private static bool InstallOrUninstallWithElevationContext(IEnumerable <ComponentHandle <IInstaller, InstallerTraits> > installerHandles,
IElevationContext elevationContext, IProgressMonitor progressMonitor,
InstallerOperation operation)
{
foreach (var installerHandle in installerHandles)
{
if (progressMonitor.IsCanceled)
{
return(false);
}
IProgressMonitor subProgressMonitor = progressMonitor.CreateSubProgressMonitor(1);
if (elevationContext != null && installerHandle.GetTraits().RequiresElevation)
{
elevationContext.Execute(InstallerElevatedCommand.ElevatedCommandId,
new InstallerElevatedCommand.Arguments(installerHandle.Id, operation),
subProgressMonitor);
}
else
{
IInstaller installer = installerHandle.GetComponent();
if (operation == InstallerOperation.Install)
{
installer.Install(progressMonitor.CreateSubProgressMonitor(1));
}
else
{
installer.Uninstall(progressMonitor.CreateSubProgressMonitor(1));
}
}
}
return(true);
}
/// <summary>
/// Starts the actual uninstall process.
/// </summary>
public async void Uninstall()
{
// If "Uninstall()" was already run before, this method gets called again when
// the user hits the "finish" button. If that's the case, just drop out.
if (this.UninstallFinished)
{
Cancel();
}
// If we get here, we're about to launch the actual uninstall
Progress <Tuple <int, string> > progress = new Progress <Tuple <int, string> >((x) =>
{
Dispatcher.UIThread.Post(() =>
{
this.ProgressPercentage = x.Item1;
this.UninstallLog = this.UninstallLog + Environment.NewLine + x.Item2;
});
});
this.CanUninstall = false;
await _installer.Uninstall(progress, dryRun : false);
this.UninstallFinished = true;
this.CanUninstall = true;
}
public string Install()
{
if (_installer.IsPartiallyInstalled)
{
_installer.Uninstall();
}
if (_installer.IsInstalled == false)
{
return(_installer.Install());
}
return(null);
}
protected override void ProcessRecord()
{
base.ProcessRecord();
var logger = new CommandLogger(this);
var context = new InstallerContext(Parameters, logger);
IInstaller installer = InstallerFactory.Create();
try
{
installer.Uninstall(context);
}
catch (Exception exception)
{
logger.Error(exception);
}
}
public void Uninstall()
{
_installer.Uninstall();
}