/// <summary>
/// Gets the breadcrumb for the current location.
/// </summary>
/// <param name="html">A HtmlHelper that is the current HTML helper.</param>
/// <param name="separator">A MvcHtmlString containing the separator to use between the breadcrumbs.</param>
/// <param name="homeController">A string containing the name of the homepage controller.</param>
/// <param name="indexAction">A string containing the name of the index action.</param>
/// <returns>A MvcHtmlString containing the breadcrumb.</returns>
public static MvcHtmlString GetBreadcrumb(this HtmlHelper html, MvcHtmlString separator, string homeController = "Home", string indexAction = "Index")
{
MvcHtmlString ReturnValue;
if (html.GetControllerName(out string ControllerName) && html.GetActionName(out string ActionName))
{
if (ControllerName != homeController)
{
string ModelName;
ModelName = html.GetModelDisplayName();
if (ModelName == null)
{
ModelName = ControllerName;
}
ReturnValue = LinkExtensions.ActionLink(html, homeController, indexAction, homeController);
ReturnValue = ReturnValue.Concat(separator);
if (ActionName != indexAction)
{
string ActionDisplayName;
ActionDisplayName = html.GetActionDisplayName();
if (ActionDisplayName == null)
{
ActionDisplayName = ActionName;
}
ReturnValue = ReturnValue.Concat(LinkExtensions.ActionLink(html, ModelName, indexAction, html.ViewContext.RouteData.Values["controller"].ToString()));
ReturnValue = ReturnValue.Concat(separator);
ReturnValue = ReturnValue.Concat(ActionDisplayName);
}
else
{
ReturnValue = ReturnValue.Concat(ModelName);
}
}
else
{
ReturnValue = new MvcHtmlString(homeController);
}
}