Moves logic to separate UserGroupsController from the user controller, refactors a few model mappings to reduce a few lines of code, default permissions on user groups now save

src/Umbraco.Web/Models/Mapping/EntityModelMapperExtensions.cs

@@ -0,0 +1,42 @@
+using AutoMapper;
+using Umbraco.Core.Models.EntityBase;
+using Umbraco.Web.Models.ContentEditing;
+
+namespace Umbraco.Web.Models.Mapping
+{
+    /// <summary>
+    /// Mapping extension methods for re-use with other mappers (saves code duplication)
+    /// </summary>
+    internal static class EntityModelMapperExtensions
+    {
+        /// <summary>
+        /// Ignores readonly properties and the date values
+        /// </summary>
+        /// <param name="mapping"></param>
+        /// <returns></returns>
+        public static IMappingExpression<TSource, TDest> IgnoreDeletableEntityCommonProperties<TSource, TDest>(
+            this IMappingExpression<TSource, TDest> mapping)            
+            where TDest: IDeletableEntity           
+        {
+            return mapping
+                .IgnoreEntityCommonProperties()
+                .ForMember(dest => dest.DeletedDate, map => map.Ignore());
+        }
+
+        /// <summary>
+        /// Ignores readonly properties and the date values
+        /// </summary>
+        /// <param name="mapping"></param>
+        /// <returns></returns>
+        public static IMappingExpression<TSource, TDest> IgnoreEntityCommonProperties<TSource, TDest>(
+            this IMappingExpression<TSource, TDest> mapping)
+            where TDest : IEntity
+        {
+            return mapping
+                .IgnoreAllPropertiesWithAnInaccessibleSetter()
+                .ForMember(dest => dest.CreateDate, map => map.Ignore())
+                .ForMember(dest => dest.UpdateDate, map => map.Ignore());
+        }
+
+    }
+}