/// <summary>
/// 压缩文件
/// </summary>
/// <param name="fileToZip">要压缩的文件路径</param>
/// <param name="zipedFile">压缩后的文件路径</param>
public void ZipFile(string fileToZip, string zipedFile)
{
if (!File.Exists(fileToZip))
{
throw new FileNotFoundException("The specified file " + fileToZip + " could not be found.");
}
if (!string.IsNullOrEmpty(zipedFile))
{
zipedFile = Path.GetFileNameWithoutExtension(zipedFile) + ".zip";
}
if (Path.GetExtension(zipedFile) != ".zip")
{
zipedFile = zipedFile + ".zip";
}
string zipedDir = zipedFile.Substring(0, zipedFile.LastIndexOf("\\"));
if (!Directory.Exists(zipedDir))
{
Directory.CreateDirectory(zipedDir);
}
using (ZipOutputStream zipStream = new ZipOutputStream(File.Create(zipedFile)))
{
string fileName = Path.GetFileName(fileToZip);
ZipEntry zipEntry = new ZipEntry(fileName);
zipStream.PutNextEntry(zipEntry);
zipStream.SetLevel(compressionLevel);
using (FileStream streamToZip = new FileStream(fileToZip, FileMode.Open, FileAccess.Read))
{
int size = streamToZip.Read(buffer, 0, buffer.Length);
zipStream.Write(buffer, 0, size);
while (size < streamToZip.Length)
{
int sizeRead = streamToZip.Read(buffer, 0, buffer.Length);
zipStream.Write(buffer, 0, sizeRead);
size += sizeRead;
}
}
}
}
/// <summary>
/// 压缩文件夹
/// </summary>
/// <param name="directoryToZip">要压缩的文件夹路径</param>
/// <param name="zipedFile">压缩后的文件路径</param>
public void ZipDerctory(string directoryToZip, string zipedFile)
{
if (string.IsNullOrEmpty(zipedFile))
{
zipedFile = directoryToZip.Substring(directoryToZip.LastIndexOf("\\") + 1);
zipedFile = directoryToZip.Substring(0, directoryToZip.LastIndexOf("\\")) + "\\" + zipedFile + ".zip";
}
if (Path.GetExtension(zipedFile) != ".zip")
{
zipedFile = zipedFile + ".zip";
}
using (ZipOutputStream zipStream = new ZipOutputStream(File.Create(zipedFile)))
{
ArrayList fileList = GetFileList(directoryToZip);
int directoryNameLength = (Directory.GetParent(directoryToZip)).ToString().Length;
zipStream.SetLevel(compressionLevel);
ZipEntry zipEntry = null;
FileStream fileStream = null;
foreach (string fileName in fileList)
{
zipEntry = new ZipEntry(fileName.Remove(0, directoryNameLength));
zipStream.PutNextEntry(zipEntry);
if (!fileName.EndsWith(@"/"))
{
fileStream = File.OpenRead(fileName);
fileStream.Read(buffer, 0, buffer.Length);
zipStream.Write(buffer, 0, buffer.Length);
}
}
}
}
