ASP.NET生成压缩文件（rar打包）1【转】

 
// <summary>
/// 生成压缩文件
/// </summary>
/// <param name="strZipPath">生成的zip文件的路径</param>
/// <param name="strZipTopDirectoryPath">源文件的上级目录</param>
/// <param name="intZipLevel">T压缩等级</param>
/// <param name="strPassword">压缩包解压密码</param>
/// <param name="filesOrDirectoriesPaths">源文件路径</param>
/// <returns></returns>
private bool Zip(string strZipPath, string strZipTopDirectoryPath, int intZipLevel, string strPassword, string[] filesOrDirectoriesPaths)
{
try
{
List<string> AllFilesPath = new List<string>();
if (filesOrDirectoriesPaths.Length > 0) // get all files path
{
for (int i = 0; i < filesOrDirectoriesPaths.Length; i++)
{
if (File.Exists(filesOrDirectoriesPaths[i]))
{
AllFilesPath.Add(filesOrDirectoriesPaths[i]);
}
else if (Directory.Exists(filesOrDirectoriesPaths[i]))
{
GetDirectoryFiles(filesOrDirectoriesPaths[i], AllFilesPath);
}
}
}if (AllFilesPath.Count > 0)
{ZipOutputStream zipOutputStream = new ZipOutputStream(File.Create(strZipPath));
zipOutputStream.SetLevel(intZipLevel);
zipOutputStream.Password = strPassword;for (int i = 0; i < AllFilesPath.Count; i++)
{
string strFile = AllFilesPath[i].ToString();
try
{
if (strFile.Substring(strFile.Length - 1) == "") //folder
{
string strFileName = strFile.Replace(strZipTopDirectoryPath, "");
if (strFileName.StartsWith(""))
{
strFileName = strFileName.Substring(1);
}
ZipEntry entry = new ZipEntry(strFileName);
entry.DateTime = DateTime.Now;
zipOutputStream.PutNextEntry(entry);
}
else //file
{
FileStream fs = File.OpenRead(strFile);byte[] buffer = new byte[fs.Length];
fs.Read(buffer, 0, buffer.Length);string strFileName = strFile.Replace(strZipTopDirectoryPath, "");
if (strFileName.StartsWith(""))
{
strFileName = strFileName.Substring(0);
}
ZipEntry entry = new ZipEntry(strFileName);
entry.DateTime = DateTime.Now;
zipOutputStream.PutNextEntry(entry);
zipOutputStream.Write(buffer, 0, buffer.Length);fs.Close();
fs.Dispose();
}
}
catch
{
continue;
}
}zipOutputStream.Finish();
zipOutputStream.Close();return true;
}
else
{
return false;
}
}
catch
{
return false;
}
}/// <summary>
/// Gets the directory files.
/// </summary>
/// <param name="strParentDirectoryPath">源文件路径</param>
/// <param name="AllFilesPath">所有文件路径</param>
private void GetDirectoryFiles(string strParentDirectoryPath, List<string> AllFilesPath)
{
string[] files = Directory.GetFiles(strParentDirectoryPath);
for (int i = 0; i < files.Length; i++)
{
AllFilesPath.Add(files[i]);
}
string[] directorys = Directory.GetDirectories(strParentDirectoryPath);
for (int i = 0; i < directorys.Length; i++)
{
GetDirectoryFiles(directorys[i], AllFilesPath);
}
if (files.Length == 0 && directorys.Length == 0) //empty folder
{
AllFilesPath.Add(strParentDirectoryPath);
}
}调用string strZipPath = @"D:\ConsultSystem\mgr\user.zip";
string strZipTopDirectoryPath = @"D:\ConsultSystem\mgr\";
int intZipLevel = 6;
string strPassword = "";
string[] filesOrDirectoriesPaths = new string[] { @"D:\ConsultSystem\mgr\user.txt" };