using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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namespace TProduct.Common
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{
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public class ZipFileHelper
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{
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/// <summary>
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/// 解压ZIP文件
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/// </summary>
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/// <param name="strZipPath">待解压的ZIP文件</param>
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/// <param name="strUnZipPath">解压的目录</param>
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/// <param name="overWrite">是否覆盖</param>
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/// <returns>成功：true/失败：false</returns>
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public static bool Decompression(string strZipPath, string strUnZipPath, bool overWrite)
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{
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try
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{
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//ReadOptions options = new ReadOptions();
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//options.Encoding = Encoding.Default;//设置编码，解决解压文件时中文乱码
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//var enCode = Encoding.GetEncoding("GB2312");
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//if (enCode == null)
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// return null;
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using (Ionic.Zip.ZipFile zip = Ionic.Zip.ZipFile.Read(strZipPath, Encoding.Default))
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{
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foreach (Ionic.Zip.ZipEntry entry in zip)
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{
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if (string.IsNullOrEmpty(strUnZipPath))
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{
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strUnZipPath = strZipPath.Split('.').First();
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}
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if (overWrite)
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{
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entry.Extract(strUnZipPath, Ionic.Zip.ExtractExistingFileAction.OverwriteSilently);//解压文件，如果已存在就覆盖
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}
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else
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{
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entry.Extract(strUnZipPath, Ionic.Zip.ExtractExistingFileAction.DoNotOverwrite);//解压文件，如果已存在不覆盖
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}
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}
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return true;
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}
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}
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catch (Exception)
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{
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return false;
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}
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}
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}
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}
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