/// <summary>
/// Gets the <see cref="IFileFormat"/> from a file or byte array.
/// </summary>
/// <param name="FileName">The name of the file</param>
/// <param name="data">The byte array of the data</param>
/// <param name="InArchive">If the file is in an archive so it can be saved back</param>
/// <param name="archiveNode">The node being replaced from an archive</param>
/// <param name="Compressed">If the file is being compressed or not</param>
/// <param name="CompType">The type of <see cref="CompressionType"/> being used</param>
/// <returns></returns>
public static IFileFormat OpenFileFormat(string FileName, byte[] data = null, bool InArchive = false,
string ArchiveHash = "", TreeNode archiveNode = null, bool Compressed = false, CompressionType CompType = 0)
{
if (data == null)
{
data = File.ReadAllBytes(FileName);
}
Cursor.Current = Cursors.WaitCursor;
FileReader fileReader = new FileReader(data);
string Magic4 = fileReader.ReadMagic(0, 4);
string Magic2 = fileReader.ReadMagic(0, 2);
if (Magic4 == "Yaz0")
{
data = EveryFileExplorer.YAZ0.Decompress(data);
return(OpenFileFormat(FileName, data, InArchive, ArchiveHash, archiveNode, true, CompressionType.Yaz0));
}
if (Magic4 == "ZLIB")
{
data = FileReader.InflateZLIB(fileReader.getSection(64, data.Length - 64));
return(OpenFileFormat(FileName, data, InArchive, ArchiveHash, archiveNode, true, CompressionType.Zlib));
}
fileReader.Dispose();
fileReader.Close();
foreach (IFileFormat fileFormat in FileManager.GetFileFormats())
{
if (fileFormat.Magic == Magic4 || fileFormat.Magic == Magic2)
{
fileFormat.CompressionType = CompType;
fileFormat.FileIsCompressed = Compressed;
fileFormat.Data = data;
fileFormat.Load();
fileFormat.FileName = Path.GetFileName(FileName);
fileFormat.FilePath = FileName;
fileFormat.IFileInfo = new IFileInfo();
fileFormat.IFileInfo.InArchive = InArchive;
fileFormat.IFileInfo.ArchiveHash = ArchiveHash;
fileFormat.FileIsCompressed = Compressed;
if (Compressed)
{
fileFormat.CompressionType = CompType;
}
if (fileFormat is TreeNode && archiveNode != null)
{
((TreeNode)fileFormat).Text = archiveNode.Text;
((TreeNode)fileFormat).ImageKey = archiveNode.ImageKey;
((TreeNode)fileFormat).SelectedImageKey = archiveNode.SelectedImageKey;
}
return(fileFormat);
}
if (fileFormat.Magic == string.Empty)
{
foreach (string str3 in fileFormat.Extension)
{
if (str3.Remove(0, 1) == Path.GetExtension(FileName))
{
fileFormat.Data = data;
fileFormat.Load();
fileFormat.FileName = Path.GetFileName(FileName);
fileFormat.FilePath = FileName;
fileFormat.IFileInfo = new IFileInfo();
fileFormat.IFileInfo.InArchive = true;
fileFormat.IFileInfo.ArchiveHash = ArchiveHash;
if (fileFormat is TreeNode)
{
((TreeNode)fileFormat).Text = archiveNode.Text;
((TreeNode)fileFormat).ImageKey = archiveNode.ImageKey;
((TreeNode)fileFormat).SelectedImageKey = archiveNode.SelectedImageKey;
}
return(fileFormat);
}
}
}
}
return(null);
}
public void DecompressData(CompressionType CompressionType, byte[] data)
{
try
{
switch (CompressionType)
{
case CompressionType.Yaz0:
SaveFileForCompression(EveryFileExplorer.YAZ0.Decompress(data));
break;
case CompressionType.Zlib:
break;
case CompressionType.Gzip:
SaveFileForCompression(STLibraryCompression.GZIP.Decompress(data));
break;
case CompressionType.Zstb:
SaveFileForCompression(STLibraryCompression.ZSTD.Decompress(data));
break;
case CompressionType.Lz4f:
using (var reader = new FileReader(data))
{
reader.Position = 0;
int OuSize = reader.ReadInt32();
int InSize = data.Length - 4;
SaveFileForCompression(STLibraryCompression.Type_LZ4F.Decompress(reader.getSection(4, InSize)));
}
break;
case CompressionType.Lz4:
SaveFileForCompression(STLibraryCompression.Type_LZ4.Decompress(data));
break;
}
}
catch
{
MessageBox.Show($"File not compressed with {CompressionType} compression!");
}
}
