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/// <summary>
/// 类说明：SharpZip
/// 编 码 人：苏飞
/// 联系方式：361983679
/// 更新网站：[url=http://www.sufeinet.com/thread-655-1-1.html]http://www.sufeinet.com/thread-655-1-1.html[/url]
/// </summary>
using System;
using System.IO;
using System.Diagnostics;
using Microsoft.Win32;
using ICSharpCode.SharpZipLib.Checksums;
using ICSharpCode.SharpZipLib.Zip;
///压缩、解压缩类
namespace DotNet.Utilities
{
public class SharpZip
{
public SharpZip()
{ }
/// <summary>
/// 压缩
/// </summary>
/// <param name="filename"> 压缩后的文件名(包含物理路径)</param>
/// <param name="directory">待压缩的文件夹(包含物理路径)</param>
public static void PackFiles(string filename, string directory)
{
try
{
FastZip fz = new FastZip();
fz.CreateEmptyDirectories = true;
fz.CreateZip(filename, directory, true, "");
fz = null;
}
catch (Exception)
{
throw;
}
}
/// <summary>
/// 解压缩
/// </summary>
/// <param name="file">待解压文件名(包含物理路径)</param>
/// <param name="dir"> 解压到哪个目录中(包含物理路径)</param>
public static bool UnpackFiles(string file, string dir)
{
try
{
if (!Directory.Exists(dir))
{
Directory.CreateDirectory(dir);
}
ZipInputStream s = new ZipInputStream(File.OpenRead(file));
ZipEntry theEntry;
while ((theEntry = s.GetNextEntry()) != null)
{
string directoryName = Path.GetDirectoryName(theEntry.Name);
string fileName = Path.GetFileName(theEntry.Name);
if (directoryName != String.Empty)
{
Directory.CreateDirectory(dir + directoryName);
}
if (fileName != String.Empty)
{
FileStream streamWriter = File.Create(dir + 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;
}
}
streamWriter.Close();
}
}
s.Close();
return true;
}
catch (Exception)
{
throw;
}
}
}
public class ClassZip
{
#region 私有方法
/// <summary>
/// 递归压缩文件夹方法
/// </summary>
private static bool ZipFileDictory(string FolderToZip, ZipOutputStream s, string ParentFolderName)
{
bool res = true;
string[] folders, filenames;
ZipEntry entry = null;
FileStream fs = null;
Crc32 crc = new Crc32();
try
{
entry = new ZipEntry(Path.Combine(ParentFolderName, Path.GetFileName(FolderToZip) + "/"));
s.PutNextEntry(entry);
s.Flush();
filenames = Directory.GetFiles(FolderToZip);
foreach (string file in filenames)
{
fs = File.OpenRead(file);
byte[] buffer = new byte[fs.Length];
fs.Read(buffer, 0, buffer.Length);
entry = new ZipEntry(Path.Combine(ParentFolderName, Path.GetFileName(FolderToZip) + "/" + Path.GetFileName(file)));
entry.DateTime = DateTime.Now;
entry.Size = fs.Length;
fs.Close();
crc.Reset();
crc.Update(buffer);
entry.Crc = crc.Value;
s.PutNextEntry(entry);
s.Write(buffer, 0, buffer.Length);
}
}
catch
{
res = false;
}
finally
{
if (fs != null)
{
fs.Close();
fs = null;
}
if (entry != null)
{
entry = null;
}
GC.Collect();
GC.Collect(1);
}
folders = Directory.GetDirectories(FolderToZip);
foreach (string folder in folders)
{
if (!ZipFileDictory(folder, s, Path.Combine(ParentFolderName, Path.GetFileName(FolderToZip))))
{
return false;
}
}
return res;
}
/// <summary>
/// 压缩目录
/// </summary>
/// <param name="FolderToZip">待压缩的文件夹，全路径格式</param>
/// <param name="ZipedFile">压缩后的文件名，全路径格式</param>
private static bool ZipFileDictory(string FolderToZip, string ZipedFile, int level)
{
bool res;
if (!Directory.Exists(FolderToZip))
{
return false;
}
ZipOutputStream s = new ZipOutputStream(File.Create(ZipedFile));
s.SetLevel(level);
res = ZipFileDictory(FolderToZip, s, "");
s.Finish();
s.Close();
return res;
}
/// <summary>
/// 压缩文件
/// </summary>
/// <param name="FileToZip">要进行压缩的文件名</param>
/// <param name="ZipedFile">压缩后生成的压缩文件名</param>
private static bool ZipFile(string FileToZip, string ZipedFile, int level)
{
if (!File.Exists(FileToZip))
{
throw new System.IO.FileNotFoundException("指定要压缩的文件: " + FileToZip + " 不存在!");
}
FileStream ZipFile = null;
ZipOutputStream ZipStream = null;
ZipEntry ZipEntry = null;
bool res = true;
try
{
ZipFile = File.OpenRead(FileToZip);
byte[] buffer = new byte[ZipFile.Length];
ZipFile.Read(buffer, 0, buffer.Length);
ZipFile.Close();
ZipFile = File.Create(ZipedFile);
ZipStream = new ZipOutputStream(ZipFile);
ZipEntry = new ZipEntry(Path.GetFileName(FileToZip));
ZipStream.PutNextEntry(ZipEntry);
ZipStream.SetLevel(level);
ZipStream.Write(buffer, 0, buffer.Length);
}
catch
{
res = false;
}
finally
{
if (ZipEntry != null)
{
ZipEntry = null;
}
if (ZipStream != null)
{
ZipStream.Finish();
ZipStream.Close();
}
if (ZipFile != null)
{
ZipFile.Close();
ZipFile = null;
}
GC.Collect();
GC.Collect(1);
}
return res;
}
#endregion
/// <summary>
/// 压缩
/// </summary>
/// <param name="FileToZip">待压缩的文件目录</param>
/// <param name="ZipedFile">生成的目标文件</param>
/// <param name="level">6</param>
public static bool Zip(String FileToZip, String ZipedFile, int level)
{
if (Directory.Exists(FileToZip))
{
return ZipFileDictory(FileToZip, ZipedFile, level);
}
else if (File.Exists(FileToZip))
{
return ZipFile(FileToZip, ZipedFile, level);
}
else
{
return false;
}
}
/// <summary>
/// 解压
/// </summary>
/// <param name="FileToUpZip">待解压的文件</param>
/// <param name="ZipedFolder">解压目标存放目录</param>
public static void UnZip(string FileToUpZip, string ZipedFolder)
{
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));
while ((theEntry = s.GetNextEntry()) != null)
{
if (theEntry.Name != String.Empty)
{
fileName = Path.Combine(ZipedFolder, theEntry.Name);
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;
}
}
}
}
}
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);
}
}
}
public class ZipHelper
{
#region 私有变量
String the_rar;
RegistryKey the_Reg;
Object the_Obj;
String the_Info;
ProcessStartInfo the_StartInfo;
Process the_Process;
#endregion
/// <summary>
/// 压缩
/// </summary>
/// <param name="zipname">要解压的文件名</param>
/// <param name="zippath">要压缩的文件目录</param>
/// <param name="dirpath">初始目录</param>
public void EnZip(string zipname, string zippath, string dirpath)
{
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 " + zipname + " " + zippath;
the_StartInfo = new ProcessStartInfo();
the_StartInfo.FileName = the_rar;
the_StartInfo.Arguments = the_Info;
the_StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
the_StartInfo.WorkingDirectory = dirpath;
the_Process = new Process();
the_Process.StartInfo = the_StartInfo;
the_Process.Start();
}
catch (Exception ex)
{
throw new Exception(ex.Message);
}
}
/// <summary>
/// 解压缩
/// </summary>
/// <param name="zipname">要解压的文件名</param>
/// <param name="zippath">要解压的文件路径</param>
public void DeZip(string zipname, string zippath)
{
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 " + zipname + " " + zippath;
the_StartInfo = new ProcessStartInfo();
the_StartInfo.FileName = the_rar;
the_StartInfo.Arguments = the_Info;
the_StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
the_Process = new Process();
the_Process.StartInfo = the_StartInfo;
the_Process.Start();
}
catch (Exception ex)
{
throw new Exception(ex.Message);
}
}
}
}
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发表于 2014-1-16 08:54:53
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发表于 2014-1-16 09:19:27
