public static ZipHelper.ZipInfo UnZipFile(string zipFilePath)
{
ZipHelper.ZipInfo zipInfo;
if (File.Exists(zipFilePath))
{
try
{
string str = zipFilePath.Replace(Path.GetExtension(zipFilePath), string.Empty);
DateTime now = DateTime.Now;
string str1 = string.Concat(str, "_", now.ToString("yyyyMMddHHmmssfff"));
string empty = string.Empty;
string fileName = string.Empty;
ZipInputStream zipInputStream = new ZipInputStream(File.OpenRead(zipFilePath));
try
{
while (true)
{
ZipEntry nextEntry = zipInputStream.GetNextEntry();
ZipEntry zipEntry = nextEntry;
if (nextEntry == null)
{
break;
}
empty = Path.GetDirectoryName(zipEntry.Name);
fileName = Path.GetFileName(zipEntry.Name);
var ext = "," + Path.GetExtension(fileName).ToLower() + ",";
if (NotAllowExt.Contains(ext))
{
Log.Error("检测到非法zip解压文件后缀:" + ext);
continue;
}
if (empty.Length <= 0)
{
empty = str1;
}
else
{
empty = Path.Combine(str1, empty);
if (!Directory.Exists(empty))
{
Directory.CreateDirectory(empty);
}
}
if (fileName != string.Empty)
{
fileName = Path.Combine(empty, fileName);
FileStream fileStream = File.Create(fileName);
try
{
int num = 2048;
byte[] numArray = new byte[2048];
while (true)
{
num = zipInputStream.Read(numArray, 0, numArray.Length);
if (num <= 0)
{
break;
}
fileStream.Write(numArray, 0, num);
}
}
finally
{
if (fileStream != null)
{
((IDisposable)fileStream).Dispose();
}
}
}
}
}
finally
{
if (zipInputStream != null)
{
((IDisposable)zipInputStream).Dispose();
}
}
ZipHelper.ZipInfo zipInfo1 = new ZipHelper.ZipInfo()
{
Success = true,
InfoMessage = "解压成功",
UnZipPath = str1
};
zipInfo = zipInfo1;
}
catch (Exception exception1)
{
Exception exception = exception1;
ZipHelper.ZipInfo zipInfo2 = new ZipHelper.ZipInfo()
{
Success = false,
InfoMessage = string.Concat("解压文件:", exception.Message)
};
zipInfo = zipInfo2;
}
}
else
{
ZipHelper.ZipInfo zipInfo3 = new ZipHelper.ZipInfo()
{
Success = false,
InfoMessage = "没有找到解压文件"
};
zipInfo = zipInfo3;
}
return(zipInfo);
}
public static ZipHelper.ZipInfo CreateZipFile(string filesPath, string zipFilePath)
{
int num;
ZipHelper.ZipInfo zipInfo;
if (Directory.Exists(filesPath))
{
try
{
string[] files = Directory.GetFiles(filesPath);
ZipOutputStream zipOutputStream = new ZipOutputStream(File.Create(zipFilePath));
try
{
zipOutputStream.SetLevel(9);
byte[] numArray = new byte[4096];
string[] strArrays = files;
for (int i = 0; i < strArrays.Length; i++)
{
string str = strArrays[i];
ZipEntry zipEntry = new ZipEntry(Path.GetFileName(str))
{
DateTime = DateTime.Now
};
zipOutputStream.PutNextEntry(zipEntry);
FileStream fileStream = File.OpenRead(str);
try
{
do
{
num = fileStream.Read(numArray, 0, numArray.Length);
zipOutputStream.Write(numArray, 0, num);
}while (num > 0);
}
finally
{
if (fileStream != null)
{
((IDisposable)fileStream).Dispose();
}
}
}
zipOutputStream.Finish();
zipOutputStream.Close();
}
finally
{
if (zipOutputStream != null)
{
((IDisposable)zipOutputStream).Dispose();
}
}
ZipHelper.ZipInfo zipInfo1 = new ZipHelper.ZipInfo()
{
Success = true,
InfoMessage = "压缩成功"
};
zipInfo = zipInfo1;
}
catch (Exception exception1)
{
Exception exception = exception1;
ZipHelper.ZipInfo zipInfo2 = new ZipHelper.ZipInfo()
{
Success = false,
InfoMessage = exception.Message
};
zipInfo = zipInfo2;
}
}
else
{
ZipHelper.ZipInfo zipInfo3 = new ZipHelper.ZipInfo()
{
Success = false,
InfoMessage = "没有找到文件"
};
zipInfo = zipInfo3;
}
return(zipInfo);
}