private void AddUnauthenticatedItems(IList <INavigationSet> navigationSets)
{
///ITERATE THROUGH THE NAV SETS, LOOKING FOR ONES THAT
///HAVE PAGES REQUIRING ZERO ROLES
for (int i = 0; i < navigationSets.Count; i++)
{
var navigationSet = navigationSets[i];
///IF THE NAVIGATION SET CONTAINS ANY PAGES FOR UNAUTHENTICATED USERS
///THEN ADD BOTH THE NAVSET AND EACH OF ITS PAGES THAT ALLOWS FOR
///THIS.
var navigationSetContainsUnauthenticatedItems =
(from p in navigationSet.Pages
where
//USER CAN ACCESS PAGE
NavigationHelper.CurrentUserCanAccessPage(p)
&&
//PAGE.BUTTON ISN'T HIDDEN
!p.HideNavButton
select p).Count() > 0;
if (navigationSetContainsUnauthenticatedItems)
{
//ADD THE NAVSET TO THE PANEL
AddNavigationSetViewModelToPanel(navigationSet);
}
else
{
//CONTINUE ITERATING THROUGH NAV SETS
continue;
}
}
}
private void AddAuthenticatedItems(IList <INavigationSet> navigationSets)
{
///ITERATE THROUGH THE NAV SETS, ADDING THE SETS AND
///THEIR CORRESPONDING PAGES WHICH THE CURRENT USER HAS
///THE ROLES TO USE.
for (int i = 0; i < navigationSets.Count; i++)
{
var navigationSet = navigationSets[i];
var navSetContainsPageToShow =
//ANY PAGE IN NAVSET.PAGES
(from pge in navigationSet.Pages
where //WHERE...
//USER CAN ACCESS PAGE
NavigationHelper.CurrentUserCanAccessPage(pge)
&&
//PAGE.BUTTON ISN'T HIDDEN
!pge.HideNavButton
//IF THE COUNT IS > 0, THEN NAV SET CONTAINS A PAGE TO SHOW
select pge).Count() > 0;
if (navSetContainsPageToShow)
{
//ADD THE NAVSET TO THE PANEL
AddNavigationSetViewModelToPanel(navigationSet);
}
else
{
//IF NO ROLES MATCH ANY PAGES IN THIS NAVSET
//THEN CONTINUE TO THE NEXT NAVSET ITERATION
continue;
}
}
}
/// <summary>
/// Clears the child Page NavigationButtonViewModels, then populates
/// them with pages according to the current user's roles and the
/// page's required roles.
/// </summary>
public void PopulateNavigationButtonViewModels()
{
Items.Clear();
if (NavigationSet == null)
{
return;
}
///ADD ANY INDIVIDUAL PAGE THAT THE USER HAS A
///REQUIRED ROLE.
for (int i = 0; i < NavigationSet.Pages.Count; i++)
{
var page = NavigationSet.Pages[i];
if (NavigationHelper.CurrentUserCanAccessPage(page)
&&
!page.HideNavButton)
{
var navButtonVM = new NavigationButtonViewModel(page);
///THESE PAGES ARE ALREADY SORTED, SO WE CAN JUST
///ADD THEM
Items.Add(navButtonVM);
}
}
//RefreshItemsVisibility();
}