private PatchResult CheckForUpdatesInternal(bool checkVersionOnly)
{
PatchStage = PatchStage.CheckingUpdates;
comms.Log(Localization.Get(StringId.CheckingForUpdates));
if (!FetchVersionInfo())
{
return(PatchResult.Failed);
}
if (comms.IsUnderMaintenance())
{
return(PatchResult.Failed);
}
if (!checkVersionOnly)
{
if (CheckLocalFilesUpToDate(true, false))
{
return(PatchResult.AlreadyUpToDate);
}
return(PatchResult.Success);
}
else
{
if (currentVersion == comms.VersionInfo.Version)
{
return(PatchResult.AlreadyUpToDate);
}
else
{
return(PatchResult.Success);
}
}
}
public PatchResult Run()
{
if (comms.Cancel)
{
return(PatchResult.Failed);
}
if (comms.IsUnderMaintenance())
{
return(PatchResult.Failed);
}
Stopwatch timer = Stopwatch.StartNew();
comms.Stage = PatchStage.CalculatingFilesToUpdate;
comms.Log(Localization.Get(StringId.CalculatingNewOrChangedFiles));
List <VersionItem> filesToUpdate = FindFilesToUpdate();
if (filesToUpdate.Count == 0)
{
return(PatchResult.AlreadyUpToDate);
}
if (comms.Cancel)
{
return(PatchResult.Failed);
}
comms.Log(Localization.Get(StringId.CalculatingFilesToDownload));
List <VersionItem> filesToDownload = FindFilesToDownload(filesToUpdate);
if (comms.Cancel)
{
return(PatchResult.Failed);
}
if (filesToDownload.Count > 0 && comms.VerifyFiles)
{
comms.Stage = PatchStage.VerifyingFilesOnServer;
for (int i = 0; i < filesToDownload.Count; i++)
{
if (comms.Cancel)
{
return(PatchResult.Failed);
}
VersionItem item = filesToDownload[i];
long fileSize;
if (!comms.DownloadManager.FileExistsAtUrl(comms.VersionInfo.GetDownloadURLFor(item), out fileSize))
{
comms.FailReason = PatchFailReason.FileDoesNotExistOnServer;
comms.FailDetails = Localization.Get(StringId.E_FileXDoesNotExistOnServer, item.Path);
return(PatchResult.Failed);
}
else if (fileSize > 0L && fileSize != item.CompressedFileSize)
{
comms.FailReason = PatchFailReason.FileIsNotValidOnServer;
comms.FailDetails = Localization.Get(StringId.E_FileXIsNotValidOnServer, item.Path);
return(PatchResult.Failed);
}
}
}
if (filesToDownload.Count > 0)
{
comms.Log(Localization.Get(StringId.DownloadingXFiles, filesToDownload.Count));
}
if (filesToUpdate.Count > 0)
{
comms.Log(Localization.Get(StringId.UpdatingXFiles, filesToUpdate.Count));
}
Stopwatch downloadTimer = Stopwatch.StartNew();
if (!DownloadAndUpdateFiles(filesToDownload, filesToUpdate))
{
return(PatchResult.Failed);
}
comms.Log(Localization.Get(StringId.AllFilesAreDownloadedInXSeconds, downloadTimer.ElapsedSeconds()));
PatchUtils.DeleteDirectory(comms.DownloadsPath);
comms.Log(Localization.Get(StringId.PatchAppliedInXSeconds, timer.ElapsedSeconds()));
return(PatchResult.Success);
}
public PatchResult Run()
{
if (comms.Cancel)
{
return(PatchResult.Failed);
}
if (comms.IsUnderMaintenance())
{
return(PatchResult.Failed);
}
if (patchInfo.Files.Count > 0)
{
PatchUtils.DeleteDirectory(patchDecompressPath);
Directory.CreateDirectory(patchDecompressPath);
}
if (comms.Cancel)
{
return(PatchResult.Failed);
}
Stopwatch timer = Stopwatch.StartNew();
if (patchInfo.Files.Count > 0)
{
FileInfo patchFile = new FileInfo(patchDownloadPath);
if (!patchFile.Exists || !patchFile.MatchesSignature(patchInfo.CompressedFileSize, patchInfo.CompressedMd5Hash))
{
comms.Stage = PatchStage.DownloadingFiles;
Stopwatch downloadTimer = Stopwatch.StartNew();
comms.Log(Localization.Get(StringId.DownloadingPatchX, patchInfo.PatchVersion()));
patchFile = comms.DownloadManager.DownloadFileFromURLToPath(patchInfo.DownloadURL, patchDownloadPath, patchInfo.CompressedFileSize);
if (patchFile == null)
{
comms.FailReason = PatchFailReason.DownloadError;
comms.FailDetails = Localization.Get(StringId.E_PatchXCouldNotBeDownloaded, patchInfo.PatchVersion());
return(PatchResult.Failed);
}
else if (!patchFile.MatchesSignature(patchInfo.CompressedFileSize, patchInfo.CompressedMd5Hash))
{
comms.FailReason = PatchFailReason.CorruptDownloadError;
comms.FailDetails = Localization.Get(StringId.E_DownloadedFileXIsCorrupt, patchInfo.PatchVersion());
return(PatchResult.Failed);
}
else
{
comms.Log(Localization.Get(StringId.XDownloadedInYSeconds, patchInfo.PatchVersion(), downloadTimer.ElapsedSeconds()));
}
}
if (comms.Cancel)
{
return(PatchResult.Failed);
}
comms.Stage = PatchStage.ExtractingFilesFromArchive;
comms.Log(Localization.Get(StringId.DecompressingPatchX, patchInfo.PatchVersion()));
ZipUtils.DecompressFolderLZMA(patchFile.FullName, patchDecompressPath);
comms.Stage = PatchStage.UpdatingFiles;
comms.Log(Localization.Get(StringId.UpdatingXFiles, patchInfo.Files.Count));
int failedItemCount = 0;
for (int i = 0; i < patchInfo.Files.Count; i++)
{
if (comms.Cancel)
{
return(PatchResult.Failed);
}
string fileRelativePath = patchInfo.Files[i].Path;
string diffFileAbsolutePath = patchDecompressPath + fileRelativePath;
if (!File.Exists(diffFileAbsolutePath))
{
comms.Log(Localization.Get(StringId.E_DiffOfXDoesNotExist, Path.GetFileName(fileRelativePath)));
failedItemCount++;
continue;
}
string decompressAbsolutePath = comms.DecompressedFilesPath + fileRelativePath;
if (comms.SelfPatching && ApplyDiffToFile(decompressAbsolutePath, diffFileAbsolutePath, decompressAbsolutePath, i))
{
continue;
}
string localFileAbsolutePath = comms.RootPath + fileRelativePath;
string targetPath = comms.SelfPatching ? decompressAbsolutePath : localFileAbsolutePath;
if (!ApplyDiffToFile(localFileAbsolutePath, diffFileAbsolutePath, targetPath, i))
{
failedItemCount++;
}
}
comms.Log(Localization.Get(StringId.XFilesUpdatedSuccessfully, patchInfo.Files.Count - failedItemCount, patchInfo.Files.Count));
}
if (patchInfo.RenamedFiles.Count > 0)
{
comms.Log(Localization.Get(StringId.RenamingXFiles, patchInfo.RenamedFiles.Count));
if (!RenameItems(patchInfo.RenamedFiles))
{
return(PatchResult.Failed);
}
}
// Updating version code to the latest one will be done by SimplePatchTool, after checking
// whether or not all files are correctly updated
if (patchInfo.ToVersion < comms.VersionInfo.Version)
{
comms.UpdateVersion(patchInfo.ToVersion);
}
if (patchInfo.Files.Count > 0)
{
PatchUtils.DeleteDirectory(patchDecompressPath);
File.Delete(patchDownloadPath);
}
comms.Log(Localization.Get(StringId.PatchAppliedInXSeconds, timer.ElapsedSeconds()));
return(PatchResult.Success);
}
