/// <summary>
/// Extract the contents of a zip file.
/// </summary>
/// <param name="zipFileName">The zip file to extract from.</param>
/// <param name="targetDirectory">The directory to save extracted information in.</param>
/// <param name="overwrite">The style of <see cref="Overwrite">overwriting</see> to apply.</param>
/// <param name="confirmDelegate">A delegate to invoke when confirming overwriting.</param>
/// <param name="fileFilter">A filter to apply to files.</param>
/// <param name="directoryFilter">A filter to apply to directories.</param>
/// <param name="restoreDateTime">Flag indicating wether to restore the date and time for extracted files.</param>
public void ExtractZip(string zipFileName, string targetDirectory,
Overwrite overwrite, ConfirmOverwriteDelegate confirmDelegate,
string fileFilter, string directoryFilter, bool restoreDateTime)
{
if ( (overwrite == Overwrite.Prompt) && (confirmDelegate == null) ) {
throw new ArgumentNullException("confirmDelegate");
}
continueRunning_ = true;
overwrite_ = overwrite;
confirmDelegate_ = confirmDelegate;
targetDirectory_ = targetDirectory;
fileFilter_ = new NameFilter(fileFilter);
directoryFilter_ = new NameFilter(directoryFilter);
restoreDateTimeOnExtract_ = restoreDateTime;
using ( inputStream_ = new ZipInputStream(File.OpenRead(zipFileName)) ) {
if (password_ != null) {
inputStream_.Password = password_;
}
ZipEntry entry;
while ( continueRunning_ && (entry = inputStream_.GetNextEntry()) != null ) {
if ( directoryFilter_.IsMatch(Path.GetDirectoryName(entry.Name)) && fileFilter_.IsMatch(entry.Name) ) {
ExtractEntry(entry);
}
}
}
}
public static MemoryStream UnzipToMemoryStream(string binfile)
{
var stream = new MemoryStream();
var count = 0x100000;
using (var stream2 = File.OpenRead(binfile))
{
using (ZipInputStream stream3 = new ZipInputStream(stream2))
{
while (stream3.GetNextEntry() != null)
{
var buffer = new byte[count];
while (true)
{
count = stream3.Read(buffer, 0, buffer.Length);
if (count > 0)
{
stream.Write(buffer, 0, count);
}
else
{
break;
}
}
}
}
}
return stream;
}