2019-01-13 21:01:16 +01:00
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using System;
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2019-01-13 20:24:58 +01:00
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using System.Collections.Generic;
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using System.Linq;
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using MediaBrowser.Controller.Dto;
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2013-09-04 19:02:19 +02:00
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using MediaBrowser.Controller.Entities;
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2013-05-26 01:52:41 +02:00
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using MediaBrowser.Controller.Entities.Audio;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Controller.Net;
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using MediaBrowser.Controller.Persistence;
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using MediaBrowser.Model.Services;
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2014-03-06 06:17:13 +01:00
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namespace MediaBrowser.Api.Music
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{
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[Route("/Albums/{Id}/Similar", "GET", Summary = "Finds albums similar to a given album.")]
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public class GetSimilarAlbums : BaseGetSimilarItemsFromItem
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{
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}
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2015-08-21 04:36:30 +02:00
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[Route("/Artists/{Id}/Similar", "GET", Summary = "Finds albums similar to a given album.")]
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public class GetSimilarArtists : BaseGetSimilarItemsFromItem
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{
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}
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[Authenticated]
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public class AlbumsService : BaseApiService
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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 _user data repository
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/// </summary>
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private readonly IUserDataManager _userDataRepository;
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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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private readonly IItemRepository _itemRepo;
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private readonly IDtoService _dtoService;
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private readonly IAuthorizationContext _authContext;
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public AlbumsService(IUserManager userManager, IUserDataManager userDataRepository, ILibraryManager libraryManager, IItemRepository itemRepo, IDtoService dtoService, IAuthorizationContext authContext)
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{
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_userManager = userManager;
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_userDataRepository = userDataRepository;
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_libraryManager = libraryManager;
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_itemRepo = itemRepo;
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_dtoService = dtoService;
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_authContext = authContext;
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}
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public object Get(GetSimilarArtists request)
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{
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var dtoOptions = GetDtoOptions(_authContext, request);
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var result = SimilarItemsHelper.GetSimilarItemsResult(dtoOptions, _userManager,
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_itemRepo,
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_libraryManager,
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_userDataRepository,
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_dtoService,
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Logger,
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request, new[] { typeof(MusicArtist) },
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SimilarItemsHelper.GetSimiliarityScore);
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2018-09-12 19:26:21 +02:00
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return ToOptimizedResult(result);
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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(GetSimilarAlbums request)
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{
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var dtoOptions = GetDtoOptions(_authContext, request);
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var result = SimilarItemsHelper.GetSimilarItemsResult(dtoOptions, _userManager,
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_itemRepo,
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_libraryManager,
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_userDataRepository,
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_dtoService,
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Logger,
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request, new[] { typeof(MusicAlbum) },
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GetAlbumSimilarityScore);
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2018-09-12 19:26:21 +02:00
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return ToOptimizedResult(result);
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}
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/// <summary>
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/// Gets the album similarity score.
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/// </summary>
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/// <param name="item1">The item1.</param>
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/// <param name="item1People">The item1 people.</param>
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/// <param name="allPeople">All people.</param>
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/// <param name="item2">The item2.</param>
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/// <returns>System.Int32.</returns>
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private int GetAlbumSimilarityScore(BaseItem item1, List<PersonInfo> item1People, List<PersonInfo> allPeople, BaseItem item2)
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{
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var points = SimilarItemsHelper.GetSimiliarityScore(item1, item1People, allPeople, item2);
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var album1 = (MusicAlbum)item1;
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var album2 = (MusicAlbum)item2;
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var artists1 = album1
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.GetAllArtists()
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.DistinctNames()
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.ToList();
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var artists2 = new HashSet<string>(
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album2.GetAllArtists().DistinctNames(),
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StringComparer.OrdinalIgnoreCase);
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return points + artists1.Where(artists2.Contains).Sum(i => 5);
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}
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}
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}
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