public IncrementalDownloadResult(string downloadPath, FilesIndex.DiffList diffList)
{
DownloadPath = downloadPath;
DiffList = diffList;
}
public static DownloadResult FromFilesDiffList(string downloadPath, FilesIndex.DiffList diffList) => new IncrementalDownloadResult(downloadPath, diffList);
public InstallStatus Install(string sourceFolder, string destinationFolder, FilesIndex.DiffList diffList)
{
if (!Directory.Exists(destinationFolder))
{
_logger.Error($"Install directory is not exist: {destinationFolder}");
return(InstallStatus.FileError);
}
if (diffList.ChangedFiles.Count == 0 && diffList.IsReuseNotChangeFileNames())
{
foreach (var removeFile in diffList.RemoveFiles)
{
FileUtils.DeleteFileNoThrow(Path.Combine(destinationFolder, removeFile));
}
return(InstallStatus.Success);
}
var movedReusedFiles = new Dictionary <string, string>();
DirectoryInfo?backupDataDir = null;
var dataPathDir = new DirectoryInfo(GameConstants.GetDataFolderPath(destinationFolder));
try
{
var newLibraryPath = Path.Combine(sourceFolder, GameConstants.PatcherOriginalName);
bool newLibraryExist = File.Exists(newLibraryPath);
if (newLibraryExist)
{
using var libraryCertVerifier = new FileCertVerifier(Resources.CoreSigning);
if (!libraryCertVerifier.VerifyFile(newLibraryPath))
{
_logger.Error("Core certificate is invalid. Abort installation");
return(InstallStatus.VerifyError);
}
}
foreach (var reusePair in diffList.ReuseFiles)
{
if (!reusePair.Key.Equals(GameConstants.PatcherOriginalName, StringComparison.OrdinalIgnoreCase))
{
var sourceReusePath = Path.Combine(destinationFolder, reusePair.Key);
var destReusePath = Path.Combine(sourceFolder, reusePair.Value);
Directory.CreateDirectory(Path.GetDirectoryName(destReusePath));
File.Move(sourceReusePath, destReusePath);
movedReusedFiles.Add(destReusePath, sourceReusePath);
}
}
if (dataPathDir.Exists)
{
var backupDataDirPath = Path.Combine(destinationFolder, "backup_" + Path.GetRandomFileName());
Directory.Move(dataPathDir.FullName, backupDataDirPath);
backupDataDir = new DirectoryInfo(backupDataDirPath);
}
Directory.Move(GameConstants.GetDataFolderPath(sourceFolder), dataPathDir.FullName);
if (backupDataDir != null)
{
FileUtils.DeleteDirectoryNoThrow(backupDataDir, true);
backupDataDir = null;
}
if (newLibraryExist)
{
InstallCore(newLibraryPath, destinationFolder);
}
movedReusedFiles.Clear();
}
catch (CryptographicException e)
{
_logger.Error(e, "Exception during verify core");
return(InstallStatus.VerifyError);
}
catch (IOException e)
{
_logger.Error(e, "I/O exception during install");
return(InstallStatus.FileError);
}
catch (Exception e)
{
_logger.Error(e, "Unexpected exception during install");
return(InstallStatus.UnknownError);
}
finally
{
if (backupDataDir != null)
{
RestoreDirectory(backupDataDir, dataPathDir);
}
foreach (var pair in movedReusedFiles)
{
FileUtils.MoveFileNoThrow(pair.Key, pair.Value);
}
}
return(InstallStatus.Success);
}
