public static int CurrentTopicId(this IDisplayHelper displayHelper) => displayHelper.CurrentPageType() == "topic" ? displayHelper.CurrentPageId().Convert <int>() : 0;
public static int CurrentProductId(this IDisplayHelper displayHelper) => displayHelper.CurrentPageType() == "product" ? displayHelper.CurrentPageId().Convert <int>() : 0;
public static int CurrentCategoryId(this IDisplayHelper displayHelper) => displayHelper.CurrentPageType() == "category" ? displayHelper.CurrentPageId().Convert <int>() : 0;
public static int CurrentManufacturerId(this IDisplayHelper displayHelper) => displayHelper.CurrentPageType() == "manufacturer" ? displayHelper.CurrentPageId().Convert <int>() : 0;
/// <summary>
/// Find the selected node in any registered menu
/// </summary>
public async Task OnActionExecutionAsync(ActionExecutingContext context, ActionExecutionDelegate next)
{
var executedContext = await next();
if (context.HttpContext.Request.IsAjaxRequest())
{
return;
}
//if (filterContext.HttpContext.Request.HttpMethod != "GET")
// return;
if (!executedContext.Result.IsHtmlViewResult())
{
return;
}
if (executedContext.RouteData.Values.GetAreaName().EqualsNoCase("admin"))
{
return;
}
var selectedNode = await ResolveCurrentNodeAsync(executedContext);
object nodeData;
if (selectedNode == null)
{
nodeData = new
{
type = _displayHelper.CurrentPageType(),
id = _displayHelper.CurrentPageId()
};
}
else
{
var httpContext = context.HttpContext;
// So that other actions/partials can access this.
httpContext.Items["SelectedNode"] = selectedNode;
// Add custom meta head part (mainly for client scripts)
var nodeType = (selectedNode.Value.EntityName ?? _displayHelper.CurrentPageType()).ToLowerInvariant();
object nodeId = selectedNode.Id;
if (_displayHelper.IsHomePage())
{
nodeId = 0;
}
else if (nodeType == "system")
{
nodeId = _displayHelper.CurrentPageId();
}
nodeData = new
{
type = nodeType,
id = nodeId,
menuItemId = selectedNode.Value.MenuItemId,
entityId = selectedNode.Value.EntityId,
parentId = selectedNode.Parent?.IsRoot == true ? 0 : selectedNode.Parent?.Id
};
}
// Add node data to head meta property as JSON.
_assetBuilder.AddHtmlContent("head", new HtmlString("<meta property='sm:pagedata' content='{0}' />".FormatInvariant(JsonConvert.SerializeObject(nodeData))));
}