umbraco: subnav

subNav.cshtml

@inherits Umbraco.Web.Mvc.UmbracoTemplatePage

@{    
    var homePage = CurrentPage.AncestorsOrSelf(2).First();
}

@* Render the sitemap by passing the root node to the traverse helper *@
<nav class="nav nav--sub">
@*	<a href="@homePage.Url" class="@(CurrentPage.Id == homePage.Id ? "active" : null) nav__link">@homePage.Name</a>	*@
    @Traverse(homePage)
</nav>

@* Helper method to travers through all descendants *@
@helper Traverse(dynamic node) {
    @* Update the level to reflect how deep you want the sitemap to go *@
    var maxLevelForSitemap = 6;
    
    @* Select visible children *@
    var items = node.Children.Where("Visible").Where("Level <= " + maxLevelForSitemap).Where("NodeTypeAlias != @0", "Article").Where("NodeTypeAlias != @0", "Vacancy").Where("NodeTypeAlias != @0", "LinkEntry");

    @* If any items are returned, render a list *@
    if (items.Any()) {
	        <ul>
    	        @foreach (var item in items) {
        	        <li class="[email protected]">
						<a href="@item.Url" class="@(CurrentPage.Id == item.Id ? "active" : null) nav__link">@item.Name</a>
                	    @* Run the traverse helper again *@
                    	@Traverse(item)
	                </li>
    	        }
        	</ul>
    }
}