/// <summary>
/// Constructor for FtpResponse.
/// </summary>
/// <param name="response">FtpResponse object.</param>
public FtpResponse(FtpResponse response)
{
_rawText = response.RawText;
_text = response.Text;
_code = response.Code;
_isInformational = response.IsInformational;
}
private bool IsHappyResponse(FtpResponse response, FtpResponseCode[] happyResponseCodes)
{
// always return true if there are no responses to validate
if (happyResponseCodes.Length == 0)
return true;
return happyResponseCodes.Any(t => t == response.Code);
}
private bool IsUnhappyResponse(FtpResponse response)
{
if (
response.Code == FtpResponseCode.ServiceNotAvailableClosingControlConnection
|| response.Code == FtpResponseCode.CannotOpenDataConnection
|| response.Code == FtpResponseCode.ConnectionClosedSoTransferAborted
|| response.Code == FtpResponseCode.RequestedFileActionNotTaken
|| response.Code == FtpResponseCode.RequestedActionAbortedDueToLocalErrorInProcessing
|| response.Code == FtpResponseCode.RequestedActionNotTakenInsufficientStorage
|| response.Code == FtpResponseCode.SyntaxErrorCommandUnrecognized
|| response.Code == FtpResponseCode.SyntaxErrorInParametersOrArguments
|| response.Code == FtpResponseCode.CommandNotImplemented
|| response.Code == FtpResponseCode.BadSequenceOfCommands
|| response.Code == FtpResponseCode.CommandNotImplementedForThatParameter
|| response.Code == FtpResponseCode.NotLoggedIn
|| response.Code == FtpResponseCode.NeedAccountForStoringFiles
|| response.Code == FtpResponseCode.RequestedActionNotTakenFileUnavailable
|| response.Code == FtpResponseCode.RequestedActionAbortedPageTypeUnknown
|| response.Code == FtpResponseCode.RequestedFileActionAbortedExceededStorageAllocation
|| response.Code == FtpResponseCode.RequestedActionNotTakenFileNameNotAllowed)
return true;
return false;
}
private void RaiseServerResponseEvent(FtpResponse response)
{
if (ServerResponse != null)
ServerResponse(this, new FtpResponseEventArgs(response));
}
/// <summary>
/// Waits until a happy code has been returned by the FTP server or times out.
/// </summary>
/// <param name="timeout">Maximum time to wait before timing out.</param>
/// <param name="happyResponseCodes">Server response codes to wait for.</param>
protected internal void WaitForHappyCodes(int timeout, params FtpResponseCode[] happyResponseCodes)
{
_responseList.Clear();
do
{
FtpResponse response = GetNextCommandResponse(timeout);
_responseList.Add(response);
RaiseServerResponseEvent(new FtpResponse(response));
if (!response.IsInformational)
{
if (IsHappyResponse(response, happyResponseCodes))
break;
if (IsUnhappyResponse(response))
throw new FtpException(response.Text);
}
} while (true);
_response = _responseList.GetLast();
}
private void DontWaitForHappyCodes()
{
if (_responseQueue.Count == 0)
return;
_responseList.Clear();
while (_responseQueue.Count > 0)
{
FtpResponse response = _responseQueue.Dequeue();
_responseList.Add(response);
RaiseServerResponseEvent(new FtpResponse(response));
}
_response = _responseList.GetLast();
}
