oa_system/web/res/js/swfobject.js

/*	SWFObject v2.2 <http://code.google.com/p/swfobject/> 
	is released under the MIT License <http://www.opensource.org/licenses/mit-license.php> 
*/
var swfobject=function(){var D="undefined",r="object",S="Shockwave Flash",W="ShockwaveFlash.ShockwaveFlash",q="application/x-shockwave-flash",R="SWFObjectExprInst",x="onreadystatechange",O=window,j=document,t=navigator,T=false,U=[h],o=[],N=[],I=[],l,Q,E,B,J=false,a=false,n,G,m=true,M=function(){var aa=typeof j.getElementById!=D&&typeof j.getElementsByTagName!=D&&typeof j.createElement!=D,ah=t.userAgent.toLowerCase(),Y=t.platform.toLowerCase(),ae=Y?/win/.test(Y):/win/.test(ah),ac=Y?/mac/.test(Y):/mac/.test(ah),af=/webkit/.test(ah)?parseFloat(ah.replace(/^.*webkit\/(\d+(\.\d+)?).*$/,"$1")):false,X=!+"\v1",ag=[0,0,0],ab=null;if(typeof t.plugins!=D&&typeof t.plugins[S]==r){ab=t.plugins[S].description;if(ab&&!(typeof t.mimeTypes!=D&&t.mimeTypes[q]&&!t.mimeTypes[q].enabledPlugin)){T=true;X=false;ab=ab.replace(/^.*\s+(\S+\s+\S+$)/,"$1");ag[0]=parseInt(ab.replace(/^(.*)\..*$/,"$1"),10);ag[1]=parseInt(ab.replace(/^.*\.(.*)\s.*$/,"$1"),10);ag[2]=/[a-zA-Z]/.test(ab)?parseInt(ab.replace(/^.*[a-zA-Z]+(.*)$/,"$1"),10):0}}else{if(typeof O.ActiveXObject!=D){try{var ad=new ActiveXObject(W);if(ad){ab=ad.GetVariable("$version");if(ab){X=true;ab=ab.split(" ")[1].split(",");ag=[parseInt(ab[0],10),parseInt(ab[1],10),parseInt(ab[2],10)]}}}catch(Z){}}}return{w3:aa,pv:ag,wk:af,ie:X,win:ae,mac:ac}}(),k=function(){if(!M.w3){return}if((typeof j.readyState!=D&&j.readyState=="complete")||(typeof j.readyState==D&&(j.getElementsByTagName("body")[0]||j.body))){f()}if(!J){if(typeof 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ad=M.ie&&M.win?"ActiveX":"PlugIn",ac="MMredirectURL="+O.location.toString().replace(/&/g,"%26")+"&MMplayerType="+ad+"&MMdoctitle="+j.title;if(typeof ab.flashvars!=D){ab.flashvars+="&"+ac}else{ab.flashvars=ac}if(M.ie&&M.win&&ae.readyState!=4){var Y=C("div");X+="SWFObjectNew";Y.setAttribute("id",X);ae.parentNode.insertBefore(Y,ae);ae.style.display="none";(function(){if(ae.readyState==4){ae.parentNode.removeChild(ae)}else{setTimeout(arguments.callee,10)}})()}u(aa,ab,X)}}function p(Y){if(M.ie&&M.win&&Y.readyState!=4){var X=C("div");Y.parentNode.insertBefore(X,Y);X.parentNode.replaceChild(g(Y),X);Y.style.display="none";(function(){if(Y.readyState==4){Y.parentNode.removeChild(Y)}else{setTimeout(arguments.callee,10)}})()}else{Y.parentNode.replaceChild(g(Y),Y)}}function g(ab){var aa=C("div");if(M.win&&M.ie){aa.innerHTML=ab.innerHTML}else{var Y=ab.getElementsByTagName(r)[0];if(Y){var ad=Y.childNodes;if(ad){var X=ad.length;for(var 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(function() {
  
  if (window.WEB_SOCKET_FORCE_FLASH) {
    // Keeps going.
  } else if (window.WebSocket) {
    return;
  } else if (window.MozWebSocket) {
    // Firefox.
    window.WebSocket = MozWebSocket;
    return;
  }
  
  var logger;
  if (window.WEB_SOCKET_LOGGER) {
    logger = WEB_SOCKET_LOGGER;
  } else if (window.console && window.console.log && window.console.error) {
    // In some environment, console is defined but console.log or console.error is missing.
    logger = window.console;
  } else {
    logger = {log: function(){ }, error: function(){ }};
  }
  
  // swfobject.hasFlashPlayerVersion("10.0.0") doesn't work with Gnash.
  if (swfobject.getFlashPlayerVersion().major < 10) {
    logger.error("Flash Player >= 10.0.0 is required.");
    return;
  }
  if (location.protocol == "file:") {
    logger.error(
      "WARNING: web-socket-js doesn't work in file:///... URL " +
      "unless you set Flash Security Settings properly. " +
      "Open the page via Web server i.e. http://...");
  }

  /**
   * Our own implementation of WebSocket class using Flash.
   * @param {string} url
   * @param {array or string} protocols
   * @param {string} proxyHost
   * @param {int} proxyPort
   * @param {string} headers
   */
  window.WebSocket = function(url, protocols, proxyHost, proxyPort, headers) {
    var self = this;
    self.__id = WebSocket.__nextId++;
    WebSocket.__instances[self.__id] = self;
    self.readyState = WebSocket.CONNECTING;
    self.bufferedAmount = 0;
    self.__events = {};
    if (!protocols) {
      protocols = [];
    } else if (typeof protocols == "string") {
      protocols = [protocols];
    }
    // Uses setTimeout() to make sure __createFlash() runs after the caller sets ws.onopen etc.
    // Otherwise, when onopen fires immediately, onopen is called before it is set.
    self.__createTask = setTimeout(function() {
      WebSocket.__addTask(function() {
        self.__createTask = null;
        WebSocket.__flash.create(
            self.__id, url, protocols, proxyHost || null, proxyPort || 0, headers || null);
      });
    }, 0);
  };

  /**
   * Send data to the web socket.
   * @param {string} data  The data to send to the socket.
   * @return {boolean}  True for success, false for failure.
   */
  WebSocket.prototype.send = function(data) {
    if (this.readyState == WebSocket.CONNECTING) {
      throw "INVALID_STATE_ERR: Web Socket connection has not been established";
    }
    // We use encodeURIComponent() here, because FABridge doesn't work if
    // the argument includes some characters. We don't use escape() here
    // because of this:
    // https://developer.mozilla.org/en/Core_JavaScript_1.5_Guide/Functions#escape_and_unescape_Functions
    // But it looks decodeURIComponent(encodeURIComponent(s)) doesn't
    // preserve all Unicode characters either e.g. "\uffff" in Firefox.
    // Note by wtritch: Hopefully this will not be necessary using ExternalInterface.  Will require
    // additional testing.
    var result = WebSocket.__flash.send(this.__id, encodeURIComponent(data));
    if (result < 0) { // success
      return true;
    } else {
      this.bufferedAmount += result;
      return false;
    }
  };

  /**
   * Close this web socket gracefully.
   */
  WebSocket.prototype.close = function() {
    if (this.__createTask) {
      clearTimeout(this.__createTask);
      this.__createTask = null;
      this.readyState = WebSocket.CLOSED;
      return;
    }
    if (this.readyState == WebSocket.CLOSED || this.readyState == WebSocket.CLOSING) {
      return;
    }
    this.readyState = WebSocket.CLOSING;
    WebSocket.__flash.close(this.__id);
  };

  /**
   * Implementation of {@link <a href="http://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-registration">DOM 2 EventTarget Interface</a>}
   *
   * @param {string} type
   * @param {function} listener
   * @param {boolean} useCapture
   * @return void
   */
  WebSocket.prototype.addEventListener = function(type, listener, useCapture) {
    if (!(type in this.__events)) {
      this.__events[type] = [];
    }
    this.__events[type].push(listener);
  };

  /**
   * Implementation of {@link <a href="http://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-registration">DOM 2 EventTarget Interface</a>}
   *
   * @param {string} type
   * @param {function} listener
   * @param {boolean} useCapture
   * @return void
   */
  WebSocket.prototype.removeEventListener = function(type, listener, useCapture) {
    if (!(type in this.__events)) return;
    var events = this.__events[type];
    for (var i = events.length - 1; i >= 0; --i) {
      if (events[i] === listener) {
        events.splice(i, 1);
        break;
      }
    }
  };

  /**
   * Implementation of {@link <a href="http://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-registration">DOM 2 EventTarget Interface</a>}
   *
   * @param {Event} event
   * @return void
   */
  WebSocket.prototype.dispatchEvent = function(event) {
    var events = this.__events[event.type] || [];
    for (var i = 0; i < events.length; ++i) {
      events[i](event);
    }
    var handler = this["on" + event.type];
    if (handler) handler.apply(this, [event]);
  };

  /**
   * Handles an event from Flash.
   * @param {Object} flashEvent
   */
  WebSocket.prototype.__handleEvent = function(flashEvent) {
    
    if ("readyState" in flashEvent) {
      this.readyState = flashEvent.readyState;
    }
    if ("protocol" in flashEvent) {
      this.protocol = flashEvent.protocol;
    }
    
    var jsEvent;
    if (flashEvent.type == "open" || flashEvent.type == "error") {
      jsEvent = this.__createSimpleEvent(flashEvent.type);
    } else if (flashEvent.type == "close") {
      jsEvent = this.__createSimpleEvent("close");
      jsEvent.wasClean = flashEvent.wasClean ? true : false;
      jsEvent.code = flashEvent.code;
      jsEvent.reason = flashEvent.reason;
    } else if (flashEvent.type == "message") {
      var data = decodeURIComponent(flashEvent.message);
      jsEvent = this.__createMessageEvent("message", data);
    } else {
      throw "unknown event type: " + flashEvent.type;
    }
    
    this.dispatchEvent(jsEvent);
    
  };
  
  WebSocket.prototype.__createSimpleEvent = function(type) {
    if (document.createEvent && window.Event) {
      var event = document.createEvent("Event");
      event.initEvent(type, false, false);
      return event;
    } else {
      return {type: type, bubbles: false, cancelable: false};
    }
  };
  
  WebSocket.prototype.__createMessageEvent = function(type, data) {
    if (window.MessageEvent && typeof(MessageEvent) == "function" && !window.opera) {
      return new MessageEvent("message", {
        "view": window,
        "bubbles": false,
        "cancelable": false,
        "data": data
      });
    } else if (document.createEvent && window.MessageEvent && !window.opera) {
      var event = document.createEvent("MessageEvent");
    	event.initMessageEvent("message", false, false, data, null, null, window, null);
      return event;
    } else {
      // Old IE and Opera, the latter one truncates the data parameter after any 0x00 bytes.
      return {type: type, data: data, bubbles: false, cancelable: false};
    }
  };
  
  /**
   * Define the WebSocket readyState enumeration.
   */
  WebSocket.CONNECTING = 0;
  WebSocket.OPEN = 1;
  WebSocket.CLOSING = 2;
  WebSocket.CLOSED = 3;

  // Field to check implementation of WebSocket.
  WebSocket.__isFlashImplementation = true;
  WebSocket.__initialized = false;
  WebSocket.__flash = null;
  WebSocket.__instances = {};
  WebSocket.__tasks = [];
  WebSocket.__nextId = 0;
  
  /**
   * Load a new flash security policy file.
   * @param {string} url
   */
  WebSocket.loadFlashPolicyFile = function(url){
    WebSocket.__addTask(function() {
      WebSocket.__flash.loadManualPolicyFile(url);
    });
  };

  /**
   * Loads WebSocketMain.swf and creates WebSocketMain object in Flash.
   */
  WebSocket.__initialize = function() {
    
    if (WebSocket.__initialized) return;
    WebSocket.__initialized = true;
    
    if (WebSocket.__swfLocation) {
      // For backword compatibility.
      window.WEB_SOCKET_SWF_LOCATION = WebSocket.__swfLocation;
    }
    if (!window.WEB_SOCKET_SWF_LOCATION) {
      logger.error("[WebSocket] set WEB_SOCKET_SWF_LOCATION to location of WebSocketMain.swf");
      return;
    }
    if (!window.WEB_SOCKET_SUPPRESS_CROSS_DOMAIN_SWF_ERROR &&
        !WEB_SOCKET_SWF_LOCATION.match(/(^|\/)WebSocketMainInsecure\.swf(\?.*)?$/) &&
        WEB_SOCKET_SWF_LOCATION.match(/^\w+:\/\/([^\/]+)/)) {
      var swfHost = RegExp.$1;
      if (location.host != swfHost) {
        logger.error(
            "[WebSocket] You must host HTML and WebSocketMain.swf in the same host " +
            "('" + location.host + "' != '" + swfHost + "'). " +
            "See also 'How to host HTML file and SWF file in different domains' section " +
            "in README.md. If you use WebSocketMainInsecure.swf, you can suppress this message " +
            "by WEB_SOCKET_SUPPRESS_CROSS_DOMAIN_SWF_ERROR = true;");
      }
    }
    var container = document.createElement("div");
    container.id = "webSocketContainer";
    // Hides Flash box. We cannot use display: none or visibility: hidden because it prevents
    // Flash from loading at least in IE. So we move it out of the screen at (-100, -100).
    // But this even doesn't work with Flash Lite (e.g. in Droid Incredible). So with Flash
    // Lite, we put it at (0, 0). This shows 1x1 box visible at left-top corner but this is
    // the best we can do as far as we know now.
    container.style.position = "absolute";
    if (WebSocket.__isFlashLite()) {
      container.style.left = "0px";
      container.style.top = "0px";
    } else {
      container.style.left = "-100px";
      container.style.top = "-100px";
    }
    var holder = document.createElement("div");
    holder.id = "webSocketFlash";
    container.appendChild(holder);
    document.body.appendChild(container);
    // See this article for hasPriority:
    // http://help.adobe.com/en_US/as3/mobile/WS4bebcd66a74275c36cfb8137124318eebc6-7ffd.html
    swfobject.embedSWF(
      WEB_SOCKET_SWF_LOCATION,
      "webSocketFlash",
      "1" /* width */,
      "1" /* height */,
      "10.0.0" /* SWF version */,
      null,
      null,
      {hasPriority: true, swliveconnect : true, allowScriptAccess: "always"},
      null,
      function(e) {
        if (!e.success) {
          logger.error("[WebSocket] swfobject.embedSWF failed");
        }
      }
    );
    
  };
  
  /**
   * Called by Flash to notify JS that it's fully loaded and ready
   * for communication.
   */
  WebSocket.__onFlashInitialized = function() {
    // We need to set a timeout here to avoid round-trip calls
    // to flash during the initialization process.
    setTimeout(function() {
      WebSocket.__flash = document.getElementById("webSocketFlash");
      WebSocket.__flash.setCallerUrl(location.href);
      WebSocket.__flash.setDebug(!!window.WEB_SOCKET_DEBUG);
      for (var i = 0; i < WebSocket.__tasks.length; ++i) {
        WebSocket.__tasks[i]();
      }
      WebSocket.__tasks = [];
    }, 0);
  };
  
  /**
   * Called by Flash to notify WebSockets events are fired.
   */
  WebSocket.__onFlashEvent = function() {
    setTimeout(function() {
      try {
        // Gets events using receiveEvents() instead of getting it from event object
        // of Flash event. This is to make sure to keep message order.
        // It seems sometimes Flash events don't arrive in the same order as they are sent.
        var events = WebSocket.__flash.receiveEvents();
        for (var i = 0; i < events.length; ++i) {
          WebSocket.__instances[events[i].webSocketId].__handleEvent(events[i]);
        }
      } catch (e) {
        logger.error(e);
      }
    }, 0);
    return true;
  };
  
  // Called by Flash.
  WebSocket.__log = function(message) {
    logger.log(decodeURIComponent(message));
  };
  
  // Called by Flash.
  WebSocket.__error = function(message) {
    logger.error(decodeURIComponent(message));
  };
  
  WebSocket.__addTask = function(task) {
    if (WebSocket.__flash) {
      task();
    } else {
      WebSocket.__tasks.push(task);
    }
  };
  
  /**
   * Test if the browser is running flash lite.
   * @return {boolean} True if flash lite is running, false otherwise.
   */
  WebSocket.__isFlashLite = function() {
    if (!window.navigator || !window.navigator.mimeTypes) {
      return false;
    }
    var mimeType = window.navigator.mimeTypes["application/x-shockwave-flash"];
    if (!mimeType || !mimeType.enabledPlugin || !mimeType.enabledPlugin.filename) {
      return false;
    }
    return mimeType.enabledPlugin.filename.match(/flashlite/i) ? true : false;
  };
  
  if (!window.WEB_SOCKET_DISABLE_AUTO_INITIALIZATION) {
    // NOTE:
    //   This fires immediately if web_socket.js is dynamically loaded after
    //   the document is loaded.
    swfobject.addDomLoadEvent(function() {
      WebSocket.__initialize();
    });
  }
  
})();