readme.md

Allow the new EPiServer Forms in your WebForms solution

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DummyController.cs

    public class DummyController : Controller
    {
        public ActionResult Index()
        {
            // Create an empty Razor view called PartialRender.cshtml in views\shared
            return this.PartialView("PartialRender");
        }
    }

FormContainerBlockControl.ascx

<%@ Control Language="C#" AutoEventWireup="true" CodeBehind="FormContainerBlockControl.ascx.cs" Inherits="EPiServerWebForms.Views.Blocks.FormContainerBlockControl" %>
<%@ Import Namespace="EPiServerWebForms.Business.MvcHelpers" %>
<% MvcUtility.RenderPartial("FormsContentArea", this.FakeArea); %>

FormContainerBlockControl.cs

public partial class FormContainerBlockControl : BlockControlBase<FormContainerBlock>
    {
        protected ContentArea FakeArea { get; set; }
        protected void Page_Load(object sender, EventArgs e)
        {
            ContentArea contentArea = new ContentArea();
            contentArea.Items.Add(new ContentAreaItem
            {
                ContentLink = this.CurrentBlock.Content.ContentLink
            });

            this.FakeArea = contentArea;
        }
    }

FormsBlock.cs

    [ContentType(DisplayName = "FormsBlock", GUID = "5abfb24d-5fba-4637-87c5-4003f9f54536", Description = "")]
    public class FormsBlock : SiteBlockData
    {

        [Display(
            GroupName = SystemTabNames.Content,
            Order = 320)]
        [CultureSpecific]
        [AllowedTypes(typeof(FormContainerBlock))]
        public virtual ContentArea FormContentArea { get; set; }

    }

FormsBlockControl.ascx

<%@ Control Language="C#" AutoEventWireup="true" CodeBehind="FormsBlockControl.ascx.cs" Inherits="EPiServerWebForms.Views.Blocks.FormsBlockControl" %>
<%@ Import Namespace="EPiServerWebForms.Business.MvcHelpers" %>

<% MvcUtility.RenderPartial("FormsContentArea", this.CurrentBlock.FormContentArea); %>

FormsContentArea.cshtml

@using EPiServer.Core

@model ContentArea

@Html.DisplayForModel()

MvcUtility.cs

    public static class MvcUtility
    {
        private static readonly ILogger Log = LogManager.GetLogger();

        // Render a partial view
        public static void RenderPartial(string partialViewName, object model)
        {
            if (model == null)
            {
                return;
            }

            try
            {
                HttpContextBase httpContextBase = new HttpContextWrapper(HttpContext.Current);
                RouteData routeData = new RouteData();

                routeData.Values.Add("controller", "Dummy");

                ControllerContext controllerContext =
                    new ControllerContext(new RequestContext(httpContextBase, routeData), new DummyController());

                IView view = FindPartialView(controllerContext, partialViewName);

                ViewContext viewContext = new ViewContext(
                    controllerContext,
                    view,
                    new ViewDataDictionary { Model = model },
                    new TempDataDictionary(),
                    httpContextBase.Response.Output);

                view.Render(viewContext, httpContextBase.Response.Output);
            }
            catch (InvalidOperationException invalidOperationException)
            {
                Log.Critical("Cannot render partial view for: {0} \r\n {1}", partialViewName, invalidOperationException);
            }
            catch (NotImplementedException notImplementedException)
            {
                Log.Critical("Cannot render partial view for: {0} \r\n {1}", partialViewName, notImplementedException);
            }
            catch (ArgumentNullException argumentNullException)
            {
                Log.Critical("Cannot render partial view for: {0} \r\n {1}", partialViewName, argumentNullException);
            }
        }

        // Find the view, if not throw an exception
        private static IView FindPartialView(ControllerContext controllerContext, string partialViewName)
        {
            ViewEngineResult result = ViewEngines.Engines.FindPartialView(controllerContext, partialViewName);

            if (result.View != null)
            {
                return result.View;
            }

            StringBuilder locationsText = new StringBuilder();

            foreach (string location in result.SearchedLocations)
            {
                locationsText.AppendLine();
                locationsText.Append(location);
            }

            throw new InvalidOperationException(
                string.Format("Partial view {0} not found. Locations Searched: {1}", partialViewName, locationsText));
        }