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