#define JBXMPP_DOMAIN @"lujiangbin.local" -(void)loginWithName:(NSString *)userName andPassword:(NSString *)password { _myJID = [XMPPJID jidWithUser:userName domain:JBXMPP_DOMAIN resource:@"iOS"]; self.myPassword = password; [self.xmppStream setMyJID:_myJID]; NSError *error = nil; [_xmppStream connectWithTimeout:XMPPStreamTimeoutNone error:&error]； } #pragma mark -- connect delegate //輸入密碼驗證登陸 - (void)xmppStreamDidConnect:(XMPPStream *)sender { NSError *error = nil; [[self xmppStream] authenticateWithPassword:_myPassword error:&error]； } //登陸成功 - (void)xmppStreamDidAuthenticate:(XMPPStream *)sender { NSLog(@"%s",__func__); //傳送線上通知給伺服器，伺服器才會將離線訊息推送過來 XMPPPresence *presence = [XMPPPresence presence]; // 預設"available" [[self xmppStream] sendElement:presence]; //啟用流管理 [_xmppStreamManagement enableStreamManagementWithResumption:YES maxTimeout:0]; } //登陸失敗 - (void)xmppStream:(XMPPStream *)sender didNotAuthenticate:(NSXMLElement *)error { NSLog(@"%s",__func__); }