/// <summary>
///
/// </summary>
/// <param name="exception"></param>
/// <param name="state"></param>
void RaiseUploadFaultedEvent(Exception exception, FileUploadAsyncState state)
{
var _argument = new UploadFailedEventArgs(exception, state.UserToken);
if (null != UploadFailed)
{
UploadFailed(this, _argument);
}
}
/// <summary>
///
/// </summary>
/// <param name="source"></param>
/// <param name="destination"></param>
public void UploadFileAsync(Stream source, string destination, object userToken = null)
{
var _requestMethod = WebRequestMethod.UploadFile;
var _directoryName = Path.GetDirectoryName(destination);
if (!string.IsNullOrEmpty(_directoryName))
{
CreateDirectory(_directoryName);
}
var _uri = CreateUniformResourceIdentifier(WebRequestHelpers.ReplacePathDelimiterToUriDelimiter(destination));
var _request = CreateRequest(_uri, _requestMethod);
var _state = new FileUploadAsyncState(_request, BUFFER_SIZE, source, null, source.Length, userToken);
_request.BeginGetRequestStream(new AsyncCallback(_BeginGetRequestStream), _state);
}
/// <summary>
///
/// </summary>
/// <param name="asyncResult"></param>
void _BeginGetRequestStream(IAsyncResult asyncResult)
{
var _state = asyncResult.AsyncState as FileUploadAsyncState;
try
{
var _destination = _state.Request.EndGetRequestStream(asyncResult);
var _newState = new FileUploadAsyncState(_state.Request, _state.BufferSize, _state.Source, _destination, _state.ContentLength, _state.UserToken);
var _callback = new AsyncCallback(_BeginReadSourceCallback);
_newState.Source.BeginRead(_newState.ByteBuffer, 0, _newState.ByteBuffer.Length, _callback, _newState);
}
catch (Exception ex)
{
RaiseUploadFaultedEvent(ex, _state);
_state.Dispose();
}
}