diff --git a/src/Umbraco.Web.UI/Umbraco/Views/AuthorizeUpgrade.cshtml b/src/Umbraco.Web.UI/Umbraco/Views/AuthorizeUpgrade.cshtml
index e95057efe9..11033aa785 100644
--- a/src/Umbraco.Web.UI/Umbraco/Views/AuthorizeUpgrade.cshtml
+++ b/src/Umbraco.Web.UI/Umbraco/Views/AuthorizeUpgrade.cshtml
@@ -48,7 +48,7 @@
             redirectUrl = Url.Action("AuthorizeUpgrade", "BackOffice")
         });
     }
-    @Html.BareMinimumServerVariablesScript(Url, externalLoginUrl, Model.Features, Model.GlobalSettings, Model.UmbracoVersion, Model.UmbracoSettingsSection, Model.IOHelper, Model.TreeCollection)
+    @Html.BareMinimumServerVariablesScript(Url, externalLoginUrl, Model.Features, Model.GlobalSettings, Model.UmbracoVersion, Model.UmbracoSettingsSection, Model.IOHelper, Model.TreeCollection, Model.HttpContextAccessor, Model.HostingEnvironment)
 
     <script type="text/javascript">
     document.angularReady = function (app) {
diff --git a/src/Umbraco.Web.UI/Umbraco/Views/Default.cshtml b/src/Umbraco.Web.UI/Umbraco/Views/Default.cshtml
index e51adb322f..1bdb7fae1b 100644
--- a/src/Umbraco.Web.UI/Umbraco/Views/Default.cshtml
+++ b/src/Umbraco.Web.UI/Umbraco/Views/Default.cshtml
@@ -110,7 +110,7 @@
         on-login="hideLoginScreen()">
     </umb-login>
 
-    @Html.BareMinimumServerVariablesScript(Url, Url.Action("ExternalLogin", "BackOffice", new { area = ViewData.GetUmbracoPath() }), Model.Features, Model.GlobalSettings, Model.UmbracoVersion, Model.UmbracoSettingsSection, Model.IOHelper, Model.TreeCollection)
+    @Html.BareMinimumServerVariablesScript(Url, Url.Action("ExternalLogin", "BackOffice", new { area = ViewData.GetUmbracoPath() }), Model.Features, Model.GlobalSettings, Model.UmbracoVersion, Model.UmbracoSettingsSection, Model.IOHelper, Model.TreeCollection, Model.HttpContextAccessor, Model.HostingEnvironment)
 
     <script>
 
diff --git a/src/Umbraco.Web/CacheHelperExtensions.cs b/src/Umbraco.Web/CacheHelperExtensions.cs
index 08d1906980..e27b0db1fc 100644
--- a/src/Umbraco.Web/CacheHelperExtensions.cs
+++ b/src/Umbraco.Web/CacheHelperExtensions.cs
@@ -3,6 +3,7 @@ using System.Web;
 using System.Web.Mvc;
 using System.Web.Mvc.Html;
 using Umbraco.Core.Cache;
+using Umbraco.Core.Hosting;
 
 namespace Umbraco.Web
 {
@@ -16,6 +17,7 @@ namespace Umbraco.Web
         /// Outputs and caches a partial view in MVC
         /// </summary>
         /// <param name="appCaches"></param>
+        /// <param name="hostingEnvironment"></param>
         /// <param name="htmlHelper"></param>
         /// <param name="partialViewName"></param>
         /// <param name="model"></param>
@@ -25,6 +27,7 @@ namespace Umbraco.Web
         /// <returns></returns>
         public static IHtmlString CachedPartialView(
             this AppCaches appCaches,
+            IHostingEnvironment hostingEnvironment,
             HtmlHelper htmlHelper,
             string partialViewName,
             object model,
@@ -33,7 +36,7 @@ namespace Umbraco.Web
             ViewDataDictionary viewData = null)
         {
             //disable cached partials in debug mode: http://issues.umbraco.org/issue/U4-5940
-            if (htmlHelper.ViewContext.HttpContext.IsDebuggingEnabled)
+            if (hostingEnvironment.IsDebugMode)
             {
                 // just return a normal partial view instead
                 return htmlHelper.Partial(partialViewName, model, viewData);
diff --git a/src/Umbraco.Web/Editors/BackOfficeController.cs b/src/Umbraco.Web/Editors/BackOfficeController.cs
index d68f346b50..64cd0d1a0d 100644
--- a/src/Umbraco.Web/Editors/BackOfficeController.cs
+++ b/src/Umbraco.Web/Editors/BackOfficeController.cs
@@ -27,6 +27,7 @@ using Constants = Umbraco.Core.Constants;
 using JArray = Newtonsoft.Json.Linq.JArray;
 using Umbraco.Core.Configuration.Grid;
 using Umbraco.Core.Configuration.UmbracoSettings;
+using Umbraco.Core.Hosting;
 using Umbraco.Core.IO;
 using Umbraco.Web.Trees;
 
@@ -50,6 +51,8 @@ namespace Umbraco.Web.Editors
         private readonly IUmbracoSettingsSection _umbracoSettingsSection;
         private readonly IIOHelper _ioHelper;
         private readonly TreeCollection _treeCollection;
+        private readonly IHostingEnvironment _hostingEnvironment;
+        private readonly IHttpContextAccessor _httpContextAccessor;
 
         public BackOfficeController(
             IManifestParser manifestParser,
@@ -65,7 +68,9 @@ namespace Umbraco.Web.Editors
             IGridConfig gridConfig,
             IUmbracoSettingsSection umbracoSettingsSection,
             IIOHelper ioHelper,
-            TreeCollection treeCollection)
+            TreeCollection treeCollection,
+            IHostingEnvironment hostingEnvironment,
+            IHttpContextAccessor httpContextAccessor)
             : base(globalSettings, umbracoContextAccessor, services, appCaches, profilingLogger, umbracoHelper)
         {
             _manifestParser = manifestParser;
@@ -76,6 +81,8 @@ namespace Umbraco.Web.Editors
             _umbracoSettingsSection = umbracoSettingsSection ?? throw new ArgumentNullException(nameof(umbracoSettingsSection));
             _ioHelper = ioHelper ?? throw new ArgumentNullException(nameof(ioHelper));
             _treeCollection = treeCollection ?? throw new ArgumentNullException(nameof(treeCollection));
+            _hostingEnvironment = hostingEnvironment;
+            _httpContextAccessor = httpContextAccessor;
         }
 
         protected BackOfficeSignInManager SignInManager => _signInManager ?? (_signInManager = OwinContext.GetBackOfficeSignInManager());
@@ -91,8 +98,8 @@ namespace Umbraco.Web.Editors
         public async Task<ActionResult> Default()
         {
             return await RenderDefaultOrProcessExternalLoginAsync(
-                () => View(GlobalSettings.Path.EnsureEndsWith('/') + "Views/Default.cshtml", new BackOfficeModel(_features, GlobalSettings, _umbracoVersion, _umbracoSettingsSection,_ioHelper, _treeCollection)),
-                () => View(GlobalSettings.Path.EnsureEndsWith('/') + "Views/Default.cshtml", new BackOfficeModel(_features, GlobalSettings, _umbracoVersion, _umbracoSettingsSection, _ioHelper, _treeCollection)));
+                () => View(GlobalSettings.Path.EnsureEndsWith('/') + "Views/Default.cshtml", new BackOfficeModel(_features, GlobalSettings, _umbracoVersion, _umbracoSettingsSection,_ioHelper, _treeCollection, _httpContextAccessor, _hostingEnvironment)),
+                () => View(GlobalSettings.Path.EnsureEndsWith('/') + "Views/Default.cshtml", new BackOfficeModel(_features, GlobalSettings, _umbracoVersion, _umbracoSettingsSection, _ioHelper, _treeCollection, _httpContextAccessor, _hostingEnvironment)));
         }
 
         [HttpGet]
@@ -175,7 +182,7 @@ namespace Umbraco.Web.Editors
         {
             return await RenderDefaultOrProcessExternalLoginAsync(
                 //The default view to render when there is no external login info or errors
-                () => View(GlobalSettings.Path.EnsureEndsWith('/') + "Views/AuthorizeUpgrade.cshtml", new BackOfficeModel(_features, GlobalSettings, _umbracoVersion, _umbracoSettingsSection, _ioHelper, _treeCollection)),
+                () => View(GlobalSettings.Path.EnsureEndsWith('/') + "Views/AuthorizeUpgrade.cshtml", new BackOfficeModel(_features, GlobalSettings, _umbracoVersion, _umbracoSettingsSection, _ioHelper, _treeCollection, _httpContextAccessor, _hostingEnvironment)),
                 //The ActionResult to perform if external login is successful
                 () => Redirect("/"));
         }
@@ -255,7 +262,7 @@ namespace Umbraco.Web.Editors
             }
 
             //cache the result if debugging is disabled
-            var result = HttpContext.IsDebuggingEnabled
+            var result = _hostingEnvironment.IsDebugMode
                 ? GetAssetList()
                 : AppCaches.RuntimeCache.GetCacheItem<JArray>(
                     "Umbraco.Web.Editors.BackOfficeController.GetManifestAssetList",
@@ -282,10 +289,10 @@ namespace Umbraco.Web.Editors
         [MinifyJavaScriptResult(Order = 1)]
         public JavaScriptResult ServerVariables()
         {
-            var serverVars = new BackOfficeServerVariables(Url, _runtimeState, _features, GlobalSettings, _umbracoVersion, _umbracoSettingsSection, _ioHelper, _treeCollection);
+            var serverVars = new BackOfficeServerVariables(Url, _runtimeState, _features, GlobalSettings, _umbracoVersion, _umbracoSettingsSection, _ioHelper, _treeCollection, _httpContextAccessor, _hostingEnvironment);
 
             //cache the result if debugging is disabled
-            var result = HttpContext.IsDebuggingEnabled
+            var result = _hostingEnvironment.IsDebugMode
                 ? ServerVariablesParser.Parse(serverVars.GetServerVariables())
                 : AppCaches.RuntimeCache.GetCacheItem<string>(
                     typeof(BackOfficeController) + "ServerVariables",
diff --git a/src/Umbraco.Web/Editors/BackOfficeModel.cs b/src/Umbraco.Web/Editors/BackOfficeModel.cs
index d9ad5ee25e..0aa289062c 100644
--- a/src/Umbraco.Web/Editors/BackOfficeModel.cs
+++ b/src/Umbraco.Web/Editors/BackOfficeModel.cs
@@ -1,5 +1,6 @@
 using Umbraco.Core.Configuration;
 using Umbraco.Core.Configuration.UmbracoSettings;
+using Umbraco.Core.Hosting;
 using Umbraco.Core.IO;
 using Umbraco.Web.Features;
 using Umbraco.Web.Trees;
@@ -9,7 +10,7 @@ namespace Umbraco.Web.Editors
 
     public class BackOfficeModel
     {
-        public BackOfficeModel(UmbracoFeatures features, IGlobalSettings globalSettings, IUmbracoVersion umbracoVersion, IUmbracoSettingsSection umbracoSettingsSection, IIOHelper ioHelper, TreeCollection treeCollection)
+        public BackOfficeModel(UmbracoFeatures features, IGlobalSettings globalSettings, IUmbracoVersion umbracoVersion, IUmbracoSettingsSection umbracoSettingsSection, IIOHelper ioHelper, TreeCollection treeCollection, IHttpContextAccessor httpContextAccessor, IHostingEnvironment hostingEnvironment)
         {
             Features = features;
             GlobalSettings = globalSettings;
@@ -17,6 +18,8 @@ namespace Umbraco.Web.Editors
             UmbracoSettingsSection = umbracoSettingsSection;
             IOHelper = ioHelper;
             TreeCollection = treeCollection;
+            HttpContextAccessor = httpContextAccessor;
+            HostingEnvironment = hostingEnvironment;
         }
 
         public UmbracoFeatures Features { get; }
@@ -25,5 +28,7 @@ namespace Umbraco.Web.Editors
         public IUmbracoSettingsSection UmbracoSettingsSection { get; }
         public IIOHelper IOHelper { get; }
         public TreeCollection TreeCollection { get; }
+        public IHttpContextAccessor HttpContextAccessor { get; }
+        public IHostingEnvironment HostingEnvironment { get; }
     }
 }
diff --git a/src/Umbraco.Web/Editors/BackOfficePreviewModel.cs b/src/Umbraco.Web/Editors/BackOfficePreviewModel.cs
index 17baac7b3b..321b08266e 100644
--- a/src/Umbraco.Web/Editors/BackOfficePreviewModel.cs
+++ b/src/Umbraco.Web/Editors/BackOfficePreviewModel.cs
@@ -1,6 +1,7 @@
 using System.Collections.Generic;
 using Umbraco.Core.Configuration;
 using Umbraco.Core.Configuration.UmbracoSettings;
+using Umbraco.Core.Hosting;
 using Umbraco.Core.IO;
 using Umbraco.Core.Models;
 using Umbraco.Web.Features;
@@ -13,8 +14,8 @@ namespace Umbraco.Web.Editors
         private readonly UmbracoFeatures _features;
         public IEnumerable<ILanguage> Languages { get; }
 
-        public BackOfficePreviewModel(UmbracoFeatures features, IGlobalSettings globalSettings, IUmbracoVersion umbracoVersion, IEnumerable<ILanguage> languages, IUmbracoSettingsSection umbracoSettingsSection, IIOHelper ioHelper, TreeCollection treeCollection)
-            : base(features, globalSettings, umbracoVersion, umbracoSettingsSection, ioHelper, treeCollection)
+        public BackOfficePreviewModel(UmbracoFeatures features, IGlobalSettings globalSettings, IUmbracoVersion umbracoVersion, IEnumerable<ILanguage> languages, IUmbracoSettingsSection umbracoSettingsSection, IIOHelper ioHelper, TreeCollection treeCollection, IHttpContextAccessor httpContextAccessor, IHostingEnvironment hostingEnvironment)
+            : base(features, globalSettings, umbracoVersion, umbracoSettingsSection, ioHelper, treeCollection, httpContextAccessor, hostingEnvironment)
         {
             _features = features;
             Languages = languages;
diff --git a/src/Umbraco.Web/Editors/BackOfficeServerVariables.cs b/src/Umbraco.Web/Editors/BackOfficeServerVariables.cs
index 0a545a2b2d..250320f6e8 100644
--- a/src/Umbraco.Web/Editors/BackOfficeServerVariables.cs
+++ b/src/Umbraco.Web/Editors/BackOfficeServerVariables.cs
@@ -21,6 +21,7 @@ using Umbraco.Web.PropertyEditors;
 using Umbraco.Web.Trees;
 using Constants = Umbraco.Core.Constants;
 using Umbraco.Core.Configuration.UmbracoSettings;
+using Umbraco.Core.Hosting;
 using Umbraco.Core.IO;
 
 namespace Umbraco.Web.Editors
@@ -34,25 +35,25 @@ namespace Umbraco.Web.Editors
         private readonly IRuntimeState _runtimeState;
         private readonly UmbracoFeatures _features;
         private readonly IGlobalSettings _globalSettings;
-        private readonly HttpContextBase _httpContext;
-        private readonly IOwinContext _owinContext;
         private readonly IUmbracoVersion _umbracoVersion;
         private readonly IUmbracoSettingsSection _umbracoSettingsSection;
         private readonly IIOHelper _ioHelper;
         private readonly TreeCollection _treeCollection;
+        private readonly IHttpContextAccessor _httpContextAccessor;
+        private readonly IHostingEnvironment _hostingEnvironment;
 
-        internal BackOfficeServerVariables(UrlHelper urlHelper, IRuntimeState runtimeState, UmbracoFeatures features, IGlobalSettings globalSettings, IUmbracoVersion umbracoVersion, IUmbracoSettingsSection umbracoSettingsSection, IIOHelper ioHelper, TreeCollection treeCollection)
+        internal BackOfficeServerVariables(UrlHelper urlHelper, IRuntimeState runtimeState, UmbracoFeatures features, IGlobalSettings globalSettings, IUmbracoVersion umbracoVersion, IUmbracoSettingsSection umbracoSettingsSection, IIOHelper ioHelper, TreeCollection treeCollection, IHttpContextAccessor httpContextAccessor, IHostingEnvironment hostingEnvironment)
         {
             _urlHelper = urlHelper;
             _runtimeState = runtimeState;
             _features = features;
             _globalSettings = globalSettings;
-            _httpContext = _urlHelper.RequestContext.HttpContext;
-            _owinContext = _httpContext.GetOwinContext();
             _umbracoVersion = umbracoVersion;
             _umbracoSettingsSection = umbracoSettingsSection ?? throw new ArgumentNullException(nameof(umbracoSettingsSection));
             _ioHelper = ioHelper ?? throw new ArgumentNullException(nameof(ioHelper));
             _treeCollection = treeCollection ?? throw new ArgumentNullException(nameof(treeCollection));
+            _httpContextAccessor = httpContextAccessor;
+            _hostingEnvironment = hostingEnvironment;
         }
 
         /// <summary>
@@ -364,7 +365,7 @@ namespace Umbraco.Web.Editors
                     }
                 },
                 {
-                    "isDebuggingEnabled", _httpContext.IsDebuggingEnabled
+                    "isDebuggingEnabled", _hostingEnvironment.IsDebugMode
                 },
                 {
                     "application", GetApplicationState()
@@ -373,7 +374,7 @@ namespace Umbraco.Web.Editors
                     "externalLogins", new Dictionary<string, object>
                     {
                         {
-                            "providers", _owinContext.Authentication.GetExternalAuthenticationTypes()
+                            "providers", _httpContextAccessor.HttpContext.GetOwinContext().Authentication.GetExternalAuthenticationTypes()
                                 .Where(p => p.Properties.ContainsKey("UmbracoBackOffice"))
                                 .Select(p => new
                                 {
@@ -460,7 +461,7 @@ namespace Umbraco.Web.Editors
             app.Add("cacheBuster", $"{version}.{_runtimeState.Level}.{ClientDependencySettings.Instance.Version}".GenerateHash());
 
             //useful for dealing with virtual paths on the client side when hosted in virtual directories especially
-            app.Add("applicationPath", _httpContext.Request.ApplicationPath.EnsureEndsWith('/'));
+            app.Add("applicationPath", _httpContextAccessor.HttpContext.Request.ApplicationPath.EnsureEndsWith('/'));
 
             //add the server's GMT time offset in minutes
             app.Add("serverTimeOffset", Convert.ToInt32(DateTimeOffset.Now.Offset.TotalMinutes));
diff --git a/src/Umbraco.Web/Editors/PreviewController.cs b/src/Umbraco.Web/Editors/PreviewController.cs
index 1d8336b921..0b7b4e2b43 100644
--- a/src/Umbraco.Web/Editors/PreviewController.cs
+++ b/src/Umbraco.Web/Editors/PreviewController.cs
@@ -6,6 +6,7 @@ using System.Web.UI;
 using Umbraco.Core;
 using Umbraco.Core.Configuration;
 using Umbraco.Core.Configuration.UmbracoSettings;
+using Umbraco.Core.Hosting;
 using Umbraco.Core.IO;
 using Umbraco.Core.Services;
 using Umbraco.Web.Composing;
@@ -31,6 +32,8 @@ namespace Umbraco.Web.Editors
         private readonly IUmbracoSettingsSection _umbracoSettingsSection;
         private readonly IIOHelper _ioHelper;
         private readonly TreeCollection _treeCollection;
+        private readonly IHttpContextAccessor _httpContextAccessor;
+        private readonly IHostingEnvironment _hostingEnvironment;
 
         public PreviewController(
             UmbracoFeatures features,
@@ -41,7 +44,9 @@ namespace Umbraco.Web.Editors
             IUmbracoVersion umbracoVersion,
             IUmbracoSettingsSection umbracoSettingsSection,
             IIOHelper ioHelper,
-            TreeCollection treeCollection)
+            TreeCollection treeCollection,
+            IHttpContextAccessor httpContextAccessor,
+            IHostingEnvironment hostingEnvironment)
         {
             _features = features;
             _globalSettings = globalSettings;
@@ -52,6 +57,8 @@ namespace Umbraco.Web.Editors
             _umbracoSettingsSection = umbracoSettingsSection ?? throw new ArgumentNullException(nameof(umbracoSettingsSection));
             _ioHelper = ioHelper ?? throw new ArgumentNullException(nameof(ioHelper));
             _treeCollection = treeCollection;
+            _httpContextAccessor = httpContextAccessor;
+            _hostingEnvironment = hostingEnvironment;
         }
 
         [UmbracoAuthorize(redirectToUmbracoLogin: true)]
@@ -60,7 +67,7 @@ namespace Umbraco.Web.Editors
         {
             var availableLanguages = _localizationService.GetAllLanguages();
 
-            var model = new BackOfficePreviewModel(_features, _globalSettings, _umbracoVersion, availableLanguages, _umbracoSettingsSection, _ioHelper, _treeCollection);
+            var model = new BackOfficePreviewModel(_features, _globalSettings, _umbracoVersion, availableLanguages, _umbracoSettingsSection, _ioHelper, _treeCollection, _httpContextAccessor, _hostingEnvironment);
 
             if (model.PreviewExtendedHeaderView.IsNullOrWhiteSpace() == false)
             {
diff --git a/src/Umbraco.Web/HtmlHelperBackOfficeExtensions.cs b/src/Umbraco.Web/HtmlHelperBackOfficeExtensions.cs
index b96ff26a83..1375bc5d98 100644
--- a/src/Umbraco.Web/HtmlHelperBackOfficeExtensions.cs
+++ b/src/Umbraco.Web/HtmlHelperBackOfficeExtensions.cs
@@ -5,6 +5,7 @@ using System.Web;
 using System.Web.Mvc;
 using Microsoft.Owin.Security;
 using Newtonsoft.Json;
+using Umbraco.Core.Hosting;
 using Umbraco.Core.IO;
 using Umbraco.Web.Composing;
 using Umbraco.Web.Editors;
@@ -39,9 +40,9 @@ namespace Umbraco.Web
         /// These are the bare minimal server variables that are required for the application to start without being authenticated,
         /// we will load the rest of the server vars after the user is authenticated.
         /// </remarks>
-        public static IHtmlString BareMinimumServerVariablesScript(this HtmlHelper html, UrlHelper uri, string externalLoginsUrl, UmbracoFeatures features, IGlobalSettings globalSettings, IUmbracoVersion umbracoVersion, IUmbracoSettingsSection umbracoSettingsSection, IIOHelper ioHelper, TreeCollection treeCollection)
+        public static IHtmlString BareMinimumServerVariablesScript(this HtmlHelper html, UrlHelper uri, string externalLoginsUrl, UmbracoFeatures features, IGlobalSettings globalSettings, IUmbracoVersion umbracoVersion, IUmbracoSettingsSection umbracoSettingsSection, IIOHelper ioHelper, TreeCollection treeCollection, IHttpContextAccessor httpContextAccessor, IHostingEnvironment hostingEnvironment)
         {
-            var serverVars = new BackOfficeServerVariables(uri, Current.RuntimeState, features, globalSettings, umbracoVersion, umbracoSettingsSection, ioHelper, treeCollection);
+            var serverVars = new BackOfficeServerVariables(uri, Current.RuntimeState, features, globalSettings, umbracoVersion, umbracoSettingsSection, ioHelper, treeCollection, httpContextAccessor, hostingEnvironment);
             var minVars = serverVars.BareMinimumServerVariables();
 
             var str = @"<script type=""text/javascript"">
diff --git a/src/Umbraco.Web/HtmlHelperRenderExtensions.cs b/src/Umbraco.Web/HtmlHelperRenderExtensions.cs
index 38de699b7d..d361ca0af2 100644
--- a/src/Umbraco.Web/HtmlHelperRenderExtensions.cs
+++ b/src/Umbraco.Web/HtmlHelperRenderExtensions.cs
@@ -105,7 +105,7 @@ namespace Umbraco.Web
                 var contextualKey = contextualKeyBuilder(model, viewData);
                 cacheKey.AppendFormat("c{0}-", contextualKey);
             }
-            return Current.AppCaches.CachedPartialView(htmlHelper, partialViewName, model, cachedSeconds, cacheKey.ToString(), viewData);
+            return Current.AppCaches.CachedPartialView(Current.HostingEnvironment, htmlHelper, partialViewName, model, cachedSeconds, cacheKey.ToString(), viewData);
         }
 
         public static MvcHtmlString EditorFor<T>(this HtmlHelper htmlHelper, string templateName = "", string htmlFieldName = "", object additionalViewData = null)
diff --git a/src/Umbraco.Web/Mvc/MinifyJavaScriptResultAttribute.cs b/src/Umbraco.Web/Mvc/MinifyJavaScriptResultAttribute.cs
index 8dee11b844..49eee35598 100644
--- a/src/Umbraco.Web/Mvc/MinifyJavaScriptResultAttribute.cs
+++ b/src/Umbraco.Web/Mvc/MinifyJavaScriptResultAttribute.cs
@@ -2,6 +2,8 @@
 using System.Web.UI;
 using ClientDependency.Core;
 using ClientDependency.Core.CompositeFiles;
+using Umbraco.Composing;
+using Umbraco.Core.Hosting;
 
 namespace Umbraco.Web.Mvc
 {
@@ -13,6 +15,18 @@ namespace Umbraco.Web.Mvc
     /// </remarks>
     public class MinifyJavaScriptResultAttribute : ActionFilterAttribute
     {
+        private readonly IHostingEnvironment _hostingEnvironment;
+
+        public MinifyJavaScriptResultAttribute()
+        {
+            _hostingEnvironment = Current.HostingEnvironment;
+        }
+
+        public MinifyJavaScriptResultAttribute(IHostingEnvironment hostingEnvironment)
+        {
+            _hostingEnvironment = hostingEnvironment;
+        }
+
         /// <summary>
         /// Minify the result if in release mode
         /// </summary>
@@ -24,7 +38,7 @@ namespace Umbraco.Web.Mvc
             if (filterContext.Result == null) return;
             var jsResult = filterContext.Result as JavaScriptResult;
             if (jsResult == null) return;
-            if (filterContext.HttpContext.IsDebuggingEnabled) return;
+            if (_hostingEnvironment.IsDebugMode) return;
 
             //minify the result
             var result = jsResult.Script;
diff --git a/src/Umbraco.Web/Mvc/UmbracoController.cs b/src/Umbraco.Web/Mvc/UmbracoController.cs
index 68605a9086..fd5ce6073e 100644
--- a/src/Umbraco.Web/Mvc/UmbracoController.cs
+++ b/src/Umbraco.Web/Mvc/UmbracoController.cs
@@ -33,7 +33,7 @@ namespace Umbraco.Web.Mvc
         /// <summary>
         /// Gets or sets the Umbraco context accessor.
         /// </summary>
-        public virtual IUmbracoContextAccessor UmbracoContextAccessor { get; set; }
+        public IUmbracoContextAccessor UmbracoContextAccessor { get; set; }
 
         /// <summary>
         /// Gets or sets the services context.