static void Main(string[] args)
{
Console.CancelKeyPress += CancelKeyPressed;
var fileProxy = new FileSystemProxy();
var argumentsFromDependenciesFile =
WindowsProcessArguments.Parse(
PaketDependencies.GetBootstrapperArgsForFolder(Environment.CurrentDirectory));
var options = ArgumentParser.ParseArgumentsAndConfigurations(args, ConfigurationManager.AppSettings,
Environment.GetEnvironmentVariables(), fileProxy, argumentsFromDependenciesFile);
if (options.ShowHelp)
{
ConsoleImpl.WriteDebug(BootstrapperHelper.HelpText);
return;
}
ConsoleImpl.Silent = options.Silent;
if (options.UnprocessedCommandArgs.Any())
{
ConsoleImpl.WriteInfo("Ignoring the following unknown argument(s): {0}", String.Join(", ", options.UnprocessedCommandArgs));
}
var effectiveStrategy = GetEffectiveDownloadStrategy(options.DownloadArguments, options.PreferNuget, options.ForceNuget);
StartPaketBootstrapping(effectiveStrategy, options.DownloadArguments, fileProxy, () => OnSuccessfulDownload(options));
}
static void Main(string[] args)
{
Console.CancelKeyPress += CancelKeyPressed;
var options = ArgumentParser.ParseArgumentsAndConfigurations(args, ConfigurationManager.AppSettings, Environment.GetEnvironmentVariables());
if (options.ShowHelp)
{
ConsoleImpl.WriteDebug(BootstrapperHelper.HelpText);
return;
}
ConsoleImpl.IsSilent = options.Silent;
if (options.UnprocessedCommandArgs.Any())
{
ConsoleImpl.WriteInfo("Ignoring the following unknown argument(s): {0}", String.Join(", ", options.UnprocessedCommandArgs));
}
var effectiveStrategy = GetEffectiveDownloadStrategy(options.DownloadArguments, options.PreferNuget, options.ForceNuget);
StartPaketBootstrapping(effectiveStrategy, options.DownloadArguments, new FileProxy());
}
public static void StartPaketBootstrapping(IDownloadStrategy downloadStrategy, DownloadArguments dlArgs, IFileProxy fileProxy)
{
Action <Exception> handleException = exception =>
{
if (!File.Exists(dlArgs.Target))
{
Environment.ExitCode = 1;
}
ConsoleImpl.WriteError(String.Format("{0} ({1})", exception.Message, downloadStrategy.Name));
};
try
{
string versionRequested;
if (!dlArgs.IgnorePrerelease)
{
versionRequested = "prerelease requested";
}
else if (String.IsNullOrWhiteSpace(dlArgs.LatestVersion))
{
versionRequested = "downloading latest stable";
}
else
{
versionRequested = string.Format("version {0} requested", dlArgs.LatestVersion);
}
ConsoleImpl.WriteDebug("Checking Paket version ({0})...", versionRequested);
var localVersion = fileProxy.GetLocalFileVersion(dlArgs.Target);
var specificVersionRequested = true;
var latestVersion = dlArgs.LatestVersion;
if (latestVersion == String.Empty)
{
latestVersion = downloadStrategy.GetLatestVersion(dlArgs.IgnorePrerelease);
specificVersionRequested = false;
}
if (dlArgs.DoSelfUpdate)
{
ConsoleImpl.WriteDebug("Trying self update");
downloadStrategy.SelfUpdate(latestVersion);
}
else
{
var currentSemVer = String.IsNullOrEmpty(localVersion) ? new SemVer() : SemVer.Create(localVersion);
if (currentSemVer.PreRelease != null && dlArgs.IgnorePrerelease)
{
currentSemVer = new SemVer();
}
var latestSemVer = SemVer.Create(latestVersion);
var comparison = currentSemVer.CompareTo(latestSemVer);
if ((comparison > 0 && specificVersionRequested) || comparison < 0)
{
downloadStrategy.DownloadVersion(latestVersion, dlArgs.Target);
ConsoleImpl.WriteDebug("Done.");
}
else
{
ConsoleImpl.WriteDebug("Paket.exe {0} is up to date.", localVersion);
}
}
}
catch (WebException exn)
{
var shouldHandleException = true;
if (!File.Exists(dlArgs.Target))
{
if (downloadStrategy.FallbackStrategy != null)
{
var fallbackStrategy = downloadStrategy.FallbackStrategy;
ConsoleImpl.WriteDebug("'{0}' download failed. If using Mono, you may need to import trusted certificates using the 'mozroots' tool as none are contained by default. Trying fallback download from '{1}'.", downloadStrategy.Name, fallbackStrategy.Name);
StartPaketBootstrapping(fallbackStrategy, dlArgs, fileProxy);
shouldHandleException = !File.Exists(dlArgs.Target);
}
}
if (shouldHandleException)
{
handleException(exn);
}
}
catch (Exception exn)
{
handleException(exn);
}
}