?
package org.jivesoftware.xiff.core
{?
?import flash.events.DataEvent;
?import flash.events.Event;
?import flash.events.EventDispatcher;
?import flash.events.IOErrorEvent;
?import flash.events.SecurityErrorEvent;
?import flash.events.TimerEvent;
?import flash.net.XMLSocket;
?import flash.utils.Timer;
?import flash.xml.XMLDocument;
?import flash.xml.XMLNode;
?
?import org.jivesoftware.xiff.data.IExtension;
?import org.jivesoftware.xiff.data.IQ;
?import org.jivesoftware.xiff.data.Message;
?import org.jivesoftware.xiff.data.Presence;
?import org.jivesoftware.xiff.data.XMPPStanza;
?import org.jivesoftware.xiff.data.auth.AuthExtension;
?import org.jivesoftware.xiff.data.forms.FormExtension;
?import org.jivesoftware.xiff.data.register.RegisterExtension;
?import org.jivesoftware.xiff.events.*;
?import org.jivesoftware.xiff.exception.SerializationException;

?/**
? * 當密碼修改成功的時候被觸發
? *
? * @eventType org.jivesoftware.xiff.events.ChangePasswordSuccessEvent.PASSWORD_SUCCESS
? */
??? [Event(name="changePasswordSuccess", type="org.jivesoftware.xiff.events.ChangePasswordSuccessEvent")]
???
??? /**
???? * 當成功的鏈接到服務器上的時候觸發
???? *
???? * @eventType org.jivesoftware.xiff.events.ConnectionSuccessEvent.CONNECT_SUCCESS
???? */
??? [Event(name="connection", type="org.jivesoftware.xiff.events.ConnectionSuccessEvent")]
???
??? /**
???? * 當與服務器斷開的時候將會被觸發
???? *
???? * @eventType org.jivesoftware.xiff.events.DisconnectionEvent.DISCONNECT
???? */
??? [Event(name="disconnection", type="org.jivesoftware.xiff.events.DisconnectionEvent")]
???
??? /**
???? * Dispatched when there is some type of XMPP error.
???? * 當有xmpp 錯誤的時候將會被觸發
???? * @eventType org.jivesoftware.xiff.events.XIFFErrorEvent.XIFF_ERROR
???? */
??? [Event(name="error", type="org.jivesoftware.xiff.events.XIFFErrorEvent")]
???
??? /**
???? * Dispatched whenever there is incoming XML data.
???? * 當有傳入的數據的時候將會被觸發
???? * @eventType org.jivesoftware.xiff.events.IncomingDataEvent.INCOMING_DATA
???? */
??? [Event(name="incomingData", type="org.jivesoftware.xiff.events.IncomingDataEvent")]
???
??? /**
???? * Dispatched on successful authentication (login) with the server.
???? * 當有用戶登陸成功的時候將會被觸發
???? * @eventType org.jivesoftware.xiff.events.LoginEvent.LOGIN
???? */
??? [Event(name="login", type="org.jivesoftware.xiff.events.LoginEvent")]
???
??? /**
???? * Dispatched on incoming messages.
???? *? 當有進入的消息的時候將會被觸發
???? * @eventType org.jivesoftware.xiff.events.MessageEvent.MESSAGE
???? */
??? [Event(name="message", type="org.jivesoftware.xiff.events.MessageEvent")]
???
??? /**
???? * Dispatched whenever data is sent to the server.
???? * 當有數據被傳往服務器端的時候觸發
???? * @eventType org.jivesoftware.xiff.events.OutgoingDataEvent.OUTGOING_DATA
???? */
??? [Event(name="outgoingData", type="org.jivesoftware.xiff.events.OutgoingDataEvent")]
???
??? /**
???? * Dispatched on incoming presence data.
???? *? 當進入是否在線相關數據的時候觸發
???? * @eventType org.jivesoftware.xiff.events.PresenceEvent.PRESENCE
???? */
??? [Event(name="presence", type="org.jivesoftware.xiff.events.PresenceEvent")]
???
??? /**
???? * Dispatched on when new user account registration is successful.
???? * 當用戶注冊成功的時候觸發
???? * @eventType org.jivesoftware.xiff.events.RegistrationSuccessEvent.REGISTRATION_SUCCESS
???? */
??? [Event(name="registrationSuccess", type="org.jivesoftware.xiff.events.RegistrationSuccessEvent")]
???
??? /**
???? * This class is used to connect to and manage data coming from an XMPP server. Use one instance
???? * of this class per connection.
???? * XMPPConnection這個類被用做連接和管理從服務器端發來的數據，每一個連接一個實例
???? */
?public class XMPPConnection extends EventDispatcher
?{
??/**
?? * @private
?? * 是否匿名登陸
?? */
??protected var _useAnonymousLogin:Boolean;
??
??/**
?? * @private
?? *xmlsocket
?? */
??protected var _socket:XMLSocket;
??
??/**
?? * @private
?? * 服務器地址或者名稱
?? */
??protected var myServer:String;
??
??/**
?? * @private
?? * 用戶名
?? */
??protected var myUsername:String;
??
??/**
?? * @private
?? * 綁定的資源名稱? 比如smark linkq msn 等
?? * */
??protected var myResource:String;
??
??/**
?? * @private
?? * 用戶密碼
?? */
??protected var myPassword:String;
?
??/**
?? * @private
?? * 登陸端口
?? */
??protected var myPort:Number;
??
??/**
?? * 是否已經激活
?? * @private
?? */
??protected var _active:Boolean;
??
??/**
?? * 是否已經登陸
?? * @private
?? */
??protected var loggedIn:Boolean;
??
??/**
?? * 是否忽略空白字符
?? * @private
?? */
??protected var ignoreWhitespace:Boolean;
??
??/**
?? * @private
?? * 打開流的標簽
?? */
??protected var openingStreamTag:String;
??
??/**
?? * @private
?? * 關閉流的標簽
?? */
??protected var closingStreamTag:String;

??/**
?? * @private
?? * 會話id
?? */
??protected var sessionID:String;
??
??/**
?? * @private
?? */
??protected var pendingIQs:Object;
??
??/**
?? * @private
?? */
??protected var _expireTagSearch:Boolean;
??
??protected static var _openConnections:Array = [];
??
??public function XMPPConnection()
??{?
???
???// Hash to hold callbacks for IQs
???pendingIQs = new Object();
???
???_useAnonymousLogin = false;
???active = false;
???loggedIn = false;
???ignoreWhitespace = true;
???//初始化為忽略空白字符
???resource = "xiff";
???//初始化資源為xiff
???port = 5222;
???
???AuthExtension.enable();
???RegisterExtension.enable();
???FormExtension.enable();
??}
??
??/**
?? * Connects to the server.
?? * 鏈接到服務器端
?? * @param streamType (Optional) The type of initial stream negotiation, either <flash:stream> or <stream:stream>.
?? * Some servers, like Jabber, Inc.'s XCP and Jabberd 1.4 expect <flash:stream> from a Flash client instead of the standard <stream:stream>.
?? * The options for this parameter are: "flash", "terminatedFlash", "standard" and "terminatedStandard". The default is "terminatedStandard".
?? *返回是否找到服務器
?? * @return A boolean indicating whether the server was found.
?? */
??public function connect( streamType:String = "terminatedStandard" ):Boolean
??{
???
???// Create the socket 創建一個socket連接字
???_socket = _createXmlSocket();
???
???active = false;
???loggedIn = false;
???
???///? 創建流樣式? <stream:flash>
???// Stream type lets user set opening/closing tag - some servers (jadc2s) prefer <stream:flash> to the standard
???// <stream:stream>
???switch( streamType ) {
????/////在xiff中用flash
????case "flash":
?????openingStreamTag = new String( "<?xml version=\"1.0\"?><flash:stream to=\"" + server + "\" xmlns=\"jabber:client\" xmlns:flash=\"?????closingStreamTag = new String( "</flash:stream>" );
?????break;
?????
????case "terminatedFlash":
?????openingStreamTag = new String( "<?xml version=\"1.0\"?><flash:stream to=\"" + server + "\" xmlns=\"jabber:client\" xmlns:flash=\"?????closingStreamTag = new String( "</flash:stream>" );
?????break;
?????
????case "standard":
?????openingStreamTag = new String( "<?xml version=\"1.0\"?><stream:stream to=\"" + server + "\" xmlns=\"jabber:client\" xmlns:stream=\"?????closingStreamTag = new String( "</stream:stream>" );
?????break;
???
????case "terminatedStandard":
????default:
?????openingStreamTag = new String( "<?xml version=\"1.0\"?><stream:stream to=\"" + server + "\" xmlns=\"jabber:client\" xmlns:stream=\"?????closingStreamTag = new String( "</stream:stream>" );
?????break;
???}
???//鏈接到服務器如果成功返回true
???_socket.connect( server, port );
???return true;
??}
??
??/**
?? * 關閉與服務器的連接
?? * Disconnects from the server if currently connected. After disconnect,
?? * a <code>DisconnectionEvent.DISCONNECT</code> event is broadcast.
?? */
??public function disconnect():void
??{
???//如果鏈接是活動的，發送一個關閉流? 設置活動狀態為false
???if( isActive() ) {
????sendXML( closingStreamTag );
????_socket.close();
????active = false;
????loggedIn = false;
????var event:DisconnectionEvent = new DisconnectionEvent();
????dispatchEvent(event);
????//將關閉連接這個事件分發（ 廣播）
???}
??}
??
??/**
?? * Sends data to the server. If the data to send cannot be serialized properly, this method throws a <code>SerializeException</code>.
?? *發送數據給服務器，如果數據不能被序列號則不能被發送
?? * @param o The data to send. This must be an instance of a class that implements the ISerializable interface.
??* 參數必須是已經實現了ISerriable接口的實例
?? *? * @see org.jivesoftware.xiff.data.ISerializable
?? * @example The following example sends a basic chat message to the user with the JID "sideshowbob@springfieldpenitentiary.gov".<br />
?? * <pre>var msg:Message = new Message( "sideshowbob@springfieldpenitentiary.gov", null, "Hi Bob.", "<b>Hi Bob.</b>", Message.CHAT_TYPE );
?? * myXMPPConnection.send( msg );</pre>
?? */
??public function send( o:XMPPStanza ):void
??{
???if( isActive() ) {
????///主要是處理? IQ（info 、query）
????if( o is IQ ) {
???????????????? var iq:IQ = o as IQ;
???????????????? if ((iq.callbackName != null && iq.callbackScope != null) || iq.callback != null)
???????????????? {
???????????????? ?addIQCallbackToPending( iq.id, iq.callbackName, iq.callbackScope, iq.callback );
???????????????? }??
????}
????var root:XMLNode = o.getNode().parentNode;
????if (root == null) {
?????root = new XMLDocument();
????}
?
????if (o.serialize(root)) {
?????sendXML( root.firstChild );
????} else {
?????throw new SerializationException();
????}
???}
??}
??///發送一個空包，保持這個聯結
??public function sendKeepAlive():void
??{
???if( isActive() ) {
????sendXML(" ");
???}
??}
??
??/**
?? * Determines whether the connection with the server is currently active. (Not necessarily logged in.
?? * For login status, use the <code>isLoggedIn()</code> method.)
?? * 檢測這個連接是否是活動的
?? * @return A boolean indicating whether the connection is active.
?? * @see org.jivesoftware.xiff.core.XMPPConnection#isLoggedIn
?? */
??public function isActive():Boolean
??{
???return active;
??}
??
??/**
?? * Determines whether the user is connected and logged into the server.
?? * 判斷用戶是否已經登陸
?? * @return A boolean indicating whether the user is logged in.
?? * @see org.jivesoftware.xiff.core.XMPPConnection#isActive
?? */
??public function isLoggedIn():Boolean
??{
???return loggedIn;
??}
??
??/**
?? * Issues a request for the information that must be submitted for registration with the server.
?? * 發布一個請求去獲取必須提交的信息以用來向服務器注冊，注冊用戶時用到
?? * When the data returns, a <code>RegistrationFieldsEvent.REG_FIELDS</code> event is dispatched
?? * containing the requested data.
?? */
??public function getRegistrationFields():void
??{
???var regIQ:IQ = new IQ( new JID(server), IQ.GET_TYPE, XMPPStanza.generateID("reg_info_"), "getRegistrationFields_result", this, null);
???regIQ.addExtension(new RegisterExtension(regIQ.getNode()));
?
???send( regIQ );
??}
??
??/**
?? * Registers a new account with the server, sending the registration data as specified in the fieldMap paramter.
?? * 向服務注冊一個新的帳號，發送注冊所需的數據
?? * @param fieldMap An object map containing the data to use for registration. The map should be composed of
?? * attribute:value pairs for each registration data item.
?? * @param key (Optional) If a key was passed in the "data" field of the "registrationFields" event,
?? * that key must also be passed here.
?? * required field needed for registration.
?? */
??public function sendRegistrationFields( fieldMap:Object, key:String ):void
??{
???var regIQ:IQ = new IQ( new JID(server), IQ.SET_TYPE, XMPPStanza.generateID("reg_attempt_"), "sendRegistrationFields_result", this, null );
???var ext:RegisterExtension = new RegisterExtension(regIQ.getNode());
?
???for( var i:String in fieldMap ) {
????ext[i] = fieldMap[i];
???}
???if (key != null) {
????ext.key = key;
???}
?
???regIQ.addExtension(ext);
???send( regIQ );
??}
??
??/**
?? * Changes the user's account password on the server. If the password change is successful,
?? * the class will broadcast a <code>ChangePasswordSuccessEvent.PASSWORD_SUCCESS</code> event.
?? *變更用戶帳號密碼， 如果成功將會觸發事件：ChangePasswordSuccessEvent.PASSWORD_SUCCESS
?? * @param newPassword The new password
?? */
??public function changePassword( newPassword:String ):void
??{
???var passwdIQ:IQ = new IQ( new JID(server), IQ.SET_TYPE, XMPPStanza.generateID("pswd_change_"), "changePassword_result", this, null );
???var ext:RegisterExtension = new RegisterExtension(passwdIQ.getNode());
?
???ext.username = jid.toBareJID();
???ext.password = newPassword;
?
???passwdIQ.addExtension(ext);
???send( passwdIQ );
??}
??
??/**
?? * Gets the fully qualified JID (user@server/resource) of the user. A fully-qualified JID includes
?? * the resource. A bare JID does not. To get the bare JID, use the <code>getBareJID()</code> method.
?? * 返回一個完整的jid user@server/resource
?? * @return The fully qualified JID
?? * @see #getBareJID
?? */
??public function get jid():JID
??{
???return new JID(myUsername + "@" + myServer + "/" + myResource);
??}
??
??/**
?? * @private? 修改密碼的返回情況
?? */
??protected function changePassword_result( resultIQ:IQ ):void
??{
???if( resultIQ.type == IQ.RESULT_TYPE ) {
????var event:ChangePasswordSuccessEvent = new ChangePasswordSuccessEvent();
????dispatchEvent(event);
???}
???else {
????// We weren't expecting this
????////400? 修改密碼錯誤
????dispatchError( "unexpected-request", "Unexpected Request", "wait", 400 );
???}
??}
??
??/**
?? * @private 注冊用戶的返回情況
?? */
??protected function getRegistrationFields_result( resultIQ:IQ ):void
??{
???try
???{
????var ext:RegisterExtension = resultIQ.getAllExtensionsByNS(RegisterExtension.NS)[0];
????var fields:Array = ext.getRequiredFieldNames(); //TODO, phase this out
????
????var event:RegistrationFieldsEvent = new RegistrationFieldsEvent();
????event.fields = fields;
????event.data = ext;
???}
???catch (e:Error)
??? {
??? ?trace(e.getStackTrace());
??? }
??}
??
??/**
?? * @private
?? */
??protected function sendRegistrationFields_result( resultIQ:IQ ):void
??{
???if( resultIQ.type == IQ.RESULT_TYPE ) {

????var event:RegistrationSuccessEvent = new RegistrationSuccessEvent();
????dispatchEvent( event );
???}
???else {
????// We weren't expecting this
????dispatchError( "unexpected-request", "Unexpected Request", "wait", 400 );
???}
??}
??
??// Listener function from the ListenerXMLSocket
??/**
?? * @private
?? */
??protected function socketConnected(ev:Event):void
??{
???active = true;
???sendXML( openingStreamTag );
???var event:ConnectionSuccessEvent = new ConnectionSuccessEvent();
???dispatchEvent( event );
??}
??
??/**
?? * @private
?? */
??protected function socketReceivedData( ev:DataEvent ):void
??{
???// parseXML is more strict in AS3 so we must check for the presence of flash:stream
???// the unterminated tag should be in the first string of xml data retured from the server
???if (!_expireTagSearch)
???{
????var pattern:RegExp = new RegExp("<flash:stream");
????var resultObj:Object = pattern.exec(ev.data);
????if (resultObj != null) // stop searching for unterminated node
????{
?????ev.data = ev.data.concat("</flash:stream>");
?????_expireTagSearch = true;
????}
???}
???
???if(ev.data == "</flash:stream>")
???{
????socketClosed(null);
????return;?
???}?
???
???var xmlData:XMLDocument = new XMLDocument();
???xmlData.ignoreWhite = this.ignoreWhite;
???xmlData.parseXML( ev.data );
???
???var event:IncomingDataEvent = new IncomingDataEvent();
???event.data = xmlData;
???dispatchEvent( event );
???
???// Read the data and send it to the appropriate parser
???var firstNode:XMLNode = xmlData.firstChild;
???var nodeName:String = firstNode.nodeName.toLowerCase();
???//trace("RECV: " + firstNode);
???switch( nodeName )
???{
????case "stream:stream":
????case "flash:stream":
?????_expireTagSearch = false;
?????handleStream( firstNode );
?????break;
?????
????case "stream:error":
?????handleStreamError( firstNode );
?????break;
?????
????case "iq":
?????handleIQ( firstNode );
?????break;
?????
????case "message":
?????handleMessage( firstNode );
?????break;
?????
????case "presence":
?????handlePresence( firstNode );
?????break;
?????
????case "stream:features":
?????break;
?????
????default:
?????// silently ignore lack of or unknown stanzas
?????// if the app designer wishes to handle raw data they
?????// can on "incomingData".
?
?????// Use case: received null byte, XMLSocket parses empty document
?????// sends empty document
?????
?????// I am enabling this for debugging
?????dispatchError( "undefined-condition", "Unknown Error", "modify", 500 );
?????break;
???}
??}
??
??/**
?? * @private
?? */
??protected function socketClosed(e:Event):void
??{?
???var event:DisconnectionEvent = new DisconnectionEvent();
???dispatchEvent( event );
??}
??
??/**
?? * @private
?? */
??protected function handleStream( node:XMLNode ):void
??{
???sessionID = node.attributes.id;
???server = node.attributes.from;
???
???if(_useAnonymousLogin) {
????// Begin anonymous login
????sendAnonymousLogin();
???} else if( username != null && username.length > 0 ) {
????// Begin login sequence
????beginAuthentication();
???} else {
????//get registration fields
????getRegistrationFields();
???}
??}
??
??/**
?? * @private
?? */
??protected function handleStreamError( node:XMLNode ):void
??{
???dispatchError( "service-unavailable", "Remote Server Error", "cancel", 502 );
???
???// Cancel everything by closing connection
???try {
????_socket.close();
???}
???catch (error:Error){
????
???}
???active = false;
???loggedIn = false;
???var event:DisconnectionEvent = new DisconnectionEvent();
???
???dispatchEvent( event );
??}
??
??protected function set active(flag:Boolean):void
??{
???if(flag)
???{
????_openConnections.push(this);
???}
???else
???{
????_openConnections.splice(_openConnections.indexOf(this), 1);
???}
???_active = flag;
??}
??
??protected function get active():Boolean
??{
???return _active;
??}
??
??public static function get openConnections():Array
??{
???return _openConnections;
??}
??
??/**
?? * @private
?? */
??protected function handleIQ( node:XMLNode ):IQ
??{
???var iq:IQ = new IQ();
???// Populate the IQ with the incoming data
???if( !iq.deserialize( node ) ) {
????throw new SerializationException();
???}
???
???// If it's an error, handle it
???
???if( iq.type == IQ.ERROR_TYPE && !pendingIQs[iq.id]) {
????dispatchError( iq.errorCondition, iq.errorMessage, iq.errorType, iq.errorCode );
???}
???else {
????
????// Start the callback for this IQ if one exists
????if( pendingIQs[iq.id] !== undefined ) {
?????var callbackInfo:* = pendingIQs[iq.id];
?????
?????if(callbackInfo.methodScope && callbackInfo.methodName) {
??????callbackInfo.methodScope[callbackInfo.methodName].apply( callbackInfo.methodScope, [iq] );
?????}???
?????if (callbackInfo.func != null) {
??????callbackInfo.func( iq );
?????}
?????pendingIQs[iq.id] = null;
?????delete pendingIQs[iq.id];
????}
????else {
?????var exts:Array = iq.getAllExtensions();
?????for (var ns:String in exts) {
??????// Static type casting
??????var ext:IExtension = exts[ns] as IExtension;
??????if (ext != null) {
???????var event:IQEvent = new IQEvent(ext.getNS());
???????event.data = ext;
???????event.iq = iq;
???????dispatchEvent( event );
??????}
?????}
????}
???}
???????? return iq;
??}
??
??/**
?? * @private
?? */
??protected function handleMessage( node:XMLNode ):Message
??{
???var msg:Message = new Message();
???//trace(msg);?
???// Populate with data
???if( !msg.deserialize( node ) ) {
????throw new SerializationException();
???}
???// ADDED in error handling for messages
???if( msg.type == Message.ERROR_TYPE ) {
????dispatchError( msg.errorCondition, msg.errorMessage, msg.errorType, msg.errorCode );
???}
???else
???{
????var event:MessageEvent = new MessageEvent();
????event.data = msg;
????dispatchEvent( event );??
???}
???????? return msg;
??}
??
??/**
?? * @private
?? */
??private var presenceQueue:Array = [];
??private var presenceQueueTimer:Timer;
??protected function handlePresence( node:XMLNode ):Presence
??{
???if(!presenceQueueTimer)
???{
????presenceQueueTimer = new Timer(1, 1);
????presenceQueueTimer.addEventListener(TimerEvent.TIMER_COMPLETE, flushPresenceQueue);
???}
???
???var pres:Presence = new Presence();
???
???// Populate
???if( !pres.deserialize( node ) ) {
????throw new SerializationException();
???}
???
???presenceQueue.push(pres);
???
???presenceQueueTimer.reset();
???presenceQueueTimer.start();

???????? return pres;
??}
??
??protected function flushPresenceQueue(evt:TimerEvent):void
??{
???var event:PresenceEvent = new PresenceEvent();
???event.data = presenceQueue;
???dispatchEvent( event );
???presenceQueue = [];
??}
??
??/**
?? * @private
?? */
??protected function onIOError(event:IOErrorEvent):void{
???/*
???this fires the standard dispatchError method. need to add
???the appropriate error code
???*/
???dispatchError( "service-unavailable", "Service Unavailable", "cancel", 503 );
??}
??
??/**
?? * @private
?? */
??protected function securityError(event:SecurityErrorEvent):void{
???trace("there was a security error of type: " + event.type + "\nError: " + event.text);
???dispatchError( "not-authorized", "Not Authorized", "auth", 401 );
??}
??
??/**
?? * @private
?? */
??protected function dispatchError( condition:String, message:String, type:String, code:Number ):void
??{
???var event:XIFFErrorEvent = new XIFFErrorEvent();
???event.errorCondition = condition;
???event.errorMessage = message;
???event.errorType = type;
???event.errorCode = code;
???dispatchEvent( event );
??}
??
??/**
?? * @private
?? */
??protected function sendXML( someData:* ):void
??{
???//trace("SEND: " + someData);
???// Data is untyped because it could be a string or XML
???_socket.send( someData );
???var event:OutgoingDataEvent = new OutgoingDataEvent();
???event.data = someData;
???dispatchEvent( event );
??}
??
??// anonymous login
??/**
?? * @private
?? */
??protected function sendAnonymousLogin():void
??{
???var anonIQ:IQ = new IQ(null, IQ.SET_TYPE, XMPPStanza.generateID("log_anom_"), "sendAnonymousLogin_result", this, null );
???var authExt:AuthExtension = new AuthExtension(anonIQ.getNode());
???anonIQ.addExtension(authExt);
???send(anonIQ);
??}
??
??/**
?? * @private
?? */
??protected function sendAnonymousLogin_result(resultIQ:IQ):void
??{resultIQ
???if( resultIQ.type == IQ.RESULT_TYPE ) {
????// update resource
????var jid:JID = resultIQ.to;
????resource = jid.resource;
????username = jid.node;
????// dispatch login event
????loggedIn = true;
????var event:LoginEvent = new LoginEvent();
????dispatchEvent( event );
???}
??}
??
??/**
?? * @private
?? */
??protected function beginAuthentication():void
??{
???var authIQ:IQ = new IQ( null, IQ.GET_TYPE, XMPPStanza.generateID("log_user_"), "beginAuthentication_result", this, null );
???var authExt:AuthExtension = new AuthExtension(authIQ.getNode());
???authExt.username = username
???
???authIQ.addExtension(authExt);
???send( authIQ );
??}
??
??/**
?? * @private
?? */
??protected function beginAuthentication_result( resultIQ:IQ ):void
??{
???var connectionType:String = "none";
?
???// Begin authentication procedure
???if( resultIQ.type == IQ.RESULT_TYPE ) {
????var authIQ:IQ = new IQ( null, IQ.SET_TYPE, XMPPStanza.generateID("log_user2_"), "sendAuthentication_result", this, null );
????try
????{
?????var resultAuth:* = resultIQ.getAllExtensionsByNS(AuthExtension.NS)[0];
?????var responseAuth:AuthExtension = new AuthExtension(authIQ.getNode());
?????responseAuth.password = password;
?????responseAuth.username = username;
?????responseAuth.resource = resource;
?????authIQ.addExtension(responseAuth);
?????send( authIQ );
????}
????catch (e:Error)
????{
?????trace("Error : null trapped. Resuming.");
????}
???}
???else {
????// We weren't expecting this
????dispatchError( "unexpected-request", "Unexpected Request", "wait", 400 );
???}
??}
??
??/**
?? * @private
?? */
??protected function sendAuthentication_result( resultIQ:IQ ):void
??{
???if( resultIQ.type == IQ.RESULT_TYPE ) {
????loggedIn = true;
????var event:LoginEvent = new LoginEvent();
????dispatchEvent( event );
???}
???else {
????// We weren't expecting this
????dispatchError( "unexpected-request", "Unexpected Request", "wait", 400 );
???}
??}
??
??/**
?? * @private
?? */
??protected function addIQCallbackToPending( id:String, callbackName:String, callbackScope:Object, callbackFunc:Function ):void
??{
???pendingIQs[id] = {methodName:callbackName, methodScope:callbackScope, func:callbackFunc};
??}
??
??/**
?? * The XMPP server to use for connection.
?? */
??public function get server():String
??{
???return myServer;
??}
??
??/**
?? * @private
?? */
??public function set server( theServer:String ):void
??{
???myServer = theServer;
??}
??
??/**
?? * The username to use for connection. If this property is null when <code>connect()</code> is called,
?? * the class will fetch registration field data rather than attempt to login.
?? */
??public function get username():String
??{
???return myUsername;
??}
??
??/**
?? * @private
?? */
??public function set username( theUsername:String ):void
??{
???myUsername = theUsername;
??}
??
??/**
?? * The password to use when logging in.
?? */
??public function get password():String
??{
???return myPassword;
??}
??
??public function set password( thePassword:String ):void
??{
???myPassword = thePassword;
??}
??
??/**
?? * The resource to use when logging in. A resource is required (defaults to "XIFF") and
?? * allows a user to login using the same account simultaneously (most likely from multiple machines).
?? * Typical examples of the resource include "Home" or "Office" to indicate the user's current location.
?? */
??public function get resource():String
??{
???return myResource;
??}
??
??/**
?? * @private
?? */
??public function set resource( theResource:String ):void
??{
???if( theResource.length > 0 )
???{
????myResource = theResource;
???}
??}
??
??/**
?? * Whether to use anonymous login or not.
?? */
??public function get useAnonymousLogin():Boolean
??{
???return _useAnonymousLogin;
??}
??
??/**
?? * @private
?? */
??public function set useAnonymousLogin(value:Boolean):void
??{
???// set only if not connected
???if(!isActive()) _useAnonymousLogin = value;
??}
??
??/**
?? * The port to use when connecting. The default XMPP port is 5222.
?? */
??public function get port():Number
??{
???return myPort;
??}
??
??public function set port( portNum:Number ):void
??{
???myPort = portNum;
??}
?
??/**
?? * Determines whether whitespace will be ignored on incoming XML data.
?? * Behaves the same as <code>XML.ignoreWhite</code>
?? */
??public function get ignoreWhite():Boolean
??{
???return ignoreWhitespace;
??}
?
??public function set ignoreWhite( val:Boolean ):void
??{
???ignoreWhitespace = val;
??}
??
??private function _createXmlSocket():XMLSocket {
???var socket:XMLSocket = new XMLSocket(server, port);
???socket.addEventListener(Event.CONNECT,socketConnected);
???socket.addEventListener(IOErrorEvent.IO_ERROR,onIOError);
???socket.addEventListener(Event.CLOSE,socketClosed);
???socket.addEventListener(DataEvent.DATA,socketReceivedData);
???socket.addEventListener(SecurityErrorEvent.SECURITY_ERROR,securityError);
???return socket;
??}
?}
}