void cdsDiscovery_DescriptionObtained(object sender, DeviceDescriptionEventArgs e)
{
try
{
var device = UpnpDescriptionParser.ParseDescription(XDocument.Parse(e.Description), e.Location);
device.LocalAddress = e.LocalAddress;
UpdateDeviceNameDictionary(device.UDN, device.FriendlyName, device.ModelName);
lock (cdsDevices)
{
if (cdsDevices.ContainsKey(device.UDN))
{
return;
}
if (device.Services.Any(service => service.Key == URN.ContentDirectory))
{
DebugUtil.Log("CDS found. Notify discovered.");
cdsDevices.Add(device.UDN, device);
OnDiscovered(device);
}
}
}
catch (Exception ex)
{
DebugUtil.Log("failed to parse upnp device description.");
DebugUtil.Log(() => ex.StackTrace);
}
}
private void DeviceRetrieved(object Sender, DeviceDescriptionEventArgs e)
{
try
{
if (!(e.DeviceDescriptionDocument is null))
{
UPnPService Service = e.DeviceDescriptionDocument.GetService("urn:schemas-upnp-org:service:WANIPConnection:1");
if (Service is null)
{
Service = e.DeviceDescriptionDocument.GetService("urn:schemas-upnp-org:service:WANIPConnection:2");
if (Service is null)
{
return;
}
}
Service.StartGetService(this.ServiceRetrieved, e.State);
}
}
catch (Exception ex)
{
this.exception = ex;
this.State = PeerToPeerNetworkState.Error;
}
}