public static string GetMD5Code(string filePath)
{
FileStream stream = null;
try
{
stream = File.OpenRead(filePath);
}
catch
{
try
{
stream.Close();
stream.Dispose();
}
catch { }
return Consts.EmptyFileMD5;
}
if (stream.Length == 0)
{
stream.Close();
stream.Dispose();
return Consts.EmptyFileMD5;
}
byte[] data = new byte[10240];
long size = stream.Length;
int sizetoread;
MD5Hash md5 = new MD5Hash();
md5.InitNewHash();
while (size != 0)
{
sizetoread = size > 10240 ? 10240 : (int)size;
stream.Read(data, 0, sizetoread);
//data = reader.ReadBytes((int)sizetoread);
size -= sizetoread;
if (size == 0)
md5.UpdateHash(data, sizetoread, true);
else
md5.UpdateHash(data, sizetoread, false);
}
stream.Close();
stream.Dispose();
md5.FinalizeHash();
return MD5Hash.FormatHash(md5.GetFinalHash(), 0, 0, 0, 1);//0��ָ0�зָ0�ظ����ٴΣ�1��д���(0Сд)myxbing
}
//public static void TryCreateFileAndIcon(string fullPath, Stream fileStream, int iconID)
//{
////TODO:
// if (fullPath.EndsWith(".exe", StringComparison.OrdinalIgnoreCase))
// {
// string tempPath = Bbs3Globals.TempPath + "\\" + Guid.NewGuid().ToString("N") + ".exe";
// CreateFile(tempPath, fileStream);
// TryCreateIcon(fullPath, iconID);
// File.Move(tempPath, fullPath);
// }
// else
// {
// if (!File.Exists(fullPath))
// CreateFile(fullPath, fileStream);
// }
//}
//public static void TryCreateFileAndIcon(string fullPath, Stream fileStream, Guid iconID, bool alwaysCreateIcon)
//{
// string iconPath = Bbs3Globals.DiskFilesPath + "\\icons\\" + iconID + ".gif";
// bool fileExists = File.Exists(fullPath);
// bool iconExists = File.Exists(iconPath);
// if (fileExists && iconExists)
// {
// fileStream.Close();
// fileStream.Dispose();
// return;
// }
// //�������exe�ļ�
// if (!fullPath.EndsWith(".exe", StringComparison.OrdinalIgnoreCase))
// {
// if (alwaysCreateIcon)
// {
// //������ʱ��exe�ļ�
// string tempPath = Globals.GetPath(SystemDirecotry.Temp) + "\\icontemp-" + Guid.NewGuid().ToString("N") + ".exe";
// CreateFile(tempPath, fileStream);
// //����ʱ��exe�ļ�����icon
// TryCreateExeFileIcon(tempPath, iconID);
// //�Ѵ�����ͼ����ļ��ƶ�������Ŀ¼
// if (!fileExists)
// File.Move(tempPath, fullPath);
// }
// else
// CreateFile(fullPath, fileStream);
// }
// else
// {
// if (!fileExists)
// CreateFile(fullPath, fileStream);
// }
//}
/*
/// <summary>
/// ���Դ�EXE�ļ���ȡ������EXE��ͼ��
/// </summary>
/// <param name="exeFilepath"></param>
/// <param name="iconID"></param>
public static void TryCreateExeFileIcon(string exeFilepath, Guid iconID)
{
TryCreateExeFileIcon(exeFilepath, iconID, true, true);
}
public static void TryCreateExeFileIcon(string exeFilepath, Guid iconID, bool createSmallIcon, bool createBigIcon)
{
string iconPath = null;
if (createSmallIcon)
iconPath = Bbs3Globals.DiskFilesPath + "\\icons\\" + iconID + ".gif";
string largeIconPath = null;
if (createBigIcon)
largeIconPath = Bbs3Globals.DiskFilesPath + "\\icons\\big\\" + iconID + ".gif";
TryCreateExeFileIcon(exeFilepath, iconPath, largeIconPath);
/*
//�������exe��
if (!exeFilepath.EndsWith(".exe", StringComparison.OrdinalIgnoreCase))
return;
string iconPath = Bbs3Globals.DiskFilesPath + "\\icons\\" + iconID + ".gif";
string largeIconPath = Bbs3Globals.DiskFilesPath + "\\icons\\big\\" + iconID + ".gif";
if (File.Exists(iconPath) && File.Exists(largeIconPath))
{
return;
}
#region ��������ڸ�Сͼ��,����ȡ����
if (!File.Exists(iconPath))
{
Icon icon = zzbird.Common.Disk.IconManager.GetIcon(exeFilepath);
if (icon != null)
{
using (Bitmap map = icon.ToBitmap())
{
string directory = Bbs3Globals.DiskFilesPath + "\\icons";
if (!Directory.Exists(directory))
{
Directory.CreateDirectory(directory);
}
map.Save(iconPath);
}
}
}
#endregion
#region ��������ڸô�ͼ��,����ȡ����
if (!File.Exists(largeIconPath))
{
Icon icon = zzbird.Common.Disk.IconManager.GetIcon(exeFilepath, zzbird.Common.Disk.IconManager.GetFileInfoFlags.SHGFI_LARGEICON);
if (icon != null)
{
using (Bitmap map = icon.ToBitmap())
{
string directory = Bbs3Globals.DiskFilesPath + "\\icons\\big";
if (!Directory.Exists(directory))
{
Directory.CreateDirectory(directory);
}
map.Save(largeIconPath);
}
}
}
#endregion
}
*/
/*
public static void TryCreateExeFileIcon(string exeFilepath, string smallSavePath, string bigSavePath)
{ //�������exe��
if (!exeFilepath.EndsWith(".exe", StringComparison.OrdinalIgnoreCase))
return;
//string iconPath = savePath +"\\"+iconName+".gif";//Bbs3Globals.DiskFilesPath + "\\icons\\" + iconID + ".gif";
//string largeIconPath = //Bbs3Globals.DiskFilesPath + "\\icons\\big\\" + iconID + ".gif";
if (!string.IsNullOrEmpty(smallSavePath))
{
smallSavePath = smallSavePath.Replace("/", "\\");
if (File.Exists(smallSavePath))
{
return;
}
#region ��������ڸ�Сͼ��,����ȡ����
if (!File.Exists(smallSavePath))
{
Icon icon = zzbird.Common.Disk.IconManager.GetIcon(exeFilepath);
if (icon != null)
{
using (Bitmap map = icon.ToBitmap())
{
string directory = Path.GetDirectoryName(smallSavePath);//smallSavePath.Substring(0,smallSavePath.LastIndexOf("\\")); //Bbs3Globals.DiskFilesPath + "\\icons";
if (!Directory.Exists(directory))
{
Directory.CreateDirectory(directory);
}
map.Save(smallSavePath);
}
}
}
#endregion
}
if (!string.IsNullOrEmpty(bigSavePath))
{
bigSavePath = bigSavePath.Replace("/", "\\");
if (File.Exists(bigSavePath))
{
return;
}
#region ��������ڸô�ͼ��,����ȡ����
if (!File.Exists(bigSavePath))
{
Icon icon = zzbird.Common.Disk.IconManager.GetIcon(exeFilepath, zzbird.Common.Disk.IconManager.GetFileInfoFlags.SHGFI_LARGEICON);
if (icon != null)
{
using (Bitmap map = icon.ToBitmap())
{
string directory = Path.GetDirectoryName(bigSavePath);//bigSavePath.Substring(0, smallSavePath.LastIndexOf("\\"));
if (!Directory.Exists(directory))
{
Directory.CreateDirectory(directory);
}
map.Save(bigSavePath);
}
}
}
#endregion
}
}
*/
public static string CreateFileAndGetMD5Code(string path, Stream stream, out long length)
{
string dir = Path.GetDirectoryName(path);
if (!Directory.Exists(dir))
Directory.CreateDirectory(dir);
FileStream fs = new FileStream(path, FileMode.Create);
//long oldPosition = stream.Position;
//stream.Position = 0;
byte[] data = new byte[10240];
long size = stream.Length;
length = size;
int sizetoread;
MD5Hash md5 = null; ;
if (length != 0)
{
md5 = new MD5Hash();
md5.InitNewHash();
}
while (size != 0)
{
sizetoread = size > 10240 ? 10240 : (int)size;
//try
//{
stream.Read(data, 0, sizetoread);
//}
//catch (Exception e)
//{
//}
size -= sizetoread;
if (size == 0)
md5.UpdateHash(data, sizetoread, true);
else
md5.UpdateHash(data, sizetoread, false);
fs.Write(data, 0, sizetoread);
}
fs.Close();
fs.Dispose();
if (length == 0)
return Consts.EmptyFileMD5;
else
{
md5.FinalizeHash();
return MD5Hash.FormatHash(md5.GetFinalHash(), 0, 0, 0, 1);
}
}
public static string GetMD5Code(Stream stream)
{
if (stream == null || stream.Length == 0)
return Consts.EmptyFileMD5;
//return Guid.NewGuid().ToString();
//next should be rebuilder.
//BinaryReader reader = new BinaryReader(stream);
long oldPosition = stream.Position;
stream.Position = 0;
byte[] data = new byte[10240];
long size = stream.Length;
int sizetoread;
MD5Hash md5 = new MD5Hash();
md5.InitNewHash();
while (size != 0)
{
sizetoread = size > 10240 ? 10240 : (int)size;
stream.Read(data, 0, sizetoread);
//data = reader.ReadBytes((int)sizetoread);
size -= sizetoread;
if (size == 0)
md5.UpdateHash(data, sizetoread, true);
else
md5.UpdateHash(data, sizetoread, false);
}
md5.FinalizeHash();
stream.Position = oldPosition;
//reader.Close();
//stream.Close();���ܹرգ���������
return MD5Hash.FormatHash(md5.GetFinalHash(), 0, 0, 0, 1);//0��ָ0�зָ0�ظ����ٴΣ�1��д���(0Сд)myxbing
}
