protected override async Task PerformIO()
{
bool hadToConnect = _client.ConnectIfNeeded();
_client.CreateDirectoriesIfNeeded(Folder);
string fullFilePath = ODFileUtils.CombinePaths(Folder, FileName, '/');
using (MemoryStream uploadStream = new MemoryStream(FileContent)) {
SftpUploadAsyncResult res = (SftpUploadAsyncResult)_client.BeginUploadFile(uploadStream, fullFilePath);
while (!res.AsyncWaitHandle.WaitOne(100))
{
if (DoCancel)
{
res.IsUploadCanceled = true;
}
OnProgress((double)res.UploadedBytes / (double)1024 / (double)1024, "?currentVal MB of ?maxVal MB uploaded", (double)FileContent.Length / (double)1024 / (double)1024, "");
}
_client.EndUploadFile(res);
if (res.IsUploadCanceled)
{
TaskStateDelete state = new Delete()
{
_client = this._client,
Path = fullFilePath
};
state.Execute(false);
}
}
_client.DisconnectIfNeeded(hadToConnect);
await Task.Run(() => { }); //Gets rid of a compiler warning and does nothing.
}
protected override async Task PerformIO()
{
bool hadToConnect = _client.ConnectIfNeeded();
await Task.Run(() => { _client.Delete(Path); });
_client.DisconnectIfNeeded(hadToConnect);
}
///<summary>Loops through the entire path and sees if any directory along the way doesn't exist. If any don't exist, they get created.</summary>
public static void CreateDirectoriesIfNeeded(this SftpClient client, string path)
{
bool hadToConnect = client.ConnectIfNeeded();
if (string.IsNullOrEmpty(path))
{
return;
}
string currentDir = "";
string[] directories = path.Split("/", StringSplitOptions.RemoveEmptyEntries);
for (int i = 0; i < directories.Length; i++)
{
if (i > 0 || path[0] == '/')
{
currentDir += "/";
}
currentDir += directories[i];
try {
//This will throw an exception of SftpPathNotFoundException if the directory does not exist
SftpFileAttributes attributes = client.GetAttributes(currentDir);
//Check to see if it's a directory. This will not throw an exception of SftpPathNotFoundException, so we want to break out if it's a file path.
//This would be a weird permission issue or implementation error, but it doesn't hurt anything.
if (!attributes.IsDirectory)
{
break;
}
}
catch (SftpPathNotFoundException) {
client.CreateDirectory(currentDir);
}
}
client.DisconnectIfNeeded(hadToConnect);
}
protected override async Task PerformIO()
{
bool hadToConnect = _client.ConnectIfNeeded();
_client.CreateDirectoriesIfNeeded(FolderPath);
List <SftpFile> listFiles = (await Task.Factory.FromAsync(_client.BeginListDirectory(FolderPath, null, null), _client.EndListDirectory)).ToList();
listFiles = listFiles.FindAll(x => !x.FullName.EndsWith(".")); //Sftp has 2 "extra" files that are "." and "..". I think it's for explorer navigation.
ListFolderPathLower = listFiles.Select(x => x.FullName.ToLower()).ToList();
ListFolderPathsDisplay = listFiles.Select(x => x.FullName).ToList();
_client.DisconnectIfNeeded(hadToConnect);
}
///<summary>Synchronous. Returns true if a file exists in the passed in filePath</summary>
private static bool FileExists(SftpClient client, string filePath)
{
bool retVal = false;
try {
bool hadToConnect = client.ConnectIfNeeded();
client.Get(filePath);
client.DisconnectIfNeeded(hadToConnect);
retVal = true;
}
catch (Exception) {
}
return(retVal);
}
protected override async Task PerformIO()
{
bool hadToConnect = _client.ConnectIfNeeded();
string fullFilePath = ODFileUtils.CombinePaths(Folder, FileName, '/');
SftpFileAttributes attribute = _client.GetAttributes(fullFilePath);
using (MemoryStream stream = new MemoryStream()) {
SftpDownloadAsyncResult res = (SftpDownloadAsyncResult)_client.BeginDownloadFile(fullFilePath, stream);
while (!res.AsyncWaitHandle.WaitOne(100))
{
if (DoCancel)
{
res.IsDownloadCanceled = true;
_client.DisconnectIfNeeded(hadToConnect);
return;
}
OnProgress((double)res.DownloadedBytes / (double)1024 / (double)1024, "?currentVal MB of ?maxVal MB downloaded", (double)attribute.Size / (double)1024 / (double)1024, "");
}
_client.EndDownloadFile(res);
FileContent = stream.ToArray();
}
_client.DisconnectIfNeeded(hadToConnect);
await Task.Run(() => { }); //Gets rid of a compiler warning and does nothing.
}
protected override async Task PerformIO()
{
bool hadToConnect = _client.ConnectIfNeeded();
List <string> listFilePaths;
bool isDirectory = _client.GetAttributes(FromPath).IsDirectory;
if (isDirectory)
{
if (DoCancel)
{
return;
}
//Only include files (not sub-directories) in the list
listFilePaths = (await Task.Factory.FromAsync(_client.BeginListDirectory(FromPath, null, null), _client.EndListDirectory))
.Where(x => !x.IsDirectory)
.Select(x => x.FullName).ToList();
}
else //Copying a file
{
listFilePaths = new List <string> {
FromPath
};
}
CountTotal = listFilePaths.Count;
for (int i = 0; i < CountTotal; i++)
{
if (DoCancel)
{
_client.DisconnectIfNeeded(hadToConnect);
return;
}
string path = listFilePaths[i];
try {
string fileName = Path.GetFileName(path);
string toPathFull = ToPath;
if (isDirectory)
{
toPathFull = ODFileUtils.CombinePaths(ToPath, fileName, '/');
}
if (FileExists(_client, toPathFull))
{
throw new Exception(); //Throw so that we can iterate CountFailed
}
string fromPathFull = FromPath;
if (isDirectory)
{
fromPathFull = ODFileUtils.CombinePaths(FromPath, fileName, '/');
}
if (IsCopy)
{
//Throws if fails.
await Task.Run(() => {
TaskStateDownload stateDown = new Download(_host, _user, _pass)
{
Folder = Path.GetDirectoryName(fromPathFull).Replace('\\', '/'),
FileName = Path.GetFileName(fromPathFull),
ProgressHandler = ProgressHandler,
HasExceptions = HasExceptions
};
stateDown.Execute(ProgressHandler != null);
while (!stateDown.IsDone)
{
stateDown.DoCancel = DoCancel;
}
if (DoCancel)
{
_client.DisconnectIfNeeded(hadToConnect);
return;
}
TaskStateUpload stateUp = new Upload(_host, _user, _pass)
{
Folder = Path.GetDirectoryName(toPathFull).Replace('\\', '/'),
FileName = Path.GetFileName(toPathFull),
FileContent = stateDown.FileContent,
ProgressHandler = ProgressHandler,
HasExceptions = HasExceptions
};
stateUp.Execute(ProgressHandler != null);
while (!stateUp.IsDone)
{
stateUp.DoCancel = DoCancel;
}
if (DoCancel)
{
_client.DisconnectIfNeeded(hadToConnect);
return;
}
});
}
else //Moving
{
await Task.Run(() => {
SftpFile file = _client.Get(path);
_client.CreateDirectoriesIfNeeded(ToPath);
file.MoveTo(toPathFull);
});
}
CountSuccess++;
}
catch (Exception) {
CountFailed++;
}
finally {
if (IsCopy)
{
OnProgress(i + 1, "?currentVal files of ?maxVal files copied", CountTotal, "");
}
else
{
OnProgress(i + 1, "?currentVal files of ?maxVal files moved", CountTotal, "");
}
}
}
_client.DisconnectIfNeeded(hadToConnect);
}
