public ActionResult CancelPreview(string returnUrl)
{
if (!Services.Authorizer.Authorize(Permissions.ApplyTheme, T("Couldn't preview the current theme")))
{
return(new HttpUnauthorizedResult());
}
if (TempData.ContainsKey(AlreadyEnabledFeatures))
{
var alreadyEnabledFeatures = TempData[AlreadyEnabledFeatures] as IEnumerable <string>;
if (alreadyEnabledFeatures != null)
{
var afterEnabledFeatures = GetEnabledFeatures();
if (afterEnabledFeatures.Count() > alreadyEnabledFeatures.Count())
{
var disableFeatures = afterEnabledFeatures.Except(alreadyEnabledFeatures);
_themeService.DisablePreviewFeatures(disableFeatures);
}
}
}
_previewTheme.SetPreviewTheme(null);
return(RedirectToAction("Index"));
}