XMPP and xmpp protocols

XMPP and xmpp protocols
Logon and logout

# Import "AppDelegate. h "# import" XMPPFramework. h "/** log on to AppDelegate. initialize XMPPStream 2. connect to the server [upload a JID] 3. after successfully connecting to the service, send a password authorization 4. after successful authorization, send an "online" Message */@ interface AppDelegate () <XMPPStreamDelegate> {XMPPStream * _ xmppStream;} // 1. initialize XMPPStream-(void) setupXMPPStream; // 2. connect to the server-(void) connectToHost; // 3. after successfully connecting to the service, send the password authorization-(void) sendPwdToHost; // 4. after successful authorization, send the "online" message-(void) sendOnlineToHost; @ end @ implementation App Delegate-(BOOL) application :( UIApplication *) application didfinishlaunchingwitexceptions :( NSDictionary *) launchOptions {// when the program is started, it connects to the host [self connectToHost]; return YES ;} # pragma mark-Private method # pragma mark initializes XMPPStream-(void) setupXMPPStream {_ xmppStream = [[XMPPStream alloc] init]; // sets the proxy [_ xmppStream addDelegate: self resume: dispatch_get_global_queue (DISPATCH_QUEUE_PRIORITY_DEFAULT, 0)] ;}# pragma Mark connect to the server-(void) connectToHost {NSLog (@ "start to connect to the server"); if (! _ XmppStream) {[self setupXMPPStream];} // sets the login user's JID // resource to identify the user's login client iphone android XMPPJID * myJID = [XMPPJID jidWithUser: @ "zhouhao" domain: @ "wangzhaolu. local "resource: @" iphone "]; _ xmppStream. myJID = myJID; // set the server domain name _ xmppStream. hostName = @ "wangzhaolu. local "; // not only the domain name, but also the IP address // You can omit _ xmppStream if the server port is 5222. hostPort = 5222; // connect NSError * err = nil; if (! [_ XmppStream connectWithTimeout: XMPPStreamTimeoutNone error: & err]) {NSLog (@ "% @", err) ;}# after The pragma mark is successfully connected to the service, resend password authorization-(void) sendPwdToHost {NSLog (@ "resend password authorization"); NSError * err = nil; [_ xmppStream authenticateWithPassword: @ "123456" error: & err]; if (err) {NSLog (@ "% @", err) ;}# after successful pragma mark authorization, send the "online" message-(void) sendOnlineToHost {NSLog (@ "send online message"); XMPPPresence * presence = [XMPPPresence presence]; NSLog (@ "% @", presence); [_ xmppStream sendElement: presence] ;}# pragma mark-XMPPStream proxy # pragma mark is successfully connected to the host-(void) xmppStreamDidConnect :( XMPPStream *) sender {NSLog (@ ""); // After the host connection is successful, send the password to authorize [self sendPwdToHost];} # pragma mark disconnects from the host-(void) xmppStreamDidDisconnect :( XMPPStream *) sender withError :( NSError *) error {// if an error occurs, it indicates that the connection fails. NSLog (@ "disconnect from the host % @", error);} # successful pragma mark authorization-(void) xmppStreamDidAuthenticate :( XMPPStream *) sender {NSLog (@ "authorized"); [self sendOnlineToHost] ;}# pragma mark failed to authorize-(void) xmppStream :( XMPPStream *) sender didNotAuthenticate :( DDXMLElement *) error {NSLog (@ "Authorization failed % @", error) ;}# pragma mark-public method-(void) logout {// 1. "Send" offline "message" XMPPPresence * offline = [XMPPPresence presenceWithType: @ "unavailable"]; [_ xmppStream sendElement: offline]; // 2. disconnect from the server [_ xmppStream disconnect];} @ end

Openfire after login

Openfire after cancellation

# Import "ViewController. h "# import" AppDelegate. h "@ interface ViewController () @ end @ implementation ViewController-(void) touchesBegan :( NSSet *) touches withEvent :( UIEvent *) event {// deregister AppDelegate * app = [UIApplication sharedApplication]. delegate; [app logout];} @ end