Created
March 8, 2018 14:01
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using System.Collections.Generic; | |
using System.Text; | |
using System.Web; | |
using System.Web.Mvc; | |
using System.Web.Mvc.Html; | |
using Umbraco.Core.Logging; | |
using Umbraco.Core.Models; | |
namespace Foo | |
{ | |
public static class HtmlHelperExtensions | |
{ | |
public static IHtmlString RenderNestedContentPartials(this HtmlHelper htmlHelper, IEnumerable<IPublishedContent> contentList, string partialPath, ViewDataDictionary viewDataDictionary) | |
{ | |
if (contentList == null) | |
{ | |
return new MvcHtmlString(""); | |
} | |
var sb = new StringBuilder(); | |
foreach (var content in contentList) | |
{ | |
sb.AppendLine(_renderPartial(htmlHelper, content, partialPath, viewDataDictionary).ToString()); | |
} | |
return new HtmlString(sb.ToString()); | |
} | |
private static IHtmlString _renderPartial(HtmlHelper htmlHelper, IPublishedContent content, string partialPath, ViewDataDictionary viewDataDictionary) | |
{ | |
var context = HttpContext.Current; | |
if (content == null || context == null) | |
{ | |
return new HtmlString(""); | |
} | |
var sb = new StringBuilder(); | |
//default | |
var pathToPartials = "~/Views/Partials/NestedContent/"; | |
if (!string.IsNullOrEmpty(partialPath)) | |
{ | |
pathToPartials = partialPath; | |
} | |
var partial = string.Format("{0}{1}.cshtml", pathToPartials, content.DocumentTypeAlias); | |
if (System.IO.File.Exists(context.Server.MapPath(partial))) | |
{ | |
sb.AppendLine(htmlHelper.Partial(partial, content, viewDataDictionary).ToString()); | |
} | |
else | |
{ | |
LogHelper.Info<IPublishedContent>(string.Format("The partial for {0} could not be found. Please create a partial with that name or rename your alias.", context.Server.MapPath(partial))); | |
} | |
return new HtmlString(sb.ToString()); | |
} | |
} | |
} |
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