asp.net使用winrar.exe解压、压缩文件

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注意：系统环境必须含有winrar.exe

安装完后请打开电脑注册表，在注册表基项（HKEY_LOCAL_MACHINE）查看winrar调用地址

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///
/// 压缩文件
///需要压缩的文件夹或者单个文件，生成压缩文件的文件名，生成压缩文件保存路径
///
public static bool RAR(string DFilePath, string DRARName, string DRARPath)
{
String the_rar;
RegistryKey the_Reg;
Object the_Obj;
String the_Info;
ProcessStartInfo the_StartInfo;
Process the_Process;
try
{
//if (DFilePath.EndsWith("\"))
//{
// DFilePath = DFilePath.Substring(0, DFilePath.Length - 1);
//}
DFilePath = Path.GetFullPath(DFilePath);
DRARPath = Path.GetFullPath(DRARPath);
//在注册表基项（HKEY_CLASSES_ROOT）匹配WINRAR的注册表路径
the_Reg = Registry.ClassesRoot.OpenSubKey(@"Applications\WinRAR.exe\Shell\Open\Command");
bool isFirst = true;
if (the_Reg == null)
{
isFirst = false;
//在注册表基项（HKEY_LOCAL_MACHINE）匹配WINRAR的注册表路径
the_Reg = Registry.LocalMachine.OpenSubKey(@"SOFTWARE\Microsoft\Windows\CurrentVersion\App Paths\WinRAR.exe");
}
the_Obj = the_Reg.GetValue("");
the_rar = the_Obj.ToString();
the_Reg.Close();
if (isFirst == true)
{
the_rar = the_rar.Substring(1, the_rar.Length - 7);
}
the_Info = " a " + " " + DRARName + " " + DFilePath + " -ep1"; //命令 + 压缩后文件名 + 被压缩的文件或者路径
the_StartInfo = new ProcessStartInfo();
the_StartInfo.FileName = the_rar;
the_StartInfo.Arguments = the_Info;
the_StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
the_StartInfo.WorkingDirectory = DRARPath; //RaR文件的存放目录。
the_Process = new Process();
the_Process.StartInfo = the_StartInfo;
the_Process.Start();
long m = getDirectorySize(DFilePath) / 4000;
System.Threading.Thread.Sleep(Convert.ToInt32(m == 0 ? 500 : m + 200));
bool bln = false;
if (the_Process.HasExited)
if (the_Process.ExitCode == 0)
bln = true;
the_Process.Close();
//the_Process.Kill();
//删除.zip文件
if (!bln)
{
DeleteFile(DRARPath + DRARName);
}
return bln;
}
catch (Exception ex)
{
return false;
}
}

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///
/// 解压缩到指定文件夹
///
///压缩文件存在的目录 ///压缩文件名称 ///解压到文件夹 ///
public static bool UnRAR(string RARFilePath, string RARFileName, string UnRARFilePath)
{
//解压缩
String the_rar;
RegistryKey the_Reg;
Object the_Obj;
String the_Info;
ProcessStartInfo the_StartInfo;
Process the_Process;
try
{
bool flag = true;
//在注册表基项（HKEY_CLASSES_ROOT）匹配WINRAR的注册表路径
the_Reg = Registry.ClassesRoot.OpenSubKey(@"Applications\WinRar.exe\Shell\Open\Command");
if (the_Reg == null)
{
//在注册表基项（HKEY_LOCAL_MACHINE）匹配WINRAR的注册表路径
the_Reg = Registry.LocalMachine.OpenSubKey(@"SOFTWARE\Microsoft\Windows\CurrentVersion\App Paths\WinRAR.exe");
flag = false;
}
the_Obj = the_Reg.GetValue("");
the_rar = the_Obj.ToString();
the_Reg.Close();
if (flag)
the_rar = the_rar.Substring(1, the_rar.Length - 7);
//the_Info = @"x -o-" + " " + RARFilePath + RARFileName + " " + UnRARFilePath;
the_Info = @"x " + RARFilePath + RARFileName + " " + UnRARFilePath + "\\ -y";//+ RARFileName.Substring(0, RARFileName.LastIndexOf("."))
the_StartInfo = new ProcessStartInfo();
the_StartInfo.FileName = the_rar;
the_StartInfo.Arguments = the_Info;
the_StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
the_Process = new Process();
the_Process.StartInfo = the_StartInfo;
the_Process.Start();
the_Process.WaitForExit();
long m = getFileSize(RARFilePath + RARFileName) / 5000;
System.Threading.Thread.Sleep(Convert.ToInt32(m == 0 ? 500 : m + 200));
bool bln = false;
if (the_Process.HasExited)
if (the_Process.ExitCode == 0)
bln = true;
the_Process.Close();
//删除.zip文件
if (!bln)
{
DeleteFile(RARFilePath + RARFileName);
}
return bln;
}
catch (Exception ex)
{
//删除.zip文件
DeleteFile(RARFilePath + RARFileName);
return false;
}
}

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///
/// 根据文件路径删除
///
public static bool DeleteFile(string fPath)
{
if (File.Exists(fPath))
{
FileInfo fi = new FileInfo(fPath);
fi.Attributes = FileAttributes.Normal;
//删除设置时间控制
long m = fi.Length / 100000;
fi.Delete();
System.Threading.Thread.Sleep(Convert.ToInt32(m == 0 ? 500 : m));
}
return true;
}

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///
/// 创建目录
///
public static void CreateDir(string path)
{
//建立目录
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
else
{
//设置文件夹为可读
DirectoryInfo tempDir = new DirectoryInfo(path);
tempDir.Attributes = FileAttributes.Normal;
}
}

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///
/// 删除目录下的所以文件及目录
///
public static void DeleteDir(string path)
{
if (! Directory.Exists(path))
{
return;
}
//获取到目录
DirectoryInfo dirinfo = new DirectoryInfo(path);
//获取目录下的文件
FileInfo[] fi = dirinfo.GetFiles();
//获取目录下的目录
DirectoryInfo[] dir = dirinfo.GetDirectories();
foreach (FileInfo fii in fi)
{
fii.Attributes = FileAttributes.Normal;
//删除设置时间控制
long m = fi.Length / 100000;
fii.Delete();
System.Threading.Thread.Sleep(Convert.ToInt32(m == 0 ? 500 : m));
}
foreach (DirectoryInfo dirr in dir)
{
dirr.Attributes = FileAttributes.Normal;
DeleteDir(dirr.FullName);
}
dirinfo.Delete(true);
}

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///
/// 根据目录路径获取某个文件夹的大小
///
public static long getDirectorySize(string path)
{
DirectoryInfo dirInfo = new DirectoryInfo(path);
long sumSize = 0;
foreach (FileSystemInfo fsInfo in dirInfo.GetFileSystemInfos())
{
if (fsInfo.Attributes.ToString().ToLower() == "directory")
{
sumSize += getDirectorySize(fsInfo.FullName);
}
else
{
FileInfo fiInfo = new FileInfo(fsInfo.FullName);
sumSize += fiInfo.Length;
}
}
return sumSize;
}

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///
/// 根据目录路径获取某个文件的大小
///
public static long getFileSize(string path)
{
long sumSize = 0;
if (File.Exists(path))
{
FileInfo fiInfo = new FileInfo(path);
sumSize = fiInfo.Length;
}
return sumSize;
}

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///
/// 获取某个文件夹的所有文件和文件夹
///
public static void GetDirectoryFilesORDirs(string path, ref List<string> files, ref List<string> dirs)
{
DirectoryInfo dirInfo = new DirectoryInfo(path);
foreach (FileSystemInfo fsInfo in dirInfo.GetFileSystemInfos())
{
if (fsInfo.Attributes.ToString().ToLower() == "directory")
{
dirs.Add(fsInfo.FullName);
GetDirectoryFilesORDirs(fsInfo.FullName, ref files, ref dirs);
}
else
{
files.Add(fsInfo.FullName);
}
}
}