public static IList<T> GetDescendants<T>(this ContentReference pageLink, ILanguageSelector languageSelector) where T : PageData
{
if (pageLink.CompareToIgnoreWorkID(ContentReference.RootPage))
{
throw new NotSupportedException("The root page cannot be converted to type " + typeof(T).Name);
}
IList<T> descendants = new List<T>();
var descendantsReferences = ContentRepository.GetDescendents(pageLink).ToList();
if (!descendantsReferences.IsNullOrEmpty())
{
foreach (var pageRef in descendantsReferences)
{
var page = languageSelector == null ? pageRef.ToPageReference().GetPage<T>() : pageRef.ToPageReference().GetPage<T>(languageSelector);
if (page != null)
descendants.Add(page);
}
}
return descendants;
}
IEnumerable<PageData> test5 = _repo.GetChildren<PageData>(ContentReference.RootPage);
foreach (PageData pageData in test5)
{
FindDescendantsOfType<PuffPage>(pageData, descendantsType); }
private static void FindDescendantsOfType<T>(PageData page, ICollection<T> descendantsType) where T : class
{
var children = ServiceLocator.Current.GetInstance<IContentLoader>().GetChildren<PageData>(page.PageLink);
foreach (var child in children)
{
if (child is T)
{
descendants.Add(child as T);
}
FindDescendantsOfType(child, descendants);
}
}
Get Children Of Type
public static IEnumerable<SitePageData> GetChildrenOfType<T>(SitePageData currentPage, ContentReference topNode)
where T : SitePageData
{
var pages = ContentLoader.GetChildren<T>(topNode);
return FilterForVisitor
.Filter(pages)
.OfType<SitePageData>()
.Where(x => x.IsVisibleOnSite() && x.VisibleInMenu);
}
Get Items Inkluding Top node
public static List<NavigationItem> GetNavigationItemsInkludingTopNode(SitePageData currentPage, ContentReference topNode)
{
var topPage = ContentLoader.Get<SitePageData>(topNode);
var topLevelPages = GetChildrenOfType<SitePageData>(currentPage, topNode);
var pages = topLevelPages.ToList();
pages.Insert(0,topPage);
return GetNavItemList(pages, currentPage).ToList();
}
protected static void GetDescendantsOfType<T>(PageData page, ICollection<T> descendants) where T : class { var contentRepository = ServiceLocator.Current.GetInstance<IContentRepository>(); var children = contentRepository.GetChildren<PageData>(page.ContentLink); foreach (var child in children) { if (child is T) { descendants.Add(child as T); } GetDescendantsOfType(child, descendants); } }
