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asp.net图片批量上传问题

我需要批量上传图片,在本地打包成.rar,上传后服务器自动解压。求源码。。急 --------------------编程问答-------------------- 我有flash做到 多文件上傳的 源代碼    --------------------编程问答-------------------- 你就是要解压缩的源码吗?

#region 解压缩数据
    /// <summary>
    /// 解压缩数据
    /// </summary>
    private void Extract()
    {
        if (FileUpload1.HasFile)
        {
            try
            {
                //上传到webService
                //string url = "";
                //byte[] b = FileUpload1.FileBytes;
                //AdPlayer adplayer = new AdPlayer();
                //url = adplayer.UploadFile(b, FileUpload1.FileName);
                //if (url.Substring(0, 2) == "1;")
                //{
                //    RegisterStartupScript("", "<script>alert('模板上传失败!  " + url.Substring(2) + "');</script>");
                //    return;
                //}
                string filePath = Server.MapPath("UploadFile") + "/" + FileUpload1.FileName;    //上传的压缩文件保存的路径
                string file1 = FileUpload1.FileName;
                string file2 = file1.Substring(0, file1.LastIndexOf("."));
                string namezip = file2.Remove(10);
                string geshi = file1.Substring(file1.LastIndexOf("."));
                if (geshi == ".zip" || geshi == ".dat")
                {
                    // 验证压缩文件的单位编码是否与登陆的单位编码一致
                    if (this.Label2.Text == namezip)
                    {
                        file = Server.MapPath("UploadFile") + "\\" + file2;
                        //上传到本地
                        if (FileUpload1.HasFile)
                        {
                            FileUpload1.SaveAs(filePath);
                        }


                        ZipFile zip = new ZipFile();
                        zip.UnzipPack(filePath, filePath.Substring(0, filePath.LastIndexOf('.')));
                    }
                    else
                    {
                        this.Label1.Text = "无效文件名";
                        this.Label1.ForeColor = Color.Red;
 
                    }
                }
                else
                {
                    this.Label1.Text = "文件格式不正确";
                    this.Label1.ForeColor = Color.Red;
                }

            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
        else
        {
            this.Label1.Text = "请选择文件";
            this.Label1.ForeColor = Color.Red;
        }
    }
    #endregion

--------------------编程问答-------------------- ====类====
using System;
using System.IO;
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 ICSharpCode.SharpZipLib.Zip;

/// <summary>
/// ZipFile 的摘要说明
/// </summary>
public class ZipFile
{
public ZipFile()
{
//
// TODO: 在此处添加构造函数逻辑
//
}

    /// <summary>
    /// 做解压缩前的准备工作,并调用解压缩方法
    /// </summary>
    /// <param name="filePath">压缩文件保存的路径</param>
    /// <param name="extractFolder">解压以后的文件要保存的目录名</param>
    public void UnzipPack(string filePath, string extractFolder)
    {
        ZipInputStream s = null;
        try
        {
            s = new ZipInputStream(File.OpenRead(filePath));
            //zip文件的入口类
            ZipEntry theEntry;
            //遍历压缩文件的所有入口
            while (null != (theEntry = s.GetNextEntry()))
            {
                //设置解压文件目录名和文件名
                string directoryName = extractFolder;
                string fileName = Path.GetFileName(theEntry.Name);

                //生成解压目录
                Directory.CreateDirectory(directoryName);

                if (String.Empty != fileName)
                {
                    //解压文件到指定文件夹
                    string path = directoryName + "/" + theEntry.Name;
                    FileInfo fileInfo = new FileInfo(path);
                    string str = path.Substring(0, path.Length - fileInfo.Name.Length - 1);

                    if (!Directory.Exists(str)) Directory.CreateDirectory(str);
                    FileStream streamWriter = File.Create(path);
                    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;
                        }
                    }
                    streamWriter.Close();
                }
            }
            if (File.Exists(filePath))
            {
                FileInfo file = new FileInfo(filePath);
                file.Attributes = System.IO.FileAttributes.Normal;
                File.Delete(filePath);
            }
        }
        finally
        {
            s.Close();
        }
    }

    /// <summary>
    /// 解压缩文件
    /// </summary>
    /// <param name="TargetFile">待解压的文件</param>
    /// <param name="fileDir">解压出来的文件保存的路径</param>
    /// <param name="ErrorMessage"></param>
    /// <returns></returns>
    public string unZipFile(string TargetFile, string fileDir)
    {
        try
        {
            //读取压缩文件(zip文件),准备解压缩
            ZipInputStream s = new ZipInputStream(File.OpenRead(TargetFile.Trim()));
           
            ZipEntry theEntry;
            string path = fileDir;          //解压出来的文件保存的路径

            string rootDir = "";            //根目录下的第一个子文件夹的名称
            while ((theEntry = s.GetNextEntry()) != null)
            {
                rootDir = Path.GetDirectoryName(theEntry.Name);             //得到根目录下的第一级子文件夹的名称
                if (rootDir.IndexOf("\\") >= 0)
                {
                    rootDir = rootDir.Substring(0, rootDir.IndexOf("\\") + 1);
                }
                string dir = Path.GetDirectoryName(theEntry.Name);          //根目录下的第一级子文件夹的下的文件夹的名称
                string fileName = Path.GetFileName(theEntry.Name);          //根目录下的文件名称
                if (dir != "" && fileName == "")                            //创建根目录下的子文件夹,不限制级别
                {
                    if (!Directory.Exists(fileDir + "\\" + dir))
                    {
                        path = fileDir + "\\" + dir;                        //在指定的路径创建文件夹
                        Directory.CreateDirectory(path);
                    }
                }
                else if (dir == "" && fileName != "")                       //根目录下的文件
                {
                    path = fileDir;
                }
                else if (dir != "" && fileName != "")                       //根目录下的第一级子文件夹下的文件
                {
                    if (dir.IndexOf("\\") > 0)                              //指定文件保存的路径
                    {
                        path = fileDir + "\\" + dir;
                    }
                }

                if (dir == rootDir)                                         //判断是不是需要保存在根目录下的文件
                {
                    path = fileDir + "\\" + rootDir;
                }

                //以下为解压缩zip文件的基本步骤
                //基本思路就是遍历压缩文件里的所有文件,创建一个相同的文件。
                if (fileName != String.Empty)
                {
                    FileStream streamWriter = File.Create(path + "\\" + fileName);

                    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;
                        }
                    }

                    streamWriter.Close();
                }
            }
            s.Close();
            if (File.Exists(TargetFile))
            {
                FileInfo file = new FileInfo(TargetFile);
                file.Attributes = System.IO.FileAttributes.Normal;
                File.Delete(TargetFile);
            }
            return "0";
        }
        catch (Exception ex)
        {
            return "1;" + ex.Message;
        }
    }
}
--------------------编程问答-------------------- 不知道楼主在求什么?
思路?上传代码?解压代码?
思路很简单:
bengUpload_Click()
{
//保存文件
//解压文件
}
上传代码,一句saveas即可
解压代码,楼上的是最佳选择 --------------------编程问答-------------------- mark --------------------编程问答-------------------- 楼主要的是这种吗?



详细介绍;http://www.cnblogs.com/xproer/archive/2010/08/09/1796077.html
补充:.NET技术 ,  ASP.NET
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