public static VirtualDirectory GetRootDirectory(Persona34GameConfig config, out CDReader isoFileSystem)
{
if (config.DvdRootOrIsoPath.EndsWith(".iso"))
{
Log.Builder.Info($"Mounting ISO: {config.DvdRootOrIsoPath}");
if (!File.Exists(config.DvdRootOrIsoPath))
{
throw new InvalidConfigException($"Dvd root path references an ISO file that does not exist: {config.DvdRootOrIsoPath}.");
}
// Iso file found, convert it to our virtual file system
isoFileSystem = new CDReader(File.OpenRead(config.DvdRootOrIsoPath), false);
return(isoFileSystem.ToVirtualDirectory());
}
else
{
Log.Builder.Info($"Mounting directory: {config.DvdRootOrIsoPath}");
if (!Directory.Exists(config.DvdRootOrIsoPath))
{
throw new InvalidConfigException($"Dvd root path references a directory that does not exist: {config.DvdRootOrIsoPath}.");
}
// No iso file found, assume files are extracted
var dvdRootDirectory = VirtualDirectory.FromHostDirectory(config.DvdRootOrIsoPath);
dvdRootDirectory.Name = string.Empty;
isoFileSystem = null;
return(dvdRootDirectory);
}
}
private VirtualDirectory ConvertCvmToVirtualDirectory(VirtualFile cvmFile)
{
using (var stream = cvmFile.Open())
{
var streamView = new StreamView(stream, 0x1800, stream.Length - 0x1800);
var cvmIsoFilesystem = new CDReader(streamView, false);
var directory = cvmIsoFilesystem.ToVirtualDirectory();
directory.Name = Path.GetFileNameWithoutExtension(cvmFile.Name);
return(directory);
}
}