more like an actual
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- // close event
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- setTimeout(this.onclose, 1);
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- }
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+ self.readyState = WebSocket.CLOSED;
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+ if (self.__timer) clearInterval(self.__timer);
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+ if (self.onclose) {
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+ // Make it asynchronous so that it looks more like an actual
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+ // close event
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+ setTimeout(self.onclose, 0);
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+ }
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};
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/**
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@@ -201,30 +149,62 @@
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}
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};
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- WebSocket.prototype.__handleMessages = function() {
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- // Gets data using readSocketData() instead of getting it from event object
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+ WebSocket.prototype.__handleEvents = function() {
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+ // Gets events using receiveEvents() instead of getting it from event object
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// of Flash event. This is to make sure to keep message order.
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// It seems sometimes Flash events don't arrive in the same order as they are sent.
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- var arr = this.__flash.readSocketData();
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- for (var i = 0; i < arr.length; i++) {
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- var data = decodeURIComponent(arr[i]);
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+ var events = this.__flash.receiveEvents();
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+ for (var i = 0; i < events.length; i++) {
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try {
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- if (this.onmessage) {
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- var e;
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- if (window.MessageEvent) {
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- e = document.createEvent("MessageEvent");
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- e.initMessageEvent("message", false, false, data, null, null, window, null);
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- } else { // IE
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- e = {data: data};
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+ var event = events[i];
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+ if ("readyState" in event) {
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+ this.readyState = event.readyState;
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+ }
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+ if (event.type == "open") {
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+
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+ if (this.__timer) clearInterval(this.__timer);
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+ if (window.opera) {
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+ // Workaround for weird behavior of Opera which sometimes drops events.
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+ this.__timer = setInterval(function () {
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+ this.__handleEvents();
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+ }, 500);
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+ }
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+ if (this.onopen) this.onopen();
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+
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+ } else if (event.type == "close") {
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+
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+ if (this.__timer) clearInterval(this.__timer);
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+ if (this.onclose) this.onclose();
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+
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+ } else if (event.type == "message") {
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+
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+ if (this.onmessage) {
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+ var data = decodeURIComponent(event.data);
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+ var e;
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+ if (window.MessageEvent && !window.opera) {
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+ e = document.createEvent("MessageEvent");
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+ e.initMessageEvent("message", false, false, data, null, null, window, null);
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+ } else {
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+ // IE and Opera, the latter one truncates the data parameter after any 0x00 bytes.
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+ e = {data: data};
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+ }
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+ this.onmessage(e);
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}
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- this.onmessage(e);
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+
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+ } else if (event.type == "error") {
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+
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+ if (this.__timer) clearInterval(this.__timer);
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+ if (this.onerror) this.onerror();
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+
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+ } else {
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+ throw "unknown event type: " + event.type;
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}
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} catch (e) {
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console.error(e.toString());
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}
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}
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};
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-
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+
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/**
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* @param {object} object
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* @param {string} type
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@@ -239,7 +219,7 @@
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}
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object.dispatchEvent(event, arguments);
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};
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- }
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+ };
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/**
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* Basic implementation of {@link <a href="http://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-interface">DOM 2 EventInterface</a>}
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@@ -300,6 +280,12 @@
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WebSocket.__tasks = [];
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+ WebSocket.loadFlashPolicyFile = function(url) {
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+ WebSocket.__addTask(function() {
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+ WebSocket.__flash.loadManualPolicyFile(url);
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+ });
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+ }
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+
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WebSocket.__initialize = function() {
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if (WebSocket.__swfLocation) {
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// For backword compatibility.
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