// Methods
private static IAsyncResult _BeginGetDvdInfo(DvdInfoRequestData dvdInfoRequestData, string dvdId, AsyncCallback callback, object callbackData, bool bUseEnhancedMetadata)
{
if (dvdInfoRequestData == null)
{
//if (WorkOffline)
//{
// return null;
//}
if (string.IsNullOrEmpty(dvdId))
{
return null;
}
dvdInfoRequestData = new DvdInfoRequestData(dvdId);
if (!bUseEnhancedMetadata)
{
s_currentRequests[dvdId] = dvdInfoRequestData;
}
//string strUrl = MetadataURLForDisc(dvdId, bUseEnhancedMetadata);
string strUrl = MetadataURL(bUseEnhancedMetadata)+dvdId;//.Replace("|","");//string.Format(metMetadataURLForDisc(dvdId, bUseEnhancedMetadata);
uint cbMaxSize = 0x19000;
AsyncCallback callback2 = bUseEnhancedMetadata ? new AsyncCallback(DvdInfo.InetStreamCallbackEx) : new AsyncCallback(DvdInfo.InetStreamCallback);
bool flag = false;
try
{
InetStream.BeginRead(strUrl, callback2, dvdInfoRequestData, cbMaxSize);
}
catch (WebException exception)
{
flag = true;
if (dvdInfoRequestData != null)
{
dvdInfoRequestData.Exception = exception;
}
}
catch (InvalidOperationException exception2)
{
flag = true;
if (dvdInfoRequestData != null)
{
dvdInfoRequestData.Exception = exception2;
}
}
if (flag)
{
CompleteTheRequest(dvdInfoRequestData, true, true);
}
}
DvdInfoCallback dvdInfoCallback = new DvdInfoCallback(callback, callbackData);
if (dvdInfoRequestData.IsCompleted)
{
return IssueCallback(dvdInfoRequestData, dvdInfoCallback, true);
}
if (callback != null)
{
dvdInfoRequestData.Callbacks.Add(dvdInfoCallback);
}
return new DvdInfoAsyncResult(dvdInfoRequestData, dvdInfoCallback.CallbackData, false);
}
private static DvdInfoAsyncResult IssueCallback(DvdInfoRequestData dvdInfoRequestData, DvdInfoCallback dvdInfoCallback, bool completedSynchronously)
{
DvdInfoAsyncResult ar = new DvdInfoAsyncResult(dvdInfoRequestData, dvdInfoCallback.CallbackData, completedSynchronously);
if (dvdInfoCallback.Callback != null)
{
if (completedSynchronously)
{
if (dvdInfoCallback != null)
{
dvdInfoCallback.Callback(ar);
}
return ar;
}
//TODO: rewire callback
//Application.DeferredInvoke(dvdInfoCallback.Callback, new object[] { ar });
}
return ar;
}
