public static void GetChildDicsName(string path, ZipHandlerData zipData)
{
DirectoryInfo dir = new DirectoryInfo(path);
zipData.fileCount += dir.GetFiles().Length;
DirectoryInfo[] childDirs = dir.GetDirectories();
if (childDirs != null && childDirs.Length > 0)
{
foreach (DirectoryInfo dirChild in childDirs)
{
GetChildDicsName(dirChild.FullName, zipData);
}
}
}
/// <summary>
/// 压缩 文件夹
/// </summary>
/// <param name="strFile">要压缩的文件夹</param>
/// <param name="strZip">要压缩成的.zip文件</param>
public static ZipHandlerData ZipFie(string strFile, string strZip, ZipHandlerData zipData)
{
Task.Factory.StartNew((data) =>
{
ZipHandlerData zip = (ZipHandlerData)data;
using (ZipOutputStream outStream = new ZipOutputStream(File.Create(strZip)))
{
outStream.SetLevel(6);
GetChildDicsName(strFile, zip);
ZipCompress(strFile, outStream, strFile, zip);
zip.isDone = true;
outStream.Finish();
}
}, zipData, TaskCreationOptions.None);
return(zipData);
}
private static void ZipCompress(string strFile, ZipOutputStream outstream, string staticFile, ZipHandlerData zipData)
{
string curFile = string.Empty;
try
{
Crc32 crc = new Crc32();
//获取指定目录下所有文件和子目录文件名称
string[] filenames = Directory.GetFileSystemEntries(strFile);
//遍历文件
foreach (string file in filenames)
{
curFile = file;
if (Directory.Exists(file))
{
ZipCompress(file, outstream, staticFile, zipData);
}
//否则，直接压缩文件
else
{
//打开文件
using (FileStream fs = File.OpenRead(file))
{
//定义缓存区对象
byte[] buffer = new byte[fs.Length];
//通过字符流，读取文件
fs.Read(buffer, 0, buffer.Length);
//得到目录下的文件（比如:D:\Debug1\test）,test
int index = staticFile.TrimEnd('/', '\\').LastIndexOfAny(new char[] { '/', '\\' });
string tempfile = file.Substring(index + 1);
ZipEntry entry = new ZipEntry(tempfile);
entry.DateTime = DateTime.Now;
entry.Size = fs.Length;
crc.Reset();
crc.Update(buffer);
entry.Crc = crc.Value;
outstream.PutNextEntry(entry);
//写文件
outstream.Write(buffer, 0, buffer.Length);
}
zipData.fileCurrentCount++;
}
}
}
catch (Exception e)
{
zipData.isError = true;
zipData.errorText = string.Format("File Name: {0} , Error: {1}", curFile, e.Message);
}
}
/// <summary>
/// 解压Zip文件
/// </summary>
/// <param name="TargetFile">需要解压的文件 .zip 文件</param>
/// <param name="fileDir">解压到的文件夹</param>
/// <returns></returns>
public static ZipHandlerData UnZipFile(string TargetFile, string fileDir, ZipHandlerData zipData)
{
string rootFile = "";
try
{
Task.Factory.StartNew((zipdata) =>
{
ZipHandlerData zip = (ZipHandlerData)zipdata;
if (!File.Exists(TargetFile))
{
zipData.isError = true;
zipData.errorText = string.Format("Error: {0} File Not Exists.", TargetFile);
//return zipData;
}
else
{
//string filePath = Path.GetFileNameWithoutExtension(TargetFile);
if (!Directory.Exists(fileDir))
{
Directory.CreateDirectory(fileDir);
}
//读取压缩文件（zip文件），准备解压缩
using (ZipInputStream inputstream = new ZipInputStream(File.OpenRead(TargetFile.Trim())))
{
ZipEntry entry;
using (ZipFile zipFile = new ZipFile(TargetFile.Trim()))
{
Console.WriteLine(string.Format("ZipFile Count: {0}", zipFile.Count));
zip.fileCount = zipFile.Count;
}
while ((entry = inputstream.GetNextEntry()) != null)
{
string rootDir = Path.GetDirectoryName(entry.Name);
string fileDirChild = fileDir + "/" + rootDir;
if (!Directory.Exists(fileDirChild))
{
Directory.CreateDirectory(fileDirChild);
}
string fileNameChild = Path.GetFileName(entry.Name);
rootFile = fileNameChild;
if (!string.IsNullOrEmpty(fileNameChild))
{
using (FileStream fs = File.Create(fileDirChild + "/" + fileNameChild))
{
int size = 0;
byte[] data = new byte[1024 * 2];
while ((size = inputstream.Read(data, 0, data.Length)) > 0)
{
fs.Write(data, 0, size);
}
zip.fileCurrentCount++;
}
}
}
}
}
zipData.isDone = true;
}, zipData, TaskCreationOptions.None);
}
catch (Exception ex)
{
zipData.isError = true;
zipData.errorText = string.Format("UnZipFile: {0}, Error: {1}", rootFile, ex.Message);
}
return(zipData);
}
