void ExtractZipFile(string zipFile, string outDir)
{
ZipInputStream zip = new ZipInputStream(File.OpenRead(zipFile));
ZipEntry entry;
while ((entry = zip.GetNextEntry()) != null)
{
string file = Path.Combine(outDir, entry.Name);
Directory.CreateDirectory(Path.GetDirectoryName(file));
using (var output = File.OpenWrite(file))
zip.WriteTo(output);
}
}
