/// <summary>
/// Called by the MVC framework after the action method executes.
/// </summary>
/// <param name="filterContext">The filter context.</param>
public override void OnActionExecuted(ActionExecutedContext filterContext)
{
ViewResult result = filterContext.Result as ViewResult;
if (result != null)
{
var target = (ResolveTarget(result.ViewData.Model, PropertyName) ??
ResolveTarget(result.ViewData, PropertyName)) ??
result.ViewData[PropertyName];
if (target != null)
{
ISiteMap siteMap = SiteMaps.GetSiteMap(this.SiteMapCacheKey);
if (siteMap != null && siteMap.CurrentNode != null)
{
if (Target == AttributeTarget.ParentNode && siteMap.CurrentNode.ParentNode != null)
{
siteMap.CurrentNode.ParentNode.Title = target.ToString();
}
else
{
siteMap.CurrentNode.Title = target.ToString();
}
}
}
}
}
/// <summary>
/// Creates a new MvcSiteMapProvider HtmlHelper.
/// </summary>
/// <param name="helper">The helper.</param>
/// <param name="siteMapCacheKey">The SiteMap Cache Key.</param>
/// <returns>
/// A <see cref="MvcSiteMapHtmlHelper"/> instance
/// </returns>
public static MvcSiteMapHtmlHelper MvcSiteMap(this HtmlHelper helper, string siteMapCacheKey)
{
ISiteMap siteMap = SiteMaps.GetSiteMap(siteMapCacheKey);
if (siteMap == null)
{
throw new UnknownSiteMapException();
}
return(MvcSiteMap(helper, siteMap));
}
