private Element ValidateClientStanza(Stanza stanza, XmppStream stream) { if (!stream.Authenticated) { if (!(stanza is AuthIq) && (stanza is IQ && !(((IQ)stanza).Query is Register))) { return(XmppStanzaError.ToNotAuthorized(stanza)); } } //remove empty jids if (stanza.HasFrom && string.IsNullOrEmpty(stanza.From.ToString())) { stanza.From = null; } if (stanza.HasTo && string.IsNullOrEmpty(stanza.To.ToString())) { stanza.To = null; } //prep strings stanza.From = NodePrep(stanza.From); stanza.To = NodePrep(stanza.To); if (!ValidateJid(stanza.From) || !ValidateJid(stanza.To)) { return(XmppStanzaError.ToBadRequest(stanza)); } if (stanza.HasFrom) { if (!stream.JidBinded(stanza.From)) { // return null if we have from in bind iq (for qutIM 0.3 client) if (!(stanza is IQ) || ((IQ)stanza).Bind == null || ((IQ)stanza).Bind.Resource != stanza.From.Resource) { return(XmppStreamError.InvalidFrom); } } } else { if (stream.MultipleResources) { return(XmppStanzaError.ToConflict(stanza)); } stanza.From = new Jid(string.Format("{0}@{1}/{2}", stream.User, stream.Domain, 0 < stream.Resources.Count ? stream.Resources[0] : null)); } if (stanza is Message) { var message = (Message)stanza; if (message.Type == MessageType.chat && message.To == null) { return(XmppStanzaError.ToRecipientUnavailable(stanza)); } } return(null); }
private IQ GetUserDisco(XmppStream stream, IQ iq, XmppHandlerContext context) { if (iq.To.HasResource) { var session = context.SessionManager.GetSession(iq.To); if (session != null && iq.Query is DiscoInfo) { var discoInfo = session.ClientInfo.GetDiscoInfo(((DiscoInfo)iq.Query).Node); if (discoInfo != null) { iq.Query = discoInfo; return(ToResult(iq)); } } if (session == null) { return(XmppStanzaError.ToRecipientUnavailable(iq)); } context.Sender.SendTo(session, iq); IdleWatcher.StartWatch(iq.Id, TimeSpan.FromSeconds(4.5f), IQLost, iq); } else { if (iq.Query is DiscoInfo && context.UserManager.IsUserExists(iq.To)) { ((DiscoInfo)iq.Query).AddIdentity(new DiscoIdentity("registered", "account")); return(ToResult(iq)); } else if (iq.Query is DiscoItems) { foreach (var s in context.SessionManager.GetBareJidSessions(iq.To)) { ((DiscoItems)iq.Query).AddDiscoItem(new DiscoItem() { Jid = s.Jid }); } return(ToResult(iq)); } return(XmppStanzaError.ToServiceUnavailable(iq)); } return(null); }
public override IQ HandleIQ(XmppStream stream, IQ iq, XmppHandlerContext context) { if (iq.Type != IqType.get || !iq.HasTo) { return(XmppStanzaError.ToNotAcceptable(iq)); } var currSession = context.SessionManager.GetSession(iq.From); if (currSession == null || !currSession.Available) { return(XmppStanzaError.ToForbidden(iq)); } double seconds = 0;//available if (iq.To.IsServer) { seconds = (DateTime.UtcNow - startedTime).TotalSeconds; } else { var session = context.SessionManager.GetSession(iq.To); if (session == null || !session.Available) { var lastActivity = context.StorageManager.OfflineStorage.GetLastActivity(iq.To); if (lastActivity != null) { seconds = (DateTime.UtcNow - lastActivity.LogoutDateTime).TotalSeconds; iq.Query.Value = lastActivity.Status; } else { return(XmppStanzaError.ToRecipientUnavailable(iq)); } } } ((Last)(iq.Query)).Seconds = (int)seconds; iq.Type = IqType.result; iq.SwitchDirection(); return(iq); }
public override IQ HandleIQ(XmppStream stream, IQ iq, XmppHandlerContext context) { if (!iq.HasTo || !iq.To.HasUser) { return(XmppStanzaError.ToServiceUnavailable(iq)); } var session = context.SessionManager.GetSession(iq.To); if (session != null) { context.Sender.SendTo(session, iq); return(null); } else { return(XmppStanzaError.ToRecipientUnavailable(iq)); } }
public override IQ HandleIQ(XmppStream stream, IQ iq, XmppHandlerContext context) { var answer = new IQ(IqType.result) { Id = iq.Id, To = iq.From, From = iq.To, }; //iq sended to server if (iq.Type == IqType.get && (!iq.HasTo || iq.To.IsServer || iq.To == iq.From)) { if (iq.Query is Version) { answer.Query = new Version() { Name = "TeamLab Jabber Server", Os = System.Environment.OSVersion.ToString(), Ver = "1.0", }; return(answer); } else if (iq.Query is Ping) { return(answer); } return(XmppStanzaError.ToServiceUnavailable(iq)); } if (iq.Type == IqType.get && iq.HasTo) { //resend iq var sessionTo = context.SessionManager.GetSession(iq.To); var sessionFrom = context.SessionManager.GetSession(iq.From); if (sessionTo != null && sessionFrom != null) { if (string.IsNullOrEmpty(iq.Id)) { iq.Id = System.Guid.NewGuid().ToString("N"); } IdleWatcher.StartWatch( iq.Id + iq.From, System.TimeSpan.FromSeconds(3), (s, e) => { context.Sender.SendTo(sessionFrom, XmppStanzaError.ToServiceUnavailable(iq)); }); context.Sender.SendTo(sessionTo, iq); } else { return(XmppStanzaError.ToRecipientUnavailable(iq)); } } if (iq.Type == IqType.error || iq.Type == IqType.result) { if (!iq.HasTo) { return(XmppStanzaError.ToBadRequest(iq)); } IdleWatcher.StopWatch(iq.Id + iq.To); var session = context.SessionManager.GetSession(iq.To); if (session != null) { context.Sender.SendTo(session, iq); } } return(null); }