private bool InstallOrUninstall(IList <string> installerIds, IElevationContext elevationContext, IProgressMonitor progressMonitor,
InstallerOperation operation)
{
if (progressMonitor == null)
{
throw new ArgumentNullException("progressMonitor");
}
var filteredInstallerHandles = FilterInstallers(installerIds);
using (progressMonitor.BeginTask(operation == InstallerOperation.Install ? "Installing components." : "Uninstalling components.",
filteredInstallerHandles.Count + 1))
{
if (progressMonitor.IsCanceled)
{
return(false);
}
if (elevationContext != null ||
elevationManager.HasElevatedPrivileges ||
!IsElevationRequired(filteredInstallerHandles))
{
return(InstallOrUninstallWithElevationContext(filteredInstallerHandles, elevationContext, progressMonitor, operation));
}
return(elevationManager.TryElevate(
newElevationContext => InstallOrUninstallWithElevationContext(filteredInstallerHandles, newElevationContext, progressMonitor, operation),
"Administrative access required to install or uninstall certain components."));
}
}
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);
}
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;
}
private void RestorePackages()
{
foreach (var package in this.project.PackageRepository.GetAll())
{
this.Operation = InstallerOperation.Install;
this.PerformOperation(package);
}
}
/// <summary>
/// Creates the arguments.
/// </summary>
/// <param name="installerId">The installer id.</param>
/// <param name="installerOperation">The requested installer operation.</param>
/// <exception cref="ArgumentNullException">Thrown if <paramref name="installerId"/> is null.</exception>
public Arguments(string installerId, InstallerOperation installerOperation)
{
if (installerId == null)
{
throw new ArgumentNullException("installerId");
}
this.installerId = installerId;
this.installerOperation = installerOperation;
}
private async Task <BuildResult?> BuildData(string id, InstallerOperation operation)
{
try
{
var file = await operation.BuilderFunc(s => _dataServer.Value.Send(operation.EndpointId, NetworkMessage.Create(NetworkOperation.Message, Encoding.UTF8.GetBytes(s))),
id, operation.EndpointId);
if (file == null)
{
SendDeny(operation.EndpointId);
}
return(file);
}
catch (Exception e)
{
LogMessage("Error on Transmiting Data {Id} {Error}", id, e.Message);
SendDeny(operation.EndpointId);
}
return(null);
}
private bool InstallOrUninstall(IList<string> installerIds, IElevationContext elevationContext, IProgressMonitor progressMonitor,
InstallerOperation operation)
{
if (progressMonitor == null)
throw new ArgumentNullException("progressMonitor");
var filteredInstallerHandles = FilterInstallers(installerIds);
using (progressMonitor.BeginTask(operation == InstallerOperation.Install ? "Installing components." : "Uninstalling components.",
filteredInstallerHandles.Count + 1))
{
if (progressMonitor.IsCanceled)
return false;
if (elevationContext != null
|| elevationManager.HasElevatedPrivileges
|| ! IsElevationRequired(filteredInstallerHandles))
{
return InstallOrUninstallWithElevationContext(filteredInstallerHandles, elevationContext, progressMonitor, operation);
}
return elevationManager.TryElevate(
newElevationContext => InstallOrUninstallWithElevationContext(filteredInstallerHandles, newElevationContext, progressMonitor, operation),
"Administrative access required to install or uninstall certain components.");
}
}
