Add GPL modules

1 files changed, 1803 insertions, 0 deletions

diff --git a/MediaBrowser.Controller/Entities/Folder.cs b/MediaBrowser.Controller/Entities/Folder.cs
new file mode 100644
index 000000000..8b9aa5fc3
--- /dev/null
+++ b/MediaBrowser.Controller/Entities/Folder.cs
@@ -0,0 +1,1803 @@
+using MediaBrowser.Common.Progress;
+using MediaBrowser.Controller.Library;
+using MediaBrowser.Controller.Providers;
+using MediaBrowser.Model.Dto;
+using MediaBrowser.Model.Entities;
+using MediaBrowser.Model.Querying;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+
+using MediaBrowser.Controller.Channels;
+using MediaBrowser.Controller.Dto;
+using MediaBrowser.Controller.Entities.Audio;
+using MediaBrowser.Controller.Entities.Movies;
+using MediaBrowser.Controller.Entities.TV;
+using MediaBrowser.Controller.IO;
+using MediaBrowser.Model.Channels;
+using MediaBrowser.Model.IO;
+using MediaBrowser.Model.Serialization;
+using MediaBrowser.Model.Extensions;
+using MediaBrowser.Controller.Collections;
+using MediaBrowser.Controller.Configuration;
+
+namespace MediaBrowser.Controller.Entities
+{
+    /// <summary>
+    /// Class Folder
+    /// </summary>
+    public class Folder : BaseItem
+    {
+        public static IUserManager UserManager { get; set; }
+        public static IUserViewManager UserViewManager { get; set; }
+
+        /// <summary>
+        /// Gets or sets a value indicating whether this instance is root.
+        /// </summary>
+        /// <value><c>true</c> if this instance is root; otherwise, <c>false</c>.</value>
+        public bool IsRoot { get; set; }
+
+        public LinkedChild[] LinkedChildren { get; set; }
+
+        [IgnoreDataMember]
+        public DateTime? DateLastMediaAdded { get; set; }
+
+        public Folder()
+        {
+            LinkedChildren = EmptyLinkedChildArray;
+        }
+
+        [IgnoreDataMember]
+        public override bool SupportsThemeMedia
+        {
+            get { return true; }
+        }
+
+        [IgnoreDataMember]
+        public virtual bool IsPreSorted
+        {
+            get { return false; }
+        }
+
+        [IgnoreDataMember]
+        public virtual bool IsPhysicalRoot
+        {
+            get { return false; }
+        }
+
+        [IgnoreDataMember]
+        public override bool SupportsInheritedParentImages
+        {
+            get
+            {
+                return true;
+            }
+        }
+
+        [IgnoreDataMember]
+        public override bool SupportsPlayedStatus
+        {
+            get
+            {
+                return true;
+            }
+        }
+
+        /// <summary>
+        /// Gets a value indicating whether this instance is folder.
+        /// </summary>
+        /// <value><c>true</c> if this instance is folder; otherwise, <c>false</c>.</value>
+        [IgnoreDataMember]
+        public override bool IsFolder
+        {
+            get
+            {
+                return true;
+            }
+        }
+
+        [IgnoreDataMember]
+        public override bool IsDisplayedAsFolder
+        {
+            get
+            {
+                return true;
+            }
+        }
+
+        [IgnoreDataMember]
+        public virtual bool SupportsCumulativeRunTimeTicks
+        {
+            get
+            {
+                return false;
+            }
+        }
+
+        [IgnoreDataMember]
+        public virtual bool SupportsDateLastMediaAdded
+        {
+            get
+            {
+                return false;
+            }
+        }
+
+        public override bool CanDelete()
+        {
+            if (IsRoot)
+            {
+                return false;
+            }
+
+            return base.CanDelete();
+        }
+
+        public override bool RequiresRefresh()
+        {
+            var baseResult = base.RequiresRefresh();
+
+            if (SupportsCumulativeRunTimeTicks && !RunTimeTicks.HasValue)
+            {
+                baseResult = true;
+            }
+
+            return baseResult;
+        }
+
+        [IgnoreDataMember]
+        public override string FileNameWithoutExtension
+        {
+            get
+            {
+                if (IsFileProtocol)
+                {
+                    return System.IO.Path.GetFileName(Path);
+                }
+
+                return null;
+            }
+        }
+
+        protected override bool IsAllowTagFilterEnforced()
+        {
+            if (this is ICollectionFolder)
+            {
+                return false;
+            }
+            if (this is UserView)
+            {
+                return false;
+            }
+            return true;
+        }
+
+        [IgnoreDataMember]
+        protected virtual bool SupportsShortcutChildren
+        {
+            get { return false; }
+        }
+
+        /// <summary>
+        /// Adds the child.
+        /// </summary>
+        /// <param name="item">The item.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <returns>Task.</returns>
+        /// <exception cref="System.InvalidOperationException">Unable to add  + item.Name</exception>
+        public void AddChild(BaseItem item, CancellationToken cancellationToken)
+        {
+            item.SetParent(this);
+
+            if (item.Id.Equals(Guid.Empty))
+            {
+                item.Id = LibraryManager.GetNewItemId(item.Path, item.GetType());
+            }
+
+            if (item.DateCreated == DateTime.MinValue)
+            {
+                item.DateCreated = DateTime.UtcNow;
+            }
+            if (item.DateModified == DateTime.MinValue)
+            {
+                item.DateModified = DateTime.UtcNow;
+            }
+
+            LibraryManager.CreateItem(item, this);
+        }
+
+        /// <summary>
+        /// Gets the actual children.
+        /// </summary>
+        /// <value>The actual children.</value>
+        [IgnoreDataMember]
+        public virtual IEnumerable<BaseItem> Children
+        {
+            get
+            {
+                return LoadChildren();
+            }
+        }
+
+        /// <summary>
+        /// thread-safe access to all recursive children of this folder - without regard to user
+        /// </summary>
+        /// <value>The recursive children.</value>
+        [IgnoreDataMember]
+        public IEnumerable<BaseItem> RecursiveChildren
+        {
+            get { return GetRecursiveChildren(); }
+        }
+
+        public override bool IsVisible(User user)
+        {
+            if (this is ICollectionFolder && !(this is BasePluginFolder))
+            {
+                if (user.Policy.BlockedMediaFolders != null)
+                {
+                    if (user.Policy.BlockedMediaFolders.Contains(Id.ToString("N"), StringComparer.OrdinalIgnoreCase) ||
+
+                        // Backwards compatibility
+                        user.Policy.BlockedMediaFolders.Contains(Name, StringComparer.OrdinalIgnoreCase))
+                    {
+                        return false;
+                    }
+                }
+                else
+                {
+                    if (!user.Policy.EnableAllFolders && !user.Policy.EnabledFolders.Contains(Id.ToString("N"), StringComparer.OrdinalIgnoreCase))
+                    {
+                        return false;
+                    }
+                }
+            }
+
+            return base.IsVisible(user);
+        }
+
+        /// <summary>
+        /// Loads our children.  Validation will occur externally.
+        /// We want this sychronous.
+        /// </summary>
+        protected virtual List<BaseItem> LoadChildren()
+        {
+            //Logger.Debug("Loading children from {0} {1} {2}", GetType().Name, Id, Path);
+            //just load our children from the repo - the library will be validated and maintained in other processes
+            return GetCachedChildren();
+        }
+
+        public override double? GetRefreshProgress()
+        {
+            return ProviderManager.GetRefreshProgress(Id);
+        }
+
+        public Task ValidateChildren(IProgress<double> progress, CancellationToken cancellationToken)
+        {
+            return ValidateChildren(progress, cancellationToken, new MetadataRefreshOptions(new DirectoryService(Logger, FileSystem)));
+        }
+
+        /// <summary>
+        /// Validates that the children of the folder still exist
+        /// </summary>
+        /// <param name="progress">The progress.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <param name="metadataRefreshOptions">The metadata refresh options.</param>
+        /// <param name="recursive">if set to <c>true</c> [recursive].</param>
+        /// <returns>Task.</returns>
+        public Task ValidateChildren(IProgress<double> progress, CancellationToken cancellationToken, MetadataRefreshOptions metadataRefreshOptions, bool recursive = true)
+        {
+            return ValidateChildrenInternal(progress, cancellationToken, recursive, true, metadataRefreshOptions, metadataRefreshOptions.DirectoryService);
+        }
+
+        private Dictionary<Guid, BaseItem> GetActualChildrenDictionary()
+        {
+            var dictionary = new Dictionary<Guid, BaseItem>();
+
+            var childrenList = Children.ToList();
+
+            foreach (var child in childrenList)
+            {
+                var id = child.Id;
+                if (dictionary.ContainsKey(id))
+                {
+                    Logger.Error("Found folder containing items with duplicate id. Path: {0}, Child Name: {1}",
+                        Path ?? Name,
+                        child.Path ?? child.Name);
+                }
+                else
+                {
+                    dictionary[id] = child;
+                }
+            }
+
+            return dictionary;
+        }
+
+        protected override void TriggerOnRefreshStart()
+        {
+        }
+
+        protected override void TriggerOnRefreshComplete()
+        {
+        }
+
+        /// <summary>
+        /// Validates the children internal.
+        /// </summary>
+        /// <param name="progress">The progress.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <param name="recursive">if set to <c>true</c> [recursive].</param>
+        /// <param name="refreshChildMetadata">if set to <c>true</c> [refresh child metadata].</param>
+        /// <param name="refreshOptions">The refresh options.</param>
+        /// <param name="directoryService">The directory service.</param>
+        /// <returns>Task.</returns>
+        protected virtual async Task ValidateChildrenInternal(IProgress<double> progress, CancellationToken cancellationToken, bool recursive, bool refreshChildMetadata, MetadataRefreshOptions refreshOptions, IDirectoryService directoryService)
+        {
+            if (recursive)
+            {
+                ProviderManager.OnRefreshStart(this);
+            }
+
+            try
+            {
+                await ValidateChildrenInternal2(progress, cancellationToken, recursive, refreshChildMetadata, refreshOptions, directoryService).ConfigureAwait(false);
+            }
+            finally
+            {
+                if (recursive)
+                {
+                    ProviderManager.OnRefreshComplete(this);
+                }
+            }
+        }
+
+        private async Task ValidateChildrenInternal2(IProgress<double> progress, CancellationToken cancellationToken, bool recursive, bool refreshChildMetadata, MetadataRefreshOptions refreshOptions, IDirectoryService directoryService)
+        {
+            cancellationToken.ThrowIfCancellationRequested();
+
+            var validChildren = new List<BaseItem>();
+            var validChildrenNeedGeneration = false;
+
+            if (IsFileProtocol)
+            {
+                IEnumerable<BaseItem> nonCachedChildren;
+
+                try
+                {
+                    nonCachedChildren = GetNonCachedChildren(directoryService);
+                }
+                catch (Exception ex)
+                {
+                    return;
+                }
+
+                progress.Report(5);
+
+                if (recursive)
+                {
+                    ProviderManager.OnRefreshProgress(this, 5);
+                }
+
+                //build a dictionary of the current children we have now by Id so we can compare quickly and easily
+                var currentChildren = GetActualChildrenDictionary();
+
+                //create a list for our validated children
+                var newItems = new List<BaseItem>();
+
+                cancellationToken.ThrowIfCancellationRequested();
+
+                foreach (var child in nonCachedChildren)
+                {
+                    BaseItem currentChild;
+
+                    if (currentChildren.TryGetValue(child.Id, out currentChild))
+                    {
+                        validChildren.Add(currentChild);
+
+                        if (currentChild.UpdateFromResolvedItem(child) > ItemUpdateType.None)
+                        {
+                            currentChild.UpdateToRepository(ItemUpdateType.MetadataImport, cancellationToken);
+                        }
+
+                        continue;
+                    }
+
+                    // Brand new item - needs to be added
+                    child.SetParent(this);
+                    newItems.Add(child);
+                    validChildren.Add(child);
+                }
+
+                // If any items were added or removed....
+                if (newItems.Count > 0 || currentChildren.Count != validChildren.Count)
+                {
+                    // That's all the new and changed ones - now see if there are any that are missing
+                    var itemsRemoved = currentChildren.Values.Except(validChildren).ToList();
+
+                    foreach (var item in itemsRemoved)
+                    {
+                        if (!item.IsFileProtocol)
+                        {
+                        }
+
+                        else
+                        {
+                            Logger.Debug("Removed item: " + item.Path);
+
+                            item.SetParent(null);
+                            LibraryManager.DeleteItem(item, new DeleteOptions { DeleteFileLocation = false }, this, false);
+                        }
+                    }
+
+                    LibraryManager.CreateItems(newItems, this, cancellationToken);
+                }
+            }
+            else
+            {
+                validChildrenNeedGeneration = true;
+            }
+
+            progress.Report(10);
+
+            if (recursive)
+            {
+                ProviderManager.OnRefreshProgress(this, 10);
+            }
+
+            cancellationToken.ThrowIfCancellationRequested();
+
+            if (recursive)
+            {
+                var innerProgress = new ActionableProgress<double>();
+
+                var folder = this;
+                innerProgress.RegisterAction(p =>
+                {
+                    double newPct = .80 * p + 10;
+                    progress.Report(newPct);
+                    ProviderManager.OnRefreshProgress(folder, newPct);
+                });
+
+                if (validChildrenNeedGeneration)
+                {
+                    validChildren = Children.ToList();
+                    validChildrenNeedGeneration = false;
+                }
+
+                await ValidateSubFolders(validChildren.OfType<Folder>().ToList(), directoryService, innerProgress, cancellationToken).ConfigureAwait(false);
+            }
+
+            if (refreshChildMetadata)
+            {
+                progress.Report(90);
+
+                if (recursive)
+                {
+                    ProviderManager.OnRefreshProgress(this, 90);
+                }
+
+                var container = this as IMetadataContainer;
+
+                var innerProgress = new ActionableProgress<double>();
+
+                var folder = this;
+                innerProgress.RegisterAction(p =>
+                {
+                    double newPct = .10 * p + 90;
+                    progress.Report(newPct);
+                    if (recursive)
+                    {
+                        ProviderManager.OnRefreshProgress(folder, newPct);
+                    }
+                });
+
+                if (container != null)
+                {
+                    await RefreshAllMetadataForContainer(container, refreshOptions, innerProgress, cancellationToken).ConfigureAwait(false);
+                }
+                else
+                {
+                    if (validChildrenNeedGeneration)
+                    {
+                        validChildren = Children.ToList();
+                    }
+
+                    await RefreshMetadataRecursive(validChildren, refreshOptions, recursive, innerProgress, cancellationToken);
+                }
+            }
+        }
+
+        private async Task RefreshMetadataRecursive(List<BaseItem> children, MetadataRefreshOptions refreshOptions, bool recursive, IProgress<double> progress, CancellationToken cancellationToken)
+        {
+            var numComplete = 0;
+            var count = children.Count;
+            double currentPercent = 0;
+
+            foreach (var child in children)
+            {
+                cancellationToken.ThrowIfCancellationRequested();
+
+                var innerProgress = new ActionableProgress<double>();
+
+                // Avoid implicitly captured closure
+                var currentInnerPercent = currentPercent;
+
+                innerProgress.RegisterAction(p =>
+                {
+                    double innerPercent = currentInnerPercent;
+                    innerPercent += p / (count);
+                    progress.Report(innerPercent);
+                });
+
+                await RefreshChildMetadata(child, refreshOptions, recursive && child.IsFolder, innerProgress, cancellationToken)
+                    .ConfigureAwait(false);
+
+                numComplete++;
+                double percent = numComplete;
+                percent /= count;
+                percent *= 100;
+                currentPercent = percent;
+
+                progress.Report(percent);
+            }
+        }
+
+        private async Task RefreshAllMetadataForContainer(IMetadataContainer container, MetadataRefreshOptions refreshOptions, IProgress<double> progress, CancellationToken cancellationToken)
+        {
+            var series = container as Series;
+            if (series != null)
+            {
+                await series.RefreshMetadata(refreshOptions, cancellationToken).ConfigureAwait(false);
+
+            }
+            await container.RefreshAllMetadata(refreshOptions, progress, cancellationToken).ConfigureAwait(false);
+        }
+
+        private async Task RefreshChildMetadata(BaseItem child, MetadataRefreshOptions refreshOptions, bool recursive, IProgress<double> progress, CancellationToken cancellationToken)
+        {
+            var container = child as IMetadataContainer;
+
+            if (container != null)
+            {
+                await RefreshAllMetadataForContainer(container, refreshOptions, progress, cancellationToken).ConfigureAwait(false);
+            }
+            else
+            {
+                if (refreshOptions.RefreshItem(child))
+                {
+                    await child.RefreshMetadata(refreshOptions, cancellationToken).ConfigureAwait(false);
+                }
+
+                if (recursive)
+                {
+                    var folder = child as Folder;
+
+                    if (folder != null)
+                    {
+                        await folder.RefreshMetadataRecursive(folder.Children.ToList(), refreshOptions, true, progress, cancellationToken);
+                    }
+                }
+            }
+        }
+
+        /// <summary>
+        /// Refreshes the children.
+        /// </summary>
+        /// <param name="children">The children.</param>
+        /// <param name="directoryService">The directory service.</param>
+        /// <param name="progress">The progress.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <returns>Task.</returns>
+        private async Task ValidateSubFolders(IList<Folder> children, IDirectoryService directoryService, IProgress<double> progress, CancellationToken cancellationToken)
+        {
+            var numComplete = 0;
+            var count = children.Count;
+            double currentPercent = 0;
+
+            foreach (var child in children)
+            {
+                cancellationToken.ThrowIfCancellationRequested();
+
+                var innerProgress = new ActionableProgress<double>();
+
+                // Avoid implicitly captured closure
+                var currentInnerPercent = currentPercent;
+
+                innerProgress.RegisterAction(p =>
+                {
+                    double innerPercent = currentInnerPercent;
+                    innerPercent += p / (count);
+                    progress.Report(innerPercent);
+                });
+
+                await child.ValidateChildrenInternal(innerProgress, cancellationToken, true, false, null, directoryService)
+                        .ConfigureAwait(false);
+
+                numComplete++;
+                double percent = numComplete;
+                percent /= count;
+                percent *= 100;
+                currentPercent = percent;
+
+                progress.Report(percent);
+            }
+        }
+
+        /// <summary>
+        /// Get the children of this folder from the actual file system
+        /// </summary>
+        /// <returns>IEnumerable{BaseItem}.</returns>
+        protected virtual IEnumerable<BaseItem> GetNonCachedChildren(IDirectoryService directoryService)
+        {
+            var collectionType = LibraryManager.GetContentType(this);
+            var libraryOptions = LibraryManager.GetLibraryOptions(this);
+
+            return LibraryManager.ResolvePaths(GetFileSystemChildren(directoryService), directoryService, this, libraryOptions, collectionType);
+        }
+
+        /// <summary>
+        /// Get our children from the repo - stubbed for now
+        /// </summary>
+        /// <returns>IEnumerable{BaseItem}.</returns>
+        protected List<BaseItem> GetCachedChildren()
+        {
+            return ItemRepository.GetItemList(new InternalItemsQuery
+            {
+                Parent = this,
+                GroupByPresentationUniqueKey = false,
+                DtoOptions = new DtoOptions(true)
+            });
+        }
+
+        public virtual int GetChildCount(User user)
+        {
+            if (LinkedChildren.Length > 0)
+            {
+                if (!(this is ICollectionFolder))
+                {
+                    return GetChildren(user, true).Count;
+                }
+            }
+
+            var result = GetItems(new InternalItemsQuery(user)
+            {
+                Recursive = false,
+                Limit = 0,
+                Parent = this,
+                DtoOptions = new DtoOptions(false)
+                {
+                    EnableImages = false
+                }
+
+            });
+
+            return result.TotalRecordCount;
+        }
+
+        public virtual int GetRecursiveChildCount(User user)
+        {
+            return GetItems(new InternalItemsQuery(user)
+            {
+                Recursive = true,
+                IsFolder = false,
+                IsVirtualItem = false,
+                EnableTotalRecordCount = true,
+                Limit = 0,
+                DtoOptions = new DtoOptions(false)
+                {
+                    EnableImages = false
+                }
+
+            }).TotalRecordCount;
+        }
+
+        public QueryResult<BaseItem> QueryRecursive(InternalItemsQuery query)
+        {
+            var user = query.User;
+
+            if (!query.ForceDirect && RequiresPostFiltering(query))
+            {
+                IEnumerable<BaseItem> items;
+                Func<BaseItem, bool> filter = i => UserViewBuilder.Filter(i, user, query, UserDataManager, LibraryManager);
+
+                if (query.User == null)
+                {
+                    items = GetRecursiveChildren(filter);
+                }
+                else
+                {
+                    items = GetRecursiveChildren(user, query);
+                }
+
+                return PostFilterAndSort(items, query, true);
+            }
+
+            if (!(this is UserRootFolder) && !(this is AggregateFolder))
+            {
+                if (!query.ParentId.Equals(Guid.Empty))
+                {
+                    query.Parent = this;
+                }
+            }
+
+            if (RequiresPostFiltering2(query))
+            {
+                return QueryWithPostFiltering2(query);
+            }
+
+            return LibraryManager.GetItemsResult(query);
+        }
+
+        private QueryResult<BaseItem> QueryWithPostFiltering2(InternalItemsQuery query)
+        {
+            var startIndex = query.StartIndex;
+            var limit = query.Limit;
+
+            query.StartIndex = null;
+            query.Limit = null;
+
+            var itemsList = LibraryManager.GetItemList(query);
+            var user = query.User;
+
+            if (user != null)
+            {
+                // needed for boxsets
+                itemsList = itemsList.Where(i => i.IsVisibleStandalone(query.User)).ToList();
+            }
+
+            BaseItem[] returnItems;
+            int totalCount = 0;
+
+            if (query.EnableTotalRecordCount)
+            {
+                var itemsArray = itemsList.ToArray();
+                totalCount = itemsArray.Length;
+                returnItems = itemsArray;
+            }
+            else
+            {
+                returnItems = itemsList.ToArray();
+            }
+
+            if (limit.HasValue)
+            {
+                returnItems = returnItems.Skip(startIndex ?? 0).Take(limit.Value).ToArray();
+            }
+            else if (startIndex.HasValue)
+            {
+                returnItems = returnItems.Skip(startIndex.Value).ToArray();
+            }
+
+            return new QueryResult<BaseItem>
+            {
+                TotalRecordCount = totalCount,
+                Items = returnItems.ToArray()
+            };
+        }
+
+        private bool RequiresPostFiltering2(InternalItemsQuery query)
+        {
+            if (query.IncludeItemTypes.Length == 1 && string.Equals(query.IncludeItemTypes[0], typeof(BoxSet).Name, StringComparison.OrdinalIgnoreCase))
+            {
+                Logger.Debug("Query requires post-filtering due to BoxSet query");
+                return true;
+            }
+
+            return false;
+        }
+
+        private bool RequiresPostFiltering(InternalItemsQuery query)
+        {
+            if (LinkedChildren.Length > 0)
+            {
+                if (!(this is ICollectionFolder))
+                {
+                    Logger.Debug("Query requires post-filtering due to LinkedChildren. Type: " + GetType().Name);
+                    return true;
+                }
+            }
+
+            // Filter by Video3DFormat
+            if (query.Is3D.HasValue)
+            {
+                Logger.Debug("Query requires post-filtering due to Is3D");
+                return true;
+            }
+
+            if (query.HasOfficialRating.HasValue)
+            {
+                Logger.Debug("Query requires post-filtering due to HasOfficialRating");
+                return true;
+            }
+
+            if (query.IsPlaceHolder.HasValue)
+            {
+                Logger.Debug("Query requires post-filtering due to IsPlaceHolder");
+                return true;
+            }
+
+            if (query.HasSpecialFeature.HasValue)
+            {
+                Logger.Debug("Query requires post-filtering due to HasSpecialFeature");
+                return true;
+            }
+
+            if (query.HasSubtitles.HasValue)
+            {
+                Logger.Debug("Query requires post-filtering due to HasSubtitles");
+                return true;
+            }
+
+            if (query.HasTrailer.HasValue)
+            {
+                Logger.Debug("Query requires post-filtering due to HasTrailer");
+                return true;
+            }
+
+            // Filter by VideoType
+            if (query.VideoTypes.Length > 0)
+            {
+                Logger.Debug("Query requires post-filtering due to VideoTypes");
+                return true;
+            }
+
+            if (CollapseBoxSetItems(query, this, query.User, ConfigurationManager))
+            {
+                Logger.Debug("Query requires post-filtering due to CollapseBoxSetItems");
+                return true;
+            }
+
+            if (!string.IsNullOrEmpty(query.AdjacentTo))
+            {
+                Logger.Debug("Query requires post-filtering due to AdjacentTo");
+                return true;
+            }
+
+            if (query.SeriesStatuses.Length > 0)
+            {
+                Logger.Debug("Query requires post-filtering due to SeriesStatuses");
+                return true;
+            }
+
+            if (query.AiredDuringSeason.HasValue)
+            {
+                Logger.Debug("Query requires post-filtering due to AiredDuringSeason");
+                return true;
+            }
+
+            if (query.IsPlayed.HasValue)
+            {
+                if (query.IncludeItemTypes.Length == 1 && query.IncludeItemTypes.Contains(typeof(Series).Name))
+                {
+                    Logger.Debug("Query requires post-filtering due to IsPlayed");
+                    return true;
+                }
+            }
+
+            return false;
+        }
+
+        public QueryResult<BaseItem> GetItems(InternalItemsQuery query)
+        {
+            if (query.ItemIds.Length > 0)
+            {
+                var result = LibraryManager.GetItemsResult(query);
+
+                if (query.OrderBy.Length == 0)
+                {
+                    var ids = query.ItemIds.ToList();
+
+                    // Try to preserve order
+                    result.Items = result.Items.OrderBy(i => ids.IndexOf(i.Id)).ToArray();
+                }
+                return result;
+            }
+
+            return GetItemsInternal(query);
+        }
+
+        public BaseItem[] GetItemList(InternalItemsQuery query)
+        {
+            query.EnableTotalRecordCount = false;
+
+            if (query.ItemIds.Length > 0)
+            {
+                var result = LibraryManager.GetItemList(query);
+
+                if (query.OrderBy.Length == 0)
+                {
+                    var ids = query.ItemIds.ToList();
+
+                    // Try to preserve order
+                    return result.OrderBy(i => ids.IndexOf(i.Id)).ToArray();
+                }
+                return result.ToArray(result.Count);
+            }
+
+            return GetItemsInternal(query).Items;
+        }
+
+        protected virtual QueryResult<BaseItem> GetItemsInternal(InternalItemsQuery query)
+        {
+            if (SourceType == SourceType.Channel)
+            {
+                try
+                {
+                    query.Parent = this;
+                    query.ChannelIds = new Guid[] { ChannelId };
+
+                    // Don't blow up here because it could cause parent screens with other content to fail
+                    return ChannelManager.GetChannelItemsInternal(query, new SimpleProgress<double>(), CancellationToken.None).Result;
+                }
+                catch
+                {
+                    // Already logged at lower levels
+                    return new QueryResult<BaseItem>();
+                }
+            }
+
+            if (query.Recursive)
+            {
+                return QueryRecursive(query);
+            }
+
+            var user = query.User;
+
+            Func<BaseItem, bool> filter = i => UserViewBuilder.Filter(i, user, query, UserDataManager, LibraryManager);
+
+            IEnumerable<BaseItem> items;
+
+            if (query.User == null)
+            {
+                items = Children.Where(filter);
+            }
+            else
+            {
+                items = GetChildren(user, true).Where(filter);
+            }
+
+            return PostFilterAndSort(items, query, true);
+        }
+
+        public static ICollectionManager CollectionManager { get; set; }
+
+        protected QueryResult<BaseItem> PostFilterAndSort(IEnumerable<BaseItem> items, InternalItemsQuery query, bool enableSorting)
+        {
+            var user = query.User;
+
+            // Check recursive - don't substitute in plain folder views
+            if (user != null)
+            {
+                items = CollapseBoxSetItemsIfNeeded(items, query, this, user, ConfigurationManager, CollectionManager);
+            }
+
+            if (!string.IsNullOrEmpty(query.NameStartsWithOrGreater))
+            {
+                items = items.Where(i => string.Compare(query.NameStartsWithOrGreater, i.SortName, StringComparison.CurrentCultureIgnoreCase) < 1);
+            }
+            if (!string.IsNullOrEmpty(query.NameStartsWith))
+            {
+                items = items.Where(i => i.SortName.StartsWith(query.NameStartsWith, StringComparison.OrdinalIgnoreCase));
+            }
+
+            if (!string.IsNullOrEmpty(query.NameLessThan))
+            {
+                items = items.Where(i => string.Compare(query.NameLessThan, i.SortName, StringComparison.CurrentCultureIgnoreCase) == 1);
+            }
+
+            // This must be the last filter
+            if (!string.IsNullOrEmpty(query.AdjacentTo))
+            {
+                items = UserViewBuilder.FilterForAdjacency(items.ToList(), query.AdjacentTo);
+            }
+
+            return UserViewBuilder.SortAndPage(items, null, query, LibraryManager, enableSorting);
+        }
+
+        private static IEnumerable<BaseItem> CollapseBoxSetItemsIfNeeded(IEnumerable<BaseItem> items,
+            InternalItemsQuery query,
+            BaseItem queryParent,
+            User user,
+            IServerConfigurationManager configurationManager, ICollectionManager collectionManager)
+        {
+            if (items == null)
+            {
+                throw new ArgumentNullException("items");
+            }
+
+            if (CollapseBoxSetItems(query, queryParent, user, configurationManager))
+            {
+                items = collectionManager.CollapseItemsWithinBoxSets(items, user);
+            }
+
+            return items;
+        }
+
+        private static bool CollapseBoxSetItems(InternalItemsQuery query,
+            BaseItem queryParent,
+            User user,
+            IServerConfigurationManager configurationManager)
+        {
+            // Could end up stuck in a loop like this
+            if (queryParent is BoxSet)
+            {
+                return false;
+            }
+            if (queryParent is Series)
+            {
+                return false;
+            }
+            if (queryParent is Season)
+            {
+                return false;
+            }
+            if (queryParent is MusicAlbum)
+            {
+                return false;
+            }
+            if (queryParent is MusicArtist)
+            {
+                return false;
+            }
+
+            var param = query.CollapseBoxSetItems;
+
+            if (!param.HasValue)
+            {
+                if (user != null && !configurationManager.Configuration.EnableGroupingIntoCollections)
+                {
+                    return false;
+                }
+
+                if (query.IncludeItemTypes.Length == 0 || query.IncludeItemTypes.Contains("Movie", StringComparer.OrdinalIgnoreCase))
+                {
+                    param = true;
+                }
+            }
+
+            return param.HasValue && param.Value && AllowBoxSetCollapsing(query);
+        }
+
+        private static bool AllowBoxSetCollapsing(InternalItemsQuery request)
+        {
+            if (request.IsFavorite.HasValue)
+            {
+                return false;
+            }
+            if (request.IsFavoriteOrLiked.HasValue)
+            {
+                return false;
+            }
+            if (request.IsLiked.HasValue)
+            {
+                return false;
+            }
+            if (request.IsPlayed.HasValue)
+            {
+                return false;
+            }
+            if (request.IsResumable.HasValue)
+            {
+                return false;
+            }
+            if (request.IsFolder.HasValue)
+            {
+                return false;
+            }
+
+            if (request.Genres.Length > 0)
+            {
+                return false;
+            }
+
+            if (request.GenreIds.Length > 0)
+            {
+                return false;
+            }
+
+            if (request.HasImdbId.HasValue)
+            {
+                return false;
+            }
+
+            if (request.HasOfficialRating.HasValue)
+            {
+                return false;
+            }
+
+            if (request.HasOverview.HasValue)
+            {
+                return false;
+            }
+
+            if (request.HasParentalRating.HasValue)
+            {
+                return false;
+            }
+
+            if (request.HasSpecialFeature.HasValue)
+            {
+                return false;
+            }
+
+            if (request.HasSubtitles.HasValue)
+            {
+                return false;
+            }
+
+            if (request.HasThemeSong.HasValue)
+            {
+                return false;
+            }
+
+            if (request.HasThemeVideo.HasValue)
+            {
+                return false;
+            }
+
+            if (request.HasTmdbId.HasValue)
+            {
+                return false;
+            }
+
+            if (request.HasTrailer.HasValue)
+            {
+                return false;
+            }
+
+            if (request.ImageTypes.Length > 0)
+            {
+                return false;
+            }
+
+            if (request.Is3D.HasValue)
+            {
+                return false;
+            }
+
+            if (request.IsHD.HasValue)
+            {
+                return false;
+            }
+
+            if (request.IsLocked.HasValue)
+            {
+                return false;
+            }
+
+            if (request.IsPlaceHolder.HasValue)
+            {
+                return false;
+            }
+
+            if (request.IsPlayed.HasValue)
+            {
+                return false;
+            }
+
+            if (!string.IsNullOrWhiteSpace(request.Person))
+            {
+                return false;
+            }
+
+            if (request.PersonIds.Length > 0)
+            {
+                return false;
+            }
+
+            if (request.ItemIds.Length > 0)
+            {
+                return false;
+            }
+
+            if (request.StudioIds.Length > 0)
+            {
+                return false;
+            }
+
+            if (request.GenreIds.Length > 0)
+            {
+                return false;
+            }
+
+            if (request.VideoTypes.Length > 0)
+            {
+                return false;
+            }
+
+            if (request.Years.Length > 0)
+            {
+                return false;
+            }
+
+            if (request.Tags.Length > 0)
+            {
+                return false;
+            }
+
+            if (request.OfficialRatings.Length > 0)
+            {
+                return false;
+            }
+
+            if (request.MinPlayers.HasValue)
+            {
+                return false;
+            }
+
+            if (request.MaxPlayers.HasValue)
+            {
+                return false;
+            }
+
+            if (request.MinCommunityRating.HasValue)
+            {
+                return false;
+            }
+
+            if (request.MinCriticRating.HasValue)
+            {
+                return false;
+            }
+
+            if (request.MinIndexNumber.HasValue)
+            {
+                return false;
+            }
+
+            return true;
+        }
+
+        public List<BaseItem> GetChildren(User user, bool includeLinkedChildren)
+        {
+            return GetChildren(user, includeLinkedChildren, null);
+        }
+
+        public virtual List<BaseItem> GetChildren(User user, bool includeLinkedChildren, InternalItemsQuery query)
+        {
+            if (user == null)
+            {
+                throw new ArgumentNullException();
+            }
+
+            //the true root should return our users root folder children
+            if (IsPhysicalRoot) return LibraryManager.GetUserRootFolder().GetChildren(user, includeLinkedChildren);
+
+            var result = new Dictionary<Guid, BaseItem>();
+
+            AddChildren(user, includeLinkedChildren, result, false, query);
+
+            return result.Values.ToList();
+        }
+
+        protected virtual IEnumerable<BaseItem> GetEligibleChildrenForRecursiveChildren(User user)
+        {
+            return Children;
+        }
+
+        /// <summary>
+        /// Adds the children to list.
+        /// </summary>
+        /// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
+        private void AddChildren(User user, bool includeLinkedChildren, Dictionary<Guid, BaseItem> result, bool recursive, InternalItemsQuery query)
+        {
+            foreach (var child in GetEligibleChildrenForRecursiveChildren(user))
+            {
+                bool? isVisibleToUser = null;
+
+                if (query == null || UserViewBuilder.FilterItem(child, query))
+                {
+                    isVisibleToUser = child.IsVisible(user);
+
+                    if (isVisibleToUser.Value)
+                    {
+                        result[child.Id] = child;
+                    }
+                }
+
+                if (isVisibleToUser ?? child.IsVisible(user))
+                {
+                    if (recursive && child.IsFolder)
+                    {
+                        var folder = (Folder)child;
+
+                        folder.AddChildren(user, includeLinkedChildren, result, true, query);
+                    }
+                }
+            }
+
+            if (includeLinkedChildren)
+            {
+                foreach (var child in GetLinkedChildren(user))
+                {
+                    if (query == null || UserViewBuilder.FilterItem(child, query))
+                    {
+                        if (child.IsVisible(user))
+                        {
+                            result[child.Id] = child;
+                        }
+                    }
+                }
+            }
+        }
+
+        /// <summary>
+        /// Gets allowed recursive children of an item
+        /// </summary>
+        /// <param name="user">The user.</param>
+        /// <param name="includeLinkedChildren">if set to <c>true</c> [include linked children].</param>
+        /// <returns>IEnumerable{BaseItem}.</returns>
+        /// <exception cref="System.ArgumentNullException"></exception>
+        public IEnumerable<BaseItem> GetRecursiveChildren(User user, bool includeLinkedChildren = true)
+        {
+            return GetRecursiveChildren(user, null);
+        }
+
+        public virtual IEnumerable<BaseItem> GetRecursiveChildren(User user, InternalItemsQuery query)
+        {
+            if (user == null)
+            {
+                throw new ArgumentNullException("user");
+            }
+
+            var result = new Dictionary<Guid, BaseItem>();
+
+            AddChildren(user, true, result, true, query);
+
+            return result.Values;
+        }
+
+        /// <summary>
+        /// Gets the recursive children.
+        /// </summary>
+        /// <returns>IList{BaseItem}.</returns>
+        public IList<BaseItem> GetRecursiveChildren()
+        {
+            return GetRecursiveChildren(true);
+        }
+
+        public IList<BaseItem> GetRecursiveChildren(bool includeLinkedChildren)
+        {
+            return GetRecursiveChildren(i => true, includeLinkedChildren);
+        }
+
+        public IList<BaseItem> GetRecursiveChildren(Func<BaseItem, bool> filter)
+        {
+            return GetRecursiveChildren(filter, true);
+        }
+
+        public IList<BaseItem> GetRecursiveChildren(Func<BaseItem, bool> filter, bool includeLinkedChildren)
+        {
+            var result = new Dictionary<Guid, BaseItem>();
+
+            AddChildrenToList(result, includeLinkedChildren, true, filter);
+
+            return result.Values.ToList();
+        }
+
+        /// <summary>
+        /// Adds the children to list.
+        /// </summary>
+        private void AddChildrenToList(Dictionary<Guid, BaseItem> result, bool includeLinkedChildren, bool recursive, Func<BaseItem, bool> filter)
+        {
+            foreach (var child in Children)
+            {
+                if (filter == null || filter(child))
+                {
+                    result[child.Id] = child;
+                }
+
+                if (recursive && child.IsFolder)
+                {
+                    var folder = (Folder)child;
+
+                    // We can only support includeLinkedChildren for the first folder, or we might end up stuck in a loop of linked items
+                    folder.AddChildrenToList(result, false, true, filter);
+                }
+            }
+
+            if (includeLinkedChildren)
+            {
+                foreach (var child in GetLinkedChildren())
+                {
+                    if (filter == null || filter(child))
+                    {
+                        result[child.Id] = child;
+                    }
+                }
+            }
+        }
+
+
+        /// <summary>
+        /// Gets the linked children.
+        /// </summary>
+        /// <returns>IEnumerable{BaseItem}.</returns>
+        public List<BaseItem> GetLinkedChildren()
+        {
+            var linkedChildren = LinkedChildren;
+            var list = new List<BaseItem>(linkedChildren.Length);
+
+            foreach (var i in linkedChildren)
+            {
+                var child = GetLinkedChild(i);
+
+                if (child != null)
+                {
+                    list.Add(child);
+                }
+            }
+            return list;
+        }
+
+        protected virtual bool FilterLinkedChildrenPerUser
+        {
+            get
+            {
+                return false;
+            }
+        }
+
+        public bool ContainsLinkedChildByItemId(Guid itemId)
+        {
+            var linkedChildren = LinkedChildren;
+            foreach (var i in linkedChildren)
+            {
+                if (i.ItemId.HasValue && i.ItemId.Value == itemId)
+                {
+                    return true;
+                }
+
+                var child = GetLinkedChild(i);
+
+                if (child != null && child.Id == itemId)
+                {
+                    return true;
+                }
+            }
+            return false;
+        }
+
+        public List<BaseItem> GetLinkedChildren(User user)
+        {
+            if (!FilterLinkedChildrenPerUser || user == null)
+            {
+                return GetLinkedChildren();
+            }
+
+            var linkedChildren = LinkedChildren;
+            var list = new List<BaseItem>(linkedChildren.Length);
+
+            if (linkedChildren.Length == 0)
+            {
+                return list;
+            }
+
+            var allUserRootChildren = LibraryManager.GetUserRootFolder()
+                .GetChildren(user, true)
+                .OfType<Folder>()
+                .ToList();
+
+            var collectionFolderIds = allUserRootChildren
+                .Select(i => i.Id)
+                .ToList();
+
+            foreach (var i in linkedChildren)
+            {
+                var child = GetLinkedChild(i);
+
+                if (child == null)
+                {
+                    continue;
+                }
+
+                var childOwner = child.GetOwner() ?? child;
+
+                if (childOwner != null && !(child is IItemByName))
+                {
+                    var childProtocol = childOwner.PathProtocol;
+                    if (!childProtocol.HasValue || childProtocol.Value != Model.MediaInfo.MediaProtocol.File)
+                    {
+                        if (!childOwner.IsVisibleStandalone(user))
+                        {
+                            continue;
+                        }
+                    }
+                    else
+                    {
+                        var itemCollectionFolderIds =
+                            LibraryManager.GetCollectionFolders(childOwner, allUserRootChildren).Select(f => f.Id);
+
+                        if (!itemCollectionFolderIds.Any(collectionFolderIds.Contains))
+                        {
+                            continue;
+                        }
+                    }
+                }
+
+                list.Add(child);
+            }
+
+            return list;
+        }
+
+        /// <summary>
+        /// Gets the linked children.
+        /// </summary>
+        /// <returns>IEnumerable{BaseItem}.</returns>
+        public IEnumerable<Tuple<LinkedChild, BaseItem>> GetLinkedChildrenInfos()
+        {
+            return LinkedChildren
+                .Select(i => new Tuple<LinkedChild, BaseItem>(i, GetLinkedChild(i)))
+                .Where(i => i.Item2 != null);
+        }
+
+        [IgnoreDataMember]
+        protected override bool SupportsOwnedItems
+        {
+            get
+            {
+                return base.SupportsOwnedItems || SupportsShortcutChildren;
+            }
+        }
+
+        protected override async Task<bool> RefreshedOwnedItems(MetadataRefreshOptions options, List<FileSystemMetadata> fileSystemChildren, CancellationToken cancellationToken)
+        {
+            var changesFound = false;
+
+            if (IsFileProtocol)
+            {
+                if (RefreshLinkedChildren(fileSystemChildren))
+                {
+                    changesFound = true;
+                }
+            }
+
+            var baseHasChanges = await base.RefreshedOwnedItems(options, fileSystemChildren, cancellationToken).ConfigureAwait(false);
+
+            return baseHasChanges || changesFound;
+        }
+
+        /// <summary>
+        /// Refreshes the linked children.
+        /// </summary>
+        /// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
+        protected virtual bool RefreshLinkedChildren(IEnumerable<FileSystemMetadata> fileSystemChildren)
+        {
+            if (SupportsShortcutChildren)
+            {
+                var newShortcutLinks = fileSystemChildren
+                    .Where(i => !i.IsDirectory && FileSystem.IsShortcut(i.FullName))
+                    .Select(i =>
+                    {
+                        try
+                        {
+                            Logger.Debug("Found shortcut at {0}", i.FullName);
+
+                            var resolvedPath = CollectionFolder.ApplicationHost.ExpandVirtualPath(FileSystem.ResolveShortcut(i.FullName));
+
+                            if (!string.IsNullOrEmpty(resolvedPath))
+                            {
+                                return new LinkedChild
+                                {
+                                    Path = resolvedPath,
+                                    Type = LinkedChildType.Shortcut
+                                };
+                            }
+
+                            Logger.Error("Error resolving shortcut {0}", i.FullName);
+
+                            return null;
+                        }
+                        catch (IOException ex)
+                        {
+                            Logger.ErrorException("Error resolving shortcut {0}", ex, i.FullName);
+                            return null;
+                        }
+                    })
+                    .Where(i => i != null)
+                    .ToList();
+
+                var currentShortcutLinks = LinkedChildren.Where(i => i.Type == LinkedChildType.Shortcut).ToList();
+
+                if (!newShortcutLinks.SequenceEqual(currentShortcutLinks, new LinkedChildComparer(FileSystem)))
+                {
+                    Logger.Info("Shortcut links have changed for {0}", Path);
+
+                    newShortcutLinks.AddRange(LinkedChildren.Where(i => i.Type == LinkedChildType.Manual));
+                    LinkedChildren = newShortcutLinks.ToArray(newShortcutLinks.Count);
+                    return true;
+                }
+            }
+
+            foreach (var child in LinkedChildren)
+            {
+                // Reset the cached value
+                child.ItemId = null;
+            }
+
+            return false;
+        }
+
+        /// <summary>
+        /// Marks the played.
+        /// </summary>
+        /// <param name="user">The user.</param>
+        /// <param name="datePlayed">The date played.</param>
+        /// <param name="resetPosition">if set to <c>true</c> [reset position].</param>
+        /// <returns>Task.</returns>
+        public override void MarkPlayed(User user,
+            DateTime? datePlayed,
+            bool resetPosition)
+        {
+            var query = new InternalItemsQuery
+            {
+                User = user,
+                Recursive = true,
+                IsFolder = false,
+                EnableTotalRecordCount = false
+            };
+
+            if (!user.Configuration.DisplayMissingEpisodes)
+            {
+                query.IsVirtualItem = false;
+            }
+
+            var itemsResult = GetItemList(query);
+
+            // Sweep through recursively and update status
+            foreach (var item in itemsResult)
+            {
+                if (item.IsVirtualItem)
+                {
+                    // The querying doesn't support virtual unaired
+                    var episode = item as Episode;
+                    if (episode != null && episode.IsUnaired)
+                    {
+                        continue;
+                    }
+                }
+
+                item.MarkPlayed(user, datePlayed, resetPosition);
+            }
+        }
+
+        /// <summary>
+        /// Marks the unplayed.
+        /// </summary>
+        /// <param name="user">The user.</param>
+        /// <returns>Task.</returns>
+        public override void MarkUnplayed(User user)
+        {
+            var itemsResult = GetItemList(new InternalItemsQuery
+            {
+                User = user,
+                Recursive = true,
+                IsFolder = false,
+                EnableTotalRecordCount = false
+
+            });
+
+            // Sweep through recursively and update status
+            foreach (var item in itemsResult)
+            {
+                item.MarkUnplayed(user);
+            }
+        }
+
+        public override bool IsPlayed(User user)
+        {
+            var itemsResult = GetItemList(new InternalItemsQuery(user)
+            {
+                Recursive = true,
+                IsFolder = false,
+                IsVirtualItem = false,
+                EnableTotalRecordCount = false
+
+            });
+
+            return itemsResult
+                .All(i => i.IsPlayed(user));
+        }
+
+        public override bool IsUnplayed(User user)
+        {
+            return !IsPlayed(user);
+        }
+
+        [IgnoreDataMember]
+        public virtual bool SupportsUserDataFromChildren
+        {
+            get
+            {
+                // These are just far too slow. 
+                if (this is ICollectionFolder)
+                {
+                    return false;
+                }
+                if (this is UserView)
+                {
+                    return false;
+                }
+                if (this is UserRootFolder)
+                {
+                    return false;
+                }
+                if (this is Channel)
+                {
+                    return false;
+                }
+                if (SourceType != SourceType.Library)
+                {
+                    return false;
+                }
+                var iItemByName = this as IItemByName;
+                if (iItemByName != null)
+                {
+                    var hasDualAccess = this as IHasDualAccess;
+                    if (hasDualAccess == null || hasDualAccess.IsAccessedByName)
+                    {
+                        return false;
+                    }
+                }
+
+                return true;
+            }
+        }
+
+        public override void FillUserDataDtoValues(UserItemDataDto dto, UserItemData userData, BaseItemDto itemDto, User user, DtoOptions fields)
+        {
+            if (!SupportsUserDataFromChildren)
+            {
+                return;
+            }
+
+            if (itemDto != null)
+            {
+                if (fields.ContainsField(ItemFields.RecursiveItemCount))
+                {
+                    itemDto.RecursiveItemCount = GetRecursiveChildCount(user);
+                }
+            }
+
+            if (SupportsPlayedStatus)
+            {
+                var unplayedQueryResult = GetItems(new InternalItemsQuery(user)
+                {
+                    Recursive = true,
+                    IsFolder = false,
+                    IsVirtualItem = false,
+                    EnableTotalRecordCount = true,
+                    Limit = 0,
+                    IsPlayed = false,
+                    DtoOptions = new DtoOptions(false)
+                    {
+                        EnableImages = false
+                    }
+
+                });
+
+                double unplayedCount = unplayedQueryResult.TotalRecordCount;
+
+                dto.UnplayedItemCount = unplayedQueryResult.TotalRecordCount;
+
+                if (itemDto != null && itemDto.RecursiveItemCount.HasValue)
+                {
+                    if (itemDto.RecursiveItemCount.Value > 0)
+                    {
+                        var unplayedPercentage = (unplayedCount / itemDto.RecursiveItemCount.Value) * 100;
+                        dto.PlayedPercentage = 100 - unplayedPercentage;
+                        dto.Played = dto.PlayedPercentage.Value >= 100;
+                    }
+                }
+                else
+                {
+                    dto.Played = (dto.UnplayedItemCount ?? 0) == 0;
+                }
+            }
+        }
+    }
+}