XMPP，xmpp協議

XMPP，xmpp協議
實現登入與登出

#import "AppDelegate.h"#import "XMPPFramework.h"/* * 在AppDelegate實現登入 1. 初始化XMPPStream 2. 串連到伺服器[傳一個JID] 3. 串連到服務成功後，再發送密碼授權 4. 授權成功後，發送"線上" 訊息 */@interface AppDelegate ()<XMPPStreamDelegate>{    XMPPStream *_xmppStream;}// 1. 初始化XMPPStream-(void)setupXMPPStream;// 2.串連到伺服器-(void)connectToHost;// 3.串連到服務成功後，再發送密碼授權-(void)sendPwdToHost;// 4.授權成功後，發送"線上" 訊息-(void)sendOnlineToHost;@end@implementation AppDelegate- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {    // 程式一啟動就串連到主機    [self connectToHost];    return YES;}#pragma mark  -私人方法#pragma mark 初始化XMPPStream-(void)setupXMPPStream{    _xmppStream = [[XMPPStream alloc] init];    // 設定代理    [_xmppStream addDelegate:self delegateQueue:dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0)];}#pragma mark 串連到伺服器-(void)connectToHost{    NSLog(@"開始串連到伺服器");    if (!_xmppStream) {        [self setupXMPPStream];    }    // 設定登入使用者JID    //resource 標識使用者登入的用戶端 iphone android    XMPPJID *myJID = [XMPPJID jidWithUser:@"zhouhao" domain:@"wangzhaolu.local" resource:@"iphone" ];    _xmppStream.myJID = myJID;    // 設定伺服器網域名稱    _xmppStream.hostName = @"wangzhaolu.local";//不僅可以是網域名稱，還可是IP地址    // 設定連接埠 如果伺服器連接埠是5222，可以省略    _xmppStream.hostPort = 5222;    // 串連    NSError *err = nil;    if(![_xmppStream connectWithTimeout:XMPPStreamTimeoutNone error:&err]){        NSLog(@"%@",err);    }}#pragma mark 串連到服務成功後，再發送密碼授權-(void)sendPwdToHost{    NSLog(@"再發送密碼授權");    NSError *err = nil;    [_xmppStream authenticateWithPassword:@"123456" error:&err];    if (err) {        NSLog(@"%@",err);    }}#pragma mark  授權成功後，發送"線上" 訊息-(void)sendOnlineToHost{    NSLog(@"發送 線上 訊息");    XMPPPresence *presence = [XMPPPresence presence];    NSLog(@"%@",presence);    [_xmppStream sendElement:presence];}#pragma mark -XMPPStream的代理#pragma mark 與主機串連成功-(void)xmppStreamDidConnect:(XMPPStream *)sender{    NSLog(@"與主機串連成功");    // 主機串連成功後，發送密碼進行授權    [self sendPwdToHost];}#pragma mark  與主機中斷連線-(void)xmppStreamDidDisconnect:(XMPPStream *)sender withError:(NSError *)error{    // 如果有錯誤，代表串連失敗    NSLog(@"與主機中斷連線 %@",error);}#pragma mark 授權成功-(void)xmppStreamDidAuthenticate:(XMPPStream *)sender{    NSLog(@"授權成功");    [self sendOnlineToHost];}#pragma mark 授權失敗-(void)xmppStream:(XMPPStream *)sender didNotAuthenticate:(DDXMLElement *)error{     NSLog(@"授權失敗 %@",error);}#pragma mark -公用方法-(void)logout{    // 1." 發送 "離線" 訊息"    XMPPPresence *offline = [XMPPPresence presenceWithType:@"unavailable"];    [_xmppStream sendElement:offline];    // 2. 與伺服器中斷連線    [_xmppStream disconnect];}@end

登入後的openfire

登出後的openfire

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