/// <summary>
/// Renders a Razor view from an embedded resource.
/// </summary>
/// <param name="helper">MVC HTML helper instance.</param>
/// <param name="resourceName">Embedded resource name.</param>
/// <param name="modelType">Type of model.</param>
/// <param name="model">Model instance.</param>
/// <returns>Rendered resource as an MvcHtmlString.</returns>
/// <remarks>
/// If needed by view, define ViewBag.DataContext before rendering resource.
/// </remarks>
public static MvcHtmlString RenderResource(this HtmlHelper helper, string resourceName, Type modelType = null, object model = null)
{
MvcHtmlString result;
DynamicViewBag viewBag = new DynamicViewBag(helper.ViewData);
bool isPost = HttpContext.Current.Request.HttpMethod.Equals("POST", StringComparison.OrdinalIgnoreCase);
viewBag.AddValue("IsPost", isPost);
viewBag.AddValue("Request", HttpContext.Current.Items["MS_HttpRequestMessage"] ?? new HttpRequestMessage(isPost ? HttpMethod.Post : HttpMethod.Get, HttpContext.Current.Request.Url));
if (FilePath.GetExtension(resourceName).Equals(".vbhtml", StringComparison.OrdinalIgnoreCase))
{
result = new MvcHtmlString(RazorEngine <VisualBasicEmbeddedResource> .Default.RunCompile(resourceName, modelType, model, viewBag));
}
else
{
result = new MvcHtmlString(RazorEngine <CSharpEmbeddedResource> .Default.RunCompile(resourceName, modelType, model, viewBag));
}
// Copy any new or updated view bag elements back to MVC view data dictionary
foreach (string memberName in viewBag.GetDynamicMemberNames())
{
object value;
viewBag.TryGetMember(new MemberBinder(memberName), out value);
if (value != null)
{
helper.ViewData[memberName] = value;
}
}
return(result);
}
