Added cacheing of the config.

Added file extensions to cdn url's to allow Azure to work properly.
Configured Uploads to use new CDN.
Added httpCompression to allow compression over proxy.

Teknik/Areas/Upload/UploadAreaRegistration.cs

@@ -3,6 +3,7 @@ using System.Web.Mvc;
 using System.Web.Optimization;
 using Teknik.Configuration;
 using Teknik.Controllers;
+using Teknik.Helpers;
 
 namespace Teknik.Areas.Upload
 {
@@ -61,18 +62,18 @@ namespace Teknik.Areas.Upload
              );
 
             // Register Script Bundles
-            BundleTable.Bundles.Add(new ScriptBundle("~/bundles/upload").Include(
+            BundleTable.Bundles.Add(new CdnScriptBundle("~/bundles/upload", config.CdnHost).Include(
                       "~/Scripts/Dropzone/dropzone.js",
                       "~/Areas/Upload/Scripts/Upload.js",
                       "~/Scripts/bootstrap-switch.js",
                       "~/Scripts/bootbox/bootbox.min.js"));
-            BundleTable.Bundles.Add(new ScriptBundle("~/bundles/download").Include(
+            BundleTable.Bundles.Add(new CdnScriptBundle("~/bundles/download", config.CdnHost).Include(
                       "~/Scripts/Blob.js",
                       "~/Scripts/FileSaver.js",
                       "~/Areas/Upload/Scripts/Download.js"));
-            BundleTable.Bundles.Add(new ScriptBundle("~/bundles/cryptoWorker").Include(
+            BundleTable.Bundles.Add(new CdnScriptBundle("~/bundles/cryptoWorker", config.CdnHost).Include(
                       "~/Areas/Upload/Scripts/EncryptionWorker.js"));
-            BundleTable.Bundles.Add(new ScriptBundle("~/bundles/crypto").Include(
+            BundleTable.Bundles.Add(new CdnScriptBundle("~/bundles/crypto", config.CdnHost).Include(
                       "~/Scripts/Crypto-js/aes.js",
                       "~/Scripts/Crypto-js/enc-base64.js",
                       "~/Scripts/Crypto-js/mode-ctr.js",
@@ -80,7 +81,7 @@ namespace Teknik.Areas.Upload
                       "~/Scripts/Crypto-js/pad-nopadding.js"));
 
             // Register Style Bundles
-            BundleTable.Bundles.Add(new StyleBundle("~/Content/upload").Include(
+            BundleTable.Bundles.Add(new CdnStyleBundle("~/Content/upload", config.CdnHost).Include(
                       "~/Content/dropzone.css",
                       "~/Content/bootstrap-switch/bootstrap3/bootstrap-switch.css",
                       "~/Areas/Upload/Content/Upload.css"));

Teknik/Configuration/Config.cs

@@ -8,6 +8,9 @@ namespace Teknik.Configuration
 {
     public class Config
     {
+        private static Config _Config { get; set; }
+        private static string _FileHash { get; set; }
+
         private ReaderWriterLockSlim _ConfigRWLock;
         private ReaderWriterLockSlim _ConfigFileRWLock;
         private JsonSerializerSettings _JsonSettings;
@@ -152,7 +155,17 @@ namespace Teknik.Configuration
         public static Config Load()
         {
             string path = AppDomain.CurrentDomain.GetData("DataDirectory").ToString();
-            return Load(path);
+            string newHash = string.Empty;
+            if (File.Exists(Path.Combine(path, "Config.json")))
+            {
+                newHash = Helpers.MD5.FileHash(Path.Combine(path, "Config.json"));
+            }
+            if (_Config == null || _FileHash == null || newHash != _FileHash)
+            {
+                _Config = Load(path);
+                _FileHash = newHash;
+            }
+            return _Config;
         }
 
         public static Config Load(string path)

Teknik/Global.asax.cs

@@ -53,7 +53,6 @@ namespace Teknik
 
         protected void Application_EndRequest(object sender, EventArgs e)
         {
-            Config config = Config.Load();
             HttpContext context = HttpContext.Current;
 
             // Set the generation time in the header

Teknik/Helpers/BundleExtensions.cs

@@ -13,7 +13,7 @@ namespace Teknik.Helpers
     public class CdnScriptBundle : Bundle
     {
         public CdnScriptBundle(string virtualPath, string cdnHost)
-            : base(virtualPath, null, new IBundleTransform[] { new JsMinify(), new CdnBundleTransform { CdnHost = cdnHost } })
+            : base(virtualPath, null, new IBundleTransform[] { new JsMinify(), new CdnBundleTransform(cdnHost, ".js") })
         {
             ConcatenationToken = ";";
         }
@@ -22,7 +22,7 @@ namespace Teknik.Helpers
     public class CdnStyleBundle : Bundle
     {
         public CdnStyleBundle(string virtualPath, string cdnHost)
-            : base(virtualPath, null, new IBundleTransform[] { new CssMinify(), new CdnBundleTransform { CdnHost = cdnHost } })
+            : base(virtualPath, null, new IBundleTransform[] { new CssMinify(), new CdnBundleTransform(cdnHost, ".css") })
         {
         }
     }
@@ -31,13 +31,16 @@ namespace Teknik.Helpers
     {
         public string CdnHost { get; set; }
 
-        static CdnBundleTransform()
+        public string Ext { get; set; }
+
+        public CdnBundleTransform(string cdnHost, string ext)
         {
+            CdnHost = cdnHost;
+            Ext = ext;
         }
 
         public virtual void Process(BundleContext context, BundleResponse response)
         {           
-           
             // Don't continue if we aren't using a CDN
             if (!context.BundleCollection.UseCdn)
             {
@@ -47,6 +50,7 @@ namespace Teknik.Helpers
             // Get the directory and filename for the bundle
             var dir = VirtualPathUtility.GetDirectory(context.BundleVirtualPath).TrimStart('/').TrimStart('~').TrimStart('/').TrimEnd('/');
             var file = VirtualPathUtility.GetFileName(context.BundleVirtualPath);
+            var group = string.Format("{0}{1}", file, Ext);
 
             if (string.IsNullOrEmpty(CdnHost))
             {
@@ -56,7 +60,7 @@ namespace Teknik.Helpers
             using (var hashAlgorithm = SHA256.CreateHashAlgorithm())
             {
                 var hash = HttpServerUtility.UrlTokenEncode(hashAlgorithm.ComputeHash(Encoding.Unicode.GetBytes(response.Content)));
-                context.BundleCollection.GetBundleFor(context.BundleVirtualPath).CdnPath = string.Format("{0}/{1}/{2}?v={3}", CdnHost.TrimEnd('/'), dir, file, hash);
+                context.BundleCollection.GetBundleFor(context.BundleVirtualPath).CdnPath = string.Format("{0}/{1}/{2}?v={3}&group={4}", CdnHost.TrimEnd('/'), dir, file, hash, group);
             }
         }
     }

Teknik/Helpers/Crypto.cs

@@ -39,6 +39,44 @@ namespace Teknik.Helpers
             return sBuilder.ToString();
 
         }
+
+        public static string FileHash(string filename)
+        {
+            try
+            {
+                using (var md5 = System.Security.Cryptography.MD5.Create())
+                {
+                    using (var stream = File.OpenRead(filename))
+                    {
+                        return BitConverter.ToString(md5.ComputeHash(stream)).Replace("-", "").ToLower();
+                    }
+                }
+            }
+            catch (Exception)
+            {
+                return string.Empty;
+            }
+        }
+
+        public static string DataHash(string data)
+        {
+            try
+            {
+                using (var md5 = System.Security.Cryptography.MD5.Create())
+                {
+                    // convert string to stream
+                    byte[] byteArray = Encoding.UTF8.GetBytes(data);
+                    using (MemoryStream stream = new MemoryStream(byteArray))
+                    {
+                        return BitConverter.ToString(md5.ComputeHash(stream)).Replace("-", "").ToLower();
+                    }
+                }
+            }
+            catch (Exception)
+            {
+                return string.Empty;
+            }
+        }
     }
 
     public class SHA384
@@ -55,6 +93,16 @@ namespace Teknik.Helpers
 
     public class SHA256
     {
+        public static string Hash(string value)
+        {
+            byte[] valueBytes = Encoding.Unicode.GetBytes(value);
+            HashAlgorithm hash = new SHA256CryptoServiceProvider();
+
+            byte[] hashBytes = hash.ComputeHash(valueBytes);
+
+            return Convert.ToBase64String(hashBytes);
+        }
+
         public static string Hash(string value, string salt1, string salt2)
         {
             SHA256Managed hash = new SHA256Managed();

Teknik/Teknik.csproj

@@ -78,22 +78,6 @@
       <Private>True</Private>
     </Reference>
     <Reference Include="Microsoft.CSharp" />
-    <Reference Include="Microsoft.Data.Edm, Version=5.6.4.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Data.Edm.5.6.4\lib\net40\Microsoft.Data.Edm.dll</HintPath>
-      <Private>True</Private>
-    </Reference>
-    <Reference Include="Microsoft.Data.OData, Version=5.6.4.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Data.OData.5.6.4\lib\net40\Microsoft.Data.OData.dll</HintPath>
-      <Private>True</Private>
-    </Reference>
-    <Reference Include="Microsoft.Data.Services.Client, Version=5.6.4.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\packages\Microsoft.Data.Services.Client.5.6.4\lib\net40\Microsoft.Data.Services.Client.dll</HintPath>
-      <Private>True</Private>
-    </Reference>
-    <Reference Include="Microsoft.WindowsAzure.Storage, Version=7.2.1.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\packages\WindowsAzure.Storage.7.2.1\lib\net40\Microsoft.WindowsAzure.Storage.dll</HintPath>
-      <Private>True</Private>
-    </Reference>
     <Reference Include="MySql.Data, Version=6.9.9.0, Culture=neutral, PublicKeyToken=c5687fc88969c44d, processorArchitecture=MSIL">
       <HintPath>..\packages\MySql.Data.6.9.9\lib\net45\MySql.Data.dll</HintPath>
       <Private>True</Private>
@@ -126,10 +110,6 @@
     <Reference Include="System.Runtime.Serialization" />
     <Reference Include="System.Security" />
     <Reference Include="System.ServiceModel" />
-    <Reference Include="System.Spatial, Version=5.6.4.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
-      <HintPath>..\packages\System.Spatial.5.6.4\lib\net40\System.Spatial.dll</HintPath>
-      <Private>True</Private>
-    </Reference>
     <Reference Include="System.Web.DynamicData" />
     <Reference Include="System.Web.Entity" />
     <Reference Include="System.Web.ApplicationServices" />

Teknik/Web.config

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0"?>
 <!--
   For more information on how to configure your ASP.NET application, please visit
   http://go.microsoft.com/fwlink/?LinkId=301880
@@ -46,6 +46,7 @@
       <clientCache cacheControlMode="UseMaxAge" cacheControlMaxAge="365.00:00:00" cacheControlCustom="public"/>
     </staticContent>
     <urlCompression doDynamicCompression="true" doStaticCompression="true" dynamicCompressionBeforeCache="true"/>
+    <httpCompression cacheControlHeader="max-age=86400" noCompressionForHttp10="false" noCompressionForProxies="false" sendCacheHeaders="true" />
     <security>
       <requestFiltering>
         <requestLimits maxAllowedContentLength="1073741824"/>

Teknik/packages.config

@@ -21,9 +21,6 @@
   <package id="Microsoft.AspNet.Web.Optimization" version="1.1.3" targetFramework="net46" userInstalled="true" />
   <package id="Microsoft.AspNet.WebPages" version="3.2.3" targetFramework="net46" userInstalled="true" />
   <package id="Microsoft.Azure.KeyVault.Core" version="1.0.0" targetFramework="net452" />
-  <package id="Microsoft.Data.Edm" version="5.6.4" targetFramework="net452" />
-  <package id="Microsoft.Data.OData" version="5.6.4" targetFramework="net452" />
-  <package id="Microsoft.Data.Services.Client" version="5.6.4" targetFramework="net452" />
   <package id="Microsoft.jQuery.Unobtrusive.Validation" version="3.2.3" targetFramework="net46" userInstalled="true" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net46" userInstalled="true" />
   <package id="Modernizr" version="2.8.3" targetFramework="net452" userInstalled="true" />
@@ -33,8 +30,6 @@
   <package id="Piwik.Tracker" version="2.16.0.0" targetFramework="net452" />
   <package id="QRCoder" version="1.2.2" targetFramework="net452" />
   <package id="Respond" version="1.4.2" targetFramework="net452" userInstalled="true" />
-  <package id="System.Spatial" version="5.6.4" targetFramework="net452" />
   <package id="TwoStepsAuthenticator" version="1.2.0" targetFramework="net452" />
   <package id="WebGrease" version="1.6.0" targetFramework="net46" userInstalled="true" />
-  <package id="WindowsAzure.Storage" version="7.2.1" targetFramework="net452" />
 </packages>