private void buttonConvert_Click(object sender, EventArgs e)
{
CompressorEventArgs arg = new CompressorEventArgs();
arg.Folder = this.textBoxWebRoot.Text.Trim();
arg.OutoutFile = this.textBoxOutput.Text.Trim();
arg.Extensions = this.textBoxExtensions.Text.Trim();
if (String.IsNullOrEmpty(arg.Folder) || String.IsNullOrEmpty(arg.OutoutFile))
{
return;
}
_compressThread = new Thread(ThreadCompressProc);
_compressThread.IsBackground = true;
_compressThread.Name = "Compressor Thread";
_compressThread.Start(arg);
}
private void ThreadCompressProc(object obj)
{
CompressorEventArgs e = (CompressorEventArgs)obj;
String rootFolder = e.Folder.Replace("\\", "/");
if (rootFolder.EndsWith("/"))
{
rootFolder = rootFolder.Substring(0, rootFolder.Length - 1);
}
int nPrefixLen = rootFolder.Length;
string[] exts = e.Extensions.Replace("*", "").Split(new char[] { ' ', ';', ',' }, StringSplitOptions.RemoveEmptyEntries);
string[] aryFiles = Directory.GetFiles(e.Folder, "*.*", SearchOption.AllDirectories);
int nHeaderSize = (int)System.Runtime.InteropServices.Marshal.SizeOf(typeof(FileHeader));
List <String> gzipExts = exts.ToList();
List <String> files = new List <string>();
foreach (string path in aryFiles)
{
files.Add(path.Replace("\\", "/"));
}
files.Sort(CompareTwoPath);
Dictionary <string, string> gzipFiles = new Dictionary <string, string>();
String gzipFolder = AppDomain.CurrentDomain.BaseDirectory + "gzip" + Path.DirectorySeparatorChar;
if (!Directory.Exists(gzipFolder))
{
Directory.CreateDirectory(gzipFolder);
}
UInt32 nTotalSize = 0;
foreach (string filePath in files)
{
FileInfo fi = new FileInfo(filePath);
long fileSize = fi.Length;
if (gzipExts.IndexOf(fi.Extension) >= 0)
{
try
{
gzipFiles[filePath] = gzipFolder + (Guid.NewGuid().ToString() + ".gz");
var bytes = File.ReadAllBytes(filePath);
using (FileStream fs = new FileStream(gzipFiles[filePath], FileMode.CreateNew))
using (GZipStream zipStream = new GZipStream(fs, CompressionMode.Compress, false))
{
zipStream.Write(bytes, 0, bytes.Length);
}
fileSize = new FileInfo(gzipFiles[filePath]).Length;
}
catch (Exception er)
{
Debug.WriteLine(er.Message);
}
}
if (!gzipFiles.ContainsKey(filePath))
{
gzipFiles[filePath] = filePath;
}
nTotalSize += (UInt32)nHeaderSize;
nTotalSize += (UInt32)((UInt32)((filePath.Length - nPrefixLen + 1) + 3) & 0xFFFFFFFFCUL); //4-byte alignment
nTotalSize += (UInt32)((UInt32)(fileSize + 3) & 0xFFFFFFFFCUL); //4-byte alignment
LogEventArgs args = new LogEventArgs();
args.Type = "Log";
args.Message = filePath;
args.Timestamp = DateTime.Now;
InvokeLogEvent(this, args);
}
nTotalSize += (UInt32)nHeaderSize; //additional zero herader
int nOffset = 0;
byte[] fsData = new byte[nTotalSize];
Array.Clear(fsData, 0, fsData.Length);
foreach (string filePath in files)
{
long fileSize = new FileInfo(gzipFiles[filePath]).Length;
int pathSpace = (int)((UInt32)((filePath.Length - nPrefixLen + 1) + 3) & 0xFFFFFFFFCUL); //4-byte alignment
int bodySpace = (int)((UInt32)(fileSize + 3) & 0xFFFFFFFFCUL); //4-byte alignment
FileInfo fi = new FileInfo(filePath);
FileHeader fileIndex = new FileHeader();
fileIndex.nIndex++;
fileIndex.nSize = (UInt32)fileSize;
fileIndex.nAttributes |= (UInt32)ATTRI_GZIP;
fileIndex.tLastModified = (UInt32)((fi.LastWriteTimeUtc.Ticks - 0x089f7ff5f7b58000) / 10000000);
fileIndex.nOffsetFileData = (UInt32)(nOffset + nHeaderSize + pathSpace);
fileIndex.nOffsetNextFile = (UInt32)(nOffset + nHeaderSize + pathSpace + bodySpace);
IntPtr ptrHeader = Marshal.AllocHGlobal((int)nHeaderSize);
Marshal.StructureToPtr(fileIndex, ptrHeader, true);
Marshal.Copy(ptrHeader, fsData, nOffset, (int)nHeaderSize);
Marshal.FreeHGlobal(ptrHeader);
nOffset += nHeaderSize; //4-byte alignment
byte[] fileName = Encoding.ASCII.GetBytes(filePath.Substring(nPrefixLen));
Buffer.BlockCopy(fileName, 0, fsData, nOffset, fileName.Length);
nOffset += pathSpace; //4-byte alignment
byte[] fileBody = File.ReadAllBytes(gzipFiles[filePath]);
Buffer.BlockCopy(fileBody, 0, fsData, nOffset, fileBody.Length);
nOffset += bodySpace; //4-byte alignment
}
string temp;
StringBuilder fsExport = new StringBuilder();
fsExport.AppendLine("const unsigned char g_szWebRoot[] __attribute__((aligned(4))) = {");
for (int i = 0; i < fsData.Length; i++)
{
temp = "0x" + fsData[i].ToString("X2");
fsExport.Append(temp);
if (i == fsData.Length - 1)
{
fsExport.AppendLine("");
}
else
{
fsExport.Append(",");
if ((i & 0x000F) == 0xF)
{
fsExport.AppendLine("");
}
}
}
fsExport.AppendLine("};");
File.WriteAllText(e.OutoutFile, fsExport.ToString());
LogEventArgs evt = new LogEventArgs();
evt.Type = "Result";
evt.Message = "Success";
evt.Timestamp = DateTime.Now;
InvokeLogEvent(this, evt);
}
