jellyfin-server/Emby.Server.Implementations/Library/UserViewManager.cs
2019-11-27 16:29:56 +01:00

364 lines
14 KiB
C#

#pragma warning disable CS1591
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Threading;
using MediaBrowser.Controller.Channels;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Dto;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Entities.Audio;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.LiveTv;
using MediaBrowser.Model.Channels;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.Globalization;
using MediaBrowser.Model.Library;
using MediaBrowser.Model.Querying;
namespace Emby.Server.Implementations.Library
{
public class UserViewManager : IUserViewManager
{
private readonly ILibraryManager _libraryManager;
private readonly ILocalizationManager _localizationManager;
private readonly IUserManager _userManager;
private readonly IChannelManager _channelManager;
private readonly ILiveTvManager _liveTvManager;
private readonly IServerConfigurationManager _config;
public UserViewManager(ILibraryManager libraryManager, ILocalizationManager localizationManager, IUserManager userManager, IChannelManager channelManager, ILiveTvManager liveTvManager, IServerConfigurationManager config)
{
_libraryManager = libraryManager;
_localizationManager = localizationManager;
_userManager = userManager;
_channelManager = channelManager;
_liveTvManager = liveTvManager;
_config = config;
}
public Folder[] GetUserViews(UserViewQuery query)
{
var user = _userManager.GetUserById(query.UserId);
if (user == null)
{
throw new ArgumentException("User Id specified in the query does not exist.", nameof(query));
}
var folders = _libraryManager.GetUserRootFolder()
.GetChildren(user, true)
.OfType<Folder>()
.ToList();
var groupedFolders = new List<ICollectionFolder>();
var list = new List<Folder>();
foreach (var folder in folders)
{
var collectionFolder = folder as ICollectionFolder;
var folderViewType = collectionFolder?.CollectionType;
if (UserView.IsUserSpecific(folder))
{
list.Add(_libraryManager.GetNamedView(user, folder.Name, folder.Id, folderViewType, null));
continue;
}
if (collectionFolder != null && UserView.IsEligibleForGrouping(folder) && user.IsFolderGrouped(folder.Id))
{
groupedFolders.Add(collectionFolder);
continue;
}
if (query.PresetViews.Contains(folderViewType ?? string.Empty, StringComparer.OrdinalIgnoreCase))
{
list.Add(GetUserView(folder, folderViewType, string.Empty));
}
else
{
list.Add(folder);
}
}
foreach (var viewType in new[] { CollectionType.Movies, CollectionType.TvShows })
{
var parents = groupedFolders.Where(i => string.Equals(i.CollectionType, viewType, StringComparison.OrdinalIgnoreCase) || string.IsNullOrEmpty(i.CollectionType))
.ToList();
if (parents.Count > 0)
{
var localizationKey = string.Equals(viewType, CollectionType.TvShows, StringComparison.OrdinalIgnoreCase) ?
"TvShows" :
"Movies";
list.Add(GetUserView(parents, viewType, localizationKey, string.Empty, user, query.PresetViews));
}
}
if (_config.Configuration.EnableFolderView)
{
var name = _localizationManager.GetLocalizedString("Folders");
list.Add(_libraryManager.GetNamedView(name, CollectionType.Folders, string.Empty));
}
if (query.IncludeExternalContent)
{
var channelResult = _channelManager.GetChannelsInternal(new ChannelQuery
{
UserId = query.UserId
});
var channels = channelResult.Items;
list.AddRange(channels);
if (_liveTvManager.GetEnabledUsers().Select(i => i.Id).Contains(query.UserId))
{
list.Add(_liveTvManager.GetInternalLiveTvFolder(CancellationToken.None));
}
}
if (!query.IncludeHidden)
{
list = list.Where(i => !user.Configuration.MyMediaExcludes.Contains(i.Id.ToString("N", CultureInfo.InvariantCulture))).ToList();
}
var sorted = _libraryManager.Sort(list, user, new[] { ItemSortBy.SortName }, SortOrder.Ascending).ToList();
var orders = user.Configuration.OrderedViews.ToList();
return list
.OrderBy(i =>
{
var index = orders.IndexOf(i.Id.ToString("N", CultureInfo.InvariantCulture));
if (index == -1
&& i is UserView view
&& view.DisplayParentId != Guid.Empty)
{
index = orders.IndexOf(view.DisplayParentId.ToString("N", CultureInfo.InvariantCulture));
}
return index == -1 ? int.MaxValue : index;
})
.ThenBy(sorted.IndexOf)
.ThenBy(i => i.SortName)
.ToArray();
}
public UserView GetUserSubViewWithName(string name, Guid parentId, string type, string sortName)
{
var uniqueId = parentId + "subview" + type;
return _libraryManager.GetNamedView(name, parentId, type, sortName, uniqueId);
}
public UserView GetUserSubView(Guid parentId, string type, string localizationKey, string sortName)
{
var name = _localizationManager.GetLocalizedString(localizationKey);
return GetUserSubViewWithName(name, parentId, type, sortName);
}
private Folder GetUserView(List<ICollectionFolder> parents, string viewType, string localizationKey, string sortName, User user, string[] presetViews)
{
if (parents.Count == 1 && parents.All(i => string.Equals(i.CollectionType, viewType, StringComparison.OrdinalIgnoreCase)))
{
if (!presetViews.Contains(viewType, StringComparer.OrdinalIgnoreCase))
{
return (Folder)parents[0];
}
return GetUserView((Folder)parents[0], viewType, string.Empty);
}
var name = _localizationManager.GetLocalizedString(localizationKey);
return _libraryManager.GetNamedView(user, name, viewType, sortName);
}
public UserView GetUserView(Folder parent, string viewType, string sortName)
{
return _libraryManager.GetShadowView(parent, viewType, sortName);
}
public List<Tuple<BaseItem, List<BaseItem>>> GetLatestItems(LatestItemsQuery request, DtoOptions options)
{
var user = _userManager.GetUserById(request.UserId);
var libraryItems = GetItemsForLatestItems(user, request, options);
var list = new List<Tuple<BaseItem, List<BaseItem>>>();
foreach (var item in libraryItems)
{
// Only grab the index container for media
var container = item.IsFolder || !request.GroupItems ? null : item.LatestItemsIndexContainer;
if (container == null)
{
list.Add(new Tuple<BaseItem, List<BaseItem>>(null, new List<BaseItem> { item }));
}
else
{
var current = list.FirstOrDefault(i => i.Item1 != null && i.Item1.Id == container.Id);
if (current != null)
{
current.Item2.Add(item);
}
else
{
list.Add(new Tuple<BaseItem, List<BaseItem>>(container, new List<BaseItem> { item }));
}
}
if (list.Count >= request.Limit)
{
break;
}
}
return list;
}
private IReadOnlyList<BaseItem> GetItemsForLatestItems(User user, LatestItemsQuery request, DtoOptions options)
{
var parentId = request.ParentId;
var includeItemTypes = request.IncludeItemTypes;
var limit = request.Limit ?? 10;
var parents = new List<BaseItem>();
if (!parentId.Equals(Guid.Empty))
{
var parentItem = _libraryManager.GetItemById(parentId);
if (parentItem is Channel)
{
return _channelManager.GetLatestChannelItemsInternal(
new InternalItemsQuery(user)
{
ChannelIds = new[] { parentId },
IsPlayed = request.IsPlayed,
StartIndex = request.StartIndex,
Limit = request.Limit,
IncludeItemTypes = request.IncludeItemTypes,
EnableTotalRecordCount = false
},
CancellationToken.None).GetAwaiter().GetResult().Items;
}
if (parentItem is Folder parent)
{
parents.Add(parent);
}
}
var isPlayed = request.IsPlayed;
if (parents.OfType<ICollectionFolder>().Any(i => string.Equals(i.CollectionType, CollectionType.Music, StringComparison.OrdinalIgnoreCase)))
{
isPlayed = null;
}
if (parents.Count == 0)
{
parents = _libraryManager.GetUserRootFolder().GetChildren(user, true)
.Where(i => i is Folder)
.Where(i => !user.Configuration.LatestItemsExcludes.Contains(i.Id.ToString("N", CultureInfo.InvariantCulture)))
.ToList();
}
if (parents.Count == 0)
{
return new List<BaseItem>();
}
if (includeItemTypes.Length == 0)
{
// Handle situations with the grouping setting, e.g. movies showing up in tv, etc.
// Thanks to mixed content libraries included in the UserView
var hasCollectionType = parents.OfType<UserView>().ToArray();
if (hasCollectionType.Length > 0)
{
if (hasCollectionType.All(i => string.Equals(i.CollectionType, CollectionType.Movies, StringComparison.OrdinalIgnoreCase)))
{
includeItemTypes = new string[] { "Movie" };
}
else if (hasCollectionType.All(i => string.Equals(i.CollectionType, CollectionType.TvShows, StringComparison.OrdinalIgnoreCase)))
{
includeItemTypes = new string[] { "Episode" };
}
}
}
var mediaTypes = new List<string>();
if (includeItemTypes.Length == 0)
{
foreach (var parent in parents.OfType<ICollectionFolder>())
{
switch (parent.CollectionType)
{
case CollectionType.Books:
mediaTypes.Add(MediaType.Book);
mediaTypes.Add(MediaType.Audio);
break;
case CollectionType.Music:
mediaTypes.Add(MediaType.Audio);
break;
case CollectionType.Photos:
mediaTypes.Add(MediaType.Photo);
mediaTypes.Add(MediaType.Video);
break;
case CollectionType.HomeVideos:
mediaTypes.Add(MediaType.Photo);
mediaTypes.Add(MediaType.Video);
break;
default:
mediaTypes.Add(MediaType.Video);
break;
}
}
mediaTypes = mediaTypes.Distinct().ToList();
}
var excludeItemTypes = includeItemTypes.Length == 0 && mediaTypes.Count == 0 ? new[]
{
typeof(Person).Name,
typeof(Studio).Name,
typeof(Year).Name,
typeof(MusicGenre).Name,
typeof(Genre).Name
} : Array.Empty<string>();
var query = new InternalItemsQuery(user)
{
IncludeItemTypes = includeItemTypes,
OrderBy = new[] { new ValueTuple<string, SortOrder>(ItemSortBy.DateCreated, SortOrder.Descending) },
IsFolder = includeItemTypes.Length == 0 ? false : (bool?)null,
ExcludeItemTypes = excludeItemTypes,
IsVirtualItem = false,
Limit = limit * 5,
IsPlayed = isPlayed,
DtoOptions = options,
MediaTypes = mediaTypes.ToArray()
};
if (parents.Count == 0)
{
return _libraryManager.GetItemList(query, false);
}
return _libraryManager.GetItemList(query, parents);
}
}
}