cleanup repeated querying within CollectionFolder

1 files changed, 12 insertions, 0 deletions

diff --git a/MediaBrowser.Server.Implementations/Library/LibraryManager.cs b/MediaBrowser.Server.Implementations/Library/LibraryManager.cs
index 27d6953d7..a5b792726 100644
--- a/MediaBrowser.Server.Implementations/Library/LibraryManager.cs
+++ b/MediaBrowser.Server.Implementations/Library/LibraryManager.cs
@@ -1283,6 +1283,8 @@ namespace MediaBrowser.Server.Implementations.Library
                 UpdateItemInLibraryCache(item);
             }
 
+            UpdateCollectionFolders();
+
             if (ItemAdded != null)
             {
                 foreach (var item in list)
@@ -1336,6 +1338,8 @@ namespace MediaBrowser.Server.Implementations.Library
         /// <param name="item">The item.</param>
         public void ReportItemRemoved(BaseItem item)
         {
+            UpdateCollectionFolders();
+
             if (ItemRemoved != null)
             {
                 try
@@ -1349,6 +1353,14 @@ namespace MediaBrowser.Server.Implementations.Library
             }
         }
 
+        private void UpdateCollectionFolders()
+        {
+            foreach (var folder in _userManager.Users.SelectMany(i => i.RootFolder.Children).OfType<CollectionFolder>().ToList())
+            {
+                folder.ResetDynamicChildren();
+            }
+        }
+
         /// <summary>
         /// Retrieves the item.
         /// </summary>