private SipDialogMessage ParseDialog(KamailioData kamailioData)
{
DialogStatus dialogStatus;
if (!Enum.TryParse(kamailioData.GetField("dstat"), true, out dialogStatus))
{
log.Warn("Unable to parse dstat field of Kamailio dialog message");
return(null);
}
var dialog = new SipDialogMessage
{
Status = dialogStatus,
CallId = kamailioData.GetField("ci"),
HashId = kamailioData.GetField("hashid"),
HashEntry = kamailioData.GetField("hashent"),
FromDisplayName = ParseDisplayName(kamailioData.GetField("fn")),
ToDisplayName = ParseDisplayName(kamailioData.GetField("tn")),
FromSipUri = new SipUri(kamailioData.GetField("fu")),
ToSipUri = new SipUri(kamailioData.GetField("ru")),
FromTag = kamailioData.GetField("fot"),
ToTag = kamailioData.GetField("tot"),
Sdp = kamailioData.GetField("sdp"),
HangupReason = kamailioData.GetField("hr")
};
// Fix for empty ru-field in Kamailio data
if (dialog.ToSipUri == null || string.IsNullOrEmpty(dialog.ToSipUri.User))
{
dialog.ToSipUri = new SipUri(kamailioData.GetField("tu"));
}
return(dialog);
}
private SipRegistrationExpireMessage ParseRegExpire(KamailioData kamailioData)
{
// TODO: Is this one ever called?
var expire = new SipRegistrationExpireMessage()
{
SipAddress = new SipUri(kamailioData.GetField("aor")),
ReceivedIp = kamailioData.GetField("ip"),
};
return(expire);
}
private SipRegistrationMessage ParseRegistration(KamailioData kamailioData)
{
var registration = new SipRegistrationMessage()
{
Ip = kamailioData.GetField("si"),
Port = ParseInt(kamailioData.GetField("sp")),
UnixTimeStamp = ParseLong(kamailioData.GetField("TS")),
Sip = new SipUri(kamailioData.GetField("fu")),
FromDisplayName = ParseDisplayName(kamailioData.GetField("fn")),
UserAgent = kamailioData.GetField("ua"),
Username = kamailioData.GetField("Au"),
ToDisplayName = ParseDisplayName(kamailioData.GetField("tn")),
Expires = ParseInt(kamailioData.GetField("Expires"), DefaultExpireValue),
// Not in use
//ToUsername = kamailioData.GetField("rU"),
//RequestedSip = new SipUri(kamailioData.GetField("ru")),
//ReceivedIp = kamailioData.GetField("Ri"),
//ReceivedPort = ParseInt(kamailioData.GetField("Rp")),
//CallId = kamailioData.GetField("ci"),
};
return(registration);
}