/// <summary>
/// Instantiate a one-time use Factory
/// </summary>
/// <param name="DescLocation">XML Description Uri</param>
/// <param name="MaxSeconds">Device Refresh Cycle</param>
/// <param name="deviceCB">Success Callback</param>
/// <param name="failedCB">Failure Callback</param>
public UPnPDeviceFactory(Uri DescLocation, int MaxSeconds, UPnPDeviceHandler deviceCB, UPnPDeviceFailedHandler failedCB, IPAddress localaddr, string usn)
{
InstanceTracker.Add(this);
httprequestor = new HttpRequestor();
httprequestor.OnRequestCompleted += httprequestor_OnRequestCompleted;
expected_usn = usn;
CBLock = new object();
OnDevice += deviceCB;
OnFailed2 += failedCB;
DUrl = DescLocation.ToString();
MaxAge = MaxSeconds;
this.localaddr = localaddr;
httprequestor.LaunchRequest(DescLocation.ToString(), null, null, null, null);
}
public static void UpdateCheck(Form parent)
{
if (requestor != null)
{
return;
}
if (File.Exists(Application.StartupPath + "\\AutoUpdateTool.exe") == false)
{
return;
}
if (ReadUpdateSettings() == false)
{
return;
}
if (AllowAutoUpdate == false)
{
return;
}
parentform = parent;
requestor = new HttpRequestor();
requestor.OnRequestCompleted += requestor_OnRequestCompleted;
requestor.LaunchProxyRequest(updatelink, null, 1);
}
private void httprequestor_OnRequestCompleted(HttpRequestor sender, bool success, object tag, string url, byte[] data)
{
try
{
if (url == null)
{
EventLogger.Log(this, EventLogEntryType.Error, "HTTP: Url is empty");
if (TempDevice != null)
{
TempDevice = null;
}
return;
}
if (!success)
{
int checkpoint = 0;
try
{
EventLogger.Log(this, EventLogEntryType.Error, "HTTP: Could not connect to target: " + url);
checkpoint = 1;
if (OnFailed2 != null)
{
OnFailed2(this, new Uri(url), new Exception("Could not connect to target"), expected_usn);
}
checkpoint = 2;
if (TempDevice != null)
{
TempDevice = null;
}
checkpoint = 3;
}
catch (Exception ex)
{
EventLogger.Log(ex);
ex.Data["v-success"] = success;
ex.Data["v-tag"] = tag;
ex.Data["v-url"] = url;
ex.Data["v-data"] = data;
ex.Data["checkpoint"] = checkpoint;
AutoUpdate.ReportCrash(Application.ProductName, ex);
}
return;
}
if (data == null)
{
EventLogger.Log(this, EventLogEntryType.Error, "HTTP: Data is empty");
if (OnFailed2 != null)
{
OnFailed2(this, new Uri(url), new Exception("Data is empty"), expected_usn);
}
if (TempDevice != null)
{
TempDevice = null;
}
return;
}
string html = UTF8Encoding.UTF8.GetString(data);
if (tag != null)
{
bool IsOK = false;
lock (CBLock)
{
try
{
((UPnPService)tag).ParseSCPD(html, 0);
}
catch (Exception e)
{
EventLogger.Log(e, "Invalid SCPD XML on device:\r\n Friendly: " + TempDevice.FriendlyName +
"\r\n Service: " + ((UPnPService)tag).ServiceURN +
"\r\n URL: " + url +
"\r\n XML:\r\n" + html +
"\r\n");
return;
}
--ServiceNum;
if ((ServiceNum == 0) && (OnDevice != null))
{
IsOK = true;
}
}
if (IsOK)
{
TempDevice.descXmlLocation = new Uri(url);
OnDevice(this, TempDevice, new Uri(url));
TempDevice = null;
}
return;
}
try
{
TempDevice = UPnPDevice.Parse(html, new Uri(url), localaddr);
}
catch (Exception ex)
{
EventLogger.Log(ex, "UPnP Device Description XML parsing exception: URL=" + url);
if (OnFailed2 != null)
{
OnFailed2(this, new Uri(url), new Exception("UPnP Device Description XML parsing exception: URL=" + url), expected_usn);
}
if (TempDevice != null)
{
TempDevice = null;
}
return;
}
if (TempDevice == null)
{
//OpenSource.Utilities.EventLogger.Log(this, System.Diagnostics.EventLogEntryType.Error, "Invalid UPnP Device Description: URL=" + url);
if (OnFailed2 != null)
{
OnFailed2(this, new Uri(url), new Exception("Invalid UPnP Device Description XML @" + url), expected_usn);
}
if (TempDevice != null)
{
TempDevice = null;
}
return;
}
if (expected_usn != null && TempDevice.UniqueDeviceName != expected_usn)
{
EventLogger.Log(this, EventLogEntryType.Error, string.Format("Unique ID mismatch between SSDP packet and device description: {0} / {1} ", TempDevice.UniqueDeviceName, expected_usn));
if (OnFailed2 != null)
{
OnFailed2(this, new Uri(url), new Exception(string.Format("Unique ID mismatch between SSDP packet and device description: {0} / {1} ", TempDevice.UniqueDeviceName, expected_usn)), expected_usn);
}
if (TempDevice != null)
{
TempDevice = null;
}
return;
}
TempDevice.LocationURL = url;
TempDevice.ExpirationTimeout = MaxAge;
if (TempDevice != null)
{
ServiceNum = FetchServiceCount(TempDevice);
if (ServiceNum == 0)
{
if (OnDevice != null)
{
OnDevice(this, TempDevice, new Uri(url));
TempDevice = null;
return;
}
}
FetchServiceDocuments(TempDevice);
}
}
catch (NullReferenceException ex)
{
// This happens often, so add data to this exception.
ex.Data["v-success"] = success;
ex.Data["v-tag"] = tag;
ex.Data["v-url"] = url;
ex.Data["v-data"] = data;
EventLogger.Log(ex);
AutoUpdate.ReportCrash(Application.ProductName, ex);
}
}
