c# rar压缩解压缩
利用 WinRAR 命令行对文件进行压缩
参考:http://hi.baidu.com/38809972/blog/item/2d4e864591f8bd20cffca387.html
此程序利用 WinRAR 程序对文件进行压缩,命令行语法可参考WinRAR中文帮助。
Code
/// <summary>
/// 利用 WinRAR 进行压缩
/// </summary>
/// <param name="path">将要被压缩的文件夹(绝对路径)</param>
/// <param name="rarPath">压缩后的 .rar 的存放目录(绝对路径)</param>
/// <param name="rarName">压缩文件的名称(包括后缀)</param>
/// <returns>true 或 false。压缩成功返回 true,反之,false。</returns>
public bool RAR(string path, string rarPath, string rarName)
{
bool flag = false;
string rarexe; //WinRAR.exe 的完整路径
RegistryKey regkey; //注册表键
Object regvalue; //键值
string cmd; //WinRAR 命令参数
ProcessStartInfo startinfo;
Process process;
try
{
regkey = Registry.ClassesRoot.OpenSubKey(@"Applications\WinRAR.exe\shell\open\command");
regvalue = regkey.GetValue(""); // 键值为 "d:\Program Files\WinRAR\WinRAR.exe" "%1"
rarexe = regvalue.ToString();
regkey.Close();
rarexe = rarexe.Substring(1, rarexe.Length - 7); // d:\Program Files\WinRAR\WinRAR.exe
Directory.CreateDirectory(path);
//压缩命令,相当于在要压缩的文件夹(path)上点右键->WinRAR->添加到压缩文件->输入压缩文件名(rarName)
cmd = string.Format("a {0} {1} -r",
rarName,
path);
startinfo = new ProcessStartInfo();
startinfo.FileName = rarexe;
startinfo.Arguments = cmd; //设置命令参数
startinfo.WindowStyle = ProcessWindowStyle.Hidden; //隐藏 WinRAR 窗口
startinfo.WorkingDirectory = rarPath;
process = new Process();
process.StartInfo = startinfo;
process.Start();
process.WaitForExit(); //无限期等待进程 winrar.exe 退出
if (process.HasExited)
{
flag = true;
}
process.Close();
}
catch (Exception e)
{
throw e;
}
return flag;
}
/// <summary>
/// 利用 WinRAR 进行解压缩
/// </summary>
/// <param name="path">文件解压路径(绝对)</param>
/// <param name="rarPath">将要解压缩的 .rar 文件的存放目录(绝对路径)</param>
/// <param name="rarName">将要解压缩的 .rar 文件名(包括后缀)</param>
/// <returns>true 或 false。解压缩成功返回 true,反之,false。</returns>
public bool UnRAR(string path, string rarPath, string rarName)
{
bool flag = false;
string rarexe;
RegistryKey regkey;
Object regvalue;
string cmd;
ProcessStartInfo startinfo;
Process process;
try
{
regkey = Registry.ClassesRoot.OpenSubKey(@"Applications\WinRAR.exe\shell\open\command");
regvalue = regkey.GetValue("");
rarexe = regvalue.ToString();
regkey.Close();
rarexe = rarexe.Substring(1, rarexe.Length - 7);
Directory.CreateDirectory(path);
//解压缩命令,相当于在要压缩文件(rarName)上点右键->WinRAR->解压到当前文件夹
cmd = string.Format("x {0} {1} -y",
rarName,
path);
startinfo = new ProcessStartInfo();
startinfo.FileName = rarexe;
startinfo.Arguments = cmd;
startinfo.WindowStyle = ProcessWindowStyle.Hidden;
startinfo.WorkingDirectory = rarPath;
process = new Process();
process.StartInfo = startinfo;
process.Start();
process.WaitForExit();
if (process.HasExited)
{
flag = true;
}
process.Close();
}
catch (Exception e)
{
throw e;
}
return flag;
}
/// <summary>
/// 利用 WinRAR 进行压缩
/// </summary>
/// <param name="path">将要被压缩的文件夹(绝对路径)</param>
/// <param name="rarPath">压缩后的 .rar 的存放目录(绝对路径)</param>
/// <param name="rarName">压缩文件的名称(包括后缀)</param>
/// <returns>true 或 false。压缩成功返回 true,反之,false。</returns>
public bool RAR(string path, string rarPath, string rarName)
{
bool flag = false;
string rarexe; //WinRAR.exe 的完整路径
RegistryKey regkey; //注册表键
Object regvalue; //键值
string cmd; //WinRAR 命令参数
ProcessStartInfo startinfo;
Process process;
try
{
regkey = Registry.ClassesRoot.OpenSubKey(@"Applications\WinRAR.exe\shell\open\command");
regvalue = regkey.GetValue(""); // 键值为 "d:\Program Files\WinRAR\WinRAR.exe" "%1"
rarexe = regvalue.ToString();
regkey.Close();
rarexe = rarexe.Substring(1, rarexe.Length - 7); // d:\Program Files\WinRAR\WinRAR.exe
Directory.CreateDirectory(path);
//压缩命令,相当于在要压缩的文件夹(path)上点右键->WinRAR->添加到压缩文件->输入压缩文件名(rarName)
cmd = string.Format("a {0} {1} -r",
rarName,
path);
startinfo = new ProcessStartInfo();
startinfo.FileName = rarexe;
startinfo.Arguments = cmd; //设置命令参数
startinfo.WindowStyle = ProcessWindowStyle.Hidden; //隐藏 WinRAR 窗口
startinfo.WorkingDirectory = rarPath;
process = new Process();
process.StartInfo = startinfo;
process.Start();
process.WaitForExit(); //无限期等待进程 winrar.exe 退出
if (process.HasExited)
{
flag = true;
}
process.Close();
}
catch (Exception e)
{
throw e;
}
return flag;
}
/// <summary>
/// 利用 WinRAR 进行解压缩
/// </summary>
/// <param name="path">文件解压路径(绝对)</param>
/// <param name="rarPath">将要解压缩的 .rar 文件的存放目录(绝对路径)</param>
/// <param name="rarName">将要解压缩的 .rar 文件名(包括后缀)</param>
/// <returns>true 或 false。解压缩成功返回 true,反之,false。</returns>
public bool UnRAR(string path, string rarPath, string rarName)
{
bool flag = false;
string rarexe;
RegistryKey regkey;
Object regvalue;
string cmd;
ProcessStartInfo startinfo;
Process process;
try
{
regkey = Registry.ClassesRoot.OpenSubKey(@"Applications\WinRAR.exe\shell\open\command");
regvalue = regkey.GetValue("");
rarexe = regvalue.ToString();
regkey.Close();
rarexe = rarexe.Substring(1, rarexe.Length - 7);
Directory.CreateDirectory(path);
//解压缩命令,相当于在要压缩文件(rarName)上点右键->WinRAR->解压到当前文件夹
cmd = string.Format("x {0} {1} -y",
rarName,
path);
startinfo = new ProcessStartInfo();
startinfo.FileName = rarexe;
startinfo.Arguments = cmd;
startinfo.WindowStyle = ProcessWindowStyle.Hidden;
startinfo.WorkingDirectory = rarPath;
process = new Process();
process.StartInfo = startinfo;
process.Start();
process.WaitForExit();
if (process.HasExited)
{
flag = true;
}
process.Close();
}
catch (Exception e)
{
throw e;
}
return flag;
}
昨天又看了下,发现如果路径中有空格(如:D:\Program Files\)的话压缩解压就会出现问题,折磨了我很长时间,最后实在没办法了就在cmd里面试了半天,发现在有空格的路径上加双引号就可以了。在代码里Directory.CreateDirectory(path);后面把 path 和 rarName 都判断一下如果有空格,就加上 path = "\"" + path + "\"";