update library setup

MediaBrowser.Common.Implementations/HttpClientManager/HttpClientManager.cs

@@ -283,8 +283,7 @@ namespace MediaBrowser.Common.Implementations.HttpClientManager
 
             var url = options.Url;
             var urlHash = url.ToLower().GetMD5().ToString("N");
-            var semaphore = GetLock(url);
-
+            
             var responseCachePath = Path.Combine(_appPaths.CachePath, "httpclient", urlHash);
 
             response = await GetCachedResponse(responseCachePath, options.CacheLength, url).ConfigureAwait(false);
@@ -293,6 +292,8 @@ namespace MediaBrowser.Common.Implementations.HttpClientManager
                 return response;
             }
 
+            var semaphore = GetLock(url);
+
             await semaphore.WaitAsync(options.CancellationToken).ConfigureAwait(false);
 
             try

MediaBrowser.Controller/Entities/UserView.cs

@@ -13,6 +13,7 @@ namespace MediaBrowser.Controller.Entities
     {
         public string ViewType { get; set; }
         public Guid ParentId { get; set; }
+        public Guid DisplayParentId { get; set; }
 
         public Guid? UserId { get; set; }
         
@@ -28,7 +29,11 @@ namespace MediaBrowser.Controller.Entities
         {
             var parent = this as Folder;
 
-            if (ParentId != Guid.Empty)
+            if (DisplayParentId != Guid.Empty)
+            {
+                parent = LibraryManager.GetItemById(DisplayParentId) as Folder ?? parent;
+            }
+            else if (ParentId != Guid.Empty)
             {
                 parent = LibraryManager.GetItemById(ParentId) as Folder ?? parent;
             }

MediaBrowser.Controller/Library/ILibraryManager.cs

@@ -385,6 +385,21 @@ namespace MediaBrowser.Controller.Library
             string uniqueId,
             CancellationToken cancellationToken);
 
+        /// <summary>
+        /// Gets the shadow view.
+        /// </summary>
+        /// <param name="parent">The parent.</param>
+        /// <param name="viewType">Type of the view.</param>
+        /// <param name="sortName">Name of the sort.</param>
+        /// <param name="uniqueId">The unique identifier.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <returns>Task&lt;UserView&gt;.</returns>
+        Task<UserView> GetShadowView(BaseItem parent,
+          string viewType,
+          string sortName,
+          string uniqueId,
+          CancellationToken cancellationToken);
+        
         /// <summary>
         /// Determines whether [is video file] [the specified path].
         /// </summary>

MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs

@@ -216,10 +216,10 @@ namespace MediaBrowser.MediaEncoding.Encoder
 
             _logger.Debug("{0} {1}", process.StartInfo.FileName, process.StartInfo.Arguments);
 
-            await _ffProbeResourcePool.WaitAsync(cancellationToken).ConfigureAwait(false);
-
             using (var processWrapper = new ProcessWrapper(process, this, _logger))
             {
+                await _ffProbeResourcePool.WaitAsync(cancellationToken).ConfigureAwait(false);
+
                 try
                 {
                     StartProcess(processWrapper);
@@ -536,10 +536,10 @@ namespace MediaBrowser.MediaEncoding.Encoder
 
             _logger.Debug("{0} {1}", process.StartInfo.FileName, process.StartInfo.Arguments);
 
-            await resourcePool.WaitAsync(cancellationToken).ConfigureAwait(false);
-
             using (var processWrapper = new ProcessWrapper(process, this, _logger))
             {
+                await resourcePool.WaitAsync(cancellationToken).ConfigureAwait(false);
+
                 bool ranToCompletion;
 
                 var memoryStream = new MemoryStream();

MediaBrowser.Providers/Movies/MovieDbProvider.cs

@@ -353,14 +353,27 @@ namespace MediaBrowser.Providers.Movies
             return mainResult;
         }
 
+        private static long _lastRequestTicks;
+
         /// <summary>
         /// Gets the movie db response.
         /// </summary>
-        internal Task<Stream> GetMovieDbResponse(HttpRequestOptions options)
+        internal async Task<Stream> GetMovieDbResponse(HttpRequestOptions options)
         {
+            var requestIntervalMs = 250;
+            var delayTicks = (requestIntervalMs * 10000) - (DateTime.UtcNow.Ticks - _lastRequestTicks);
+            var delayMs = Math.Min(delayTicks / 10000, requestIntervalMs);
+
+            if (delayMs > 0)
+            {
+                _logger.Debug("Throttling Tmdb by {0} ms", delayMs);
+                await Task.Delay(Convert.ToInt32(delayMs)).ConfigureAwait(false);
+            }
+
             options.ResourcePool = MovieDbResourcePool;
+            _lastRequestTicks = DateTime.UtcNow.Ticks;
 
-            return _httpClient.Get(options);
+            return await _httpClient.Get(options).ConfigureAwait(false);
         }
 
         public TheMovieDbOptions GetTheMovieDbOptions()

MediaBrowser.Providers/Music/MusicBrainzAlbumProvider.cs

@@ -300,7 +300,7 @@ namespace MediaBrowser.Providers.Music
             if (!isSearch)
             {
                 options.CacheMode = CacheMode.Unconditional;
-                options.CacheLength = TimeSpan.FromDays(7);
+                options.CacheLength = TimeSpan.FromDays(3);
             }
 
             using (var xml = await _httpClient.Get(options).ConfigureAwait(false))

MediaBrowser.Server.Implementations/Library/LibraryManager.cs

@@ -1792,7 +1792,7 @@ namespace MediaBrowser.Server.Implementations.Library
 
                 if (!string.IsNullOrWhiteSpace(parentId))
                 {
-                    item.ParentId = new Guid(parentId);
+                    item.DisplayParentId = new Guid(parentId);
                 }
 
                 await CreateItem(item, cancellationToken).ConfigureAwait(false);
@@ -1826,6 +1826,75 @@ namespace MediaBrowser.Server.Implementations.Library
             return item;
         }
 
+        public async Task<UserView> GetShadowView(BaseItem parent,
+        string viewType,
+        string sortName,
+        string uniqueId,
+        CancellationToken cancellationToken)
+        {
+            if (parent == null)
+            {
+                throw new ArgumentNullException("parent");
+            }
+
+            var name = parent.Name;
+            var parentId = parent.Id;
+
+            var idValues = "37_namedview_" + name + parentId + (viewType ?? string.Empty);
+            if (!string.IsNullOrWhiteSpace(uniqueId))
+            {
+                idValues += uniqueId;
+            }
+
+            var id = GetNewItemId(idValues, typeof(UserView));
+
+            var path = parent.Path;
+
+            var item = GetItemById(id) as UserView;
+
+            var isNew = false;
+
+            if (item == null)
+            {
+                _fileSystem.CreateDirectory(path);
+
+                item = new UserView
+                {
+                    Path = path,
+                    Id = id,
+                    DateCreated = DateTime.UtcNow,
+                    Name = name,
+                    ViewType = viewType,
+                    ForcedSortName = sortName
+                };
+
+                item.DisplayParentId = parentId;
+
+                await CreateItem(item, cancellationToken).ConfigureAwait(false);
+
+                isNew = true;
+            }
+
+            if (!string.Equals(viewType, item.ViewType, StringComparison.OrdinalIgnoreCase))
+            {
+                item.ViewType = viewType;
+                await item.UpdateToRepository(ItemUpdateType.MetadataEdit, cancellationToken).ConfigureAwait(false);
+            }
+
+            var refresh = isNew || (DateTime.UtcNow - item.DateLastRefreshed) >= _viewRefreshInterval;
+
+            if (refresh)
+            {
+                _providerManagerFactory().QueueRefresh(item.Id, new MetadataRefreshOptions(_fileSystem)
+                {
+                    // Need to force save to increment DateLastSaved
+                    ForceSave = true
+                });
+            }
+
+            return item;
+        }
+        
         public async Task<UserView> GetNamedView(string name,
             string parentId,
             string viewType,
@@ -1868,7 +1937,7 @@ namespace MediaBrowser.Server.Implementations.Library
 
                 if (!string.IsNullOrWhiteSpace(parentId))
                 {
-                    item.ParentId = new Guid(parentId);
+                    item.DisplayParentId = new Guid(parentId);
                 }
 
                 await CreateItem(item, cancellationToken).ConfigureAwait(false);

MediaBrowser.Server.Implementations/Library/UserViewManager.cs

@@ -74,11 +74,11 @@ namespace MediaBrowser.Server.Implementations.Library
                     }
                     else if (plainFolderIds.Contains(folder.Id))
                     {
-                        list.Add(await GetUserView(folder.Id, folder.Name, folderViewType, false, string.Empty, cancellationToken).ConfigureAwait(false));
+                        list.Add(await GetUserView(folder, folderViewType, false, string.Empty, cancellationToken).ConfigureAwait(false));
                     }
                     else if (!string.IsNullOrWhiteSpace(folderViewType))
                     {
-                        list.Add(await GetUserView(folder.Id, folder.Name, folderViewType, true, string.Empty, cancellationToken).ConfigureAwait(false));
+                        list.Add(await GetUserView(folder, folderViewType, true, string.Empty, cancellationToken).ConfigureAwait(false));
                     }
                     else
                     {
@@ -209,23 +209,18 @@ namespace MediaBrowser.Server.Implementations.Library
 
         public async Task<UserView> GetUserView(List<ICollectionFolder> parents, List<Folder> currentViews, string viewType, string sortName, User user, CancellationToken cancellationToken)
         {
-            var name = _localizationManager.GetLocalizedString("ViewType" + viewType);
             var enableUserViews = _config.Configuration.EnableUserViews;
 
             if (parents.Count == 1 && parents.All(i => string.Equals((enableUserViews ? i.GetViewType(user) : i.CollectionType), viewType, StringComparison.OrdinalIgnoreCase)))
             {
-                if (!string.IsNullOrWhiteSpace(parents[0].Name))
-                {
-                    name = parents[0].Name;
-                }
-
                 var parentId = parents[0].Id;
 
                 var enableRichView = !user.Configuration.PlainFolderViews.Contains(parentId.ToString("N"), StringComparer.OrdinalIgnoreCase);
 
-                return await GetUserView(parentId, name, viewType, enableRichView, string.Empty, cancellationToken).ConfigureAwait(false);
+                return await GetUserView((Folder)parents[0], viewType, enableRichView, string.Empty, cancellationToken).ConfigureAwait(false);
             }
 
+            var name = _localizationManager.GetLocalizedString("ViewType" + viewType);
             return await _libraryManager.GetNamedView(user, name, viewType, sortName, cancellationToken).ConfigureAwait(false);
         }
 
@@ -235,10 +230,11 @@ namespace MediaBrowser.Server.Implementations.Library
             return _libraryManager.GetNamedView(user, name, parentId.ToString("N"), viewType, sortName, null, cancellationToken);
         }
 
-        public Task<UserView> GetUserView(Guid parentId, string name, string viewType, bool enableRichView, string sortName, CancellationToken cancellationToken)
+        public Task<UserView> GetUserView(Folder parent, string viewType, bool enableRichView, string sortName, CancellationToken cancellationToken)
         {
             viewType = enableRichView ? viewType : null;
-            return _libraryManager.GetNamedView(name, parentId.ToString("N"), viewType, sortName, null, cancellationToken);
+
+            return _libraryManager.GetShadowView(parent, viewType, sortName, null, cancellationToken);
         }
 
         public List<Tuple<BaseItem, List<BaseItem>>> GetLatestItems(LatestItemsQuery request)