private static PageIdentity IdentifyPage(IDisplayHelper displayHelper)
{
return(displayHelper.HttpContext.GetItem("PageIdentity", () =>
{
var context = displayHelper.HttpContext;
var routeValues = context.GetRouteData().Values;
var controllerName = routeValues.GetControllerName().ToLowerInvariant();
var actionName = routeValues.GetActionName().ToLowerInvariant();
string currentPageType = "system";
object currentPageId = controllerName + "." + actionName;
if (displayHelper.IsHomePage())
{
currentPageType = "home";
currentPageId = 0;
}
else if (controllerName == "catalog")
{
if (actionName == "category")
{
currentPageType = "category";
currentPageId = routeValues.Get("categoryId");
}
else if (actionName == "manufacturer")
{
currentPageType = "brand";
currentPageId = routeValues.Get("manufacturerId");
}
}
else if (controllerName == "product")
{
if (actionName == "productdetails")
{
currentPageType = "product";
currentPageId = routeValues.Get("productId");
}
}
else if (controllerName == "topic")
{
if (actionName == "topicdetails")
{
currentPageType = "topic";
currentPageId = routeValues.Get("topicId");
}
}
return new PageIdentity {
CurrentPageId = currentPageId, CurrentPageType = currentPageType
};
}));
}
/// <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))));
}