Works on #U4-2078 - adds new base classes for HttpHandlers just like for web services.

src/Umbraco.Web/WebServices/UmbracoHttpHandler.cs

@@ -0,0 +1,74 @@
+using System;
+using System.Web;
+using System.Web.Mvc;
+using System.Web.Routing;
+using Umbraco.Core;
+
+namespace Umbraco.Web.WebServices
+{
+    public abstract class UmbracoHttpHandler : IHttpHandler
+    {
+        public abstract void ProcessRequest(HttpContext context);
+        public abstract bool IsReusable { get; }
+
+        protected UmbracoHttpHandler()
+            : this(UmbracoContext.Current)
+        {
+
+        }
+
+        protected UmbracoHttpHandler(UmbracoContext umbracoContext)
+        {
+            if (umbracoContext == null) throw new ArgumentNullException("umbracoContext");
+            UmbracoContext = umbracoContext;
+            Umbraco = new UmbracoHelper(umbracoContext);
+        }
+
+        /// <summary>
+        /// Returns the current ApplicationContext
+        /// </summary>
+        public ApplicationContext ApplicationContext
+        {
+            get { return UmbracoContext.Application; }
+        }
+
+        /// <summary>
+        /// Returns the current UmbracoContext
+        /// </summary>
+        public UmbracoContext UmbracoContext { get; private set; }
+
+        /// <summary>
+        /// Returns an UmbracoHelper object
+        /// </summary>
+        public UmbracoHelper Umbraco { get; private set; }
+
+        private UrlHelper _url;
+
+        /// <summary>
+        /// Returns a UrlHelper
+        /// </summary>
+        /// <remarks>
+        /// This URL helper is created without any route data and an empty request context
+        /// </remarks>
+        public UrlHelper Url
+        {
+            get { return _url ?? (_url = new UrlHelper(new RequestContext(new HttpContextWrapper(HttpContext.Current), new RouteData()))); }
+        }
+
+        ///// <summary>
+        ///// Returns a ServiceContext
+        ///// </summary>
+        //public ServiceContext Services
+        //{
+        //    get { return ApplicationContext.Services; }
+        //}
+
+        ///// <summary>
+        ///// Returns a DatabaseContext
+        ///// </summary>
+        //public DatabaseContext DatabaseContext
+        //{
+        //    get { return ApplicationContext.DatabaseContext; }
+        //}
+    }
+}