static void Main()
{
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
initializeLogging();
// Workflow
// 1. read configuration
var config = new ConfigurationReader().Read();
// 2. check whether there is a new version or not
var updatesProvider = new UpdatesProviderFactory(config).Create();
var namingConvention = new DefaultNamingConvention();
try
{
var lastVersionFilename = updatesProvider.GetLastVersionFilename(namingConvention);
var lastVersion = namingConvention.GetVersionFromFilename(lastVersionFilename);
var currentVersion = new CurrentVersionProvider(config).GetCurrentVersion();
if (lastVersion > currentVersion)
{
log.InfoFormat("Current version: {0}", currentVersion);
log.InfoFormat("Last version available: {0}", lastVersion);
// 3. if there is a new version, download it
var downloadProgressNotificator = new DownloadProgressForm();
var localFilename = updatesProvider.Download(lastVersionFilename,
downloadProgressNotificator);
// 4. then activate it
var activator = new DefaultActivator(config, null);
activator.Activate(localFilename);
}
}
catch (UpdatesProviderInaccessibleException ex)
{
// ignore errors when updates provider is inaccessible
}
catch (Exception ex)
{
log.Error("Error updating", ex);
}
try
{
Process.Start(config.ApplicationExe);
}
catch (Exception ex)
{
log.Fatal("Cannot start application", ex);
}
}
