C#在线压缩与解压缩（winrar、.rar）

using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.IO;
using System.Runtime.InteropServices;
using Microsoft.Win32;
using System.Diagnostics;

public partial class Default2 : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        //压缩
        String the_rar;
        RegistryKey the_Reg;
        Object the_Obj;
        String the_Info;
        ProcessStartInfo the_StartInfo;
        Process the_Process;
        try
        {
            the_Reg = Registry.ClassesRoot.OpenSubKey("Applications\\WinRAR.exe\\Shell\\Open\\Command");
            the_Obj = the_Reg.GetValue("");
            the_rar = the_Obj.ToString();
            the_Reg.Close();
            the_rar = the_rar.Substring(1, the_rar.Length - 7);
            the_Info = " a    " + " haha.rar " + "  " + "C:\\1.txt";
            the_StartInfo = new ProcessStartInfo();
            the_StartInfo.FileName = the_rar;
            the_StartInfo.Arguments = the_Info;
            the_StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
            the_StartInfo.WorkingDirectory = "C:\\1";//获取或设置要启动的进程的初始目录。
            the_Process = new Process();
            the_Process.StartInfo = the_StartInfo;
            the_Process.Start();
            Response.Write("压缩成功");
        }
        catch (Exception ex)
        {
            Response.Write(ex.ToString());
        }
    }
    protected void Button2_Click(object sender, EventArgs e)
    {
        //解压缩
        String the_rar;
        RegistryKey the_Reg;
        Object the_Obj;
        String the_Info;
        ProcessStartInfo the_StartInfo;
        Process the_Process;
        try
        {
            the_Reg = Registry.ClassesRoot.OpenSubKey("Applications\\WinRar.exe\\Shell\\Open\\Command");
            the_Obj = the_Reg.GetValue("");
            the_rar = the_Obj.ToString();
            the_Reg.Close();
            the_rar = the_rar.Substring(1, the_rar.Length - 7);
            the_Info = " X " + " haha.rar " + " " + "C:\\1";
            the_StartInfo = new ProcessStartInfo();
            the_StartInfo.FileName = the_rar;
            the_StartInfo.Arguments = the_Info;
            the_StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
            the_StartInfo.WorkingDirectory = "C:\\1";//获取或设置要启动的进程的初始目录。
            the_Process = new Process();
            the_Process.StartInfo = the_StartInfo;
            the_Process.Start();
            Response.Write("解压缩成功");
        }
        catch (Exception ex)
        {
            Response.Write(ex.ToString());
        }
    }
}