public void TooLong()
{
var zt = new ZipNameTransform();
var veryLong = new string('x', 65536);
try
{
zt.TransformDirectory(veryLong);
Assert.Fail("Expected an exception");
}
catch (PathTooLongException)
{
}
}
public void LengthBoundaryOk()
{
var zt = new ZipNameTransform();
string veryLong = "c:\\" + new string('x', 65535);
try
{
zt.TransformDirectory(veryLong);
}
catch
{
Assert.Fail("Expected no exception");
}
}
public void Basic()
{
var t = new ZipNameTransform();
TestFile(t, "abcdef", "abcdef");
// This is ignored but could be converted to 'file3'
TestFile(t, @"./file3", "./file3");
// The following relative paths cant be handled and are ignored
TestFile(t, @"../file3", "../file3");
TestFile(t, @".../file3", ".../file3");
// Trick filenames.
TestFile(t, @".....file3", ".....file3");
}
private async Task <BaseBasicProperties> GetBasicProperties()
{
using (ZipFile zipFile = await OpenZipFileAsync(FileAccessMode.Read))
{
if (zipFile == null)
{
return(new BaseBasicProperties());
}
zipFile.IsStreamOwner = true;
var znt = new ZipNameTransform(ContainerPath);
var entry = zipFile.GetEntry(znt.TransformFile(Path));
if (entry != null)
{
return(new ZipFolderBasicProperties(entry));
}
return(new BaseBasicProperties());
}
}
private StreamedFileDataRequestedHandler ZipDataStreamingHandler(string name)
{
return(async request =>
{
try
{
// If called from here it fails with Access Denied?!
//var hFile = NativeFileOperationsHelper.OpenFileForRead(ContainerPath);
var hFile = await NativeFileOperationsHelper.OpenProtectedFileForRead(ContainerPath);
if (hFile.IsInvalid)
{
request.FailAndClose(StreamedFileFailureMode.CurrentlyUnavailable);
return;
}
using (ZipFile zipFile = new ZipFile(new FileStream(hFile, FileAccess.Read)))
{
zipFile.IsStreamOwner = true;
var znt = new ZipNameTransform(ContainerPath);
var entry = zipFile.GetEntry(znt.TransformFile(name));
if (entry != null)
{
using (var inStream = zipFile.GetInputStream(entry))
using (var outStream = request.AsStreamForWrite())
{
await inStream.CopyToAsync(outStream);
await outStream.FlushAsync();
}
request.Dispose();
}
else
{
request.FailAndClose(StreamedFileFailureMode.CurrentlyUnavailable);
}
}
}
catch
{
request.FailAndClose(StreamedFileFailureMode.Failed);
}
});
}
public void Basic()
{
var t = new ZipNameTransform();
TestFile(t, "abcdef", "abcdef");
TestFile(t, @"\\uncpath\d1\file1", "file1");
TestFile(t, @"C:\absolute\file2", "absolute/file2");
// This is ignored but could be converted to 'file3'
TestFile(t, @"./file3", "./file3");
// The following relative paths cant be handled and are ignored
TestFile(t, @"../file3", "../file3");
TestFile(t, @".../file3", ".../file3");
// Trick filenames.
TestFile(t, @".....file3", ".....file3");
TestFile(t, @"c::file", "_file");
}
internal void Archive(Models.FileTransportInfo fileTransportInfo)
{
if (fileTransportInfo.SourceIsDirectory == false)
{
string entryName = ZipEntry.CleanName(fileTransportInfo.DestinationFolderName + @"\" + fileTransportInfo.DestinationFileName);
System.IO.FileInfo fileInfo = new System.IO.FileInfo(fileTransportInfo.SourceFullNameWithBasePath);
zipObject.Add(fileInfo.FullName, entryName);
}
else
{
string[] files = System.IO.Directory.GetFiles(fileTransportInfo.SourceFullNameWithBasePath, "*", System.IO.SearchOption.AllDirectories);
ZipNameTransform nameTransform = new ZipNameTransform(fileTransportInfo.BasePath);
foreach (string filename in files)
{
string entryName = nameTransform.TransformFile(filename);
zipObject.Add(filename, entryName);
}
}
}
private BaseBasicProperties GetBasicProperties()
{
var hFile = NativeFileOperationsHelper.OpenFileForRead(ContainerPath);
if (hFile.IsInvalid)
{
return(new BaseBasicProperties());
}
using (ZipFile zipFile = new ZipFile(new FileStream(hFile, FileAccess.Read)))
{
zipFile.IsStreamOwner = true;
var znt = new ZipNameTransform(ContainerPath);
var entry = zipFile.GetEntry(znt.TransformFile(Path));
if (entry != null)
{
return(new ZipFileBasicProperties(entry));
}
return(new BaseBasicProperties());
}
}
public override IAsyncOperation <IRandomAccessStreamWithContentType> OpenReadAsync()
{
return(AsyncInfo.Run <IRandomAccessStreamWithContentType>(async(cancellationToken) =>
{
if (Path == ContainerPath)
{
if (BackingFile != null)
{
return await BackingFile.OpenReadAsync();
}
else
{
var hFile = NativeFileOperationsHelper.OpenFileForRead(ContainerPath);
if (hFile.IsInvalid)
{
return null;
}
return new StreamWithContentType(new FileStream(hFile, FileAccess.Read).AsRandomAccessStream());
}
}
ZipFile zipFile = await OpenZipFileAsync(FileAccessMode.Read);
if (zipFile == null)
{
return null;
}
zipFile.IsStreamOwner = true;
var znt = new ZipNameTransform(ContainerPath);
var entry = zipFile.GetEntry(znt.TransformFile(Path));
if (entry != null)
{
var nsStream = new NonSeekableRandomAccessStreamForRead(zipFile.GetInputStream(entry), (ulong)entry.Size)
{
DisposeCallback = () => zipFile.Close()
};
return new StreamWithContentType(nsStream);
}
return null;
}));
}
public override IAsyncOperation <IRandomAccessStream> OpenAsync(FileAccessMode accessMode)
{
return(AsyncInfo.Run <IRandomAccessStream>(async(cancellationToken) =>
{
bool rw = accessMode == FileAccessMode.ReadWrite;
var hFile = NativeFileOperationsHelper.OpenFileForRead(ContainerPath, rw);
if (hFile.IsInvalid)
{
return null;
}
if (Path == ContainerPath)
{
return new FileStream(hFile, FileAccess.Read).AsRandomAccessStream();
}
ZipFile zipFile = new ZipFile(new FileStream(hFile, rw ? FileAccess.ReadWrite : FileAccess.Read));
zipFile.IsStreamOwner = true;
var znt = new ZipNameTransform(ContainerPath);
var entry = zipFile.GetEntry(znt.TransformFile(Path));
if (!rw)
{
if (entry != null)
{
return new NonSeekableRandomAccessStream(zipFile.GetInputStream(entry), (ulong)entry.Size)
{
DisposeCallback = () => zipFile.Close()
};
}
}
else
{
return new RandomAccessStreamWithFlushCallback()
{
DisposeCallback = () => zipFile.Close(),
FlushCallback = WriteZipEntry(zipFile)
};
}
return null;
}));
}
public override IAsyncOperation <BaseStorageFile> CreateFileAsync(string desiredName, CreationCollisionOption options)
{
return(AsyncInfo.Run <BaseStorageFile>(async(cancellationToken) =>
{
using (ZipFile zipFile = await OpenZipFileAsync(FileAccessMode.ReadWrite))
{
if (zipFile == null)
{
return null;
}
zipFile.IsStreamOwner = true;
var znt = new ZipNameTransform(ContainerPath);
var zipDesiredName = znt.TransformFile(System.IO.Path.Combine(Path, desiredName));
var entry = zipFile.GetEntry(zipDesiredName);
zipFile.BeginUpdate(new MemoryArchiveStorage(FileUpdateMode.Direct));
if (entry != null)
{
if (options != CreationCollisionOption.ReplaceExisting)
{
zipFile.AbortUpdate();
return null;
}
zipFile.Delete(entry);
}
zipFile.Add(new FileDataSource()
{
Stream = new MemoryStream()
}, zipDesiredName);
zipFile.CommitUpdate();
var wnt = new WindowsNameTransform(ContainerPath);
return new ZipStorageFile(wnt.TransformFile(zipDesiredName), ContainerPath)
{
BackingFile = BackingFile
};
}
}));
}
public override IAsyncOperation <IInputStream> OpenSequentialReadAsync()
{
return(AsyncInfo.Run <IInputStream>(async(cancellationToken) =>
{
if (Path == ContainerPath)
{
if (BackingFile != null)
{
return await BackingFile.OpenSequentialReadAsync();
}
else
{
var hFile = NativeFileOperationsHelper.OpenFileForRead(ContainerPath);
if (hFile.IsInvalid)
{
return null;
}
return new FileStream(hFile, FileAccess.Read).AsInputStream();
}
}
ZipFile zipFile = await OpenZipFileAsync(FileAccessMode.Read);
if (zipFile == null)
{
return null;
}
zipFile.IsStreamOwner = true;
var znt = new ZipNameTransform(ContainerPath);
var entry = zipFile.GetEntry(znt.TransformFile(Path));
if (entry != null)
{
return new InputStreamWithDisposeCallback(zipFile.GetInputStream(entry))
{
DisposeCallback = () => zipFile.Close()
};
}
return null;
}));
}
public override IAsyncOperation <BaseStorageFolder> CreateFolderAsync(string desiredName, CreationCollisionOption options)
{
return(AsyncInfo.Run <BaseStorageFolder>(async(cancellationToken) =>
{
var hFile = NativeFileOperationsHelper.OpenFileForRead(ContainerPath, true);
if (hFile.IsInvalid)
{
return null;
}
using (ZipFile zipFile = new ZipFile(new FileStream(hFile, FileAccess.ReadWrite)))
{
zipFile.IsStreamOwner = true;
var znt = new ZipNameTransform(ContainerPath);
var zipDesiredName = znt.TransformDirectory(System.IO.Path.Combine(Path, desiredName));
var entry = zipFile.GetEntry(zipDesiredName);
zipFile.BeginUpdate(new MemoryArchiveStorage(FileUpdateMode.Direct));
if (entry != null)
{
if (options != CreationCollisionOption.ReplaceExisting)
{
zipFile.AbortUpdate();
return null;
}
zipFile.Delete(entry);
}
zipFile.AddDirectory(zipDesiredName);
zipFile.CommitUpdate();
var wnt = new WindowsNameTransform(ContainerPath);
return new ZipStorageFolder(wnt.TransformFile(zipDesiredName), ContainerPath)
{
ZipEncoding = ZipEncoding
};
}
}));
}
/// <summary>
/// Create a zip archive sending output to the <paramref name="outputStream"/> passed.
/// </summary>
/// <param name="outputStream">The stream to write archive data to.</param>
/// <param name="sourceDirectory">The directory to source files from.</param>
/// <param name="recurse">True to recurse directories, false for no recursion.</param>
/// <param name="fileFilter">The <see cref="PathFilter">file filter</see> to apply.</param>
/// <param name="directoryFilter">The <see cref="PathFilter">directory filter</see> to apply.</param>
/// <remarks>The <paramref name="outputStream"/> is closed after creation.</remarks>
public void CreateZip(Stream outputStream, string sourceDirectory, bool recurse, string fileFilter, string directoryFilter)
{
NameTransform = new ZipNameTransform(sourceDirectory);
sourceDirectory_ = sourceDirectory;
using (outputStream_ = new ZipOutputStream(outputStream)) {
outputStream_.SetLevel((int)CompressionLevel);
if (password_ != null)
{
outputStream_.Password = password_;
}
outputStream_.UseZip64 = UseZip64;
var scanner = new FileSystemScanner(fileFilter, directoryFilter);
scanner.ProcessFile += ProcessFile;
if (this.CreateEmptyDirectories)
{
scanner.ProcessDirectory += ProcessDirectory;
}
if (events_ != null)
{
if (events_.FileFailure != null)
{
scanner.FileFailure += events_.FileFailure;
}
if (events_.DirectoryFailure != null)
{
scanner.DirectoryFailure += events_.DirectoryFailure;
}
}
scanner.Scan(sourceDirectory, recurse);
}
}
/// <summary>
/// Initialise a new instance of <see cref="ZipEntryFactory"/> using the specified <see cref="TimeSetting"/>
/// </summary>
/// <param name="timeSetting">The <see cref="TimeSetting">time setting</see> to use when creating <see cref="ZipEntry">Zip entries</see>.</param>
public IsolatedZipEntryFactory(TimeSetting timeSetting)
{
timeSetting_ = timeSetting;
nameTransform_ = new ZipNameTransform();
}
public override IAsyncOperation <IRandomAccessStream> OpenAsync(FileAccessMode accessMode)
{
return(AsyncInfo.Run <IRandomAccessStream>(async(cancellationToken) =>
{
bool rw = accessMode == FileAccessMode.ReadWrite;
if (Path == ContainerPath)
{
if (BackingFile != null)
{
return await BackingFile.OpenAsync(accessMode);
}
else
{
var hFile = NativeFileOperationsHelper.OpenFileForRead(ContainerPath, rw);
if (hFile.IsInvalid)
{
return null;
}
return new FileStream(hFile, rw ? FileAccess.ReadWrite : FileAccess.Read).AsRandomAccessStream();
}
}
if (!rw)
{
ZipFile zipFile = await OpenZipFileAsync(accessMode);
if (zipFile == null)
{
return null;
}
zipFile.IsStreamOwner = true;
var znt = new ZipNameTransform(ContainerPath);
var entry = zipFile.GetEntry(znt.TransformFile(Path));
if (entry != null)
{
return new NonSeekableRandomAccessStreamForRead(zipFile.GetInputStream(entry), (ulong)entry.Size)
{
DisposeCallback = () => zipFile.Close()
};
}
}
else
{
var znt = new ZipNameTransform(ContainerPath);
var zipDesiredName = znt.TransformFile(Path);
using (ZipFile zipFile = await OpenZipFileAsync(accessMode))
{
var entry = zipFile.GetEntry(zipDesiredName);
if (entry != null)
{
zipFile.BeginUpdate(new MemoryArchiveStorage(FileUpdateMode.Direct));
zipFile.Delete(entry);
zipFile.CommitUpdate();
}
}
if (BackingFile != null)
{
var zos = new ZipOutputStream((await BackingFile.OpenAsync(FileAccessMode.ReadWrite)).AsStream(), true);
await zos.PutNextEntryAsync(new ZipEntry(zipDesiredName));
return new NonSeekableRandomAccessStreamForWrite(zos);
}
else
{
var hFile = NativeFileOperationsHelper.OpenFileForRead(ContainerPath, true);
if (hFile.IsInvalid)
{
return null;
}
var zos = new ZipOutputStream(new FileStream(hFile, FileAccess.ReadWrite), true);
await zos.PutNextEntryAsync(new ZipEntry(zipDesiredName));
return new NonSeekableRandomAccessStreamForWrite(zos);
}
}
return null;
}));
}
/// <summary>
/// SharpZipLib를 이용해 압축함. 간단 버전은 SharpZipLib의 FastZip 클래스 이용하면 되나 BeforeCompress 이벤트를 사용하기 위함.
/// </summary>
/// <param name="SearchPattern">
/// The search string. For example, "System*" can be used to search for all directories that begin with the word "System".
/// </param>
public void CreateZip(string ZipFullPath, string SearchPattern, SearchOption SearchOption, string[] aSourceFolder, string Password)
{
using (ZipOutputStream OutputStream = new ZipOutputStream(File.Create(ZipFullPath)))
{
OutputStream.SetLevel(6); // 0 - store only to 9 - means best compression
if (!string.IsNullOrEmpty(Password))
{
OutputStream.Password = Password;
}
foreach (string SourceFolder in aSourceFolder)
{
DirectoryInfo di = new DirectoryInfo(SourceFolder);
FileInfo[] aFiles = di.GetFiles(SearchPattern, SearchOption);
ZipNameTransform NameTransform = new ZipNameTransform(SourceFolder);
foreach (FileInfo file in aFiles)
{
string FullPathSrc = file.FullName;
string FolderNameInZip = NameTransform.TransformFile(file.FullName);
if (this.BeforeCompress != null)
{
CBeforeCompressEventArgs e = new CBeforeCompressEventArgs()
{
FullPathSrc = FullPathSrc,
FolderNameInZip = FolderNameInZip
};
this.BeforeCompress(this, e);
if (e.Cancel)
{
continue;
}
if (!string.IsNullOrEmpty(e.NewFolderNameInZipIs))
{
FolderNameInZip = e.NewFolderNameInZipIs;
}
}
ZipEntry entry = new ZipEntry(FolderNameInZip);
entry.DateTime = file.LastWriteTime;
// set Size and the crc, because the information
// about the size and crc should be stored in the header
// if it is not set it is automatically written in the footer.
// (in this case size == crc == -1 in the header)
// Some ZIP programs have problems with zip files that don't store
// the size and crc in the header.
entry.Size = file.Length;
OutputStream.PutNextEntry(entry);
byte[] buffer = new byte[4096];
using (FileStream streamReader = File.OpenRead(FullPathSrc))
{
StreamUtils.Copy(streamReader, OutputStream, buffer);
}
OutputStream.CloseEntry();
}
}
OutputStream.Finish();
OutputStream.Close();
}
}
/// <summary>
/// Initialise a new instance of the <see cref="ZipEntryFactory"/> class.
/// </summary>
/// <remarks>A default <see cref="INameTransform"/>, and the LastWriteTime for files is used.</remarks>
public IsolatedZipEntryFactory()
{
nameTransform_ = new ZipNameTransform();
}
/// <summary>
/// Initialise a new instance of <see cref="ZipEntryFactory"/> using the specified <see cref="DateTime"/>
/// </summary>
/// <param name="time">The time to set all <see cref="ZipEntry.DateTime"/> values to.</param>
public IsolatedZipEntryFactory(DateTime time)
{
timeSetting_ = TimeSetting.Fixed;
FixedDateTime = time;
nameTransform_ = new ZipNameTransform();
}
public static IFile New(IFile wrapFile, string name, string version, params string[] descriptorLines)
{
//var wrapFile = new InMemoryFile(name + "-" + version + ".wrap");
using (var wrapStream = wrapFile.OpenWrite())
using (var zipFile = new ZipOutputStream(wrapStream))
{
var nameTransform = new ZipNameTransform();
zipFile.PutNextEntry(new ZipEntry(name + ".wrapdesc"));
var descriptorContent = descriptorLines.Any()
? string.Join("\r\n", descriptorLines)
: " ";
zipFile.Write(Encoding.UTF8.GetBytes(descriptorContent));
var versionEntry = new ZipEntry("version");
zipFile.PutNextEntry(versionEntry);
var versionData = Encoding.UTF8.GetBytes(version);
zipFile.Write(versionData);
zipFile.Finish();
}
return wrapFile;
}
