bool PPDownloadRequest::DataNotify( size_t expectedDataSize, const void* data, size_t dataSize )
{
bool ret = false;
if ( m_instance.m_eventStop.m_hObject != NULL )
{
if ( ::WaitForSingleObject( m_instance.m_eventStop.m_hObject, 0 ) == WAIT_OBJECT_0 )
{
return ret; // canceled by the user
}
}
switch ( this->m_requestType )
{
case ( RequestType::P3DObject ):
{
if ( m_p3dRequest )
{
ret = P3D_instance_feed_url_stream_ptr( m_p3dRequest->_instance,
m_p3dRequest->_request._get_url._unique_id,
P3D_RC_in_progress,
0,
expectedDataSize,
data,
dataSize );
}
}
break;
case ( RequestType::File ):
{
if ( m_hFile == INVALID_HANDLE_VALUE )
{
wstring filename_w;
string_to_wstring(filename_w, m_fileName);
m_hFile = ::CreateFileW( filename_w.c_str(), GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL );
if ( m_hFile == INVALID_HANDLE_VALUE )
{
return ret;
}
}
DWORD numberOfBytesWritten = 0;
if ( ::WriteFile( m_hFile, data, dataSize, &numberOfBytesWritten, NULL ) == TRUE )
{
ret = true;
}
}
break;
case ( RequestType::Data ):
{
if ( m_data )
{
std::string bits( static_cast< const char* >( data ), dataSize );
*m_data << bits;
ret = true;
}
}
break;
}
return ret;
}
void PPInstance::HandleRequestGetUrl( void* data )
{
HRESULT hr( S_OK );
P3D_request *request = static_cast<P3D_request*>( data );
if ( !request )
{
return;
}
int unique_id = request->_request._get_url._unique_id;
const std::string &url = request->_request._get_url._url;
CP3DActiveXCtrl* parent = static_cast<CP3DActiveXCtrl*> ( request->_instance->_user_data );
if ( !parent )
{
return;
}
nout << "Handling P3D_RT_get_url request from " << url << "\n";
{
PPDownloadRequest p3dObjectDownloadRequest( parent->m_instance, request );
PPDownloadCallback bsc( p3dObjectDownloadRequest );
hr = ::URLOpenStream( parent->GetControllingUnknown(), url.c_str(), 0, &bsc );
}
P3D_result_code result_code = P3D_RC_done;
if ( FAILED( hr ) )
{
nout << "Error handling P3D_RT_get_url request" << " :" << hr << "\n";
result_code = P3D_RC_generic_error;
}
P3D_instance_feed_url_stream_ptr(
request->_instance,
request->_request._get_url._unique_id,
result_code,
0,
0,
(const void*)NULL,
0
);
P3D_request_finish_ptr( request, true );
}
