SharpZipLib压缩指定的目录
作者:互联网
/// <summary> /// ZIP:压缩文件夹 /// </summary> /// <param name="DirectoryToZip">需要压缩的文件夹(绝对路径)</param> /// <param name="ZipedPath">压缩后的文件路径(绝对路径)</param> /// <param name="ZipedFileName">压缩后的文件名称(文件名,默认 同源文件夹同名)</param> /// <param name="IsEncrypt">是否加密(默认 加密)</param> public static void ZipDirectory(string DirectoryToZip, string ZipedPath, string ZipedFileName = "") { //如果目录不存在,则报错 if (!Directory.Exists(DirectoryToZip)) { throw new System.IO.FileNotFoundException("指定的目录: " + DirectoryToZip + " 不存在!"); } //文件名称(默认同源文件名称相同) string ZipFileName = string.IsNullOrEmpty(ZipedFileName) ? ZipedPath + "\\" + new DirectoryInfo(DirectoryToZip).Name + ".zip" : ZipedPath + "\\" + ZipedFileName + ".zip"; using (FileStream ZipFile = File.Create(ZipFileName)) { using (ZipOutputStream s = new ZipOutputStream(ZipFile)) { ZipSetp(DirectoryToZip, s, ""); } } } /// <summary> /// 递归遍历目录 /// </summary> private static void ZipSetp(string strDirectory, ZipOutputStream s, string parentPath) { if (strDirectory[strDirectory.Length - 1] != Path.DirectorySeparatorChar) { strDirectory += Path.DirectorySeparatorChar; } Crc32 crc = new Crc32(); string[] filenames = Directory.GetFileSystemEntries(strDirectory); foreach (string file in filenames)// 遍历所有的文件和目录 { if (Directory.Exists(file))// 先当作目录处理如果存在这个目录就递归Copy该目录下面的文件 { string pPath = parentPath; pPath += file.Substring(file.LastIndexOf("\\") + 1); pPath += "\\"; ZipSetp(file, s, pPath); } else // 否则直接压缩文件 { //打开压缩文件 using (System.IO.FileStream fs = File.OpenRead(file)) { byte[] buffer = new byte[fs.Length]; fs.Read(buffer, 0, buffer.Length); string fileName = parentPath + file.Substring(file.LastIndexOf("\\") + 1); ZipEntry entry = new ZipEntry(fileName); 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); } } } }
需要nuget安装ICSharpCode.SharpZipLib
标签:DirectoryToZip,string,buffer,压缩,目录,Length,file,new,SharpZipLib 来源: https://www.cnblogs.com/wzf-Learning/p/15742537.html