public byte[] getFileData(PackFile file)
{
byte[] ret = new byte[file.length];
//Get index
int i = 0;
while (i < FileList.Length)
{
if (FileList[i].name == file.name)
{
break;
}
i++;
}
long filePosition = CalculateFilePosition(i);
using (Stream fileStream = File.OpenRead(path))
{
fileStream.Position = filePosition;
fileStream.Read(ret, 0, ret.Length);
}
return(ret);
}
private void fileTreeView_AfterSelect(object sender, TreeViewEventArgs e)
{
Console.WriteLine("Selected " + e.Node.FullPath);
foreach (PackFile file in CurrentPACK.FileList)
{
if (file.name == e.Node.FullPath)
{
CurrentPreviewFile = file;
//Load preview
splitContainerMainForm.Panel2.Controls.Clear();
KnownFileTypes.Types fileType = KnownFileTypes.IdentifyFile(file.name);
Console.WriteLine(fileType);
switch (fileType)
{
case KnownFileTypes.Types.PNG:
PictureBox prev = new PictureBox();
prev.Dock = DockStyle.Fill;
byte[] data = CurrentPACK.getFileData(file);
Image tempIMG;
using (MemoryStream stream = new MemoryStream(data))
{
tempIMG = Image.FromStream(stream);
}
prev.Image = tempIMG;
prev.SizeMode = PictureBoxSizeMode.Zoom;
splitContainerMainForm.Panel2.Controls.Add(prev);
break;
case KnownFileTypes.Types.TXT:
RichTextBox textprev = new RichTextBox();
textprev.Dock = DockStyle.Fill;
byte[] textdata = CurrentPACK.getFileData(file);
splitContainerMainForm.Panel2.Controls.Add(textprev);
textprev.Text = encodConf.GetString(textdata);
break;
case KnownFileTypes.Types.XML:
RichTextBox xmlprev = new RichTextBox();
xmlprev.Dock = DockStyle.Fill;
byte[] xmldata = CurrentPACK.getFileData(file);
splitContainerMainForm.Panel2.Controls.Add(xmlprev);
xmlprev.Text = encodConf.GetString(xmldata);
break;
default:
break;
}
break;
}
}
}
public PACK(string FilePath)
{
path = FilePath;
Stream fileStream = File.OpenRead(path);
byte[] intBuff = new byte[4];
fileStream.Read(intBuff, 0, intBuff.Length);
//Check magic number
if (BitConverter.ToInt32(intBuff, 0) != 893929040)
{
Console.WriteLine("Magic number check failed");
return;
}
//Skip because UNK
fileStream.Read(intBuff, 0, intBuff.Length);
bool isPartOf = false;
Array.Clear(intBuff, 0, intBuff.Length);
fileStream.Read(intBuff, 0, intBuff.Length);
if (BitConverter.ToInt32(intBuff, 0) == 1)
{
isPartOf = true;
Console.WriteLine("This file is part of another file");
}
else if (BitConverter.ToInt32(intBuff, 0) > 1)
{
Console.WriteLine("Exception while reading header...");
return;
}
//If the file is part of another the first entry in the file directory will be a string with this length
Array.Clear(intBuff, 0, intBuff.Length);
fileStream.Read(intBuff, 0, intBuff.Length);
int PartOfNameLength = BitConverter.ToInt32(intBuff, 0);
Console.WriteLine("PartOfNameLength:" + PartOfNameLength);
//Number of files in this .pack file
Array.Clear(intBuff, 0, intBuff.Length);
fileStream.Read(intBuff, 0, intBuff.Length);
int FileNum = BitConverter.ToInt32(intBuff, 0);
Console.WriteLine("FileNum:" + FileNum);
//Size of FileDirectory
Array.Clear(intBuff, 0, intBuff.Length);
fileStream.Read(intBuff, 0, intBuff.Length);
int FileDirectorySize = BitConverter.ToInt32(intBuff, 0);
Console.WriteLine("FileDirectorySize:" + FileDirectorySize);
//Skip because UNK
fileStream.Read(intBuff, 0, intBuff.Length);
if (isPartOf)
{
byte[] partOfName = new byte[PartOfNameLength];
fileStream.Read(partOfName, 0, partOfName.Length);
Console.WriteLine("Part of " + System.Text.Encoding.Default.GetString(partOfName));
}
//Console.WriteLine("Done reading header. Press any key to continue");
//Console.ReadKey();
//read directory
FileList = new PackFile[FileNum];
int i = 0;
while (i < FileNum)
{
Array.Clear(intBuff, 0, intBuff.Length);
fileStream.Read(intBuff, 0, intBuff.Length);
fileStream.ReadByte();
string temp = "";
char tempChar = (char)fileStream.ReadByte();
while (tempChar != 0)
{
temp = temp + tempChar;
tempChar = (char)fileStream.ReadByte();
}
Console.WriteLine("Name:" + temp + " Length:" + BitConverter.ToInt32(intBuff, 0));
FileList[i] = new PackFile(temp, BitConverter.ToInt32(intBuff, 0));
i++;
}
//Saving end of directory
EndOfDirectory = fileStream.Position;
Console.WriteLine("Done loading");
//Releasing stream reader
fileStream.Flush();
}
