private void ProcessAuthIQSet(XmppStream stream, AuthIq iq, XmppHandlerContext context)
{
if (string.IsNullOrEmpty(iq.Query.Username) || string.IsNullOrEmpty(iq.Query.Resource))
{
context.Sender.SendTo(stream, XmppStanzaError.ToNotAcceptable(iq));
return;
}
bool authorized = false;
if (!string.IsNullOrEmpty(iq.Query.Digest))
{
authorized = AuthDigest(iq.Query.Username, iq.Query.Digest, stream, context.UserManager);
}
if (!string.IsNullOrEmpty(iq.Query.Password))
{
authorized = AuthPlain(iq.Query.Username, iq.Query.Password, stream, context.UserManager);
}
if (authorized)
{
stream.Authenticate(iq.Query.Username);
var answer = new IQ(IqType.result);
answer.Id = iq.Id;
answer.To = iq.From;
answer.From = iq.To;
context.Sender.SendTo(stream, answer);
}
else
{
context.Sender.SendTo(stream, XmppStanzaError.ToNotAuthorized(iq));
}
}
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 void ProcessAuthIQSet(XmppStream stream, AuthIq iq, XmppHandlerContext context)
{
if (string.IsNullOrEmpty(iq.Query.Username) || string.IsNullOrEmpty(iq.Query.Resource))
{
context.Sender.SendTo(stream, XmppStanzaError.ToNotAcceptable(iq));
return;
}
context.Sender.SendTo(stream, XmppStanzaError.ToNotAuthorized(iq));
}