Rendering current page in ContentArea

FakeStringFragment.cs

using System.Collections.Generic;
using ContentAreaWithPreview.Models.Pages;
using EPiServer;
using EPiServer.Core;
using EPiServer.Core.Html.StringParsing;
using EPiServer.Security;
using EPiServer.Web;

namespace ContentAreaWithPreview.Plugin
{
    public class FakeStringFragment : ContentFragment, ISecurable
    {
        private readonly PageData _page;
        private readonly IContentRepository _contentRepository;
        public ISecurable Securable { get; set; }

        public FakeStringFragment(PageData page, IContentRepository contentRepository,
            TemplateControlLoader templateControlLoader,
            ISecuredFragmentMarkupGenerator securedFragmentMarkupGenerator,
            IPublishedStateAssessor publishedStateAssessor, DisplayOptions displayOptions)
            : base(
                contentRepository, templateControlLoader, securedFragmentMarkupGenerator, displayOptions,
                publishedStateAssessor, new Dictionary<string, object>())
        {
            _page = page;
            this._contentRepository = contentRepository;
            ContentLink = page.ContentLink;
        }

        public override IContent GetContent()
        {
            var newsPage = this._contentRepository.GetDefault<NewsPage>(ContentReference.StartPage);
            newsPage.Name = "Lorem ipsum dolor sit amet";
            newsPage.TeaserText =
                "Lorem ipsum dolor sit amet, consectetur adipiscing elit. Integer vel volutpat mauris, quis convallis magna.";
            newsPage.PageImage = new ContentReference(233);
            return newsPage;
        }

        ISecurityDescriptor ISecurable.GetSecurityDescriptor()
        {
            return this._page.GetSecurityDescriptor();
        }
    }
}

NewsPageView.aspx

<%@ Page Title="" Language="C#" MasterPageFile="~/Views/MasterPages/Root.Master" AutoEventWireup="true" CodeBehind="NewsPageView.aspx.cs" Inherits="ContentAreaWithPreview.Plugin.NewsPageView" %>

<asp:Content ContentPlaceHolderID="HeaderContentRegion" runat="server">
	<asp:PlaceHolder ID="Bundles" runat="server" />
    
   <style type="text/css">
        .row>div:first-child,
        .row>div:last-child {
            opacity: 0.3;
        }

        .row:hover>div:first-child,
        .row:hover>div:last-child {
            opacity: 1;
        }
    </style>
</asp:Content>

<asp:Content ContentPlaceHolderID="FullRegion" runat="server">
    <div class="container">
        <h4 class="header">See also</h4>
         <EPiServer:Property PropertyName="MainContentArea" CssClass="row" runat="server">
            <RenderSettings Tag="span8"></RenderSettings>
        </EPiServer:Property>
    </div>
</asp:Content>

NewsPageView.cs

using System;
using System.Linq;
using System.Web;
using System.Web.UI;
using ContentAreaWithPreview.Models.Pages;
using EPiServer;
using EPiServer.Core;
using EPiServer.Core.Html.StringParsing;
using EPiServer.ServiceLocation;
using EPiServer.Shell.WebForms;
using EPiServer.Web;

namespace ContentAreaWithPreview.Plugin
{
    public partial class NewsPageView : ContentWebFormsBase
    {
        protected void Page_Load(object sender, EventArgs e)
        {
        }

        protected override void OnInit(EventArgs e)
        {
            base.OnInit(e);

            Bundles.Controls.Add(
                new LiteralControl(System.Web.Optimization.Scripts.Render("~/bundles/js").ToHtmlString()));
            Bundles.Controls.Add(
                new LiteralControl(System.Web.Optimization.Styles.Render("~/bundles/css").ToHtmlString()));

            var contentRepository = ServiceLocator.Current.GetInstance<IContentRepository>();
            var newsPage = contentRepository.GetDefault<NewsPage>(this.CurrentContent.ParentLink);
            newsPage.Name = "Preview";
            newsPage.MainContentArea = new ContentArea();

            var contentAreaItem = new ContentAreaItem {ContentLink = this.CurrentContent.ContentLink};

            newsPage.MainContentArea.Fragments.Add(CreateFakeFragment(contentAreaItem));
            newsPage.MainContentArea.Items.Add(contentAreaItem);
            newsPage.MainContentArea.Fragments.Add(CreateFakeFragment(contentAreaItem));

            this.CurrentContent = newsPage;

            HttpContext.Current.Request.RequestContext.RouteData.DataTokens["contextmode"] = ContextMode.Edit;
        }

        private IStringFragment CreateFakeFragment(ContentAreaItem contentAreaItem)
        {
            var publishedStateAssessor = ServiceLocator.Current.GetInstance<IPublishedStateAssessor>();
            var templateControlLoader = ServiceLocator.Current.GetInstance<TemplateControlLoader>();
            var displayOptions = ServiceLocator.Current.GetInstance<DisplayOptions>();

            var securedFragmentMarkupGeneratorFactory =
                ServiceLocator.Current.GetInstance<ISecuredFragmentMarkupGeneratorFactory>();
            var fragmentMarkupGenerator = securedFragmentMarkupGeneratorFactory.CreateSecuredFragmentMarkupGenerator();

            // copied from current page item
            fragmentMarkupGenerator.ContentGroup = contentAreaItem.ContentGroup;
            if (contentAreaItem.AllowedRoles != null && Enumerable.Any<string>(contentAreaItem.AllowedRoles))
                fragmentMarkupGenerator.RoleSecurityDescriptor.RoleIdentities = contentAreaItem.AllowedRoles;

            return new FakeStringFragment((PageData) this.CurrentContent, this.ContentRepository,
                templateControlLoader,
                fragmentMarkupGenerator,
                publishedStateAssessor,
                displayOptions
                );
        }
    }
}

NewsSeeAlsoView.cs

using System.Web;
using ContentAreaWithPreview.Models.Pages;
using EPiServer.ServiceLocation;
using EPiServer.Shell;

namespace ContentAreaWithPreview.Business
{
    [ServiceConfiguration(typeof (ViewConfiguration))]
    public class NewsSeeAlsoView : ViewConfiguration<NewsPage>
    {
        public const string ViewKey = "news-page-view";

        public NewsSeeAlsoView()
        {
            Key = ViewKey;
            Name = "News preview";
            Description = "Preview of news page";
            ControllerType = "refreshableIframe/refreshablehIframeController";
            ViewType = VirtualPathUtility.ToAbsolute("~/Plugin/NewsPageView.aspx");
            IconClass = "epi-iconPreview";
        }
    }
}

refreshablehIframeController.js

define([
        "dojo/_base/declare",
        "epi-cms/widget/IFrameController"
    ],
    function(
        declare,
        IFrameController
    ) {
        return declare([IFrameController], {
            _constructQuery: function (context) {
                var  result = this.inherited(arguments);
                result.timeStamp = new Date().getTime();
                return result;
            }
        });
    });