public static void Filter(IList <ContentItem> items, string zoneName)
{
ItemFilter.Filter(items, new ZoneFilter(zoneName));
}
/// <summary>Siblings of the current item.</summary>
/// <param name="item"></param>
/// <param name="filter"></param>
/// <returns></returns>
public IEnumerable <ContentItem> Siblings(ItemFilter filter)
{
return(Siblings(null, filter));
}
/// <summary>Ancestors of a given item.</summary>
/// <param name="item"></param>
/// <param name="filter"></param>
/// <returns></returns>
public IEnumerable <ContentItem> Ancestors(ContentItem item = null, ItemFilter filter = null)
{
TryMasterVersion(ref item);
return(N2.Find.EnumerateParents(item ?? CurrentItem, StartPage, true).Where(filter ?? DefaultFilter));
}
/// <summary>Descendant pages of a given item.</summary>
/// <param name="ancestor"></param>
/// <param name="filter"></param>
/// <returns></returns>
public IEnumerable <ContentItem> DescendantPages(ContentItem ancestor, ItemFilter filter = null)
{
TryMasterVersion(ref ancestor);
return(N2.Find.EnumerateChildren(ancestor).Where(Content.Is.Page()).Where(filter ?? DefaultFilter));
}
/// <summary>Children of the current item.</summary>
/// <param name="filter"></param>
/// <returns></returns>
public IEnumerable <ContentItem> Children(ItemFilter filter)
{
return(Children(CurrentItem, filter ?? DefaultFilter));
}
/// <summary>Inverses the given filter.</summary>
/// <param name="itemFilter">The filter to inverse.</param>
/// <returns>A filter that does the inverse of the given filter.</returns>
public ItemFilter Not(ItemFilter filterToInverse)
{
return(new InverseFilter(filterToInverse));
}
/// <summary>Descendant pages of a given item.</summary>
/// <param name="ancestor"></param>
/// <param name="filter"></param>
/// <returns></returns>
public IEnumerable <ContentItem> DescendantPages(ContentItem ancestor = null, ItemFilter filter = null)
{
if (!TryCurrentPage(ref ancestor))
{
return(Enumerable.Empty <ContentItem>());
}
TryMasterVersion(ref ancestor);
return(N2.Find.EnumerateChildren(ancestor).Where(this.filterIs.Page()).Where(filter ?? DefaultFilter));
}
/// <summary>Removes duplicate items.</summary>
/// <param name="items">The items whose duplicate items should be deleted.</param>
public static void FilterDuplicates(IList <ContentItem> items)
{
ItemFilter.Filter(items, new DuplicateFilter());
}
