protected override void OnOperationStarting(object sender, PackageOperationEventArgs e)
{
var context = _packageOperationContextService.CurrentContext;
if (e.PackageOperationType == PackageOperationType.Uninstall)
{
_backupFileSystemService.BackupFolder(e.InstallPath);
_rollbackPackageOperationService.PushRollbackAction(() => _backupFileSystemService.Restore(e.InstallPath), context);
return;
}
if (e.PackageOperationType == PackageOperationType.Install)
{
_rollbackPackageOperationService.PushRollbackAction(() => _fileSystemService.DeleteDirectory(e.InstallPath), context);
}
base.OnOperationStarting(sender, e);
}
protected override void OnOperationFinished(object sender, PackageOperationEventArgs e)
{
if (e.PackageOperationType != PackageOperationType.Uninstall)
{
return;
}
if (!Directory.Exists(e.InstallPath))
{
return;
}
var fileName = string.Format("{0}.deleteme", e.PackageDetails.Id);
var fullName = Path.Combine(e.InstallPath, fileName);
using (File.Create(fullName))
{
}
}
protected virtual void OnOperationStarting(object sender, PackageOperationEventArgs e)
{
}
protected virtual void OnOperationFinished(object sender, PackageOperationEventArgs e)
{
}
protected virtual void OnOperationStarting(object sender, PackageOperationEventArgs e)
{
}
protected virtual void OnOperationFinished(object sender, PackageOperationEventArgs e)
{
}
