XMPP - 实现登录与注销

实现登录与注销

#import "AppDelegate.h"
#import "XMPPFramework.h"
/*
 * 在AppDelegate实现登录

 1. 初始化XMPPStream
 2. 连接到服务器[传一个JID]
 3. 连接到服务成功后，再发送密码授权
 4. 授权成功后，发送"在线" 消息
 */
@interface AppDelegate ()<XMPPStreamDelegate>{
    XMPPStream *_xmppStream;
}

// 1. 初始化XMPPStream
-(void)setupXMPPStream;

// 2.连接到服务器
-(void)connectToHost;

// 3.连接到服务成功后，再发送密码授权
-(void)sendPwdToHost;

// 4.授权成功后，发送"在线" 消息
-(void)sendOnlineToHost;
@end

@implementation AppDelegate

- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {

    // 程序一启动就连接到主机
    [self connectToHost];
    return YES;
}

#pragma mark  -私有方法
#pragma mark 初始化XMPPStream
-(void)setupXMPPStream{

    _xmppStream = [[XMPPStream alloc] init];

    // 设置代理
    [_xmppStream addDelegate:self delegateQueue:dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0)];
}

#pragma mark 连接到服务器
-(void)connectToHost{
    NSLog(@"开始连接到服务器");
    if (!_xmppStream) {
        [self setupXMPPStream];
    }

    // 设置登录用户JID
    //resource 标识用户登录的客户端 iphone android

    XMPPJID *myJID = [XMPPJID jidWithUser:@"zhouhao" domain:@"wangzhaolu.local" resource:@"iphone" ];
    _xmppStream.myJID = myJID;

    // 设置服务器域名
    _xmppStream.hostName = @"wangzhaolu.local";//不仅可以是域名，还可是IP地址

    // 设置端口 如果服务器端口是5222，可以省略
    _xmppStream.hostPort = 5222;

    // 连接
    NSError *err = nil;
    if(![_xmppStream connectWithTimeout:XMPPStreamTimeoutNone error:&err]){
        NSLog(@"%@",err);
    }

}

#pragma mark 连接到服务成功后，再发送密码授权
-(void)sendPwdToHost{
    NSLog(@"再发送密码授权");
    NSError *err = nil;
    [_xmppStream authenticateWithPassword:@"123456" error:&err];
    if (err) {
        NSLog(@"%@",err);
    }
}

#pragma mark  授权成功后，发送"在线" 消息
-(void)sendOnlineToHost{

    NSLog(@"发送 在线 消息");
    XMPPPresence *presence = [XMPPPresence presence];
    NSLog(@"%@",presence);

    [_xmppStream sendElement:presence];

}
#pragma mark -XMPPStream的代理
#pragma mark 与主机连接成功
-(void)xmppStreamDidConnect:(XMPPStream *)sender{
    NSLog(@"与主机连接成功");

    // 主机连接成功后，发送密码进行授权
    [self sendPwdToHost];
}
#pragma mark  与主机断开连接
-(void)xmppStreamDidDisconnect:(XMPPStream *)sender withError:(NSError *)error{
    // 如果有错误，代表连接失败
    NSLog(@"与主机断开连接 %@",error);

}

#pragma mark 授权成功
-(void)xmppStreamDidAuthenticate:(XMPPStream *)sender{
    NSLog(@"授权成功");

    [self sendOnlineToHost];
}

#pragma mark 授权失败
-(void)xmppStream:(XMPPStream *)sender didNotAuthenticate:(DDXMLElement *)error{
     NSLog(@"授权失败 %@",error);
}

#pragma mark -公共方法
-(void)logout{
    // 1." 发送 "离线" 消息"
    XMPPPresence *offline = [XMPPPresence presenceWithType:@"unavailable"];
    [_xmppStream sendElement:offline];

    // 2. 与服务器断开连接
    [_xmppStream disconnect];
}

@end

登录后的openfire

注销后的openfire

#import "ViewController.h"
#import "AppDelegate.h"

@interface ViewController ()

@end

@implementation ViewController

-(void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event{
    // 做注销
    AppDelegate *app = [UIApplication sharedApplication].delegate;
    [app logout];

}

@end