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Windows系統(tǒng)中C#調(diào)用WinRAR來壓縮和解壓縮文件的方法

來源：本站原創(chuàng)|時(shí)間：2020-01-10|欄目：C#教程|點(diǎn)擊： 次

過程說明都在注釋里，我們直接來看代碼：
壓縮：

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(jí)別 0-9

        //s.Password = "123"; //Zip壓縮文件密碼

        byte[] buffer = new byte[4096]; //緩沖區(qū)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(cuò)！");

    }

  }

  #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


   string rarFile=@"C:\Program Files\WinRAR\WinRAR.exe";//winrar之所在的路徑，這里找執(zhí)行文件所在文件夾和"C:\Program Files\WinRAR\WinRAR.exe

 #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(zhí)行時(shí)的命令、參數(shù)

    string rarCmd;

    //啟動(dòng)進(jìn)程的參數(shù)

    ProcessStartInfo processStartInfo;

    //進(jìn)程對(duì)象

    Process process;

 //命令參數(shù)

 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(chuàng)建啟動(dòng)進(jìn)程的參數(shù)

      processStartInfo = new ProcessStartInfo();

      //指定啟動(dòng)文件名

      processStartInfo.FileName = @"C:\Program Files\WinRAR\WinRAR.exe";

      //指定啟動(dòng)該文件時(shí)的命令、參數(shù)

      processStartInfo.Arguments = rarCmd;

      //指定啟動(dòng)窗口模式：隱藏

      processStartInfo.WindowStyle = ProcessWindowStyle.Hidden;

      //指定壓縮后到達(dá)路徑

      processStartInfo.WorkingDirectory = outputPath;

      //創(chuàng)建進(jìn)程對(duì)象

      process = new Process();

      //指定進(jìn)程對(duì)象啟動(dòng)信息對(duì)象

      process.StartInfo = processStartInfo;

      //啟動(dòng)進(jìn)程

      process.Start();

      //指定進(jìn)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(zhí)行時(shí)的命令、參數(shù)

 string rarCmd;

 //啟動(dòng)進(jìn)程的參數(shù)

 ProcessStartInfo processStartInfo;

 //進(jìn)程對(duì)象

 Process process;

 //rar路徑

 string rarFile =System.Windows.Forms.Application.StartupPath + @"\rar.exe" ;

 //命令參數(shù)

 rarCmd = " e " + inputFileName + " " + outputPath + " -r -ep1";

 if (outputPath.IndexOf(' ') > 0 || inputPath.IndexOf(' ') > 0)

 {

  rarCmd = "x -inul -y -o+ -ep1 \"" + inputPath + "\\" + inputFileName + "\" \"" + outputPath+"\"";

 }

 if (!File.Exists(System.Windows.Forms.Application.StartupPath + @"\rar.exe"))

 { 

  rarFile=@"C:\Program Files\WinRAR\WinRAR.exe";

 }

 try

 {

  //創(chuàng)建啟動(dòng)進(jìn)程的參數(shù)

  processStartInfo = new ProcessStartInfo();

  //指定啟動(dòng)文件名

  processStartInfo.FileName = rarFile;

  //指定啟動(dòng)該文件時(shí)的命令、參數(shù)

  processStartInfo.Arguments = rarCmd;

  //指定啟動(dòng)窗口模式：隱藏

  processStartInfo.WindowStyle = ProcessWindowStyle.Hidden;

  //指定解壓后到達(dá)路徑（文件夾需要存在）

  processStartInfo.WorkingDirectory = inputPath;

  //創(chuàng)建進(jìn)程對(duì)象

  process = new Process();

  //指定進(jìn)程對(duì)象啟動(dòng)信息對(duì)象

  process.StartInfo = processStartInfo;

  //啟動(dòng)進(jìn)程

  process.Start();

  //指定進(jìn)程自行退行為止

  process.WaitForExit();

  //釋放資源

  process.Close();

 }

 catch (Exception ex)

 {

  throw ex;

 }

 }

 #endregion

}

解壓：

class UseWinRar 
  { 
    private string rarExeFile = null;//WinRar.exe路徑 
    private bool useAble = false;//標(biāo)志W(wǎng)inRar是否可用 
 
    public UseWinRar()//構(gòu)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(guān)閉注冊(cè)表 
      return rarExe; 
    } 
 
    public bool exeRarCmd(string cmd)//執(zhí)行某個(gè)命令 
    { 
      if (!useAble) 
      { 
        return false; 
      } 
      Process process = new Process();//新建一個(gè)過程 
      ProcessStartInfo startInfo = new ProcessStartInfo(rarExeFile);//新建一個(gè)啟動(dòng)信息 
      startInfo.Arguments = cmd;//設(shè)置啟動(dòng)信息的執(zhí)行參數(shù) 
      //startInfo.WorkingDirectory = workDirectory;//設(shè)置啟動(dòng)信息的工作目錄 
      startInfo.WindowStyle = ProcessWindowStyle.Hidden;//設(shè)置程序后臺(tái)運(yùn)行 
      process.StartInfo = startInfo;//設(shè)置過程的啟動(dòng)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(tái)解壓壓縮文件中全部文件到指定目錄 
      exeRarCmd(zipCmd);//執(zhí)行解壓操作 
      return true; 
    } 
 
    public bool unZipToCurrentDirectory(string zipFile)//將壓縮文件解壓到當(dāng)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); 
      } 
    }

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