Renamed Umbraco.Abstractions to Umbraco.Core

src/Umbraco.Core/Cache/UserGroupCacheRefresher.cs

@@ -0,0 +1,73 @@
+using System;
+using Umbraco.Core.Cache;
+using Umbraco.Core.Models.Membership;
+using Umbraco.Core.Persistence.Repositories;
+using Umbraco.Core.Persistence.Repositories.Implement;
+
+namespace Umbraco.Web.Cache
+{
+    /// <summary>
+    /// Handles User group cache invalidation/refreshing
+    /// </summary>
+    /// <remarks>
+    /// This also needs to clear the user cache since IReadOnlyUserGroup's are attached to IUser objects
+    /// </remarks>
+    public sealed class UserGroupCacheRefresher : CacheRefresherBase<UserGroupCacheRefresher>
+    {
+        public UserGroupCacheRefresher(AppCaches appCaches)
+            : base(appCaches)
+        { }
+
+        #region Define
+
+        protected override UserGroupCacheRefresher This => this;
+
+        public static readonly Guid UniqueId = Guid.Parse("45178038-B232-4FE8-AA1A-F2B949C44762");
+
+        public override Guid RefresherUniqueId => UniqueId;
+
+        public override string Name => "User Group Cache Refresher";
+
+        #endregion
+
+        #region Refresher
+
+        public override void RefreshAll()
+        {
+            ClearAllIsolatedCacheByEntityType<IUserGroup>();
+            var userGroupCache = AppCaches.IsolatedCaches.Get<IUserGroup>();
+            if (userGroupCache)
+            {
+                userGroupCache.Result.ClearByKey(CacheKeys.UserGroupGetByAliasCacheKeyPrefix);
+            }
+
+            //We'll need to clear all user cache too
+            ClearAllIsolatedCacheByEntityType<IUser>();
+
+            base.RefreshAll();
+        }
+
+        public override void Refresh(int id)
+        {
+            Remove(id);
+            base.Refresh(id);
+        }
+
+        public override void Remove(int id)
+        {
+            var userGroupCache = AppCaches.IsolatedCaches.Get<IUserGroup>();
+            if (userGroupCache)
+            {
+                userGroupCache.Result.Clear(RepositoryCacheKeys.GetKey<IUserGroup>(id));
+                userGroupCache.Result.ClearByKey(CacheKeys.UserGroupGetByAliasCacheKeyPrefix);
+            }
+
+            //we don't know what user's belong to this group without doing a look up so we'll need to just clear them all
+            ClearAllIsolatedCacheByEntityType<IUser>();
+
+            base.Remove(id);
+        }
+
+        #endregion
+    }
+}