/// <summary>
/// Adds a conditional css class to a set of css classes if the the current controller and action match those specified
/// </summary>
public static string ConditionalCssClass(this HtmlHelper helper, string action, string controller, string area, string conditionalClass, params string[] regularClasses)
{
StringBuilder sb = new StringBuilder();
if (regularClasses != null)
{
sb.Append(String.Join(" ", regularClasses));
}
string currentController;
string currentAction;
string currentArea;
string currentRouteName;
bool addConditional = false;
MvcSiteMap.CurrentRoute(helper.ViewContext.RequestContext, out currentController, out currentAction, out currentArea, out currentRouteName);
if (
(controller == null || currentController.Equals(controller, StringComparison.InvariantCultureIgnoreCase)) &&
(action == null || currentAction.Equals(action, StringComparison.InvariantCultureIgnoreCase)) &&
(currentArea ?? String.Empty).Equals((area ?? String.Empty), StringComparison.InvariantCultureIgnoreCase))
{
addConditional = true;
}
if (addConditional)
{
if (sb.Length > 0)
{
sb.Append(' ');
}
sb.Append(conditionalClass);
}
return(sb.ToString());
}
/// <summary>
/// Returns the page title element for use in the html head element.
/// </summary>
/// <param name="prefix">The default site title.</param>
public static MvcHtmlString HeadTitle(string prefix)
{
string title = MvcSiteMap.Title();
if (String.IsNullOrEmpty(title))
{
return(new MvcHtmlString("<title>" + prefix + "</title>"));
}
return(new MvcHtmlString("<title>" + prefix + " - " + title + "</title>"));
}
/// <summary>
/// Renders out a ul tag with all site map nodes underneath.
/// </summary>
public static IHtmlString SiteMapList(this HtmlHelper helper, string action, string controller, string area, string routeName, bool showRootNode, int levels, bool asLinks, bool showDescriptions)
{
StringBuilder sb = new StringBuilder();
MvcSiteMapNode startNode = MvcSiteMap.FindNode(action, controller, area, routeName);
//render the list
UrlHelper url = new UrlHelper(helper.ViewContext.RequestContext);
if ((startNode.Display & MvcSiteMapDisplay.SiteMap) == MvcSiteMapDisplay.SiteMap)
{
SiteMapListRenderNode(url, sb, startNode, true, showRootNode, levels, 0, asLinks, showDescriptions);
}
return(MvcHtmlString.Create(sb.ToString()));
}
