protected override DriverResult Display(OptionItemPart part, string displayType, dynamic shapeHelper)
{
return(Combined(
ContentShape("Parts_OptionItemPart_Feed", () => {
// generates a link to the RSS feed for this term
_feedManager.Register(part.Name, "rss", new RouteValueDictionary {
{ "optionItem", part.Id }
});
return null;
}),
ContentShape("Parts_OptionItemPart", () => {
var pagerParameters = new PagerParameters();
var httpContext = _httpContextAccessor.Current();
if (httpContext != null)
{
pagerParameters.Page = Convert.ToInt32(httpContext.Request.QueryString["page"]);
}
var pager = new Pager(_siteService.GetSiteSettings(), pagerParameters);
var optionSet = _optionSetService.GetOptionSet(part.OptionSetId);
var totalItemCount = 100;
// asign Taxonomy and Term to the content item shape (Content) in order to provide
// alternates when those content items are displayed when they are listed on a term
var termContentItems = _optionSetService.GetContentItems(part, pager.GetStartIndex(), pager.PageSize)
.Select(c => _contentManager.BuildDisplay(c, "Summary").Taxonomy(optionSet).Term(part));
var list = shapeHelper.List();
list.AddRange(termContentItems);
var pagerShape = shapeHelper.Pager(pager)
.TotalItemCount(totalItemCount)
.Taxonomy(optionSet)
.Term(part);
return shapeHelper.Parts_TermPart(ContentItems: list, Taxonomy: optionSet, Pager: pagerShape);
})));
}
public void Execute(FeedContext context)
{
var termParthId = context.ValueProvider.GetValue("term");
if (termParthId == null)
{
return;
}
var limitValue = context.ValueProvider.GetValue("limit");
var limit = 20;
if (limitValue != null)
{
limit = (int)limitValue.ConvertTo(typeof(int));
}
var containerId = (int)termParthId.ConvertTo(typeof(int));
var container = _contentManager.Get <OptionItemPart>(containerId);
if (container == null)
{
return;
}
var inspector = new ItemInspector(container, _contentManager.GetItemMetadata(container));
if (context.Format == "rss")
{
var link = new XElement("link");
context.Response.Element.SetElementValue("title", inspector.Title);
context.Response.Element.Add(link);
context.Response.Element.SetElementValue("description", inspector.Description);
context.Response.Contextualize(requestContext => {
var urlHelper = new UrlHelper(requestContext);
var uriBuilder = new UriBuilder(urlHelper.RequestContext.HttpContext.Request.ToRootUrlString())
{
Path = urlHelper.RouteUrl(inspector.Link)
};
link.Add(uriBuilder.Uri.OriginalString);
});
}
else
{
context.Builder.AddProperty(context, null, "title", inspector.Title);
context.Builder.AddProperty(context, null, "description", inspector.Description);
context.Response.Contextualize(requestContext => {
var urlHelper = new UrlHelper(requestContext);
context.Builder.AddProperty(context, null, "link", urlHelper.RouteUrl(inspector.Link));
});
}
var items = _optionSetService.GetContentItems(container, 0, limit);
foreach (var item in items)
{
// call item.ContentItem to force a cast to ContentItem, and
// thus use CorePartsFeedItemBuilder
context.Builder.AddItem(context, item.ContentItem);
}
}