public void DeleteDirectory(FtpDirectory directory)
{
if (directory.Folders == null && directory.Files == null) return;
//delete files on this directory first
if (directory.Files != null)
{
foreach (var ftpFile in directory.Files)
{
DeleteFile(ftpFile.FullPath);
}
}
if (directory.Folders == null) return;
foreach (var folder in directory.Folders)
{
DeleteDirectory(folder);
DeleteEmptyDirectory(folder.FullPath);
}
}
private FtpDirectory GetDirectoryListing(string path, DoWorkEventArgs e)
{
var res = new FtpDirectory();
var request = (FtpWebRequest)WebRequest.Create("ftp://" + _ftpConfiguration.Url + "/" + path);
request.Credentials = new NetworkCredential(_ftpConfiguration.UserName, _ftpConfiguration.Password);
request.Method = WebRequestMethods.Ftp.ListDirectoryDetails;
List<string> result = new List<string>();
using (var response = (FtpWebResponse)request.GetResponse())
{
using (Stream responseStream = response.GetResponseStream())
{
using (StreamReader reader = new StreamReader(responseStream))
{
while (!reader.EndOfStream)
{
result.Add(reader.ReadLine());
}
reader.Close();
response.Close();
}
}
}
foreach (var item in result)
{
if (_bw.CancellationPending)
{
e.Cancel = true;
break;
}
var regex = new Regex(@"^([d-])([rwxt-]{3}){3}\s+\d{1,}\s+.*?(\d{1,})\s+(\w+\s+\d{1,2}\s+(?:\d{4})?)(\d{1,2}:\d{2})?\s+(.+?)\s?$",
RegexOptions.Compiled | RegexOptions.Multiline | RegexOptions.IgnoreCase | RegexOptions.IgnorePatternWhitespace);
var match = regex.Match(item);
if (match.Success)
{
var type = match.Groups[1].Value;
var name = match.Groups[6].Value;
if (name == "." || name == "..") continue;
if (type == "d")
{
if (res.Folders == null) res.Folders = new List<FtpDirectory>();
_bw.ReportProgress(0, "Reading " + path + "/" + name);
var subFolder = GetDirectoryListing(path + "/" + name, e);
if (subFolder.Folders != null)
{
_bw.ReportProgress(0, "Found " + subFolder.Folders.Count + " folders");
}
if (subFolder.Files != null)
{
_bw.ReportProgress(0, "Found " + subFolder.Files.Count + " files");
}
subFolder.Name = name;
subFolder.FullPath = path + "/" + name;
res.Folders.Add(subFolder);
}
else
{
if (res.Files == null) res.Files = new List<FtpFile>();
res.Files.Add(new FtpFile() { Name = name, FullPath = path + "/" + name });
//_bw.ReportProgress(0, "Found " + path + "/" + name);
}
}
}
e.Result = res;
return res;
}
private void DeleteDirectory(FtpDirectory directory, DoWorkEventArgs e)
{
if (directory.Folders == null && directory.Files == null) return;
//delete files on this directory first
if (directory.Files != null)
{
foreach (var ftpFile in directory.Files)
{
if(_bw.CancellationPending)
{
e.Cancel = true;
break;
}
DeleteFile(ftpFile.FullPath);
_bw.ReportProgress(0, ftpFile.FullPath + " deleted");
}
}
if (directory.Folders == null) return;
foreach (var folder in directory.Folders)
{
if (_bw.CancellationPending)
{
e.Cancel = true;
break;
}
DeleteDirectory(folder, e);
if (_bw.CancellationPending)
{
e.Cancel = true;
break;
}
DeleteEmptyDirectory(folder.FullPath);
_bw.ReportProgress(0, folder.FullPath + " deleted");
}
}