NetCore: Abstract ConfigurationManager references

src/Umbraco.Abstractions/IActiveDirectorySettings.cs

@@ -0,0 +1,7 @@
+namespace Umbraco.Abstractions
+{
+    public interface IActiveDirectorySettings
+    {
+        string ActiveDirectoryDomain { get; }
+    }
+}

src/Umbraco.Abstractions/IExceptionFilterSettings.cs

@@ -0,0 +1,7 @@
+namespace Umbraco.Abstractions
+{
+    public interface IExceptionFilterSettings
+    {
+        bool Disabled { get; }    
+    }
+}

src/Umbraco.Abstractions/IIndexCreatorSettings.cs

@@ -0,0 +1,7 @@
+namespace Umbraco.Abstractions
+{
+    public interface IIndexCreatorSettings
+    {
+        string LuceneDirectoryFactory { get; }
+    }
+}

src/Umbraco.Abstractions/IModelsBuilderConfig.cs

@@ -1,4 +1,4 @@
-namespace Umbraco.ModelsBuilder.Embedded.Configuration
+namespace Umbraco.Abstractions
 {
     public interface IModelsBuilderConfig
     {

src/Umbraco.Abstractions/INuCacheSettings.cs

@@ -0,0 +1,7 @@
+namespace Umbraco.Abstractions
+{
+    public interface INuCacheSettings
+    {
+        string BTreeBlockSize { get; }
+    }
+}

src/Umbraco.Abstractions/IRuntimeSettings.cs

@@ -0,0 +1,8 @@
+namespace Umbraco.Abstractions
+{
+    public interface IRuntimeSettings
+    {
+        int? MaxQueryStringLength { get; }
+        int? MaxRequestLength { get; }
+    }
+}

src/Umbraco.Abstractions/ITypeFinderSettings.cs

@@ -0,0 +1,7 @@
+namespace Umbraco.Abstractions
+{
+    public interface ITypeFinderSettings
+    {
+        string AssembliesAcceptingLoadExceptions { get; }
+    }
+}

src/Umbraco.Abstractions/ModelsMode.cs

@@ -1,4 +1,4 @@
-namespace Umbraco.ModelsBuilder.Embedded.Configuration
+namespace Umbraco.Abstractions
 {
     /// <summary>
     /// Defines the models generation modes.

src/Umbraco.Abstractions/Umbraco.Abstractions.csproj

@@ -0,0 +1,7 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>netstandard2.0</TargetFramework>
+  </PropertyGroup>
+
+</Project>

src/Umbraco.Configuration/ActiveDirectorySettings.cs

@@ -0,0 +1,15 @@
+using System.Configuration;
+using Umbraco.Abstractions;
+
+namespace Umbraco.Configuration
+{
+    public class ActiveDirectory : IActiveDirectorySettings
+    {
+        public ActiveDirectory()
+        {
+            ActiveDirectoryDomain = ConfigurationManager.AppSettings["ActiveDirectoryDomain"];
+        }
+
+        public string ActiveDirectoryDomain { get; }
+    }
+}

src/Umbraco.Configuration/ExceptionFilterSettings.cs

@@ -0,0 +1,18 @@
+using System.Configuration;
+using Umbraco.Abstractions;
+
+namespace Umbraco.Configuration
+{
+    public class ExceptionFilterSettings : IExceptionFilterSettings
+    {
+        public ExceptionFilterSettings()
+        {
+            if (bool.TryParse(ConfigurationManager.AppSettings["Umbraco.Web.DisableModelBindingExceptionFilter"],
+                out var disabled))
+            {
+                Disabled = disabled;
+            }
+        }
+        public bool Disabled { get; }
+    }
+}

src/Umbraco.Configuration/GlobalSettings.cs

@@ -382,6 +382,10 @@ namespace Umbraco.Core.Configuration
         private string _databaseFactoryServerVersion;
         public string DatabaseFactoryServerVersion => GetterWithDefaultValue(Constants.AppSettings.Debug.DatabaseFactoryServerVersion, string.Empty, ref _databaseFactoryServerVersion);
 
+        private string _mainDomLock;
+
+        public string MainDomLock => GetterWithDefaultValue(Constants.AppSettings.MainDomLock, string.Empty, ref _mainDomLock);
+
         private T GetterWithDefaultValue<T>(string appSettingKey, T defaultValue, ref T backingField)
         {
             if (backingField != null) return backingField;

src/Umbraco.Configuration/IndexCreatorSettings.cs

@@ -0,0 +1,15 @@
+using System.Configuration;
+using Umbraco.Abstractions;
+
+namespace Umbraco.Configuration
+{
+    public class IndexCreatorSettings : IIndexCreatorSettings
+    {
+        public IndexCreatorSettings()
+        {
+           LuceneDirectoryFactory = ConfigurationManager.AppSettings["Umbraco.Examine.LuceneDirectoryFactory"]; 
+        }
+
+        public string LuceneDirectoryFactory { get; }
+    }
+}

src/Umbraco.Configuration/ModelsBuilderConfig.cs

@@ -2,11 +2,11 @@
 using System.Configuration;
 using System.IO;
 using System.Threading;
-using System.Web.Configuration;
+using Umbraco.Abstractions;
 using Umbraco.Core;
 using Umbraco.Core.IO;
 
-namespace Umbraco.ModelsBuilder.Embedded.Configuration
+namespace Umbraco.Configuration
 {
     /// <summary>
     /// Represents the models builder configuration.
@@ -174,8 +174,13 @@ namespace Umbraco.ModelsBuilder.Embedded.Configuration
         {
             get
             {
-                var section = (CompilationSection)ConfigurationManager.GetSection("system.web/compilation");
-                return section != null && section.Debug;
+                if (ConfigurationManager.GetSection("system.web/compilation") is ConfigurationSection section &&
+                    bool.TryParse(section.ElementInformation.Properties["debug"].Value.ToString(), out var isDebug))
+                {
+                    return isDebug;
+                }
+
+                return false;
             }
         }
 

src/Umbraco.Configuration/ModelsModeExtensions.cs

@@ -1,4 +1,6 @@
-namespace Umbraco.ModelsBuilder.Embedded.Configuration
+using Umbraco.Abstractions;
+
+namespace Umbraco.Configuration
 {
     /// <summary>
     /// Provides extensions for the <see cref="ModelsMode"/> enumeration.

src/Umbraco.Configuration/NuCacheSettings.cs

@@ -0,0 +1,14 @@
+using System.Configuration;
+using Umbraco.Abstractions;
+
+namespace Umbraco.Configuration
+{
+    public class NuCacheSettings : INuCacheSettings
+    {
+        public NuCacheSettings()
+        {
+            BTreeBlockSize = ConfigurationManager.AppSettings["Umbraco.Web.PublishedCache.NuCache.BTree.BlockSize"];
+        }
+        public string BTreeBlockSize { get; }
+    }
+}

src/Umbraco.Configuration/RuntimeSettings.cs

@@ -0,0 +1,29 @@
+using System.Configuration;
+using Umbraco.Abstractions;
+
+namespace Umbraco.Configuration
+{
+    public class RuntimeSettings : IRuntimeSettings
+    {
+        public RuntimeSettings()
+        {
+            if (ConfigurationManager.GetSection("system.web/httpRuntime") is ConfigurationSection section)
+            {
+                var maxRequestLengthProperty = section.ElementInformation.Properties["maxRequestLength"];
+                if (maxRequestLengthProperty != null && maxRequestLengthProperty.Value is int requestLength)
+                {
+                    MaxRequestLength = requestLength;
+                }
+
+                var maxQueryStringProperty = section.ElementInformation.Properties["maxQueryStringLength"];
+                if (maxQueryStringProperty != null && maxQueryStringProperty.Value is int maxQueryStringLength)
+                {
+                    MaxQueryStringLength = maxQueryStringLength;
+                }
+            }
+        }
+        public int? MaxQueryStringLength { get; }
+        public int? MaxRequestLength { get; }
+        
+    }
+}

src/Umbraco.Configuration/TypeFinderSettings.cs

@@ -0,0 +1,17 @@
+using System.Configuration;
+using Umbraco.Abstractions;
+using Umbraco.Core;
+
+namespace Umbraco.Configuration
+{
+    public class TypeFinderSettings : ITypeFinderSettings
+    {
+        public TypeFinderSettings()
+        {
+            AssembliesAcceptingLoadExceptions = ConfigurationManager.AppSettings[
+                Constants.AppSettings.AssembliesAcceptingLoadExceptions];
+        }
+
+        public string AssembliesAcceptingLoadExceptions { get; }
+    }
+}

src/Umbraco.Configuration/Umbraco.Configuration.csproj

@@ -26,6 +26,7 @@
     </ItemGroup>
 
     <ItemGroup>
+      <ProjectReference Include="..\Umbraco.Abstractions\Umbraco.Abstractions.csproj" />
       <ProjectReference Include="..\Umbraco.Core\Umbraco.Core.csproj" />
     </ItemGroup>
 

src/Umbraco.Core/Configuration/IGlobalSettings.cs

@@ -95,5 +95,6 @@
         bool DisableElectionForSingleServer { get; }
         string RegisterType { get; }
         string DatabaseFactoryServerVersion { get; }
+        string MainDomLock { get; }
     }
 }

src/Umbraco.Core/Configuration/UmbracoSettings/ITypeFinderConfig.cs

@@ -1,6 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Text;
+using System.Collections.Generic;
 
 namespace Umbraco.Core.Configuration.UmbracoSettings
 {

src/Umbraco.Examine.Lucene/LuceneIndexCreator.cs

@@ -1,10 +1,10 @@
 using System;
 using System.Collections.Generic;
-using System.Configuration;
 using System.IO;
 using Examine;
 using Examine.LuceneEngine.Directories;
 using Lucene.Net.Store;
+using Umbraco.Abstractions;
 using Umbraco.Core;
 using Umbraco.Core.Composing;
 using Umbraco.Core.IO;
@@ -19,11 +19,13 @@ namespace Umbraco.Examine
     {
         private readonly ITypeFinder _typeFinder;
         private readonly IIOHelper _ioHelper;
+        private readonly IIndexCreatorSettings _settings;
 
-        protected LuceneIndexCreator(ITypeFinder typeFinder, IIOHelper ioHelper)
+        protected LuceneIndexCreator(ITypeFinder typeFinder, IIOHelper ioHelper, IIndexCreatorSettings settings)
         {
             _typeFinder = typeFinder;
             _ioHelper = ioHelper;
+            _settings = settings;
         }
 
         public abstract IEnumerable<IIndex> Create();
@@ -43,7 +45,8 @@ namespace Umbraco.Examine
                 System.IO.Directory.CreateDirectory(dirInfo.FullName);
 
             //check if there's a configured directory factory, if so create it and use that to create the lucene dir
-            var configuredDirectoryFactory = ConfigurationManager.AppSettings["Umbraco.Examine.LuceneDirectoryFactory"];
+            var configuredDirectoryFactory = _settings.LuceneDirectoryFactory;
+                
             if (!configuredDirectoryFactory.IsNullOrWhiteSpace())
             {
                 //this should be a fully qualified type

src/Umbraco.Examine.Lucene/Umbraco.Examine.Lucene.csproj

@@ -26,6 +26,7 @@
     </ItemGroup>
 
     <ItemGroup>
+      <ProjectReference Include="..\Umbraco.Abstractions\Umbraco.Abstractions.csproj" />
       <ProjectReference Include="..\Umbraco.Core\Umbraco.Core.csproj" />
       <ProjectReference Include="..\Umbraco.Infrastructure\Umbraco.Infrastructure.csproj" />
     </ItemGroup>

src/Umbraco.Examine.Lucene/UmbracoIndexesCreator.cs

@@ -4,6 +4,7 @@ using Umbraco.Core.Services;
 using Lucene.Net.Analysis.Standard;
 using Examine.LuceneEngine;
 using Examine;
+using Umbraco.Abstractions;
 using Umbraco.Core;
 using Umbraco.Core.Composing;
 using Umbraco.Core.IO;
@@ -25,7 +26,8 @@ namespace Umbraco.Examine
             IMemberService memberService,
             IUmbracoIndexConfig umbracoIndexConfig,
             IIOHelper ioHelper,
-            IRuntimeState runtimeState) : base(typeFinder, ioHelper)
+            IRuntimeState runtimeState,
+            IIndexCreatorSettings settings) : base(typeFinder, ioHelper, settings)
         {
             ProfilingLogger = profilingLogger ?? throw new System.ArgumentNullException(nameof(profilingLogger));
             LanguageService = languageService ?? throw new System.ArgumentNullException(nameof(languageService));

src/Umbraco.Infrastructure/Composing/CompositionExtensions/Configuration.cs

@@ -1,4 +1,6 @@
-using Umbraco.Core.Configuration.UmbracoSettings;
+using Umbraco.Abstractions;
+using Umbraco.Configuration;
+using Umbraco.Core.Configuration.UmbracoSettings;
 
 namespace Umbraco.Core.Composing.CompositionExtensions
 {
@@ -16,6 +18,14 @@ namespace Umbraco.Core.Composing.CompositionExtensions
             composition.RegisterUnique(factory => factory.GetInstance<IUmbracoSettingsSection>().RequestHandler);
             composition.RegisterUnique(factory => factory.GetInstance<IUmbracoSettingsSection>().Security);
 
+            composition.RegisterUnique<IIndexCreatorSettings, IndexCreatorSettings>();
+            composition.RegisterUnique<INuCacheSettings, NuCacheSettings>();
+            composition.RegisterUnique<ITypeFinderSettings, TypeFinderSettings>();
+            composition.RegisterUnique<IRuntimeSettings, RuntimeSettings>();
+            composition.RegisterUnique<IActiveDirectorySettings, IActiveDirectorySettings>();
+            composition.RegisterUnique<IExceptionFilterSettings, ExceptionFilterSettings>();
+            composition.RegisterUnique<IModelsBuilderConfig, ModelsBuilderConfig>();
+
             return composition;
         }
     }

src/Umbraco.Infrastructure/Umbraco.Infrastructure.csproj

@@ -62,6 +62,8 @@
     </ItemGroup>
 
     <ItemGroup>
+      <ProjectReference Include="..\Umbraco.Abstractions\Umbraco.Abstractions.csproj" />
+      <ProjectReference Include="..\Umbraco.Configuration\Umbraco.Configuration.csproj" />
       <ProjectReference Include="..\Umbraco.Core\Umbraco.Core.csproj" />
     </ItemGroup>
 

src/Umbraco.ModelsBuilder.Embedded/BackOffice/ContentTypeModelValidator.cs

@@ -1,4 +1,4 @@
-using Umbraco.ModelsBuilder.Embedded.Configuration;
+using Umbraco.Abstractions;
 using Umbraco.Web.Models.ContentEditing;
 
 namespace Umbraco.ModelsBuilder.Embedded.BackOffice

src/Umbraco.ModelsBuilder.Embedded/BackOffice/ContentTypeModelValidatorBase.cs

@@ -1,9 +1,9 @@
 using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
 using System.Linq;
+using Umbraco.Abstractions;
 using Umbraco.Core;
 using Umbraco.Core.Models.PublishedContent;
-using Umbraco.ModelsBuilder.Embedded.Configuration;
 using Umbraco.Web.Editors;
 using Umbraco.Web.Models.ContentEditing;
 

src/Umbraco.ModelsBuilder.Embedded/BackOffice/DashboardReport.cs

@@ -1,5 +1,6 @@
 using System.Text;
-using Umbraco.ModelsBuilder.Embedded.Configuration;
+using Umbraco.Abstractions;
+using Umbraco.Configuration;
 
 namespace Umbraco.ModelsBuilder.Embedded.BackOffice
 {

src/Umbraco.ModelsBuilder.Embedded/BackOffice/MediaTypeModelValidator.cs

@@ -1,4 +1,4 @@
-using Umbraco.ModelsBuilder.Embedded.Configuration;
+using Umbraco.Abstractions;
 using Umbraco.Web.Models.ContentEditing;
 
 namespace Umbraco.ModelsBuilder.Embedded.BackOffice

src/Umbraco.ModelsBuilder.Embedded/BackOffice/MemberTypeModelValidator.cs

@@ -1,4 +1,4 @@
-using Umbraco.ModelsBuilder.Embedded.Configuration;
+using Umbraco.Abstractions;
 using Umbraco.Web.Models.ContentEditing;
 
 namespace Umbraco.ModelsBuilder.Embedded.BackOffice

src/Umbraco.ModelsBuilder.Embedded/BackOffice/ModelsBuilderDashboardController.cs

@@ -3,9 +3,10 @@ using System.Net;
 using System.Net.Http;
 using System.Runtime.Serialization;
 using System.Web.Hosting;
+using Umbraco.Abstractions;
+using Umbraco.Configuration;
 using Umbraco.Core.Exceptions;
 using Umbraco.ModelsBuilder.Embedded.Building;
-using Umbraco.ModelsBuilder.Embedded.Configuration;
 using Umbraco.Web.Editors;
 using Umbraco.Web.WebApi.Filters;
 

src/Umbraco.ModelsBuilder.Embedded/Building/Builder.cs

@@ -1,7 +1,8 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
-using Umbraco.ModelsBuilder.Embedded.Configuration;
+using Umbraco.Abstractions;
+using Umbraco.Configuration;
 
 namespace Umbraco.ModelsBuilder.Embedded.Building
 {

src/Umbraco.ModelsBuilder.Embedded/Building/ModelsGenerator.cs

@@ -1,6 +1,6 @@
 using System.IO;
 using System.Text;
-using Umbraco.ModelsBuilder.Embedded.Configuration;
+using Umbraco.Abstractions;
 
 namespace Umbraco.ModelsBuilder.Embedded.Building
 {

src/Umbraco.ModelsBuilder.Embedded/Building/TextBuilder.cs

@@ -3,7 +3,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Text.RegularExpressions;
-using Umbraco.ModelsBuilder.Embedded.Configuration;
+using Umbraco.Abstractions;
 
 namespace Umbraco.ModelsBuilder.Embedded.Building
 {

src/Umbraco.ModelsBuilder.Embedded/Compose/ModelsBuilderComponent.cs

@@ -4,13 +4,14 @@ using System.Reflection;
 using System.Web;
 using System.Web.Mvc;
 using System.Web.Routing;
+using Umbraco.Abstractions;
+using Umbraco.Configuration;
 using Umbraco.Core.Composing;
 using Umbraco.Core.IO;
 using Umbraco.Core.Services;
 using Umbraco.Core.Services.Implement;
 using Umbraco.Core.Strings;
 using Umbraco.ModelsBuilder.Embedded.BackOffice;
-using Umbraco.ModelsBuilder.Embedded.Configuration;
 using Umbraco.Web;
 using Umbraco.Web.JavaScript;
 using Umbraco.Web.Mvc;

src/Umbraco.ModelsBuilder.Embedded/Compose/ModelsBuilderComposer.cs

@@ -1,12 +1,12 @@
 using System.Linq;
 using System.Reflection;
+using Umbraco.Abstractions;
+using Umbraco.Configuration;
 using Umbraco.Core;
 using Umbraco.Core.Logging;
 using Umbraco.Core.Composing;
 using Umbraco.Core.Models.PublishedContent;
 using Umbraco.ModelsBuilder.Embedded.Building;
-using Umbraco.ModelsBuilder.Embedded.Configuration;
-using Umbraco.Web;
 
 namespace Umbraco.ModelsBuilder.Embedded.Compose
 {

src/Umbraco.ModelsBuilder.Embedded/ConfigsExtensions.cs

@@ -1,5 +1,5 @@
-using Umbraco.Core.Configuration;
-using Umbraco.ModelsBuilder.Embedded.Configuration;
+using Umbraco.Abstractions;
+using Umbraco.Core.Configuration;
 
 namespace Umbraco.ModelsBuilder.Embedded
 {

src/Umbraco.ModelsBuilder.Embedded/LiveModelsProvider.cs

@@ -1,10 +1,10 @@
 using System;
 using System.Threading;
-using System.Web.Hosting;
+using Umbraco.Abstractions;
+using Umbraco.Configuration;
 using Umbraco.Core.Hosting;
 using Umbraco.Core.Logging;
 using Umbraco.ModelsBuilder.Embedded.Building;
-using Umbraco.ModelsBuilder.Embedded.Configuration;
 using Umbraco.Web.Cache;
 
 namespace Umbraco.ModelsBuilder.Embedded

src/Umbraco.ModelsBuilder.Embedded/ModelsGenerationError.cs

@@ -1,7 +1,7 @@
 using System;
 using System.IO;
 using System.Text;
-using Umbraco.ModelsBuilder.Embedded.Configuration;
+using Umbraco.Abstractions;
 
 namespace Umbraco.ModelsBuilder.Embedded
 {

src/Umbraco.ModelsBuilder.Embedded/OutOfDateModelsStatus.cs

@@ -1,5 +1,5 @@
 using System.IO;
-using Umbraco.ModelsBuilder.Embedded.Configuration;
+using Umbraco.Abstractions;
 using Umbraco.Web.Cache;
 
 namespace Umbraco.ModelsBuilder.Embedded

src/Umbraco.ModelsBuilder.Embedded/PureLiveModelFactory.cs

@@ -11,12 +11,12 @@ using System.Threading;
 using System.Web;
 using System.Web.Compilation;
 using System.Web.WebPages.Razor;
+using Umbraco.Abstractions;
 using Umbraco.Core;
 using Umbraco.Core.Hosting;
 using Umbraco.Core.Logging;
 using Umbraco.Core.Models.PublishedContent;
 using Umbraco.ModelsBuilder.Embedded.Building;
-using Umbraco.ModelsBuilder.Embedded.Configuration;
 using File = System.IO.File;
 
 namespace Umbraco.ModelsBuilder.Embedded

src/Umbraco.ModelsBuilder.Embedded/Umbraco.ModelsBuilder.Embedded.csproj

@@ -59,10 +59,6 @@
     <Compile Include="Building\TypeModel.cs" />
     <Compile Include="Compose\DisabledModelsBuilderComponent.cs" />
     <Compile Include="ConfigsExtensions.cs" />
-    <Compile Include="Configuration\IModelsBuilderConfig.cs" />
-    <Compile Include="Configuration\ModelsBuilderConfig.cs" />
-    <Compile Include="Configuration\ModelsMode.cs" />
-    <Compile Include="Configuration\ModelsModeExtensions.cs" />
     <Compile Include="BackOffice\DashboardReport.cs" />
     <Compile Include="ImplementPropertyTypeAttribute.cs" />
     <Compile Include="ModelsBuilderAssemblyAttribute.cs" />
@@ -101,6 +97,14 @@
     </PackageReference>
   </ItemGroup>
   <ItemGroup>
+    <ProjectReference Include="..\Umbraco.Abstractions\Umbraco.Abstractions.csproj">
+      <Project>{D369E986-00D5-4F49-9B2D-E7A8F0C9EEDD}</Project>
+      <Name>Umbraco.Abstractions</Name>
+    </ProjectReference>
+    <ProjectReference Include="..\Umbraco.Configuration\Umbraco.Configuration.csproj">
+      <Project>{FBE7C065-DAC0-4025-A78B-63B24D3AB00B}</Project>
+      <Name>Umbraco.Configuration</Name>
+    </ProjectReference>
     <ProjectReference Include="..\Umbraco.Core\Umbraco.Core.csproj">
       <Project>{29aa69d9-b597-4395-8d42-43b1263c240a}</Project>
       <Name>Umbraco.Core</Name>
@@ -123,6 +127,8 @@
       <Version>5.2.7</Version>
     </PackageReference>
   </ItemGroup>
-  <ItemGroup />
+  <ItemGroup>
+    <Folder Include="Configuration\" />
+  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
 </Project>

src/Umbraco.PublishedCache.NuCache/DataSource/BTree.cs

@@ -1,12 +1,13 @@
 using System.Configuration;
 using CSharpTest.Net.Collections;
 using CSharpTest.Net.Serialization;
+using Umbraco.Abstractions;
 
 namespace Umbraco.Web.PublishedCache.NuCache.DataSource
 {
     internal class BTree
     {
-        public static BPlusTree<int, ContentNodeKit> GetTree(string filepath, bool exists)
+        public static BPlusTree<int, ContentNodeKit> GetTree(string filepath, bool exists, INuCacheSettings settings)
         {
             var keySerializer = new PrimitiveSerializer();
             var valueSerializer = new ContentNodeKitSerializer();
@@ -19,7 +20,7 @@ namespace Umbraco.Web.PublishedCache.NuCache.DataSource
                 CachePolicy = CachePolicy.None,
 
                 // default is 4096, min 2^9 = 512, max 2^16 = 64K
-                FileBlockSize = GetBlockSize(),
+                FileBlockSize = GetBlockSize(settings),
 
                 // other options?
             };
@@ -32,11 +33,11 @@ namespace Umbraco.Web.PublishedCache.NuCache.DataSource
             return tree;
         }
 
-        private static int GetBlockSize()
+        private static int GetBlockSize(INuCacheSettings settings)
         {
             var blockSize = 4096;
 
-            var appSetting = ConfigurationManager.AppSettings["Umbraco.Web.PublishedCache.NuCache.BTree.BlockSize"];
+            var appSetting = settings.BTreeBlockSize;
             if (appSetting == null)
                 return blockSize;
 

src/Umbraco.PublishedCache.NuCache/PublishedSnapshotService.cs

@@ -6,6 +6,7 @@ using System.Linq;
 using System.Threading;
 using CSharpTest.Net.Collections;
 using Newtonsoft.Json;
+using Umbraco.Abstractions;
 using Umbraco.Core;
 using Umbraco.Core.Cache;
 using Umbraco.Core.Composing;
@@ -53,6 +54,7 @@ namespace Umbraco.Web.PublishedCache.NuCache
         private readonly IHostingEnvironment _hostingEnvironment;
         private readonly IShortStringHelper _shortStringHelper;
         private readonly IIOHelper _ioHelper;
+        private readonly INuCacheSettings _config;
 
         // volatile because we read it with no lock
         private volatile bool _isReady;
@@ -90,7 +92,8 @@ namespace Umbraco.Web.PublishedCache.NuCache
             ITypeFinder typeFinder,
             IHostingEnvironment hostingEnvironment,
             IShortStringHelper shortStringHelper,
-            IIOHelper ioHelper)
+            IIOHelper ioHelper,
+            INuCacheSettings config)
             : base(publishedSnapshotAccessor, variationContextAccessor)
         {
             //if (Interlocked.Increment(ref _singletonCheck) > 1)
@@ -111,6 +114,7 @@ namespace Umbraco.Web.PublishedCache.NuCache
             _hostingEnvironment = hostingEnvironment;
             _shortStringHelper = shortStringHelper;
             _ioHelper = ioHelper;
+            _config = config;
 
             // we need an Xml serializer here so that the member cache can support XPath,
             // for members this is done by navigating the serialized-to-xml member
@@ -197,8 +201,8 @@ namespace Umbraco.Web.PublishedCache.NuCache
             _localMediaDbExists = File.Exists(localMediaDbPath);
 
             // if both local databases exist then GetTree will open them, else new databases will be created
-            _localContentDb = BTree.GetTree(localContentDbPath, _localContentDbExists);
-            _localMediaDb = BTree.GetTree(localMediaDbPath, _localMediaDbExists);
+            _localContentDb = BTree.GetTree(localContentDbPath, _localContentDbExists, _config);
+            _localMediaDb = BTree.GetTree(localMediaDbPath, _localMediaDbExists, _config);
 
             _logger.Info<PublishedSnapshotService>("Registered with MainDom, localContentDbExists? {LocalContentDbExists}, localMediaDbExists? {LocalMediaDbExists}", _localContentDbExists, _localMediaDbExists);
         }

src/Umbraco.PublishedCache.NuCache/Umbraco.PublishedCache.NuCache.csproj

@@ -12,6 +12,7 @@
     </ItemGroup>
 
     <ItemGroup>
+        <ProjectReference Include="..\Umbraco.Abstractions\Umbraco.Abstractions.csproj" />
         <ProjectReference Include="..\Umbraco.Core\Umbraco.Core.csproj" />
         <ProjectReference Include="..\Umbraco.Infrastructure\Umbraco.Infrastructure.csproj" />
     </ItemGroup>

src/Umbraco.Tests/ModelsBuilder/BuilderTests.cs

@@ -4,10 +4,10 @@ using System.Linq;
 using System.Text;
 using Moq;
 using NUnit.Framework;
+using Umbraco.Abstractions;
 using Umbraco.Core.Models.PublishedContent;
 using Umbraco.ModelsBuilder.Embedded;
 using Umbraco.ModelsBuilder.Embedded.Building;
-using Umbraco.ModelsBuilder.Embedded.Configuration;
 
 namespace Umbraco.Tests.ModelsBuilder
 {

src/Umbraco.Tests/ModelsBuilder/ConfigTests.cs

@@ -1,6 +1,6 @@
 using System.Configuration;
 using NUnit.Framework;
-using Umbraco.ModelsBuilder.Embedded.Configuration;
+using Umbraco.Configuration;
 using Umbraco.Tests.TestHelpers;
 
 namespace Umbraco.Tests.ModelsBuilder

src/Umbraco.Tests/PublishedContent/NuCacheChildrenTests.cs

@@ -4,6 +4,7 @@ using System.Data;
 using System.Linq;
 using Moq;
 using NUnit.Framework;
+using Umbraco.Abstractions;
 using Umbraco.Core;
 using Umbraco.Core.Composing;
 using Umbraco.Core.Configuration;
@@ -144,6 +145,7 @@ namespace Umbraco.Tests.PublishedContent
             _source = new TestDataSource(kits);
 
             var typeFinder = new TypeFinder(Mock.Of<ILogger>());
+            var settings = Mock.Of<INuCacheSettings>();
 
 
             // at last, create the complete NuCache snapshot service!
@@ -169,7 +171,8 @@ namespace Umbraco.Tests.PublishedContent
                 typeFinder,
                 hostingEnvironment,
                 new MockShortStringHelper(),
-                TestHelper.IOHelper);
+                TestHelper.IOHelper,
+                settings);
 
             // invariant is the current default
             _variationAccesor.VariationContext = new VariationContext();

src/Umbraco.Tests/PublishedContent/NuCacheTests.cs

@@ -4,6 +4,7 @@ using System.Data;
 using System.Linq;
 using Moq;
 using NUnit.Framework;
+using Umbraco.Abstractions;
 using Umbraco.Core;
 using Umbraco.Core.Composing;
 using Umbraco.Core.Configuration;
@@ -185,6 +186,7 @@ namespace Umbraco.Tests.PublishedContent
             _variationAccesor = new TestVariationContextAccessor();
 
             var typeFinder = new TypeFinder(Mock.Of<ILogger>());
+            var settings = Mock.Of<INuCacheSettings>();
 
             // at last, create the complete NuCache snapshot service!
             var options = new PublishedSnapshotServiceOptions { IgnoreLocalDb = true };
@@ -209,7 +211,8 @@ namespace Umbraco.Tests.PublishedContent
                 typeFinder,
                 TestHelper.GetHostingEnvironment(),
                 new MockShortStringHelper(),
-                TestHelper.IOHelper);
+                TestHelper.IOHelper,
+                settings);
 
             // invariant is the current default
             _variationAccesor.VariationContext = new VariationContext();

src/Umbraco.Tests/Routing/RenderRouteHandlerTests.cs

@@ -2,10 +2,8 @@
 using System.Linq;
 using System.Web.Mvc;
 using System.Web.Routing;
-using System.Web.Security;
 using Moq;
 using NUnit.Framework;
-using NUnit.Framework.Internal;
 using Umbraco.Core;
 using Umbraco.Core.Cache;
 using Umbraco.Core.Logging;
@@ -17,22 +15,17 @@ using Umbraco.Web.Models;
 using Umbraco.Web.Mvc;
 using Umbraco.Web.WebApi;
 using Umbraco.Core.Strings;
-using Umbraco.Core.Composing;
 using Umbraco.Core.Configuration;
 using Umbraco.Core.Dictionary;
 using Umbraco.Core.Hosting;
 using Umbraco.Core.IO;
 using Umbraco.Core.Models.PublishedContent;
-using Umbraco.Core.Persistence;
 using Umbraco.Core.Services;
 using Umbraco.Tests.PublishedContent;
 using Umbraco.Tests.Testing;
 using Umbraco.Tests.Testing.Objects.Accessors;
-using Umbraco.Web.PublishedCache;
 using Umbraco.Web.Runtime;
-using Umbraco.Web.Security;
 using Current = Umbraco.Web.Composing.Current;
-using Umbraco.Web.Security.Providers;
 using ILogger = Umbraco.Core.Logging.ILogger;
 
 namespace Umbraco.Tests.Routing
@@ -141,7 +134,7 @@ namespace Umbraco.Tests.Routing
             var url = "~/dummy-page";
             var template = CreateTemplate(templateName);
             var route = RouteTable.Routes["Umbraco_default"];
-            var routeData = new RouteData() {Route = route};
+            var routeData = new RouteData() { Route = route };
             var umbracoContext = GetUmbracoContext("~/dummy-page", template.Id, routeData, true);
             var httpContext = GetHttpContextFactory(url, routeData).HttpContext;
             var httpContextAccessor = TestHelper.GetHttpContextAccessor(httpContext);
@@ -156,12 +149,12 @@ namespace Umbraco.Tests.Routing
 
             var handler = new RenderRouteHandler(umbracoContext, new TestControllerFactory(umbracoContextAccessor, Mock.Of<ILogger>(), context =>
                 {
-                  return new CustomDocumentController(Factory.GetInstance<IGlobalSettings>(),
-                        umbracoContextAccessor,
-                        Factory.GetInstance<ServiceContext>(),
-                        Factory.GetInstance<AppCaches>(),
-                        Factory.GetInstance<IProfilingLogger>(),
-                        new UmbracoHelper(Mock.Of<IPublishedContent>(), Mock.Of<ITagQuery>(), Mock.Of<ICultureDictionaryFactory>(), Mock.Of<IUmbracoComponentRenderer>(), Mock.Of<IPublishedContentQuery>()));
+                    return new CustomDocumentController(Factory.GetInstance<IGlobalSettings>(),
+                          umbracoContextAccessor,
+                          Factory.GetInstance<ServiceContext>(),
+                          Factory.GetInstance<AppCaches>(),
+                          Factory.GetInstance<IProfilingLogger>(),
+                          new UmbracoHelper(Mock.Of<IPublishedContent>(), Mock.Of<ITagQuery>(), Mock.Of<ICultureDictionaryFactory>(), Mock.Of<IUmbracoComponentRenderer>(), Mock.Of<IPublishedContentQuery>()));
                 }), ShortStringHelper);
 
             handler.GetHandlerForRoute(httpContext.Request.RequestContext, frequest);

src/Umbraco.Tests/Scoping/ScopedNuCacheTests.cs

@@ -4,6 +4,7 @@ using System.Linq;
 using System.Web.Routing;
 using Moq;
 using NUnit.Framework;
+using Umbraco.Abstractions;
 using Umbraco.Core;
 using Umbraco.Core.Cache;
 using Umbraco.Core.Composing;
@@ -86,6 +87,7 @@ namespace Umbraco.Tests.Scoping
             var hostingEnvironment = TestHelper.GetHostingEnvironment();
 
             var typeFinder = new TypeFinder(Mock.Of<ILogger>());
+            var settings = Mock.Of<INuCacheSettings>();
 
             return new PublishedSnapshotService(
                 options,
@@ -107,7 +109,8 @@ namespace Umbraco.Tests.Scoping
                 typeFinder,
                 hostingEnvironment,
                 new MockShortStringHelper(),
-                IOHelper);
+                IOHelper,
+                settings);
         }
 
         protected IUmbracoContext GetUmbracoContextNu(string url, int templateId = 1234, RouteData routeData = null, bool setSingleton = false, IUmbracoSettingsSection umbracoSettings = null, IEnumerable<IUrlProvider> urlProviders = null)

src/Umbraco.Tests/Services/ContentTypeServiceVariantsTests.cs

@@ -4,6 +4,7 @@ using System.Linq;
 using System.Threading;
 using Moq;
 using NUnit.Framework;
+using Umbraco.Abstractions;
 using Umbraco.Core;
 using Umbraco.Core.Cache;
 using Umbraco.Core.Composing;
@@ -59,6 +60,7 @@ namespace Umbraco.Tests.Services
             var hostingEnvironment = Mock.Of<IHostingEnvironment>();
 
             var typeFinder = new TypeFinder(Mock.Of<ILogger>());
+            var settings = Mock.Of<INuCacheSettings>();
 
             return new PublishedSnapshotService(
                 options,
@@ -80,7 +82,8 @@ namespace Umbraco.Tests.Services
                 typeFinder,
                 hostingEnvironment,
                 new MockShortStringHelper(),
-                IOHelper);
+                IOHelper,
+                settings);
         }
 
         public class LocalServerMessenger : ServerMessengerBase

src/Umbraco.Tests/Umbraco.Tests.csproj

@@ -558,6 +558,10 @@
     </None>
   </ItemGroup>
   <ItemGroup>
+    <ProjectReference Include="..\Umbraco.Abstractions\Umbraco.Abstractions.csproj">
+      <Project>{D369E986-00D5-4F49-9B2D-E7A8F0C9EEDD}</Project>
+      <Name>Umbraco.Abstractions</Name>
+    </ProjectReference>
     <ProjectReference Include="..\Umbraco.Configuration\Umbraco.Configuration.csproj">
       <Project>{fbe7c065-dac0-4025-a78b-63b24d3ab00b}</Project>
       <Name>Umbraco.Configuration</Name>

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, Model.HttpContextAccessor, Model.HostingEnvironment)
+    @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, Model.RuntimeSettings)
 
     <script>
 

src/Umbraco.Web/Composing/BuildManagerTypeFinder.cs

@@ -1,14 +1,11 @@
 using System;
 using System.Collections.Generic;
-using System.Configuration;
 using System.IO;
 using System.Linq;
 using System.Reflection;
 using System.Security;
-using System.Text;
-using System.Threading.Tasks;
 using System.Web.Compilation;
-using Umbraco.Core;
+using Umbraco.Abstractions;
 using Umbraco.Core.Composing;
 using Umbraco.Core.Configuration.UmbracoSettings;
 using Umbraco.Core.Hosting;
@@ -26,7 +23,11 @@ namespace Umbraco.Web.Composing
     internal class BuildManagerTypeFinder : TypeFinder, ITypeFinder
     {
 
-        public BuildManagerTypeFinder(IIOHelper ioHelper, IHostingEnvironment hostingEnvironment, ILogger logger, ITypeFinderConfig typeFinderConfig = null) : base(logger, typeFinderConfig)
+        public BuildManagerTypeFinder(
+            IIOHelper ioHelper,
+            IHostingEnvironment hostingEnvironment,
+            ILogger logger,
+            ITypeFinderConfig typeFinderConfig = null) : base(logger, typeFinderConfig)
         {
             if (ioHelper == null) throw new ArgumentNullException(nameof(ioHelper));
             if (hostingEnvironment == null) throw new ArgumentNullException(nameof(hostingEnvironment));
@@ -91,7 +92,14 @@ namespace Umbraco.Web.Composing
         /// </summary>
         internal class TypeFinderConfig : ITypeFinderConfig
         {
+            private readonly ITypeFinderSettings _settings;
             private IEnumerable<string> _assembliesAcceptingLoadExceptions;
+
+            public TypeFinderConfig(ITypeFinderSettings settings)
+            {
+                _settings = settings;
+            }
+
             public IEnumerable<string> AssembliesAcceptingLoadExceptions
             {
                 get
@@ -99,7 +107,7 @@ namespace Umbraco.Web.Composing
                     if (_assembliesAcceptingLoadExceptions != null)
                         return _assembliesAcceptingLoadExceptions;
 
-                    var s = ConfigurationManager.AppSettings[Constants.AppSettings.AssembliesAcceptingLoadExceptions];
+                    var s = _settings.AssembliesAcceptingLoadExceptions;
                     return _assembliesAcceptingLoadExceptions = string.IsNullOrWhiteSpace(s)
                         ? Array.Empty<string>()
                         : s.Split(',').Select(x => x.Trim()).ToArray();

src/Umbraco.Web/Editors/BackOfficeController.cs

@@ -11,6 +11,7 @@ using Microsoft.AspNet.Identity;
 using Microsoft.AspNet.Identity.Owin;
 using Microsoft.Owin.Security;
 using Newtonsoft.Json;
+using Umbraco.Abstractions;
 using Umbraco.Core;
 using Umbraco.Core.Cache;
 using Umbraco.Core.Configuration;
@@ -53,6 +54,7 @@ namespace Umbraco.Web.Editors
         private readonly TreeCollection _treeCollection;
         private readonly IHostingEnvironment _hostingEnvironment;
         private readonly IHttpContextAccessor _httpContextAccessor;
+        private readonly IRuntimeSettings _runtimeSettings;
 
         public BackOfficeController(
             IManifestParser manifestParser,
@@ -70,7 +72,8 @@ namespace Umbraco.Web.Editors
             IIOHelper ioHelper,
             TreeCollection treeCollection,
             IHostingEnvironment hostingEnvironment,
-            IHttpContextAccessor httpContextAccessor)
+            IHttpContextAccessor httpContextAccessor,
+            IRuntimeSettings settings)
             : base(globalSettings, umbracoContextAccessor, services, appCaches, profilingLogger, umbracoHelper)
         {
             _manifestParser = manifestParser;
@@ -83,6 +86,7 @@ namespace Umbraco.Web.Editors
             _treeCollection = treeCollection ?? throw new ArgumentNullException(nameof(treeCollection));
             _hostingEnvironment = hostingEnvironment;
             _httpContextAccessor = httpContextAccessor;
+            _runtimeSettings = settings;
         }
 
         protected BackOfficeSignInManager SignInManager => _signInManager ?? (_signInManager = OwinContext.GetBackOfficeSignInManager());
@@ -98,8 +102,8 @@ 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, _httpContextAccessor, _hostingEnvironment)),
-                () => 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, _runtimeSettings)),
+                () => View(GlobalSettings.Path.EnsureEndsWith('/') + "Views/Default.cshtml", new BackOfficeModel(_features, GlobalSettings, _umbracoVersion, _umbracoSettingsSection, _ioHelper, _treeCollection, _httpContextAccessor, _hostingEnvironment, _runtimeSettings)));
         }
 
         [HttpGet]
@@ -182,7 +186,7 @@ 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, _httpContextAccessor, _hostingEnvironment)),
+                () => View(GlobalSettings.Path.EnsureEndsWith('/') + "Views/AuthorizeUpgrade.cshtml", new BackOfficeModel(_features, GlobalSettings, _umbracoVersion, _umbracoSettingsSection, _ioHelper, _treeCollection, _httpContextAccessor, _hostingEnvironment, _runtimeSettings)),
                 //The ActionResult to perform if external login is successful
                 () => Redirect("/"));
         }
@@ -289,7 +293,7 @@ namespace Umbraco.Web.Editors
         [MinifyJavaScriptResult(Order = 1)]
         public JavaScriptResult ServerVariables()
         {
-            var serverVars = new BackOfficeServerVariables(Url, _runtimeState, _features, GlobalSettings, _umbracoVersion, _umbracoSettingsSection, _ioHelper, _treeCollection, _httpContextAccessor, _hostingEnvironment);
+            var serverVars = new BackOfficeServerVariables(Url, _runtimeState, _features, GlobalSettings, _umbracoVersion, _umbracoSettingsSection, _ioHelper, _treeCollection, _httpContextAccessor, _hostingEnvironment, _runtimeSettings);
 
             //cache the result if debugging is disabled
             var result = _hostingEnvironment.IsDebugMode

src/Umbraco.Web/Editors/BackOfficeModel.cs

@@ -1,4 +1,5 @@
-using Umbraco.Core.Configuration;
+using Umbraco.Abstractions;
+using Umbraco.Core.Configuration;
 using Umbraco.Core.Configuration.UmbracoSettings;
 using Umbraco.Core.Hosting;
 using Umbraco.Core.IO;
@@ -10,7 +11,7 @@ namespace Umbraco.Web.Editors
 
     public class BackOfficeModel
     {
-        public BackOfficeModel(UmbracoFeatures features, IGlobalSettings globalSettings, IUmbracoVersion umbracoVersion, IUmbracoSettingsSection umbracoSettingsSection, IIOHelper ioHelper, TreeCollection treeCollection, IHttpContextAccessor httpContextAccessor, IHostingEnvironment hostingEnvironment)
+        public BackOfficeModel(UmbracoFeatures features, IGlobalSettings globalSettings, IUmbracoVersion umbracoVersion, IUmbracoSettingsSection umbracoSettingsSection, IIOHelper ioHelper, TreeCollection treeCollection, IHttpContextAccessor httpContextAccessor, IHostingEnvironment hostingEnvironment, IRuntimeSettings runtimeSettings)
         {
             Features = features;
             GlobalSettings = globalSettings;
@@ -20,6 +21,7 @@ namespace Umbraco.Web.Editors
             TreeCollection = treeCollection;
             HttpContextAccessor = httpContextAccessor;
             HostingEnvironment = hostingEnvironment;
+            RuntimeSettings = runtimeSettings;
         }
 
         public UmbracoFeatures Features { get; }
@@ -30,5 +32,6 @@ namespace Umbraco.Web.Editors
         public TreeCollection TreeCollection { get; }
         public IHttpContextAccessor HttpContextAccessor { get; }
         public IHostingEnvironment HostingEnvironment { get; }
+        public IRuntimeSettings RuntimeSettings { get; set; }
     }
 }

src/Umbraco.Web/Editors/BackOfficePreviewModel.cs

@@ -1,4 +1,5 @@
 using System.Collections.Generic;
+using Umbraco.Abstractions;
 using Umbraco.Core.Configuration;
 using Umbraco.Core.Configuration.UmbracoSettings;
 using Umbraco.Core.Hosting;
@@ -14,8 +15,8 @@ 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, IHttpContextAccessor httpContextAccessor, IHostingEnvironment hostingEnvironment)
-            : base(features, globalSettings, umbracoVersion, umbracoSettingsSection, ioHelper, treeCollection, httpContextAccessor, hostingEnvironment)
+        public BackOfficePreviewModel(UmbracoFeatures features, IGlobalSettings globalSettings, IUmbracoVersion umbracoVersion, IEnumerable<ILanguage> languages, IUmbracoSettingsSection umbracoSettingsSection, IIOHelper ioHelper, TreeCollection treeCollection, IHttpContextAccessor httpContextAccessor, IHostingEnvironment hostingEnvironment, IRuntimeSettings runtimeSettings)
+            : base(features, globalSettings, umbracoVersion, umbracoSettingsSection, ioHelper, treeCollection, httpContextAccessor, hostingEnvironment, runtimeSettings)
         {
             _features = features;
             Languages = languages;

src/Umbraco.Web/Editors/BackOfficeServerVariables.cs

@@ -1,15 +1,13 @@
 using System;
 using System.Collections;
 using System.Collections.Generic;
-using System.Configuration;
 using System.Linq;
 using System.Runtime.Serialization;
 using System.Web;
-using System.Web.Configuration;
 using System.Web.Mvc;
 using ClientDependency.Core.Config;
-using Microsoft.Owin;
 using Microsoft.Owin.Security;
+using Umbraco.Abstractions;
 using Umbraco.Core;
 using Umbraco.Core.Configuration;
 using Umbraco.Web.Features;
@@ -41,8 +39,20 @@ namespace Umbraco.Web.Editors
         private readonly TreeCollection _treeCollection;
         private readonly IHttpContextAccessor _httpContextAccessor;
         private readonly IHostingEnvironment _hostingEnvironment;
+        private readonly IRuntimeSettings _settings;
 
-        internal BackOfficeServerVariables(UrlHelper urlHelper, IRuntimeState runtimeState, UmbracoFeatures features, IGlobalSettings globalSettings, IUmbracoVersion umbracoVersion, IUmbracoSettingsSection umbracoSettingsSection, IIOHelper ioHelper, TreeCollection treeCollection, IHttpContextAccessor httpContextAccessor, IHostingEnvironment hostingEnvironment)
+        internal BackOfficeServerVariables(
+            UrlHelper urlHelper,
+            IRuntimeState runtimeState,
+            UmbracoFeatures features,
+            IGlobalSettings globalSettings,
+            IUmbracoVersion umbracoVersion,
+            IUmbracoSettingsSection umbracoSettingsSection,
+            IIOHelper ioHelper,
+            TreeCollection treeCollection,
+            IHttpContextAccessor httpContextAccessor,
+            IHostingEnvironment hostingEnvironment,
+            IRuntimeSettings settings)
         {
             _urlHelper = urlHelper;
             _runtimeState = runtimeState;
@@ -54,6 +64,7 @@ namespace Umbraco.Web.Editors
             _treeCollection = treeCollection ?? throw new ArgumentNullException(nameof(treeCollection));
             _httpContextAccessor = httpContextAccessor;
             _hostingEnvironment = hostingEnvironment;
+            _settings = settings;
         }
 
         /// <summary>
@@ -473,11 +484,9 @@ namespace Umbraco.Web.Editors
             return app;
         }
 
-        private static string GetMaxRequestLength()
+        private string GetMaxRequestLength()
         {
-            return ConfigurationManager.GetSection("system.web/httpRuntime") is HttpRuntimeSection section
-                ? section.MaxRequestLength.ToString()
-                : string.Empty;
+            return _settings.MaxRequestLength.HasValue ? _settings.MaxRequestLength.Value.ToString() : string.Empty;
         }
     }
 }

src/Umbraco.Web/Editors/PreviewController.cs

@@ -3,6 +3,7 @@ using System.Linq;
 using System.Web;
 using System.Web.Mvc;
 using System.Web.UI;
+using Umbraco.Abstractions;
 using Umbraco.Core;
 using Umbraco.Core.Configuration;
 using Umbraco.Core.Configuration.UmbracoSettings;
@@ -36,6 +37,7 @@ namespace Umbraco.Web.Editors
         private readonly IHttpContextAccessor _httpContextAccessor;
         private readonly IHostingEnvironment _hostingEnvironment;
         private readonly ICookieManager _cookieManager;
+        private IRuntimeSettings _runtimeSettings;
 
         public PreviewController(
             UmbracoFeatures features,
@@ -49,7 +51,8 @@ namespace Umbraco.Web.Editors
             TreeCollection treeCollection,
             IHttpContextAccessor httpContextAccessor,
             IHostingEnvironment hostingEnvironment,
-            ICookieManager cookieManager)
+            ICookieManager cookieManager,
+            IRuntimeSettings settings)
         {
             _features = features;
             _globalSettings = globalSettings;
@@ -63,6 +66,7 @@ namespace Umbraco.Web.Editors
             _httpContextAccessor = httpContextAccessor;
             _hostingEnvironment = hostingEnvironment;
             _cookieManager = cookieManager;
+            _runtimeSettings = settings;
         }
 
         [UmbracoAuthorize(redirectToUmbracoLogin: true)]
@@ -71,7 +75,7 @@ namespace Umbraco.Web.Editors
         {
             var availableLanguages = _localizationService.GetAllLanguages();
 
-            var model = new BackOfficePreviewModel(_features, _globalSettings, _umbracoVersion, availableLanguages, _umbracoSettingsSection, _ioHelper, _treeCollection, _httpContextAccessor, _hostingEnvironment);
+            var model = new BackOfficePreviewModel(_features, _globalSettings, _umbracoVersion, availableLanguages, _umbracoSettingsSection, _ioHelper, _treeCollection, _httpContextAccessor, _hostingEnvironment, _runtimeSettings);
 
             if (model.PreviewExtendedHeaderView.IsNullOrWhiteSpace() == false)
             {

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.Abstractions;
 using Umbraco.Core.Hosting;
 using Umbraco.Core.IO;
 using Umbraco.Web.Composing;
@@ -40,9 +41,9 @@ 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, IHttpContextAccessor httpContextAccessor, IHostingEnvironment hostingEnvironment)
+        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, IRuntimeSettings settings)
         {
-            var serverVars = new BackOfficeServerVariables(uri, Current.RuntimeState, features, globalSettings, umbracoVersion, umbracoSettingsSection, ioHelper, treeCollection, httpContextAccessor, hostingEnvironment);
+            var serverVars = new BackOfficeServerVariables(uri, Current.RuntimeState, features, globalSettings, umbracoVersion, umbracoSettingsSection, ioHelper, treeCollection, httpContextAccessor, hostingEnvironment, settings);
             var minVars = serverVars.BareMinimumServerVariables();
 
             var str = @"<script type=""text/javascript"">

src/Umbraco.Web/Mvc/ModelBindingExceptionFilter.cs

@@ -3,6 +3,7 @@ using System.Configuration;
 using System.Net;
 using System.Text.RegularExpressions;
 using System.Web.Mvc;
+using Umbraco.Abstractions;
 using Umbraco.Core;
 using Umbraco.Web.Composing;
 
@@ -21,8 +22,10 @@ namespace Umbraco.Web.Mvc
 
         public void OnException(ExceptionContext filterContext)
         {
+            var settings = Current.Factory.GetInstance<IExceptionFilterSettings>();
+            var disabled = settings?.Disabled ?? false;
             if (Current.PublishedModelFactory.IsLiveFactory()
-                && ConfigurationManager.AppSettings["Umbraco.Web.DisableModelBindingExceptionFilter"] != "true"
+                && !disabled
                 && !filterContext.ExceptionHandled
                 && ((filterContext.Exception is ModelBindingException || filterContext.Exception is InvalidCastException)
                     && IsMessageAboutTheSameModelType(filterContext.Exception.Message)))

src/Umbraco.Web/Runtime/WebInitialComponent.cs

@@ -1,23 +1,21 @@
 using System;
 using System.Collections.Generic;
 using System.Collections.Specialized;
-using System.Configuration;
 using System.IO;
 using System.Linq;
-using System.Web.Configuration;
 using System.Web.Http;
 using System.Web.Http.Dispatcher;
 using System.Web.Mvc;
 using System.Web.Routing;
 using ClientDependency.Core.CompositeFiles.Providers;
 using ClientDependency.Core.Config;
+using Umbraco.Abstractions;
 using Umbraco.Core;
 using Umbraco.Core.Composing;
 using Umbraco.Core.Configuration;
 using Umbraco.Core.Hosting;
 using Umbraco.Core.Strings;
 using Umbraco.Core.IO;
-using Umbraco.Core.Strings;
 using Umbraco.Web.Install;
 using Umbraco.Web.JavaScript;
 using Umbraco.Web.Mvc;
@@ -37,6 +35,7 @@ namespace Umbraco.Web.Runtime
         private readonly IHostingEnvironment _hostingEnvironment;
         private readonly IIOHelper _ioHelper;
         private readonly IShortStringHelper _shortStringHelper;
+        private readonly IRuntimeSettings _settings;
 
         public WebInitialComponent(
             IUmbracoContextAccessor umbracoContextAccessor,
@@ -46,7 +45,8 @@ namespace Umbraco.Web.Runtime
             IGlobalSettings globalSettings,
             IHostingEnvironment hostingEnvironment,
             IIOHelper ioHelper,
-            IShortStringHelper shortStringHelper)
+            IShortStringHelper shortStringHelper,
+            IRuntimeSettings settings)
         {
             _umbracoContextAccessor = umbracoContextAccessor;
             _surfaceControllerTypes = surfaceControllerTypes;
@@ -56,6 +56,7 @@ namespace Umbraco.Web.Runtime
             _hostingEnvironment = hostingEnvironment;
             _ioHelper = ioHelper;
             _shortStringHelper = shortStringHelper;
+            _settings = settings;
         }
 
         public void Initialize()
@@ -146,10 +147,10 @@ namespace Umbraco.Web.Runtime
                     = Path.Combine(cachePath, "ClientDependency");
             }
 
-            if (ConfigurationManager.GetSection("system.web/httpRuntime") is HttpRuntimeSection section)
+            if (_settings.MaxQueryStringLength.HasValue || _settings.MaxRequestLength.HasValue)
             {
                 //set the max url length for CDF to be the smallest of the max query length, max request length
-                ClientDependency.Core.CompositeFiles.CompositeDependencyHandler.MaxHandlerUrlLength = Math.Min(section.MaxQueryStringLength, section.MaxRequestLength);
+                ClientDependency.Core.CompositeFiles.CompositeDependencyHandler.MaxHandlerUrlLength = Math.Min(_settings.MaxQueryStringLength.GetValueOrDefault(), _settings.MaxRequestLength.GetValueOrDefault());
             }
 
             //Register a custom renderer - used to process property editor dependencies

src/Umbraco.Web/Runtime/WebRuntime.cs

@@ -1,5 +1,6 @@
-using System;
-using System.Web;
+using System.Web;
+using Umbraco.Abstractions;
+using Umbraco.Configuration;
 using Umbraco.Core;
 using Umbraco.Core.Cache;
 using Umbraco.Core.Composing;
@@ -97,7 +98,7 @@ namespace Umbraco.Web.Runtime
 
         #region Getters
 
-        protected override ITypeFinder GetTypeFinder() => _typeFinder ?? (_typeFinder = new BuildManagerTypeFinder(IOHelper, HostingEnvironment, Logger, new BuildManagerTypeFinder.TypeFinderConfig()));
+        protected override ITypeFinder GetTypeFinder() => _typeFinder ?? (_typeFinder = new BuildManagerTypeFinder(IOHelper, HostingEnvironment, Logger, new BuildManagerTypeFinder.TypeFinderConfig(new TypeFinderSettings())));
 
         protected override AppCaches GetAppCaches() => new AppCaches(
                 // we need to have the dep clone runtime cache provider to ensure

src/Umbraco.Web/Security/ActiveDirectoryBackOfficeUserPasswordChecker.cs

@@ -1,8 +1,7 @@
 using System;
-using System.Configuration;
 using System.DirectoryServices.AccountManagement;
 using System.Threading.Tasks;
-using Umbraco.Core.Models.Identity;
+using Umbraco.Abstractions;
 using Umbraco.Web.Models.Identity;
 
 namespace Umbraco.Web.Security
@@ -10,15 +9,15 @@ namespace Umbraco.Web.Security
     // TODO: This relies on an assembly that is not .NET Standard (at least not at the time of implementation) :(
     public class ActiveDirectoryBackOfficeUserPasswordChecker : IBackOfficeUserPasswordChecker
     {
-        public virtual string ActiveDirectoryDomain
+        private readonly IActiveDirectorySettings _settings;
+
+        public ActiveDirectoryBackOfficeUserPasswordChecker(IActiveDirectorySettings settings)
         {
-            get
-            {
-                // TODO: Verify this AppSetting key is used in .NET Framework & canot be changed to Umbraco.Core. prefix
-                return ConfigurationManager.AppSettings["ActiveDirectoryDomain"];
-            }
+            _settings = settings;
         }
 
+        public virtual string ActiveDirectoryDomain => _settings.ActiveDirectoryDomain;
+
         public Task<BackOfficeUserPasswordCheckerResult> CheckPasswordAsync(BackOfficeIdentityUser user, string password)
         {
             bool isValid;

src/Umbraco.Web/Umbraco.Web.csproj

@@ -106,6 +106,10 @@
     </PackageReference>
   </ItemGroup>
   <ItemGroup>
+    <ProjectReference Include="..\Umbraco.Abstractions\Umbraco.Abstractions.csproj">
+      <Project>{D369E986-00D5-4F49-9B2D-E7A8F0C9EEDD}</Project>
+      <Name>Umbraco.Abstractions</Name>
+    </ProjectReference>
     <ProjectReference Include="..\Umbraco.Configuration\Umbraco.Configuration.csproj">
       <Project>{fbe7c065-dac0-4025-a78b-63b24d3ab00b}</Project>
       <Name>Umbraco.Configuration</Name>

src/Umbraco.Web/UmbracoApplication.cs

@@ -1,14 +1,12 @@
-using System.Configuration;
-using System.Threading;
+using System.Threading;
 using System.Web;
+using Umbraco.Abstractions;
 using Umbraco.Core;
-using Umbraco.Core.Logging.Serilog;
 using Umbraco.Core.Runtime;
 using Umbraco.Core.Configuration;
 using Umbraco.Core.Hosting;
 using Umbraco.Core.IO;
 using Umbraco.Core.Logging;
-using Umbraco.Core.Persistence;
 using Umbraco.Web.Runtime;
 
 namespace Umbraco.Web
@@ -26,8 +24,7 @@ namespace Umbraco.Web
             var dbProviderFactoryCreator = new UmbracoDbProviderFactoryCreator(connectionStringConfig?.ProviderName);
 
             // Determine if we should use the sql main dom or the default
-            var appSettingMainDomLock = ConfigurationManager.AppSettings[Constants.AppSettings.MainDomLock];
-
+            var appSettingMainDomLock = configs.Global().MainDomLock;
             var mainDomLock = appSettingMainDomLock == "SqlMainDomLock"
                 ? (IMainDomLock)new SqlMainDomLock(logger, configs, dbProviderFactoryCreator)
                 : new MainDomSemaphoreLock(logger, hostingEnvironment);

src/umbraco.sln

@@ -111,11 +111,13 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Umbraco.Persistance.SqlCe",
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Umbraco.TestData", "Umbraco.TestData\Umbraco.TestData.csproj", "{FB5676ED-7A69-492C-B802-E7B24144C0FC}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Umbraco.PublishedCache.NuCache", "Umbraco.PublishedCache.NuCache\Umbraco.PublishedCache.NuCache.csproj", "{F6DE8DA0-07CC-4EF2-8A59-2BC81DBB3830}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Umbraco.PublishedCache.NuCache", "Umbraco.PublishedCache.NuCache\Umbraco.PublishedCache.NuCache.csproj", "{F6DE8DA0-07CC-4EF2-8A59-2BC81DBB3830}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Umbraco.Examine.Lucene", "Umbraco.Examine.Lucene\Umbraco.Examine.Lucene.csproj", "{0FAD7D2A-D7DD-45B1-91FD-488BB6CDACEA}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Umbraco.Examine.Lucene", "Umbraco.Examine.Lucene\Umbraco.Examine.Lucene.csproj", "{0FAD7D2A-D7DD-45B1-91FD-488BB6CDACEA}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Umbraco.Web.BackOffice", "Umbraco.Web.BackOffice\Umbraco.Web.BackOffice.csproj", "{9B95EEF7-63FE-4432-8C63-166BE9C1A929}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Umbraco.Web.BackOffice", "Umbraco.Web.BackOffice\Umbraco.Web.BackOffice.csproj", "{9B95EEF7-63FE-4432-8C63-166BE9C1A929}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Umbraco.Abstractions", "Umbraco.Abstractions\Umbraco.Abstractions.csproj", "{D369E986-00D5-4F49-9B2D-E7A8F0C9EEDD}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -177,6 +179,10 @@ Global
 		{9B95EEF7-63FE-4432-8C63-166BE9C1A929}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{9B95EEF7-63FE-4432-8C63-166BE9C1A929}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{9B95EEF7-63FE-4432-8C63-166BE9C1A929}.Release|Any CPU.Build.0 = Release|Any CPU
+		{D369E986-00D5-4F49-9B2D-E7A8F0C9EEDD}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{D369E986-00D5-4F49-9B2D-E7A8F0C9EEDD}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{D369E986-00D5-4F49-9B2D-E7A8F0C9EEDD}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{D369E986-00D5-4F49-9B2D-E7A8F0C9EEDD}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE