Fixed the issue of temporary ASP.NET assemblies not being resolved co…

…rrectly

Composite/AspNet/TempAssembliesFix.cs

@@ -0,0 +1,40 @@
+using System;
+using System.Linq;
+using System.Reflection;
+using Composite.Core;
+using Composite.Core.Application;
+
+namespace Composite.AspNet
+{
+    /// <summary>
+    /// Fixed the issue of temporary asp.net assemblies not being resolved correctly.
+    /// </summary>
+    [ApplicationStartup]
+    class TempAssembliesFix
+    {
+        public static void OnInitialized()
+        {
+            AppDomain.CurrentDomain.AssemblyResolve += CurrentDomainOnAssemblyResolve;
+        }
+
+        private static Assembly CurrentDomainOnAssemblyResolve(object sender, ResolveEventArgs args)
+        {
+            string asmName = args.Name;
+
+            if (!asmName.StartsWith("App_") || !asmName.Contains(","))
+            {
+                return null;
+            }
+
+            var assembly = AppDomain.CurrentDomain.GetAssemblies().FirstOrDefault(asm => asm.FullName == asmName);
+            if (assembly != null)
+            {
+                return assembly;
+            }
+
+            Log.LogVerbose("OnAssemblyResolve", $"Failed to resolve assembly: {args.Name}"
+                        + (args.RequestingAssembly != null ? $", requesting assembly: '{args.RequestingAssembly.FullName}'" : ""));
+            return null;
+        }
+    }
+}

Composite/Composite.csproj

@@ -228,6 +228,7 @@
     <Compile Include="AspNet\SiteMapContext.cs" />
     <Compile Include="AspNet\SiteMapHandler.cs" />
     <Compile Include="AspNet\SiteMapNodeChangeFrequency.cs" />
+    <Compile Include="AspNet\TempAssembliesFix.cs" />
     <Compile Include="AspNet\UserControlFunction.cs">
       <SubType>ASPXCodeBehind</SubType>
     </Compile>