public TransferMode TransferFolder(string sourcePath, string targetPath, TransferMode mode, DiskTransferVerificationMode verificationMode)
{
Ensure.That(sourcePath, () => sourcePath).IsValidPath();
Ensure.That(targetPath, () => targetPath).IsValidPath();
if (mode == TransferMode.Move && !_diskProvider.FolderExists(targetPath))
{
if (verificationMode == DiskTransferVerificationMode.TryTransactional || verificationMode == DiskTransferVerificationMode.VerifyOnly)
{
var sourceMount = _diskProvider.GetMount(sourcePath);
var targetMount = _diskProvider.GetMount(targetPath);
// If we're on the same mount, do a simple folder move.
if (sourceMount != null && targetMount != null && sourceMount.RootDirectory == targetMount.RootDirectory)
{
_logger.Debug("Move Directory [{0}] > [{1}]", sourcePath, targetPath);
_diskProvider.MoveFolder(sourcePath, targetPath);
return(mode);
}
}
}
if (!_diskProvider.FolderExists(targetPath))
{
_diskProvider.CreateFolder(targetPath);
_diskProvider.CopyPermissions(sourcePath, targetPath);
}
var result = mode;
foreach (var subDir in _diskProvider.GetDirectoryInfos(sourcePath))
{
if (ShouldIgnore(subDir))
{
continue;
}
result &= TransferFolder(subDir.FullName, Path.Combine(targetPath, subDir.Name), mode, verificationMode);
}
foreach (var sourceFile in _diskProvider.GetFileInfos(sourcePath))
{
if (ShouldIgnore(sourceFile))
{
continue;
}
var destFile = Path.Combine(targetPath, sourceFile.Name);
result &= TransferFile(sourceFile.FullName, destFile, mode, true, verificationMode);
}
if (mode.HasFlag(TransferMode.Move))
{
_diskProvider.DeleteFolder(sourcePath, true);
}
return(result);
}
public TransferMode TransferFolder(string sourcePath, string targetPath, TransferMode mode)
{
Ensure.That(sourcePath, () => sourcePath).IsValidPath();
Ensure.That(targetPath, () => targetPath).IsValidPath();
sourcePath = ResolveRealParentPath(sourcePath);
targetPath = ResolveRealParentPath(targetPath);
_logger.Debug("{0} Directory [{1}] > [{2}]", mode, sourcePath, targetPath);
if (sourcePath == targetPath)
{
throw new IOException(string.Format("Source and destination can't be the same {0}", sourcePath));
}
if (mode == TransferMode.Move && sourcePath.PathEquals(targetPath, StringComparison.InvariantCultureIgnoreCase) && _diskProvider.FolderExists(targetPath))
{
// Move folder out of the way to allow case-insensitive renames
var tempPath = sourcePath + ".backup~";
_logger.Trace("Rename Intermediate Directory [{0}] > [{1}]", sourcePath, tempPath);
_diskProvider.MoveFolder(sourcePath, tempPath);
if (!_diskProvider.FolderExists(targetPath))
{
_logger.Trace("Rename Intermediate Directory [{0}] > [{1}]", tempPath, targetPath);
_logger.Debug("Rename Directory [{0}] > [{1}]", sourcePath, targetPath);
_diskProvider.MoveFolder(tempPath, targetPath);
return(mode);
}
// There were two separate folders, revert the intermediate rename and let the recursion deal with it
_logger.Trace("Rename Intermediate Directory [{0}] > [{1}]", tempPath, sourcePath);
_diskProvider.MoveFolder(tempPath, sourcePath);
}
if (mode == TransferMode.Move && !_diskProvider.FolderExists(targetPath))
{
var sourceMount = _diskProvider.GetMount(sourcePath);
var targetMount = _diskProvider.GetMount(targetPath);
// If we're on the same mount, do a simple folder move.
if (sourceMount != null && targetMount != null && sourceMount.RootDirectory == targetMount.RootDirectory)
{
_logger.Debug("Rename Directory [{0}] > [{1}]", sourcePath, targetPath);
_diskProvider.MoveFolder(sourcePath, targetPath);
return(mode);
}
}
if (!_diskProvider.FolderExists(targetPath))
{
_diskProvider.CreateFolder(targetPath);
_diskProvider.CopyPermissions(sourcePath, targetPath);
}
var result = mode;
foreach (var subDir in _diskProvider.GetDirectoryInfos(sourcePath))
{
if (ShouldIgnore(subDir))
{
continue;
}
result &= TransferFolder(subDir.FullName, Path.Combine(targetPath, subDir.Name), mode);
}
foreach (var sourceFile in _diskProvider.GetFileInfos(sourcePath))
{
if (ShouldIgnore(sourceFile))
{
continue;
}
var destFile = Path.Combine(targetPath, sourceFile.Name);
result &= TransferFile(sourceFile.FullName, destFile, mode, true);
}
if (mode.HasFlag(TransferMode.Move))
{
var totalSize = _diskProvider.GetFileInfos(sourcePath).Sum(v => v.Length);
if (totalSize > (100 * 1024L * 1024L))
{
throw new IOException($"Large files still exist in {sourcePath} after folder move, not deleting source folder");
}
_diskProvider.DeleteFolder(sourcePath, true);
}
return(result);
}
