/// <summary>
/// Downloads config from specified Uri and compares version to runtime exe version. Starts update if update is marked as 'Mandatory'.
/// </summary>
public PatchStatus InitializePatchStatus()
{
PatchStatus result = new PatchStatus();
Status = result;
//assemble accurate path and file names, check for exe existence, bail if not present
RuntimeExeInfo rei = new RuntimeExeInfo(_settings.RuntimeExe);
result.ExeInfo = rei;
if (!rei.Exists)
{
SetLogMessage("Could not find file {0}; aborting.", true, rei.FullPath);
return(result);
}
//this will always return a valid config, but it will be empty on load failure (CurrVer = 0.0.0.0)
UpdateConfig uc = LoadConfig();
result.PatchIsMandatory = uc.IsMandatory;
if (uc.CurrentVer > rei.Version)
{
SetLogMessage("Current version is {0}, getting new version: {1}", rei.Version, uc.CurrentVersion);
if (uc.LastMandatoryVer > rei.Version)
{
result.PatchIsMandatory = true;
SetLogMessage("Current patch is Mandatory due to version age: {0} / {1}", rei.Version, uc.LastMandatoryVer);
}
#region ensure patch folders exist
string downloadFolderRoot = _settings.DownloadFolder;
if (!Directory.Exists(downloadFolderRoot))
{
Directory.CreateDirectory(downloadFolderRoot);
}
Uri patchUri = new Uri(uc.PatchUri);
string fileName = patchUri.Segments[patchUri.Segments.Length - 1];
string patchFolder = Path.Combine(downloadFolderRoot, Path.GetFileNameWithoutExtension(fileName));
if (!Directory.Exists(patchFolder))
{
Directory.CreateDirectory(patchFolder);
}
#endregion
//download/copy the patch file
string patchFilePath = Path.Combine(patchFolder, fileName);
result.PatchIsValid = PatchFileIsValid(patchFilePath, uc.PatchSizeBytes);
if (!result.PatchIsValid)
{
result.PatchIsValid = GetPatchFile(patchUri, patchFilePath, uc.PatchSizeBytes);
}
}
return(result);
}
public void CompareDownloadInstall()
{
PatchStatus result = InitializePatchStatus();
//run it if required
if (result.PatchIsValid && result.PatchIsMandatory)
{
InstallExistingPatches(result.ExeInfo.FullPath, result.ExeInfo.FolderPath);
}
}