複製代碼 代碼如下:#region 解壓 檔案 zip 格式 rar 格式
/// <summary>
///解壓檔案
/// </summary>
/// <param name="fileFromUnZip">解壓前的檔案路徑（絕對路徑）</param>
/// <param name="fileToUnZip">解壓後的檔案目錄（絕對路徑）</param>
public static void UnpackFile(string fileFromUnZip, string fileToUnZip)
{
//擷取壓縮類型
string unType = fileFromUnZip.Substring(fileFromUnZip.LastIndexOf(".") + 1, 3).ToLower();
switch (unType)
{
case "rar":
UnRar(fileFromUnZip, fileToUnZip);
break;
case "zip":
UnZip(fileFromUnZip, fileToUnZip);
break;
}
}
//解壓rar格式的檔案
private static void UnRar(string fileFromUnZip, string fileToUnZip)
{
using (Process Process1 = new Process())// 開啟一個進程 執行解壓工作
{
string ServerDir = ConfigurationManager.AppSettings["UnpackFile"].ToString();//rar工具的安裝路徑 必須要安裝 WinRAR //例於：C:\Program Files (x86)\WinRAR\RAR.exe
Process1.StartInfo.UseShellExecute = false;
Process1.StartInfo.RedirectStandardInput = true;
Process1.StartInfo.RedirectStandardOutput = true;
Process1.StartInfo.RedirectStandardError = true;
Process1.StartInfo.CreateNoWindow = true;
Process1.StartInfo.FileName = ServerDir;
Process1.StartInfo.Arguments = " x -inul -y " + fileFromUnZip + " " + fileToUnZip;
Process1.Start();//解壓開始
Process1.WaitForExit();
Process1.Close();
}
}
// 解壓zip 檔案
public static void UnZip(string fileFromUnZip, string fileToUnZip)
{
ZipInputStream inputStream = new ZipInputStream(File.OpenRead(fileFromUnZip));
ZipEntry theEntry;
while ((theEntry = inputStream.GetNextEntry()) != null)
{
fileToUnZip += "/";
string fileName = Path.GetFileName(theEntry.Name);
string path = Path.GetDirectoryName(fileToUnZip) + "/";
// Directory.CreateDirectory(path);//產生解壓目錄
if (fileName != String.Empty)
{
FileStream streamWriter = File.Create(path + fileName);//解壓檔案到指定的目錄
int size = 2048;
byte[] data = new byte[2048];
while (true)
{
size = inputStream.Read(data, 0, data.Length);
if (size > 0)
{
streamWriter.Write(data, 0, size);
}
else
{
break;
}
}
streamWriter.Close();
}
}
inputStream.Close();
}
#endregion
