/// <summary>
/// Copies the specified file to the target directory.
/// </summary>
/// <param name="sourceFileSystem">The source file system.</param>
/// <param name="sourceFile">The source file.</param>
/// <param name="targetDirectory">The target directory.</param>
/// <exception cref="AccessException">The source file or target directory could not be accessed.</exception>
public void CopyFile(IFileSystem sourceFileSystem, IFileInfo sourceFile, IDirectoryInfo targetDirectory)
{
sourceFileSystem.ThrowIfNull(() => sourceFileSystem);
sourceFile.ThrowIfNull(() => sourceFile);
targetDirectory.ThrowIfNull(() => targetDirectory);
if (!(targetDirectory is LocalDirectoryInfo))
throw new ArgumentException("The target directory must be of type LocalDirectoryInfo.", "targetDirectory");
try
{
using (Stream sourceStream = sourceFileSystem.OpenFileStream(sourceFile))
{
string targetFilePath = this.CombinePath(targetDirectory.FullName, sourceFile.Name);
try
{
using (FileStream targetStream = File.Create(targetFilePath))
{
if (sourceFile.Length > 0)
{
var copyOperation = new StreamCopyOperation(sourceStream, targetStream, 256 * 1024, true);
copyOperation.CopyProgressChanged +=
(sender, e) => this.FileCopyProgressChanged.RaiseSafe(this, e);
copyOperation.Execute();
}
}
}
catch (IOException)
{
File.Delete(targetFilePath);
throw;
}
}
}
catch (UnauthorizedAccessException ex)
{
throw new AccessException("The file could not be accessed.", ex);
}
catch (SecurityException ex)
{
throw new AccessException("The file could not be accessed.", ex);
}
catch (IOException ex)
{
throw new AccessException("The file could not be accessed.", ex);
}
}
private void LoadToTempFile()
{
string path = Path.GetTempFileName();
using (Stream sourceStream = File.OpenRead(this.OriginalPath))
{
using (Stream targetStream = File.OpenWrite(path))
{
var operation = new StreamCopyOperation(sourceStream, targetStream, 32 * 1024, true);
operation.CopyProgressChanged += (sender, e) => this.OnCachingProgressChanged(e);
operation.Execute();
}
}
this.StreamingPath = path;
}
/// <summary>
/// Copies the specified file to the target directory.
/// </summary>
/// <param name="sourceFileSystem">The source file system.</param>
/// <param name="sourceFile">The source file.</param>
/// <param name="targetDirectory">The target directory.</param>
/// <exception cref="AccessException">The source file or target directory could not be accessed.</exception>
/// /// <exception cref="ArgumentException">The target directory is not of type <see cref="FlagFtp.FtpDirectoryInfo"/>.</exception>
public void CopyFile(IFileSystem sourceFileSystem, IFileInfo sourceFile, IDirectoryInfo targetDirectory)
{
sourceFileSystem.ThrowIfNull(() => sourceFileSystem);
sourceFile.ThrowIfNull(() => sourceFile);
targetDirectory.ThrowIfNull(() => targetDirectory);
if (!(targetDirectory is FtpDirectoryInfo))
throw new ArgumentException("The target directory must be of type FtpDirectoryInfo.", "targetDirectory");
Uri targetFilePath = new Uri(this.CombinePath(targetDirectory.FullName, sourceFile.Name));
try
{
using (Stream sourceStream = sourceFileSystem.OpenFileStream(sourceFile))
{
using (Stream targetStream = this.client.OpenWrite(targetFilePath))
{
if (sourceFile.Length > 0)
{
var copyOperation = new StreamCopyOperation(sourceStream, targetStream, 8 * 1024, true);
copyOperation.CopyProgressChanged +=
(sender, e) => this.FileCopyProgressChanged.RaiseSafe(this, e);
copyOperation.Execute();
}
}
}
}
catch (WebException ex)
{
switch (ex.Status)
{
case WebExceptionStatus.ConnectFailure:
case WebExceptionStatus.ProxyNameResolutionFailure:
throw new FileSystemUnavailableException("The FTP server is currently unavailable.", ex);
}
throw new AccessException("The file could not be accessed", ex);
}
}
