// AJAX.
public ActionResult AllTopics(string label, int selectedId, bool includeWidgets = false, bool includeHomePage = false)
{
var query = from x in _topicService.GetAllTopics(showHidden: true).SourceQuery
where includeWidgets || !x.RenderAsWidget
select x;
var topics = query.ToList();
var list = topics
.Select(x =>
{
var item = new ChoiceListItem
{
Id = x.Id.ToString(),
Text = x.GetLocalized(y => y.Title).Value.NullEmpty() ?? x.SystemName,
Selected = x.Id == selectedId
};
if (!item.Text.IsCaseInsensitiveEqual(x.SystemName))
{
item.Description = x.SystemName;
}
return(item);
})
.ToList();
if (label.HasValue())
{
list.Insert(0, new ChoiceListItem {
Id = "0", Text = label, Selected = false
});
}
if (includeHomePage)
{
list.Insert(0, new ChoiceListItem {
Id = "-10", Text = T("Admin.ContentManagement.Homepage").Text, Selected = false
});
}
return(new JsonResult {
Data = list, JsonRequestBehavior = JsonRequestBehavior.AllowGet
});
}
/// <summary>
/// (AJAX) Gets a list of all available topics.
/// </summary>
/// <param name="label">Text for optional entry. If not null an entry with the specified label text and the Id 0 will be added to the list.</param>
/// <param name="selectedIds">Ids of selected entities.</param>
/// <param name="includeWidgets">Specifies whether to include topics which are defined to be rendered as Widgets.</param>
/// <param name="includeHomePage">Specifies whether to include homepage text.</param>
/// <returns>List of all topics as JSON.</returns>
public async Task <IActionResult> AllTopics(string label, int selectedId, bool includeWidgets = false, bool includeHomePage = false)
{
var topics = await _db.Topics
.AsNoTracking()
.ApplyStandardFilter(true)
.Where(x => includeWidgets || !x.RenderAsWidget)
.ToListAsync();
var list = topics
.Select(x =>
{
var item = new ChoiceListItem
{
Id = x.Id.ToString(),
Text = x.GetLocalized(y => y.Title).Value.NullEmpty() ?? x.SystemName,
Selected = x.Id == selectedId
};
if (!item.Text.EqualsNoCase(x.SystemName))
{
item.Description = x.SystemName;
}
return(item);
})
.ToList();
if (label.HasValue())
{
list.Insert(0, new ChoiceListItem {
Id = "0", Text = label, Selected = false
});
}
if (includeHomePage)
{
list.Insert(0, new ChoiceListItem {
Id = "-10", Text = T("Admin.ContentManagement.Homepage").Value, Selected = false
});
}
return(new JsonResult(list));
}