public LoginOptions CreateInstance()
{
int chatPort = settings.ConnectionSettings.ChatPort;
if (String.IsNullOrEmpty(settings.ConnectionSettings.BindToIP))
{
throw new OperationCanceledException(Translation.Instance.Error_NoNetwork);
}
var localIP = IPAddress.Parse(settings.ConnectionSettings.BindToIP);
TimeSpan keepAliveTimeout = settings.ConnectionSettings.KeepAliveTime.Seconds();
IPAddress presenceAddress;
if (!NetworkUtility.TryParseAddress(settings.ConnectionSettings.PresenceAddress, out presenceAddress))
{
throw new ApplicationException(Translation.Instance.SettingsWindow_Error_InvalidPresenceIP);
}
var chatEndPoint = NetworkUtility.GetFreeEndPoint(new IPEndPoint(localIP, chatPort));
var presenceServiceEndPoint = NetworkUtility.GetFreeEndPoint(new IPEndPoint(localIP, settings.ConnectionSettings.PresencePort));
var multicastEndPoint = new IPEndPoint(presenceAddress, settings.ConnectionSettings.PresencePort);
var multicastReceiveEndPoint = NetworkUtility.GetFreeEndPoint(new IPEndPoint(localIP, settings.ConnectionSettings.PresenceCallbackPort));
string clientID = settings.ConnectionSettings.ClientID;
string displayName = Environment.ExpandEnvironmentVariables(userInfo.DisplayName.NullIfEmpty() ??
signInOptions.DisplayName.NullIfEmpty() ??
settings.PersonalSettings.DisplayName);
var options = new LoginOptions()
{
ChatEndPoint = chatEndPoint,
MulticastEndPoint = multicastEndPoint,
MulticastReceiveEndPoint = multicastReceiveEndPoint,
PresenceServiceEndPoint = presenceServiceEndPoint,
KeepAliveTime = keepAliveTimeout,
UserProperties = CreateProperties(),
DisplayName = displayName
};
return(options);
}