private ArchiveFileList GetFileList(ref Stream data, string filename, out string type)
{
type = null;
try
{
/* Check to see if the archive is compressed */
Compression compression = new Compression(data, filename);
if (compression.Format != CompressionFormat.NULL)
{
/* Decompress */
MemoryStream decompressedData = compression.Decompress();
if (decompressedData != null)
data = decompressedData;
}
/* Check to see if this is an archive */
Archive archive = new Archive(data, filename);
if (archive.Format == ArchiveFormat.NULL)
throw new ArchiveFormatNotSupported();
/* Check to see if the data was translated */
if (data != archive.GetData())
data = archive.GetData();
/* Get the file list and archive type */
type = archive.Name;
return archive.GetFileList();
}
catch
{
return null;
}
}
// Extract the files
private void run(object sender, DoWorkEventArgs e)
{
// Create the file list
List<string> fileList = new List<string>();
foreach (string i in files)
fileList.Add(i);
for (int i = 0; i < fileList.Count; i++)
{
// Set the current file in the status
status.CurrentFile = i;
status.CurrentFileLocal = 0;
// Set up the image file list for conversion
List<string> imageFileList = new List<string>();
try
{
// Set up the file paths and open up the file
string InFile = Path.GetFileName(fileList[i]);
string InDirectory = Path.GetDirectoryName(fileList[i]);
string OutFile = InFile;
string OutDirectory = InDirectory;
using (FileStream InputStream = new FileStream(fileList[i], FileMode.Open, FileAccess.Read))
{
Stream InputData = InputStream;
// Decompress the file
if (decompressSourceFile.Checked)
{
Compression compression = new Compression(InputData, InFile);
if (compression.Format != CompressionFormat.NULL)
{
MemoryStream DecompressedData = compression.Decompress();
if (DecompressedData != null)
{
InputData = DecompressedData;
if (useStoredFilename.Checked)
InFile = compression.DecompressFilename;
}
}
}
// Open up the archive
Archive archive = new Archive(InputData, InFile);
if (archive.Format == ArchiveFormat.NULL)
continue;
ArchiveFileList ArchiveFileList = archive.GetFileList();
if (ArchiveFileList == null || ArchiveFileList.Entries.Length == 0)
continue;
status.TotalFilesLocal = ArchiveFileList.Entries.Length;
// Create the directory where we will extract the files to
if (extractDirSameFilename.Checked && deleteSourceArchive.Checked)
OutDirectory = Path.Combine(Path.GetTempPath(), Path.GetRandomFileName()); // Create a temporary place to store the files for now
else if (extractSameDir.Checked)
OutDirectory = InDirectory;
else
OutDirectory = InDirectory + Path.DirectorySeparatorChar + archive.OutputDirectory + Path.DirectorySeparatorChar + Path.GetFileNameWithoutExtension(InFile);
if (!Directory.Exists(OutDirectory))
Directory.CreateDirectory(OutDirectory);
// Extract the data from the archive
for (int j = 0; j < ArchiveFileList.Entries.Length; j++)
{
// Set the current file and get the data
status.CurrentFileLocal = j;
MemoryStream OutData = archive.GetData().Copy(ArchiveFileList.Entries[j].Offset, ArchiveFileList.Entries[j].Length);
// Get the filename that the file will be extracted to
if (extractFilenames.Checked && ArchiveFileList.Entries[j].Filename != String.Empty)
OutFile = ArchiveFileList.Entries[j].Filename;
else
OutFile = j.ToString().PadLeft(ArchiveFileList.Entries.Length.Digits(), '0') + FileTypeInfo.GetFileExtension(OutData);
// Decompress the data
if (decompressExtractedFile.Checked)
{
Compression compression = new Compression(OutData, OutFile);
if (compression.Format != CompressionFormat.NULL)
{
MemoryStream DecompressedData = compression.Decompress();
if (decompressExtractedDir.Checked)
{
// Write this to a different directory
string TempOutFile = OutFile; // We will change it temporarily
if (useStoredFilename.Checked)
OutFile = compression.DecompressFilename;
if (!Directory.Exists(OutDirectory + Path.DirectorySeparatorChar + compression.OutputDirectory))
Directory.CreateDirectory(OutDirectory + Path.DirectorySeparatorChar + compression.OutputDirectory);
using (FileStream OutputStream = new FileStream(OutDirectory + Path.DirectorySeparatorChar + compression.OutputDirectory + Path.DirectorySeparatorChar + OutFile, FileMode.Create, FileAccess.Write))
OutputStream.Write(DecompressedData);
OutFile = TempOutFile; // Reset the output file now
}
else
OutData = DecompressedData;
}
}
// See if we want to extract subarchives
if (extractExtracted.Checked)
{
Archive archiveTemp = new Archive(OutData, OutFile);
if (archiveTemp.Format != ArchiveFormat.NULL)
{
string AddFile = String.Empty;
if (extractDirSameFilename.Checked && deleteSourceArchive.Checked)
AddFile = fileList[i] + Path.DirectorySeparatorChar + OutFile;
else
AddFile = OutDirectory + Path.DirectorySeparatorChar + OutFile;
fileList.Add(AddFile);
status.AddFile(AddFile);
}
}
// Output an image
if (unpackImage.Checked)
{
Images images = new Images(OutData, OutFile);
if (images.Format != GraphicFormat.NULL)
imageFileList.Add(OutDirectory + Path.DirectorySeparatorChar + OutFile); // Add this to the image conversion list (in case we need a palette file)
}
// Write the file
using (FileStream OutputStream = new FileStream(OutDirectory + Path.DirectorySeparatorChar + OutFile, FileMode.Create, FileAccess.Write))
OutputStream.Write(OutData);
}
}
// Process image conversion now
if (unpackImage.Checked && imageFileList.Count > 0)
{
// Reset the local file count
status.CurrentFileLocal = 0;
status.TotalFilesLocal = imageFileList.Count;
for (int j = 0; j < imageFileList.Count; j++)
{
status.CurrentFileLocal = j;
string InFileBitmap = Path.GetFileName(imageFileList[j]);
string InDirectoryBitmap = Path.GetDirectoryName(imageFileList[j]);
string OutFileBitmap = Path.GetFileNameWithoutExtension(InFileBitmap) + ".png";
string OutDirectoryBitmap = InDirectoryBitmap;
// Load the file
using (FileStream InputStream = new FileStream(imageFileList[j], FileMode.Open, FileAccess.Read))
{
Images images = new Images(InputStream, Path.GetFileName(imageFileList[j]));
if (images.Format != GraphicFormat.NULL)
{
if (!convertSameDir.Checked)
OutDirectoryBitmap = InDirectoryBitmap + Path.DirectorySeparatorChar + images.OutputDirectory;
// Start the conversion
Bitmap ImageData = null;
try
{
ImageData = images.Unpack();
}
catch (GraphicFormatNeedsPalette)
{
// We need a palette file
if (File.Exists(InDirectoryBitmap + Path.DirectorySeparatorChar + images.PaletteFilename))
{
using (FileStream InStreamPalette = new FileStream(InDirectoryBitmap + Path.DirectorySeparatorChar + images.PaletteFilename, FileMode.Open, FileAccess.Read))
{
images.Decoder.PaletteData = InStreamPalette;
ImageData = images.Unpack();
}
}
}
catch
{
continue;
}
// Output the image
if (ImageData != null)
{
if (!Directory.Exists(OutDirectoryBitmap))
Directory.CreateDirectory(OutDirectoryBitmap);
ImageData.Save(OutDirectoryBitmap + Path.DirectorySeparatorChar + OutFileBitmap, ImageFormat.Png);
}
}
}
if (deleteSourceImage.Checked &&
File.Exists(InDirectoryBitmap + Path.DirectorySeparatorChar + InFileBitmap) &&
File.Exists(OutDirectoryBitmap + Path.DirectorySeparatorChar + OutFileBitmap))
File.Delete(InDirectoryBitmap + Path.DirectorySeparatorChar + InFileBitmap);
}
}
// Delete the source archive now
if (deleteSourceArchive.Checked && File.Exists(fileList[i]))
{
File.Delete(fileList[i]);
if (extractDirSameFilename.Checked)
{
// If the source and destination directory are on the same volume we can just move the directory
if (Directory.GetDirectoryRoot(OutDirectory) == Directory.GetDirectoryRoot(fileList[i]))
Directory.Move(OutDirectory, fileList[i]);
// Otherwise we have to do a series of complicated file moves
else
MoveDirectory(new DirectoryInfo(OutDirectory), new DirectoryInfo(fileList[i]));
}
}
}
catch
{
// Something went wrong. Continue please.
continue;
}
}
// Close the status box now
status.Close();
this.Close();
}
