using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.IO;using ICSharpCode.SharpZipLib.Zip;using System.Diagnostics;public class winrar{  #region 壓縮文件  /// <summary>  /// 壓縮文件  /// </summary>  /// <param name="filesPath">壓縮文件及完整路徑(D:/abc)</param>  /// <param name="zipFilePath">壓縮包所存完整路徑(D:/a.zip或d:/a.rar)</param>  public static void CreateZipFile(string filesPath, string zipFilePath)  {    if (!Directory.Exists(filesPath))    {      Console.WriteLine("Cannot find directory '{0}'", filesPath);      return;    }    try    {      string[] filenames = Directory.GetFiles(filesPath);      using (ZipOutputStream s = new ZipOutputStream(File.Create(zipFilePath)))      {        s.SetLevel(9); // 壓縮級別 0-9        //s.Password = "123"; //Zip壓縮文件密碼        byte[] buffer = new byte[4096]; //緩沖區大小        foreach (string file in filenames)        {          ZipEntry entry = new ZipEntry(Path.GetFileName(file));          entry.DateTime = DateTime.Now;          s.PutNextEntry(entry);          using (FileStream fs = File.OpenRead(file))          {            int sourceBytes;            do            {              sourceBytes = fs.Read(buffer, 0, buffer.Length);              s.Write(buffer, 0, sourceBytes);            } while (sourceBytes > 0);          }        }        s.Finish();        s.Close();      }    }    catch (Exception ex)    {      AutoCompare.ErrorLog.SaveError(ex, "壓縮文件出錯！");    }  }  #endregion  #region 解壓文件  /// <summary>  /// 解壓文件  /// </summary>  /// <param name="zipFilePath">解壓文件及完整路徑(d:/a.zip或d:/a.rar)</param>  public static void UnZipFile(string zipFilePath)  {    if (!File.Exists(zipFilePath))    {      Console.WriteLine("Cannot find file '{0}'", zipFilePath);      return;    }    using (ZipInputStream s = new ZipInputStream(File.OpenRead(zipFilePath)))    {      ZipEntry theEntry;      while ((theEntry = s.GetNextEntry()) != null)      {        Console.WriteLine(theEntry.Name);        string directoryName = Path.GetDirectoryName(theEntry.Name);        string fileName = Path.GetFileName(theEntry.Name);        // create directory        if (directoryName.Length > 0)        {          Directory.CreateDirectory(directoryName);        }        if (fileName != String.Empty)        {          using (FileStream streamWriter = File.Create(theEntry.Name))          {            int size = 2048;            byte[] data = new byte[2048];            while (true)            {              size = s.Read(data, 0, data.Length);              if (size > 0)              {                streamWriter.Write(data, 0, size);              }              else              {                break;              }            }          }        }      }    }  }  #endregion

 #region RAR壓縮文件（支持路徑中含有空格） /// <summary>  /// 壓縮到.rar  /// </summary>  /// <param name="intputPath">輸入目錄</param>  /// <param name="outputPath">輸出目錄</param>  /// <param name="outputFileName">輸出文件名</param>   public static void CompressRar(string intputPath, string outputPath, string outputFileName)  {    //rar 執行時的命令、參數    string rarCmd;    //啟動進程的參數    ProcessStartInfo processStartInfo;    //進程對象    Process process; //命令參數 rarCmd = " a " + outputFileName + " " + intputPath + " -r -ep1"; //rar路徑 string rarFile = System.Windows.Forms.Application.StartupPath + @"/rar.exe"; if (outputPath.IndexOf(' ') > 0 || intputPath.IndexOf(' ') > 0) {  rarCmd = " a " + outputFileName + " /"" + intputPath + "/" -r -ep1"; } if (!File.Exists(System.Windows.Forms.Application.StartupPath + @"/rar.exe")) {   rarFile=@"C:/Program Files/WinRAR/WinRAR.exe"; }    try    {            //判斷輸入目錄是否存在      if (!Directory.Exists(intputPath))      {        throw new ArgumentException("CompressRar'arge : inputPath isn't exsit.");      }            //創建啟動進程的參數      processStartInfo = new ProcessStartInfo();      //指定啟動文件名      processStartInfo.FileName = @"C:/Program Files/WinRAR/WinRAR.exe";      //指定啟動該文件時的命令、參數      processStartInfo.Arguments = rarCmd;      //指定啟動窗口模式：隱藏      processStartInfo.WindowStyle = ProcessWindowStyle.Hidden;      //指定壓縮后到達路徑      processStartInfo.WorkingDirectory = outputPath;      //創建進程對象      process = new Process();      //指定進程對象啟動信息對象      process.StartInfo = processStartInfo;      //啟動進程      process.Start();      //指定進程自行退行為止      process.WaitForExit();    }    catch (Exception ex)    {      throw ex;    }  } #endregion #region RAR解壓文件（支持路徑中含有空格） /// <summary> /// 解壓文件 /// </summary> /// <param name="outputPath">解壓到的路徑</param> /// <param name="inputPath">壓縮包所在路徑（解壓路徑需存在）</param> /// <param name="inputFileName">壓縮包名</param> /// <returns></returns>

 public static void DecompressRar(string outputPath, string inputPath, string inputFileName) { //rar 執行時的命令、參數 string rarCmd; //啟動進程的參數 ProcessStartInfo processStartInfo; //進程對象 Process process; //rar路徑 string rarFile =System.Windows.Forms.Application.StartupPath + @"/rar.exe" ; //命令參數 rarCmd = " e " + inputFileName + " " + outputPath + " -r -ep1"; if (outputPath.IndexOf(' ') > 0 || inputPath.IndexOf(' ') > 0) {  rarCmd = "x -inul -y -o+ -ep1 /"" + inputPath + "http://" + inputFileName + "/" /"" + outputPath+"/""; } if (!File.Exists(System.Windows.Forms.Application.StartupPath + @"/rar.exe")) {   rarFile=@"C:/Program Files/WinRAR/WinRAR.exe"; } try {  //創建啟動進程的參數  processStartInfo = new ProcessStartInfo();  //指定啟動文件名  processStartInfo.FileName = rarFile;  //指定啟動該文件時的命令、參數  processStartInfo.Arguments = rarCmd;  //指定啟動窗口模式：隱藏  processStartInfo.WindowStyle = ProcessWindowStyle.Hidden;  //指定解壓后到達路徑（文件夾需要存在）  processStartInfo.WorkingDirectory = inputPath;  //創建進程對象  process = new Process();  //指定進程對象啟動信息對象  process.StartInfo = processStartInfo;  //啟動進程  process.Start();  //指定進程自行退行為止  process.WaitForExit();  //釋放資源  process.Close(); } catch (Exception ex) {  throw ex; } } #endregion}

class UseWinRar   {     private string rarExeFile = null;//WinRar.exe路徑     private bool useAble = false;//標志WinRar是否可用      public UseWinRar()//構造方法     {       rarExeFile = getRarExe();       useAble = !string.IsNullOrEmpty(rarExeFile);//如果WinRar.exe路徑不為空，說明可用     }      public static string getRarExe()//獲取WinRar所在磁盤路徑     {       string rarExe = null;       RegistryKey regKey = Registry.LocalMachine.OpenSubKey(@"SOFTWARE/Microsoft/Windows/CurrentVersion/App Paths/WinRAR.exe");       if (regKey == null)       {         return null;       }       rarExe = regKey.GetValue("").ToString();       regKey.Close();//關閉注冊表       return rarExe;     }      public bool exeRarCmd(string cmd)//執行某個命令     {       if (!useAble)       {         return false;       }       Process process = new Process();//新建一個過程       ProcessStartInfo startInfo = new ProcessStartInfo(rarExeFile);//新建一個啟動信息       startInfo.Arguments = cmd;//設置啟動信息的執行參數       //startInfo.WorkingDirectory = workDirectory;//設置啟動信息的工作目錄       startInfo.WindowStyle = ProcessWindowStyle.Hidden;//設置程序后臺運行       process.StartInfo = startInfo;//設置過程的啟動信息       process.Start();//開始過程       return true;     }      public bool unZipAll(string zipFile, string targetDirectory)//將指定壓縮文件解壓到指定目錄     {       if (! File.Exists(zipFile))       {         return false;       }       string zipCmd = "x " + zipFile +" "+ targetDirectory + " -y -ibck";//后臺解壓壓縮文件中全部文件到指定目錄       exeRarCmd(zipCmd);//執行解壓操作       return true;     }      public bool unZipToCurrentDirectory(string zipFile)//將壓縮文件解壓到當前目錄     {       if (!File.Exists(zipFile))       {         return false;       }       FileInfo fileInfo = new FileInfo(zipFile);       return unZipAll(zipFile, fileInfo.DirectoryName);     }   }   Main:public static void Main()     {       UseWinRar rar = new UseWinRar();       string[] zipFiles = Directory.GetFiles(Environment.CurrentDirectory, "*.zip");//獲取所有zip文件路徑       foreach (string zipFile in zipFiles)       {         rar.unZipToCurrentDirectory(zipFile);       }     }