ZipEnty zp = new ZipEnty();//ZipEnty类 随后贴出
zp.UnZip(realFileName, "E:\\WebAndroid\\Android\\", null);
//待解压目录,解压后目录,密码
//ZipEnty
#region
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using ICSharpCode.SharpZipLib.Zip;
using System.IO.Compression;
using System.IO;
using Microsoft.Win32;
using System.Diagnostics;
using System.Text;
namespace RedPlatform.Models.Zip
{
/// <summary>
/// WebForm1 的摘要说明。
/// </summary>
public class ZipEnty
{
public string ServerDir = "E:\\WebAndroid\\Android\\";
//private void Page_Load(object sender, System.EventArgs e)
//{
// // 在此处放置用户代码以初始化页面
// //this.ZipFile("01.txt*02.txt*000.zip"); //只是示例,具体的大家自己去实现
// //this.ZipFile("01.txt*02.txt*001.zip");
// this.UnZipFile("vid20140121150506.zip");
//}
public string ShortDir(string s)
{
ServerDir = "E:\\GT视频\\GT视频管理系统部署\\Android\\";
//将文件的绝对路径转为相对路径
string d = s.Replace(ServerDir, "");
return d;
}
//压缩文件 p 为客户端传回来的文件列表:文件名+压缩包的名称
public void ZipFile(string p)
{
string[] tmp = p.Split(new char[] { '*' }); //分离文件列表
if (tmp[tmp.Length - 1] != "") //压缩包名称不为空
{
ZipOutputStream u = new ZipOutputStream(File.Create(ServerDir + tmp[tmp.Length - 1])); //新建压缩文件流 “ZipOutputStream”
for (int i = 0; i < tmp.Length - 1; i++)
{
if (tmp[i] != "") //分离出来的文件名不为空
{
this.AddZipEntry(tmp[i], u, out u); //向压缩文件流加入内容
}
}
u.Finish(); // 结束压缩
u.Close();
}
}
//添加压缩项目:p 为需压缩的文件或文件夹; u 为现有的源ZipOutputStream; out j为已添加“ZipEntry”的“ZipOutputStream”
public void AddZipEntry(string p, ZipOutputStream u, out ZipOutputStream j)
{
string s = ServerDir + p;
if (Directory.Exists(s)) //文件夹的处理
{
DirectoryInfo di = new DirectoryInfo(s);
//***********以下内容是修订后添加的***********
if (di.GetDirectories().Length <= 0) //没有子目录
{
ZipEntry z = new ZipEntry(p + ""); //末尾“""”用于文件夹的标记
u.PutNextEntry(z);
}
//***************以上内容是修订后添加的***************
foreach (DirectoryInfo tem in di.GetDirectories()) //获取子目录
{
ZipEntry z = new ZipEntry(this.ShortDir(tem.FullName) + ""); //末尾“""”用于文件夹的标记
u.PutNextEntry(z); //此句不可少,否则空目录不会被添加
s = this.ShortDir(tem.FullName);
this.AddZipEntry(s, u, out u); //递归
}
foreach (FileInfo temp in di.GetFiles()) //获取此目录的文件
{
s = this.ShortDir(temp.FullName);
this.AddZipEntry(s, u, out u); //递归
}
}
else if (File.Exists(s)) //文件的处理
{
u.SetLevel(9); //压缩等级
FileStream f = File.OpenRead(s);
byte[] b = new byte[f.Length];
f.Read(b, 0, b.Length); //将文件流加入缓冲字节中
ZipEntry z = new ZipEntry(this.ShortDir(s));
u.PutNextEntry(z); //为压缩文件流提供一个容器
u.Write(b, 0, b.Length); //写入字节
f.Close();
}
j = u; //返回已添加数据的“ZipOutputStream”
}
public void UnZipFile(string p) //解压缩
{
string un_time = System.DateTime.Now.ToString("yyyyMMddhhmmss");
string un_dir = ServerDir + "Unzip-" + un_time;
Directory.CreateDirectory(un_dir); //创建以解压时间为名称的文件夹
ZipInputStream f = new ZipInputStream(File.OpenRead(ServerDir + p)); //读取压缩文件,并用此文件流新建 “ZipInputStream”对象
//ICSharpCode.SharpZipLib.Zip.ZipFile f1 = new ICSharpCode.SharpZipLib.Zip.ZipFile(ServerDir + p);
A: ZipEntry zp = f.GetNextEntry(); //获取解压文件流中的项目。 另注(我的理解):在压缩包里每个文件都以“ZipEntry”形式存在,其中包括存放文件的目录信息。如果空目录被压缩,该目录下将出现一个名称为空、大小为 0 、“Crc”属性为 00000000 的“文件”。此文件只是个标记,不会被解压。
while (zp != null)
{
string un_tmp2;
if (zp.Name.IndexOf("") >= 0) //获取文件的目录信息
{
int tmp1 = zp.Name.LastIndexOf("");
un_tmp2 = zp.Name.Substring(0, tmp1);
Directory.CreateDirectory(un_dir + "" + un_tmp2 + ""); //必须先创建目录,否则解压失败 --- (A) 关系到下面的步骤(B)
}
if (!zp.IsDirectory && zp.Crc != 00000000L) //此“ZipEntry”不是“标记文件”
{
int i = 2048;
byte[] b = new byte[i]; //每次缓冲 2048 字节
FileStream s = File.Create(un_dir + "" + zp.Name); //(B)-新建文件流
while (true) //持续读取字节,直到一个“ZipEntry”字节读完
{
i = f.Read(b, 0, b.Length); //读取“ZipEntry”中的字节
if (i > 0)
{
s.Write(b, 0, i); //将字节写入新建的文件流
}
else
{
break; //读取的字节为 0 ,跳出循环
}
}
s.Close();
}
goto A; //进入下一个“ZipEntry”
}
f.Close();
}
#region 解压文件
/// <summary>
/// 解压功能(解压压缩文件到指定目录)
/// </summary>
/// <param name="FileToUpZip">待解压的文件</param>
/// <param name="ZipedFolder">指定解压目标目录</param>
/// <param name="Password"></param>
public static void WritetoLog(string txt)
{
string path = "D:\\mylog\\log.txt";
//path += DateTime.Now.ToString("yyyyMMdd-hhmmss") + ".txt";
FileStream fs;
StreamWriter sw;
fs = new FileStream(path, FileMode.Append);
sw = new StreamWriter(fs, Encoding.Default);
sw.Write(txt);
sw.Close();
fs.Close();
}
public void UnZip(string FileToUpZip, string ZipedFolder, string Password)
{
if (!File.Exists(FileToUpZip))
{
return;
}
if (!Directory.Exists(ZipedFolder))
{
Directory.CreateDirectory(ZipedFolder);
}
ZipInputStream s = null;
ZipEntry theEntry = null;
string fileName;
FileStream streamWriter = null;
try
{
s = new ZipInputStream(File.OpenRead(FileToUpZip));
s.Password = Password;
theEntry = s.GetNextEntry();
//while ((theEntry = s.GetNextEntry()) != null)
//{
if (theEntry.Name != String.Empty)
{
fileName = Path.Combine(ZipedFolder, theEntry.Name);
/**/
///判断文件路径是否是文件夹
if (fileName.EndsWith("/") || fileName.EndsWith("\\"))
{
Directory.CreateDirectory(fileName);
//continue;
}
streamWriter = File.Create(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;
}
}
//File.Delete(FileToUpZip);
}
//}
}
catch (Exception ex)
{
WritetoLog(ex.ToString());
}
finally
{
if (streamWriter != null)
{
streamWriter.Close();
streamWriter = null;
}
if (theEntry != null)
{
theEntry = null;
}
if (s != null)
{
s.Close();
s = null;
}
GC.Collect();
GC.Collect(1);
}
}
#endregion
/// <summary>
/// //解压 必须装有WinRar
/// </summary>
/// <param name="rarfilepath"></param> //压缩文件路劲
/// <param name="filepath"></param> //解压保存路径
public string uncompress(string rarfilepath, string filepath)
{
try
{
string rar;
RegistryKey reg;
string args;
ProcessStartInfo startInfo;
Process process;
reg = Registry.ClassesRoot.OpenSubKey(@"Applications/WinRar.exe/Shell/Open/Command");//WinRar位置
rar = reg.GetValue("").ToString();
reg.Close();
rar = rar.Substring(1, rar.Length - 7);
args = " X " + rarfilepath + " " + filepath;
startInfo = new ProcessStartInfo();
startInfo.FileName = rar;
startInfo.Arguments = args;
startInfo.WindowStyle = ProcessWindowStyle.Hidden;
process = new Process();
process.StartInfo = startInfo;
process.Start();
return "success";
}
catch (Exception ex)
{
return ex.ToString();
}
}
}
}
#endregion