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807 lines
26 KiB
807 lines
26 KiB
using MediaBrowser.Common.Implementations.HttpServer;
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using MediaBrowser.Controller;
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using MediaBrowser.Controller.Entities;
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using MediaBrowser.Controller.Entities.Audio;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Model.Dto;
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using MediaBrowser.Model.Entities;
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using ServiceStack.ServiceHost;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Threading.Tasks;
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namespace MediaBrowser.Api.UserLibrary
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{
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/// <summary>
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/// Class GetItems
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/// </summary>
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[Route("/Users/{UserId}/Items", "GET")]
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public class GetItems : IReturn<ItemsResult>
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{
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/// <summary>
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/// Gets or sets the user id.
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/// </summary>
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/// <value>The user id.</value>
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public Guid UserId { get; set; }
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/// <summary>
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/// Specify this to localize the search to a specific item or folder. Omit to use the root.
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/// </summary>
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/// <value>The parent id.</value>
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public string ParentId { get; set; }
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/// <summary>
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/// Skips over a given number of items within the results. Use for paging.
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/// </summary>
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/// <value>The start index.</value>
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public int? StartIndex { get; set; }
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/// <summary>
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/// The maximum number of items to return
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/// </summary>
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/// <value>The limit.</value>
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public int? Limit { get; set; }
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/// <summary>
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/// Whether or not to perform the query recursively
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/// </summary>
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/// <value><c>true</c> if recursive; otherwise, <c>false</c>.</value>
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public bool Recursive { get; set; }
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/// <summary>
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/// Limit results to items containing a specific person
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/// </summary>
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/// <value>The person.</value>
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public string Person { get; set; }
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/// <summary>
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/// If the Person filter is used, this can also be used to restrict to a specific person type
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/// </summary>
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/// <value>The type of the person.</value>
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public string PersonType { get; set; }
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/// <summary>
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/// Search characters used to find items
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/// </summary>
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/// <value>The index by.</value>
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public string SearchTerm { get; set; }
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/// <summary>
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/// The dynamic, localized index function name
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/// </summary>
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/// <value>The index by.</value>
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public string IndexBy { get; set; }
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/// <summary>
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/// The dynamic, localized sort function name
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/// </summary>
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/// <value>The dynamic sort by.</value>
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public string DynamicSortBy { get; set; }
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/// <summary>
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/// What to sort the results by
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/// </summary>
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/// <value>The sort by.</value>
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public string SortBy { get; set; }
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/// <summary>
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/// The sort order to return results with
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/// </summary>
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/// <value>The sort order.</value>
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public string SortOrder { get; set; }
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/// <summary>
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/// Filters to apply to the results
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/// </summary>
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/// <value>The filters.</value>
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public string Filters { get; set; }
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/// <summary>
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/// Fields to return within the items, in addition to basic information
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/// </summary>
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/// <value>The fields.</value>
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public string Fields { get; set; }
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/// <summary>
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/// Limit results to items containing specific genres
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/// </summary>
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/// <value>The genres.</value>
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public string Genres { get; set; }
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/// <summary>
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/// Limit results to items containing specific studios
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/// </summary>
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/// <value>The studios.</value>
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public string Studios { get; set; }
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/// <summary>
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/// Gets or sets the exclude item types.
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/// </summary>
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/// <value>The exclude item types.</value>
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public string ExcludeItemTypes { get; set; }
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/// <summary>
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/// Gets or sets the include item types.
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/// </summary>
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/// <value>The include item types.</value>
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public string IncludeItemTypes { get; set; }
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/// <summary>
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/// Limit results to items containing specific years
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/// </summary>
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/// <value>The years.</value>
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public string Years { get; set; }
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/// <summary>
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/// Gets or sets the image types.
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/// </summary>
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/// <value>The image types.</value>
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public string ImageTypes { get; set; }
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}
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/// <summary>
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/// Class ItemsService
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/// </summary>
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public class ItemsService : BaseRestService
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{
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/// <summary>
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/// The _user manager
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/// </summary>
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private readonly IUserManager _userManager;
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/// <summary>
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/// The _library manager
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/// </summary>
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private readonly ILibraryManager _libraryManager;
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/// <summary>
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/// Initializes a new instance of the <see cref="ItemsService" /> class.
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/// </summary>
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/// <param name="userManager">The user manager.</param>
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public ItemsService(IUserManager userManager, ILibraryManager libraryManager)
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{
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_userManager = userManager;
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_libraryManager = libraryManager;
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}
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/// <summary>
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/// Gets the specified request.
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/// </summary>
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/// <param name="request">The request.</param>
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/// <returns>System.Object.</returns>
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public object Get(GetItems request)
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{
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var result = GetItems(request).Result;
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return ToOptimizedResult(result);
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}
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/// <summary>
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/// Gets the items.
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/// </summary>
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/// <param name="request">The request.</param>
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/// <returns>Task{ItemsResult}.</returns>
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private async Task<ItemsResult> GetItems(GetItems request)
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{
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var user = _userManager.GetUserById(request.UserId);
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var items = GetItemsToSerialize(request, user);
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// Apply filters
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// Run them starting with the ones that are likely to reduce the list the most
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foreach (var filter in GetFilters(request).OrderByDescending(f => (int)f))
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{
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items = ApplyFilter(items, filter, user);
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}
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items = ApplyAdditionalFilters(request, items);
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items = ApplySearchTerm(request, items);
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items = ApplySortOrder(request, items, user);
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var itemsArray = items.ToArray();
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var pagedItems = ApplyPaging(request, itemsArray);
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var fields = GetItemFields(request).ToList();
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var dtoBuilder = new DtoBuilder(Logger);
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var returnItems = await Task.WhenAll(pagedItems.Select(i => dtoBuilder.GetDtoBaseItem(i, user, fields, _libraryManager))).ConfigureAwait(false);
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return new ItemsResult
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{
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TotalRecordCount = itemsArray.Length,
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Items = returnItems
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};
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}
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/// <summary>
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/// Gets the items to serialize.
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/// </summary>
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/// <param name="request">The request.</param>
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/// <param name="user">The user.</param>
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/// <returns>IEnumerable{BaseItem}.</returns>
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/// <exception cref="System.InvalidOperationException"></exception>
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private IEnumerable<BaseItem> GetItemsToSerialize(GetItems request, User user)
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{
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var item = string.IsNullOrEmpty(request.ParentId) ? user.RootFolder : DtoBuilder.GetItemByClientId(request.ParentId, _userManager, _libraryManager, user.Id);
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// Default list type = children
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if (request.Recursive)
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{
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return ((Folder)item).GetRecursiveChildren(user);
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}
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return ((Folder)item).GetChildren(user, request.IndexBy, request.DynamicSortBy, GetSortOrder(request));
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}
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/// <summary>
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/// Applies sort order
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/// </summary>
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/// <param name="request">The request.</param>
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/// <param name="items">The items.</param>
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/// <param name="user">The user.</param>
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/// <returns>IEnumerable{BaseItem}.</returns>
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private IEnumerable<BaseItem> ApplySortOrder(GetItems request, IEnumerable<BaseItem> items, User user)
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{
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var isFirst = true;
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var descending = (GetSortOrder(request) ?? SortOrder.Ascending) == SortOrder.Descending;
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IOrderedEnumerable<BaseItem> orderedItems = null;
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foreach (var orderBy in GetOrderBy(request).Select(o => GetComparer(o, user)))
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{
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if (isFirst)
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{
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orderedItems = descending ? items.OrderByDescending(i => i, orderBy) : items.OrderBy(i => i, orderBy);
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}
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else
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{
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orderedItems = descending ? orderedItems.ThenByDescending(i => i, orderBy) : orderedItems.ThenBy(i => i, orderBy);
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}
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isFirst = false;
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}
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return orderedItems ?? items;
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}
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/// <summary>
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/// Gets the comparer.
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/// </summary>
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/// <param name="sortBy">The sort by.</param>
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/// <param name="user">The user.</param>
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/// <returns>IComparer{BaseItem}.</returns>
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/// <exception cref="System.ArgumentException"></exception>
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private IComparer<BaseItem> GetComparer(ItemSortBy sortBy, User user)
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{
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switch (sortBy)
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{
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case ItemSortBy.Album:
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return new AlbumComparer();
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case ItemSortBy.AlbumArtist:
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return new AlbumArtistComparer();
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case ItemSortBy.Artist:
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return new ArtistComparer();
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case ItemSortBy.Random:
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return new RandomComparer();
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case ItemSortBy.DateCreated:
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return new DateCreatedComparer();
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case ItemSortBy.SortName:
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return new SortNameComparer();
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case ItemSortBy.PremiereDate:
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return new PremiereDateComparer();
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case ItemSortBy.DatePlayed:
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return new DatePlayedComparer { User = user };
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default:
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throw new ArgumentException();
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}
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}
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/// <summary>
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/// Applies filtering
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/// </summary>
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/// <param name="items">The items.</param>
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/// <param name="filter">The filter.</param>
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/// <param name="user">The user.</param>
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/// <returns>IEnumerable{BaseItem}.</returns>
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private IEnumerable<BaseItem> ApplyFilter(IEnumerable<BaseItem> items, ItemFilter filter, User user)
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{
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switch (filter)
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{
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case ItemFilter.IsFavorite:
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return items.Where(item =>
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{
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var userdata = item.GetUserData(user, false);
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return userdata != null && userdata.IsFavorite;
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});
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case ItemFilter.IsRecentlyAdded:
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return items.Where(item => item.IsRecentlyAdded(user));
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case ItemFilter.IsResumable:
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return items.Where(item =>
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{
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var userdata = item.GetUserData(user, false);
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return userdata != null && userdata.PlaybackPositionTicks > 0;
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});
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case ItemFilter.IsPlayed:
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return items.Where(item =>
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{
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var userdata = item.GetUserData(user, false);
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return userdata != null && userdata.PlayCount > 0;
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});
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case ItemFilter.IsRecentlyPlayed:
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return items.Where(item => item.IsRecentlyPlayed(user));
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case ItemFilter.IsUnplayed:
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return items.Where(item =>
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{
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var userdata = item.GetUserData(user, false);
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return userdata == null || userdata.PlayCount == 0;
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});
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case ItemFilter.IsFolder:
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return items.Where(item => item.IsFolder);
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case ItemFilter.IsNotFolder:
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return items.Where(item => !item.IsFolder);
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}
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return items;
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}
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/// <summary>
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/// Applies the additional filters.
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/// </summary>
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/// <param name="request">The request.</param>
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/// <param name="items">The items.</param>
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/// <returns>IEnumerable{BaseItem}.</returns>
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private IEnumerable<BaseItem> ApplyAdditionalFilters(GetItems request, IEnumerable<BaseItem> items)
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{
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var imageTypes = GetImageTypes(request).ToArray();
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if (imageTypes.Length > 0)
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{
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items = items.Where(item => imageTypes.Any(imageType => HasImage(item, imageType)));
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}
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// Exclude item types
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var excludeItemTypes = request.ExcludeItemTypes;
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if (!string.IsNullOrEmpty(excludeItemTypes))
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{
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var vals = excludeItemTypes.Split(',');
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items = items.Where(f => !vals.Contains(f.GetType().Name, StringComparer.OrdinalIgnoreCase));
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}
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var includeItemTypes = request.IncludeItemTypes;
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if (!string.IsNullOrEmpty(includeItemTypes))
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{
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var vals = includeItemTypes.Split(',');
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items = items.Where(f => vals.Contains(f.GetType().Name, StringComparer.OrdinalIgnoreCase));
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}
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var genres = request.Genres;
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// Apply genre filter
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if (!string.IsNullOrEmpty(genres))
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{
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var vals = genres.Split(',');
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items = items.Where(f => f.Genres != null && vals.Any(v => f.Genres.Contains(v, StringComparer.OrdinalIgnoreCase)));
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}
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var studios = request.Studios;
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// Apply studio filter
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if (!string.IsNullOrEmpty(studios))
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{
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var vals = studios.Split(',');
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items = items.Where(f => f.Studios != null && vals.Any(v => f.Studios.Contains(v, StringComparer.OrdinalIgnoreCase)));
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}
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var years = request.Years;
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// Apply year filter
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if (!string.IsNullOrEmpty(years))
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{
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var vals = years.Split(',').Select(int.Parse);
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items = items.Where(f => f.ProductionYear.HasValue && vals.Contains(f.ProductionYear.Value));
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}
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var personName = request.Person;
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// Apply person filter
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if (!string.IsNullOrEmpty(personName))
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{
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var personType = request.PersonType;
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items = !string.IsNullOrEmpty(personType)
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? items.Where(item => item.People != null && item.People.Any(p => p.Name.Equals(personName, StringComparison.OrdinalIgnoreCase) && p.Type.Equals(personType, StringComparison.OrdinalIgnoreCase)))
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: items.Where(item => item.People != null && item.People.Any(p => p.Name.Equals(personName, StringComparison.OrdinalIgnoreCase)));
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}
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return items;
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}
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/// <summary>
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/// Determines whether the specified item has image.
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/// </summary>
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/// <param name="item">The item.</param>
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/// <param name="imageType">Type of the image.</param>
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/// <returns><c>true</c> if the specified item has image; otherwise, <c>false</c>.</returns>
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private bool HasImage(BaseItem item, ImageType imageType)
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{
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if (imageType == ImageType.Backdrop)
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{
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return item.BackdropImagePaths != null && item.BackdropImagePaths.Count > 0;
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}
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if (imageType == ImageType.Screenshot)
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{
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return item.ScreenshotImagePaths != null && item.ScreenshotImagePaths.Count > 0;
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}
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if (imageType == ImageType.ChapterImage)
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{
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var video = item as Video;
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if (video != null)
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{
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return video.Chapters != null && video.Chapters.Any(c => !string.IsNullOrEmpty(c.ImagePath));
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}
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return false;
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}
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return item.HasImage(imageType);
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}
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/// <summary>
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/// Applies the search term.
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/// </summary>
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/// <param name="request">The request.</param>
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/// <param name="items">The items.</param>
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/// <returns>IEnumerable{BaseItem}.</returns>
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private IEnumerable<BaseItem> ApplySearchTerm(GetItems request, IEnumerable<BaseItem> items)
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{
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var term = request.SearchTerm;
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if (!string.IsNullOrEmpty(term))
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{
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items = items.Where(i => i.Name.StartsWith(term, StringComparison.OrdinalIgnoreCase));
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}
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return items;
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}
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/// <summary>
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/// Applies the paging.
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/// </summary>
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/// <param name="request">The request.</param>
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/// <param name="items">The items.</param>
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/// <returns>IEnumerable{BaseItem}.</returns>
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private IEnumerable<BaseItem> ApplyPaging(GetItems request, IEnumerable<BaseItem> items)
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{
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// Start at
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if (request.StartIndex.HasValue)
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{
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items = items.Skip(request.StartIndex.Value);
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}
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// Return limit
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if (request.Limit.HasValue)
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{
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items = items.Take(request.Limit.Value);
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}
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return items;
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}
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/// <summary>
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/// Gets the sort order.
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/// </summary>
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/// <param name="request">The request.</param>
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/// <returns>System.Nullable{SortOrder}.</returns>
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private SortOrder? GetSortOrder(GetItems request)
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{
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if (string.IsNullOrEmpty(request.SortOrder))
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{
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return null;
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}
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return (SortOrder)Enum.Parse(typeof(SortOrder), request.SortOrder, true);
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}
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/// <summary>
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/// Gets the filters.
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/// </summary>
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/// <param name="request">The request.</param>
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/// <returns>IEnumerable{ItemFilter}.</returns>
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private IEnumerable<ItemFilter> GetFilters(GetItems request)
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{
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var val = request.Filters;
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if (string.IsNullOrEmpty(val))
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{
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return new ItemFilter[] { };
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}
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return val.Split(',').Select(v => (ItemFilter)Enum.Parse(typeof(ItemFilter), v, true));
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}
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/// <summary>
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/// Gets the item fields.
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/// </summary>
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/// <param name="request">The request.</param>
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/// <returns>IEnumerable{ItemFields}.</returns>
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private IEnumerable<ItemFields> GetItemFields(GetItems request)
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{
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var val = request.Fields;
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if (string.IsNullOrEmpty(val))
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{
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return new ItemFields[] { };
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}
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return val.Split(',').Select(v => (ItemFields)Enum.Parse(typeof(ItemFields), v, true));
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}
|
|
|
|
/// <summary>
|
|
/// Gets the order by.
|
|
/// </summary>
|
|
/// <param name="request">The request.</param>
|
|
/// <returns>IEnumerable{ItemSortBy}.</returns>
|
|
private IEnumerable<ItemSortBy> GetOrderBy(GetItems request)
|
|
{
|
|
var val = request.SortBy;
|
|
|
|
if (string.IsNullOrEmpty(val))
|
|
{
|
|
return new ItemSortBy[] { };
|
|
}
|
|
|
|
return val.Split(',').Select(v => (ItemSortBy)Enum.Parse(typeof(ItemSortBy), v, true));
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the image types.
|
|
/// </summary>
|
|
/// <param name="request">The request.</param>
|
|
/// <returns>IEnumerable{ImageType}.</returns>
|
|
private IEnumerable<ImageType> GetImageTypes(GetItems request)
|
|
{
|
|
var val = request.ImageTypes;
|
|
|
|
if (string.IsNullOrEmpty(val))
|
|
{
|
|
return new ImageType[] { };
|
|
}
|
|
|
|
return val.Split(',').Select(v => (ImageType)Enum.Parse(typeof(ImageType), v, true));
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Class DateCreatedComparer
|
|
/// </summary>
|
|
public class DateCreatedComparer : IComparer<BaseItem>
|
|
{
|
|
/// <summary>
|
|
/// Compares the specified x.
|
|
/// </summary>
|
|
/// <param name="x">The x.</param>
|
|
/// <param name="y">The y.</param>
|
|
/// <returns>System.Int32.</returns>
|
|
public int Compare(BaseItem x, BaseItem y)
|
|
{
|
|
return x.DateCreated.CompareTo(y.DateCreated);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Class RandomComparer
|
|
/// </summary>
|
|
public class RandomComparer : IComparer<BaseItem>
|
|
{
|
|
/// <summary>
|
|
/// Compares the specified x.
|
|
/// </summary>
|
|
/// <param name="x">The x.</param>
|
|
/// <param name="y">The y.</param>
|
|
/// <returns>System.Int32.</returns>
|
|
public int Compare(BaseItem x, BaseItem y)
|
|
{
|
|
return Guid.NewGuid().CompareTo(Guid.NewGuid());
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Class SortNameComparer
|
|
/// </summary>
|
|
public class SortNameComparer : IComparer<BaseItem>
|
|
{
|
|
/// <summary>
|
|
/// Compares the specified x.
|
|
/// </summary>
|
|
/// <param name="x">The x.</param>
|
|
/// <param name="y">The y.</param>
|
|
/// <returns>System.Int32.</returns>
|
|
public int Compare(BaseItem x, BaseItem y)
|
|
{
|
|
return string.Compare(x.SortName, y.SortName, StringComparison.CurrentCultureIgnoreCase);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Class AlbumArtistComparer
|
|
/// </summary>
|
|
public class AlbumArtistComparer : IComparer<BaseItem>
|
|
{
|
|
/// <summary>
|
|
/// Compares the specified x.
|
|
/// </summary>
|
|
/// <param name="x">The x.</param>
|
|
/// <param name="y">The y.</param>
|
|
/// <returns>System.Int32.</returns>
|
|
public int Compare(BaseItem x, BaseItem y)
|
|
{
|
|
return string.Compare(GetValue(x), GetValue(y), StringComparison.CurrentCultureIgnoreCase);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the value.
|
|
/// </summary>
|
|
/// <param name="x">The x.</param>
|
|
/// <returns>System.String.</returns>
|
|
private string GetValue(BaseItem x)
|
|
{
|
|
var audio = x as Audio;
|
|
|
|
return audio == null ? string.Empty : audio.AlbumArtist;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Class AlbumComparer
|
|
/// </summary>
|
|
public class AlbumComparer : IComparer<BaseItem>
|
|
{
|
|
/// <summary>
|
|
/// Compares the specified x.
|
|
/// </summary>
|
|
/// <param name="x">The x.</param>
|
|
/// <param name="y">The y.</param>
|
|
/// <returns>System.Int32.</returns>
|
|
public int Compare(BaseItem x, BaseItem y)
|
|
{
|
|
return string.Compare(GetValue(x), GetValue(y), StringComparison.CurrentCultureIgnoreCase);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the value.
|
|
/// </summary>
|
|
/// <param name="x">The x.</param>
|
|
/// <returns>System.String.</returns>
|
|
private string GetValue(BaseItem x)
|
|
{
|
|
var audio = x as Audio;
|
|
|
|
return audio == null ? string.Empty : audio.Album;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Class ArtistComparer
|
|
/// </summary>
|
|
public class ArtistComparer : IComparer<BaseItem>
|
|
{
|
|
/// <summary>
|
|
/// Compares the specified x.
|
|
/// </summary>
|
|
/// <param name="x">The x.</param>
|
|
/// <param name="y">The y.</param>
|
|
/// <returns>System.Int32.</returns>
|
|
public int Compare(BaseItem x, BaseItem y)
|
|
{
|
|
return string.Compare(GetValue(x), GetValue(y), StringComparison.CurrentCultureIgnoreCase);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the value.
|
|
/// </summary>
|
|
/// <param name="x">The x.</param>
|
|
/// <returns>System.String.</returns>
|
|
private string GetValue(BaseItem x)
|
|
{
|
|
var audio = x as Audio;
|
|
|
|
return audio == null ? string.Empty : audio.Artist;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Class PremiereDateComparer
|
|
/// </summary>
|
|
public class PremiereDateComparer : IComparer<BaseItem>
|
|
{
|
|
/// <summary>
|
|
/// Compares the specified x.
|
|
/// </summary>
|
|
/// <param name="x">The x.</param>
|
|
/// <param name="y">The y.</param>
|
|
/// <returns>System.Int32.</returns>
|
|
public int Compare(BaseItem x, BaseItem y)
|
|
{
|
|
return GetDate(x).CompareTo(GetDate(y));
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the date.
|
|
/// </summary>
|
|
/// <param name="x">The x.</param>
|
|
/// <returns>DateTime.</returns>
|
|
private DateTime GetDate(BaseItem x)
|
|
{
|
|
if (x.PremiereDate.HasValue)
|
|
{
|
|
return x.PremiereDate.Value;
|
|
}
|
|
|
|
if (x.ProductionYear.HasValue)
|
|
{
|
|
return new DateTime(x.ProductionYear.Value, 1, 1, 0, 0, 0, DateTimeKind.Utc);
|
|
}
|
|
return DateTime.MaxValue;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Class DatePlayedComparer
|
|
/// </summary>
|
|
public class DatePlayedComparer : IComparer<BaseItem>
|
|
{
|
|
/// <summary>
|
|
/// Gets or sets the user.
|
|
/// </summary>
|
|
/// <value>The user.</value>
|
|
public User User { get; set; }
|
|
|
|
/// <summary>
|
|
/// Compares the specified x.
|
|
/// </summary>
|
|
/// <param name="x">The x.</param>
|
|
/// <param name="y">The y.</param>
|
|
/// <returns>System.Int32.</returns>
|
|
public int Compare(BaseItem x, BaseItem y)
|
|
{
|
|
return GetDate(x).CompareTo(GetDate(y));
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the date.
|
|
/// </summary>
|
|
/// <param name="x">The x.</param>
|
|
/// <returns>DateTime.</returns>
|
|
private DateTime GetDate(BaseItem x)
|
|
{
|
|
var userdata = x.GetUserData(User, false);
|
|
|
|
if (userdata != null && userdata.LastPlayedDate.HasValue)
|
|
{
|
|
return userdata.LastPlayedDate.Value;
|
|
}
|
|
|
|
return DateTime.MinValue;
|
|
}
|
|
}
|
|
}
|