1223 lines
43 KiB
C#
1223 lines
43 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Globalization;
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using System.IO;
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using System.Linq;
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using System.Threading;
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using System.Threading.Tasks;
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using Jellyfin.Data.Entities;
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using Jellyfin.Data.Enums;
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using MediaBrowser.Common.Extensions;
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using MediaBrowser.Common.Progress;
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using MediaBrowser.Controller.Channels;
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using MediaBrowser.Controller.Configuration;
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using MediaBrowser.Controller.Dto;
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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.Controller.Providers;
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using MediaBrowser.Model.Channels;
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using MediaBrowser.Model.Dto;
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using MediaBrowser.Model.Entities;
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using MediaBrowser.Model.IO;
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using MediaBrowser.Model.Querying;
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using MediaBrowser.Model.Serialization;
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using Microsoft.Extensions.Caching.Memory;
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using Microsoft.Extensions.Logging;
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using Episode = MediaBrowser.Controller.Entities.TV.Episode;
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using Movie = MediaBrowser.Controller.Entities.Movies.Movie;
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using MusicAlbum = MediaBrowser.Controller.Entities.Audio.MusicAlbum;
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using Season = MediaBrowser.Controller.Entities.TV.Season;
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using Series = MediaBrowser.Controller.Entities.TV.Series;
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namespace Emby.Server.Implementations.Channels
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{
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/// <summary>
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/// The LiveTV channel manager.
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/// </summary>
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public class ChannelManager : IChannelManager
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{
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private readonly IUserManager _userManager;
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private readonly IUserDataManager _userDataManager;
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private readonly IDtoService _dtoService;
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private readonly ILibraryManager _libraryManager;
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private readonly ILogger<ChannelManager> _logger;
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private readonly IServerConfigurationManager _config;
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private readonly IFileSystem _fileSystem;
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private readonly IJsonSerializer _jsonSerializer;
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private readonly IProviderManager _providerManager;
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private readonly IMemoryCache _memoryCache;
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private readonly SemaphoreSlim _resourcePool = new SemaphoreSlim(1, 1);
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/// <summary>
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/// Initializes a new instance of the <see cref="ChannelManager"/> class.
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/// </summary>
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/// <param name="userManager">The user manager.</param>
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/// <param name="dtoService">The dto service.</param>
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/// <param name="libraryManager">The library manager.</param>
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/// <param name="logger">The logger.</param>
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/// <param name="config">The server configuration manager.</param>
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/// <param name="fileSystem">The filesystem.</param>
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/// <param name="userDataManager">The user data manager.</param>
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/// <param name="jsonSerializer">The JSON serializer.</param>
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/// <param name="providerManager">The provider manager.</param>
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/// <param name="memoryCache">The memory cache.</param>
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public ChannelManager(
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IUserManager userManager,
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IDtoService dtoService,
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ILibraryManager libraryManager,
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ILogger<ChannelManager> logger,
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IServerConfigurationManager config,
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IFileSystem fileSystem,
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IUserDataManager userDataManager,
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IJsonSerializer jsonSerializer,
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IProviderManager providerManager,
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IMemoryCache memoryCache)
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{
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_userManager = userManager;
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_dtoService = dtoService;
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_libraryManager = libraryManager;
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_logger = logger;
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_config = config;
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_fileSystem = fileSystem;
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_userDataManager = userDataManager;
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_jsonSerializer = jsonSerializer;
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_providerManager = providerManager;
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_memoryCache = memoryCache;
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}
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internal IChannel[] Channels { get; private set; }
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private static TimeSpan CacheLength => TimeSpan.FromHours(3);
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/// <inheritdoc />
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public void AddParts(IEnumerable<IChannel> channels)
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{
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Channels = channels.ToArray();
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}
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/// <inheritdoc />
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public bool EnableMediaSourceDisplay(BaseItem item)
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{
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var internalChannel = _libraryManager.GetItemById(item.ChannelId);
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var channel = Channels.FirstOrDefault(i => GetInternalChannelId(i.Name).Equals(internalChannel.Id));
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return !(channel is IDisableMediaSourceDisplay);
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}
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/// <inheritdoc />
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public bool CanDelete(BaseItem item)
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{
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var internalChannel = _libraryManager.GetItemById(item.ChannelId);
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var channel = Channels.FirstOrDefault(i => GetInternalChannelId(i.Name).Equals(internalChannel.Id));
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return channel is ISupportsDelete supportsDelete && supportsDelete.CanDelete(item);
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}
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/// <inheritdoc />
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public bool EnableMediaProbe(BaseItem item)
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{
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var internalChannel = _libraryManager.GetItemById(item.ChannelId);
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var channel = Channels.FirstOrDefault(i => GetInternalChannelId(i.Name).Equals(internalChannel.Id));
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return channel is ISupportsMediaProbe;
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}
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/// <inheritdoc />
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public Task DeleteItem(BaseItem item)
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{
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var internalChannel = _libraryManager.GetItemById(item.ChannelId);
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if (internalChannel == null)
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{
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throw new ArgumentException();
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}
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var channel = Channels.FirstOrDefault(i => GetInternalChannelId(i.Name).Equals(internalChannel.Id));
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var supportsDelete = channel as ISupportsDelete;
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if (supportsDelete == null)
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{
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throw new ArgumentException();
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}
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return supportsDelete.DeleteItem(item.ExternalId, CancellationToken.None);
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}
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private IEnumerable<IChannel> GetAllChannels()
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{
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return Channels
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.OrderBy(i => i.Name);
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}
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/// <summary>
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/// Get the installed channel IDs.
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/// </summary>
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/// <returns>An <see cref="IEnumerable{T}"/> containing installed channel IDs.</returns>
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public IEnumerable<Guid> GetInstalledChannelIds()
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{
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return GetAllChannels().Select(i => GetInternalChannelId(i.Name));
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}
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/// <inheritdoc />
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public QueryResult<Channel> GetChannelsInternal(ChannelQuery query)
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{
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var user = query.UserId.Equals(Guid.Empty)
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? null
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: _userManager.GetUserById(query.UserId);
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var channels = GetAllChannels()
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.Select(GetChannelEntity)
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.OrderBy(i => i.SortName)
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.ToList();
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if (query.IsRecordingsFolder.HasValue)
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{
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var val = query.IsRecordingsFolder.Value;
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channels = channels.Where(i =>
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{
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try
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{
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return (GetChannelProvider(i) is IHasFolderAttributes hasAttributes
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&& hasAttributes.Attributes.Contains("Recordings", StringComparer.OrdinalIgnoreCase)) == val;
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}
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catch
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{
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return false;
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}
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}).ToList();
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}
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if (query.SupportsLatestItems.HasValue)
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{
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var val = query.SupportsLatestItems.Value;
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channels = channels.Where(i =>
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{
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try
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{
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return GetChannelProvider(i) is ISupportsLatestMedia == val;
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}
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catch
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{
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return false;
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}
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}).ToList();
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}
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if (query.SupportsMediaDeletion.HasValue)
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{
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var val = query.SupportsMediaDeletion.Value;
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channels = channels.Where(i =>
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{
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try
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{
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return GetChannelProvider(i) is ISupportsDelete == val;
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}
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catch
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{
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return false;
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}
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}).ToList();
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}
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if (query.IsFavorite.HasValue)
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{
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var val = query.IsFavorite.Value;
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channels = channels.Where(i => _userDataManager.GetUserData(user, i).IsFavorite == val)
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.ToList();
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}
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if (user != null)
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{
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channels = channels.Where(i =>
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{
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if (!i.IsVisible(user))
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{
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return false;
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}
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try
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{
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return GetChannelProvider(i).IsEnabledFor(user.Id.ToString("N", CultureInfo.InvariantCulture));
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}
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catch
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{
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return false;
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}
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}).ToList();
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}
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var all = channels;
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var totalCount = all.Count;
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if (query.StartIndex.HasValue)
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{
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all = all.Skip(query.StartIndex.Value).ToList();
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}
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if (query.Limit.HasValue)
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{
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all = all.Take(query.Limit.Value).ToList();
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}
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var returnItems = all.ToArray();
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if (query.RefreshLatestChannelItems)
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{
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foreach (var item in returnItems)
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{
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RefreshLatestChannelItems(GetChannelProvider(item), CancellationToken.None).GetAwaiter().GetResult();
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}
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}
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return new QueryResult<Channel>
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{
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Items = returnItems,
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TotalRecordCount = totalCount
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};
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}
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/// <inheritdoc />
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public QueryResult<BaseItemDto> GetChannels(ChannelQuery query)
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{
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var user = query.UserId.Equals(Guid.Empty)
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? null
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: _userManager.GetUserById(query.UserId);
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var internalResult = GetChannelsInternal(query);
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var dtoOptions = new DtoOptions();
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// TODO Fix The co-variant conversion (internalResult.Items) between Folder[] and BaseItem[], this can generate runtime issues.
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var returnItems = _dtoService.GetBaseItemDtos(internalResult.Items, dtoOptions, user);
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var result = new QueryResult<BaseItemDto>
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{
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Items = returnItems,
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TotalRecordCount = internalResult.TotalRecordCount
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};
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return result;
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}
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/// <summary>
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/// Refreshes the associated channels.
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/// </summary>
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/// <param name="progress">The progress.</param>
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/// <param name="cancellationToken">A cancellation token that can be used to cancel the operation.</param>
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/// <returns>The completed task.</returns>
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public async Task RefreshChannels(IProgress<double> progress, CancellationToken cancellationToken)
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{
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var allChannelsList = GetAllChannels().ToList();
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var numComplete = 0;
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foreach (var channelInfo in allChannelsList)
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{
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cancellationToken.ThrowIfCancellationRequested();
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try
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{
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await GetChannel(channelInfo, cancellationToken).ConfigureAwait(false);
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}
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catch (OperationCanceledException)
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{
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throw;
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "Error getting channel information for {0}", channelInfo.Name);
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}
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numComplete++;
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double percent = (double)numComplete / allChannelsList.Count;
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progress.Report(100 * percent);
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}
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progress.Report(100);
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}
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private Channel GetChannelEntity(IChannel channel)
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{
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return GetChannel(GetInternalChannelId(channel.Name)) ?? GetChannel(channel, CancellationToken.None).Result;
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}
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private List<MediaSourceInfo> GetSavedMediaSources(BaseItem item)
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{
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var path = Path.Combine(item.GetInternalMetadataPath(), "channelmediasourceinfos.json");
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try
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{
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return _jsonSerializer.DeserializeFromFile<List<MediaSourceInfo>>(path) ?? new List<MediaSourceInfo>();
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}
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catch
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{
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return new List<MediaSourceInfo>();
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}
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}
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private void SaveMediaSources(BaseItem item, List<MediaSourceInfo> mediaSources)
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{
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var path = Path.Combine(item.GetInternalMetadataPath(), "channelmediasourceinfos.json");
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if (mediaSources == null || mediaSources.Count == 0)
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{
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try
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{
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_fileSystem.DeleteFile(path);
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}
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catch
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{
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}
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return;
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}
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Directory.CreateDirectory(Path.GetDirectoryName(path));
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_jsonSerializer.SerializeToFile(mediaSources, path);
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}
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/// <inheritdoc />
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public IEnumerable<MediaSourceInfo> GetStaticMediaSources(BaseItem item, CancellationToken cancellationToken)
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{
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IEnumerable<MediaSourceInfo> results = GetSavedMediaSources(item);
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return results
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.Select(i => NormalizeMediaSource(item, i))
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.ToList();
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}
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/// <summary>
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/// Gets the dynamic media sources based on the provided item.
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/// </summary>
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/// <param name="item">The item.</param>
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/// <param name="cancellationToken">A cancellation token that can be used to cancel the operation.</param>
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/// <returns>The task representing the operation to get the media sources.</returns>
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public async Task<IEnumerable<MediaSourceInfo>> GetDynamicMediaSources(BaseItem item, CancellationToken cancellationToken)
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{
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var channel = GetChannel(item.ChannelId);
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var channelPlugin = GetChannelProvider(channel);
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IEnumerable<MediaSourceInfo> results;
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if (channelPlugin is IRequiresMediaInfoCallback requiresCallback)
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{
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results = await GetChannelItemMediaSourcesInternal(requiresCallback, item.ExternalId, cancellationToken)
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.ConfigureAwait(false);
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}
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else
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{
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results = new List<MediaSourceInfo>();
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}
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return results
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.Select(i => NormalizeMediaSource(item, i))
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.ToList();
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}
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private async Task<IEnumerable<MediaSourceInfo>> GetChannelItemMediaSourcesInternal(IRequiresMediaInfoCallback channel, string id, CancellationToken cancellationToken)
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{
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if (_memoryCache.TryGetValue(id, out List<MediaSourceInfo> cachedInfo))
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{
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return cachedInfo;
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}
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var mediaInfo = await channel.GetChannelItemMediaInfo(id, cancellationToken)
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.ConfigureAwait(false);
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var list = mediaInfo.ToList();
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_memoryCache.CreateEntry(id).SetValue(list).SetAbsoluteExpiration(DateTimeOffset.UtcNow.AddMinutes(5));
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return list;
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}
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private static MediaSourceInfo NormalizeMediaSource(BaseItem item, MediaSourceInfo info)
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{
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info.RunTimeTicks ??= item.RunTimeTicks;
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return info;
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}
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private async Task<Channel> GetChannel(IChannel channelInfo, CancellationToken cancellationToken)
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{
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var parentFolderId = Guid.Empty;
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var id = GetInternalChannelId(channelInfo.Name);
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var path = Channel.GetInternalMetadataPath(_config.ApplicationPaths.InternalMetadataPath, id);
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var isNew = false;
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var forceUpdate = false;
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var item = _libraryManager.GetItemById(id) as Channel;
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if (item == null)
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{
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item = new Channel
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{
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Name = channelInfo.Name,
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Id = id,
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DateCreated = _fileSystem.GetCreationTimeUtc(path),
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DateModified = _fileSystem.GetLastWriteTimeUtc(path)
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};
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isNew = true;
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}
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if (!string.Equals(item.Path, path, StringComparison.OrdinalIgnoreCase))
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{
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isNew = true;
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}
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item.Path = path;
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if (!item.ChannelId.Equals(id))
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{
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forceUpdate = true;
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}
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item.ChannelId = id;
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if (item.ParentId != parentFolderId)
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{
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forceUpdate = true;
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}
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item.ParentId = parentFolderId;
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item.OfficialRating = GetOfficialRating(channelInfo.ParentalRating);
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item.Overview = channelInfo.Description;
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if (string.IsNullOrWhiteSpace(item.Name))
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{
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item.Name = channelInfo.Name;
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}
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if (isNew)
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{
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item.OnMetadataChanged();
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_libraryManager.CreateItem(item, null);
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}
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await item.RefreshMetadata(
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new MetadataRefreshOptions(new DirectoryService(_fileSystem))
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{
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ForceSave = !isNew && forceUpdate
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},
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cancellationToken).ConfigureAwait(false);
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return item;
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}
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private static string GetOfficialRating(ChannelParentalRating rating)
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{
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return rating switch
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{
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ChannelParentalRating.Adult => "XXX",
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ChannelParentalRating.UsR => "R",
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ChannelParentalRating.UsPG13 => "PG-13",
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ChannelParentalRating.UsPG => "PG",
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_ => null
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};
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}
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|
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/// <summary>
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/// Gets a channel with the provided Guid.
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/// </summary>
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/// <param name="id">The Guid.</param>
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/// <returns>The corresponding channel.</returns>
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public Channel GetChannel(Guid id)
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{
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return _libraryManager.GetItemById(id) as Channel;
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}
|
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|
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/// <inheritdoc />
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public Channel GetChannel(string id)
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{
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return _libraryManager.GetItemById(id) as Channel;
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}
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/// <inheritdoc />
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public ChannelFeatures[] GetAllChannelFeatures()
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{
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return _libraryManager.GetItemIds(
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new InternalItemsQuery
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{
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IncludeItemTypes = new[] { typeof(Channel).Name },
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OrderBy = new[] { (ItemSortBy.SortName, SortOrder.Ascending) }
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}).Select(i => GetChannelFeatures(i.ToString("N", CultureInfo.InvariantCulture))).ToArray();
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}
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|
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/// <inheritdoc />
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public ChannelFeatures GetChannelFeatures(string id)
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{
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if (string.IsNullOrEmpty(id))
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{
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throw new ArgumentNullException(nameof(id));
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}
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var channel = GetChannel(id);
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var channelProvider = GetChannelProvider(channel);
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return GetChannelFeaturesDto(channel, channelProvider, channelProvider.GetChannelFeatures());
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}
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|
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/// <summary>
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/// Checks whether the provided Guid supports external transfer.
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/// </summary>
|
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/// <param name="channelId">The Guid.</param>
|
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/// <returns>Whether or not the provided Guid supports external transfer.</returns>
|
|
public bool SupportsExternalTransfer(Guid channelId)
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{
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var channelProvider = GetChannelProvider(channelId);
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|
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return channelProvider.GetChannelFeatures().SupportsContentDownloading;
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}
|
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|
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/// <summary>
|
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/// Gets the provided channel's supported features.
|
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/// </summary>
|
|
/// <param name="channel">The channel.</param>
|
|
/// <param name="provider">The provider.</param>
|
|
/// <param name="features">The features.</param>
|
|
/// <returns>The supported features.</returns>
|
|
public ChannelFeatures GetChannelFeaturesDto(
|
|
Channel channel,
|
|
IChannel provider,
|
|
InternalChannelFeatures features)
|
|
{
|
|
var supportsLatest = provider is ISupportsLatestMedia;
|
|
|
|
return new ChannelFeatures
|
|
{
|
|
CanFilter = !features.MaxPageSize.HasValue,
|
|
CanSearch = provider is ISearchableChannel,
|
|
ContentTypes = features.ContentTypes.ToArray(),
|
|
DefaultSortFields = features.DefaultSortFields.ToArray(),
|
|
MaxPageSize = features.MaxPageSize,
|
|
MediaTypes = features.MediaTypes.ToArray(),
|
|
SupportsSortOrderToggle = features.SupportsSortOrderToggle,
|
|
SupportsLatestMedia = supportsLatest,
|
|
Name = channel.Name,
|
|
Id = channel.Id.ToString("N", CultureInfo.InvariantCulture),
|
|
SupportsContentDownloading = features.SupportsContentDownloading,
|
|
AutoRefreshLevels = features.AutoRefreshLevels
|
|
};
|
|
}
|
|
|
|
private Guid GetInternalChannelId(string name)
|
|
{
|
|
if (string.IsNullOrEmpty(name))
|
|
{
|
|
throw new ArgumentNullException(nameof(name));
|
|
}
|
|
|
|
return _libraryManager.GetNewItemId("Channel " + name, typeof(Channel));
|
|
}
|
|
|
|
/// <inheritdoc />
|
|
public async Task<QueryResult<BaseItemDto>> GetLatestChannelItems(InternalItemsQuery query, CancellationToken cancellationToken)
|
|
{
|
|
var internalResult = await GetLatestChannelItemsInternal(query, cancellationToken).ConfigureAwait(false);
|
|
|
|
var items = internalResult.Items;
|
|
var totalRecordCount = internalResult.TotalRecordCount;
|
|
|
|
var returnItems = _dtoService.GetBaseItemDtos(items, query.DtoOptions, query.User);
|
|
|
|
var result = new QueryResult<BaseItemDto>
|
|
{
|
|
Items = returnItems,
|
|
TotalRecordCount = totalRecordCount
|
|
};
|
|
|
|
return result;
|
|
}
|
|
|
|
/// <inheritdoc />
|
|
public async Task<QueryResult<BaseItem>> GetLatestChannelItemsInternal(InternalItemsQuery query, CancellationToken cancellationToken)
|
|
{
|
|
var channels = GetAllChannels().Where(i => i is ISupportsLatestMedia).ToArray();
|
|
|
|
if (query.ChannelIds.Length > 0)
|
|
{
|
|
// Avoid implicitly captured closure
|
|
var ids = query.ChannelIds;
|
|
channels = channels
|
|
.Where(i => ids.Contains(GetInternalChannelId(i.Name)))
|
|
.ToArray();
|
|
}
|
|
|
|
if (channels.Length == 0)
|
|
{
|
|
return new QueryResult<BaseItem>();
|
|
}
|
|
|
|
foreach (var channel in channels)
|
|
{
|
|
await RefreshLatestChannelItems(channel, cancellationToken).ConfigureAwait(false);
|
|
}
|
|
|
|
query.IsFolder = false;
|
|
|
|
// hack for trailers, figure out a better way later
|
|
var sortByPremiereDate = channels.Length == 1 && channels[0].GetType().Name.Contains("Trailer", StringComparison.Ordinal);
|
|
|
|
if (sortByPremiereDate)
|
|
{
|
|
query.OrderBy = new[]
|
|
{
|
|
(ItemSortBy.PremiereDate, SortOrder.Descending),
|
|
(ItemSortBy.ProductionYear, SortOrder.Descending),
|
|
(ItemSortBy.DateCreated, SortOrder.Descending)
|
|
};
|
|
}
|
|
else
|
|
{
|
|
query.OrderBy = new[]
|
|
{
|
|
(ItemSortBy.DateCreated, SortOrder.Descending)
|
|
};
|
|
}
|
|
|
|
return _libraryManager.GetItemsResult(query);
|
|
}
|
|
|
|
private async Task RefreshLatestChannelItems(IChannel channel, CancellationToken cancellationToken)
|
|
{
|
|
var internalChannel = await GetChannel(channel, cancellationToken).ConfigureAwait(false);
|
|
|
|
var query = new InternalItemsQuery
|
|
{
|
|
Parent = internalChannel,
|
|
EnableTotalRecordCount = false,
|
|
ChannelIds = new Guid[] { internalChannel.Id }
|
|
};
|
|
|
|
var result = await GetChannelItemsInternal(query, new SimpleProgress<double>(), cancellationToken).ConfigureAwait(false);
|
|
|
|
foreach (var item in result.Items)
|
|
{
|
|
if (item is Folder folder)
|
|
{
|
|
await GetChannelItemsInternal(
|
|
new InternalItemsQuery
|
|
{
|
|
Parent = folder,
|
|
EnableTotalRecordCount = false,
|
|
ChannelIds = new Guid[] { internalChannel.Id }
|
|
},
|
|
new SimpleProgress<double>(),
|
|
cancellationToken).ConfigureAwait(false);
|
|
}
|
|
}
|
|
}
|
|
|
|
/// <inheritdoc />
|
|
public async Task<QueryResult<BaseItem>> GetChannelItemsInternal(InternalItemsQuery query, IProgress<double> progress, CancellationToken cancellationToken)
|
|
{
|
|
// Get the internal channel entity
|
|
var channel = GetChannel(query.ChannelIds[0]);
|
|
|
|
// Find the corresponding channel provider plugin
|
|
var channelProvider = GetChannelProvider(channel);
|
|
|
|
var parentItem = query.ParentId == Guid.Empty ? channel : _libraryManager.GetItemById(query.ParentId);
|
|
|
|
var itemsResult = await GetChannelItems(
|
|
channelProvider,
|
|
query.User,
|
|
parentItem is Channel ? null : parentItem.ExternalId,
|
|
null,
|
|
false,
|
|
cancellationToken)
|
|
.ConfigureAwait(false);
|
|
|
|
if (query.ParentId == Guid.Empty)
|
|
{
|
|
query.Parent = channel;
|
|
}
|
|
|
|
query.ChannelIds = Array.Empty<Guid>();
|
|
|
|
// Not yet sure why this is causing a problem
|
|
query.GroupByPresentationUniqueKey = false;
|
|
|
|
// null if came from cache
|
|
if (itemsResult != null)
|
|
{
|
|
var internalItems = itemsResult.Items
|
|
.Select(i => GetChannelItemEntity(i, channelProvider, channel.Id, parentItem, cancellationToken))
|
|
.ToArray();
|
|
|
|
var existingIds = _libraryManager.GetItemIds(query);
|
|
var deadIds = existingIds.Except(internalItems.Select(i => i.Id))
|
|
.ToArray();
|
|
|
|
foreach (var deadId in deadIds)
|
|
{
|
|
var deadItem = _libraryManager.GetItemById(deadId);
|
|
if (deadItem != null)
|
|
{
|
|
_libraryManager.DeleteItem(
|
|
deadItem,
|
|
new DeleteOptions
|
|
{
|
|
DeleteFileLocation = false,
|
|
DeleteFromExternalProvider = false
|
|
},
|
|
parentItem,
|
|
false);
|
|
}
|
|
}
|
|
}
|
|
|
|
return _libraryManager.GetItemsResult(query);
|
|
}
|
|
|
|
/// <inheritdoc />
|
|
public async Task<QueryResult<BaseItemDto>> GetChannelItems(InternalItemsQuery query, CancellationToken cancellationToken)
|
|
{
|
|
var internalResult = await GetChannelItemsInternal(query, new SimpleProgress<double>(), cancellationToken).ConfigureAwait(false);
|
|
|
|
var returnItems = _dtoService.GetBaseItemDtos(internalResult.Items, query.DtoOptions, query.User);
|
|
|
|
var result = new QueryResult<BaseItemDto>
|
|
{
|
|
Items = returnItems,
|
|
TotalRecordCount = internalResult.TotalRecordCount
|
|
};
|
|
|
|
return result;
|
|
}
|
|
|
|
private async Task<ChannelItemResult> GetChannelItems(
|
|
IChannel channel,
|
|
User user,
|
|
string externalFolderId,
|
|
ChannelItemSortField? sortField,
|
|
bool sortDescending,
|
|
CancellationToken cancellationToken)
|
|
{
|
|
var userId = user?.Id.ToString("N", CultureInfo.InvariantCulture);
|
|
|
|
var cacheLength = CacheLength;
|
|
var cachePath = GetChannelDataCachePath(channel, userId, externalFolderId, sortField, sortDescending);
|
|
|
|
try
|
|
{
|
|
if (_fileSystem.GetLastWriteTimeUtc(cachePath).Add(cacheLength) > DateTime.UtcNow)
|
|
{
|
|
var cachedResult = _jsonSerializer.DeserializeFromFile<ChannelItemResult>(cachePath);
|
|
if (cachedResult != null)
|
|
{
|
|
return null;
|
|
}
|
|
}
|
|
}
|
|
catch (FileNotFoundException)
|
|
{
|
|
}
|
|
catch (IOException)
|
|
{
|
|
}
|
|
|
|
await _resourcePool.WaitAsync(cancellationToken).ConfigureAwait(false);
|
|
|
|
try
|
|
{
|
|
try
|
|
{
|
|
if (_fileSystem.GetLastWriteTimeUtc(cachePath).Add(cacheLength) > DateTime.UtcNow)
|
|
{
|
|
var cachedResult = _jsonSerializer.DeserializeFromFile<ChannelItemResult>(cachePath);
|
|
if (cachedResult != null)
|
|
{
|
|
return null;
|
|
}
|
|
}
|
|
}
|
|
catch (FileNotFoundException)
|
|
{
|
|
}
|
|
catch (IOException)
|
|
{
|
|
}
|
|
|
|
var query = new InternalChannelItemQuery
|
|
{
|
|
UserId = user?.Id ?? Guid.Empty,
|
|
SortBy = sortField,
|
|
SortDescending = sortDescending,
|
|
FolderId = externalFolderId
|
|
};
|
|
|
|
query.FolderId = externalFolderId;
|
|
|
|
var result = await channel.GetChannelItems(query, cancellationToken).ConfigureAwait(false);
|
|
|
|
if (result == null)
|
|
{
|
|
throw new InvalidOperationException("Channel returned a null result from GetChannelItems");
|
|
}
|
|
|
|
CacheResponse(result, cachePath);
|
|
|
|
return result;
|
|
}
|
|
finally
|
|
{
|
|
_resourcePool.Release();
|
|
}
|
|
}
|
|
|
|
private void CacheResponse(object result, string path)
|
|
{
|
|
try
|
|
{
|
|
Directory.CreateDirectory(Path.GetDirectoryName(path));
|
|
|
|
_jsonSerializer.SerializeToFile(result, path);
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
_logger.LogError(ex, "Error writing to channel cache file: {path}", path);
|
|
}
|
|
}
|
|
|
|
private string GetChannelDataCachePath(
|
|
IChannel channel,
|
|
string userId,
|
|
string externalFolderId,
|
|
ChannelItemSortField? sortField,
|
|
bool sortDescending)
|
|
{
|
|
var channelId = GetInternalChannelId(channel.Name).ToString("N", CultureInfo.InvariantCulture);
|
|
|
|
var userCacheKey = string.Empty;
|
|
|
|
if (channel is IHasCacheKey hasCacheKey)
|
|
{
|
|
userCacheKey = hasCacheKey.GetCacheKey(userId) ?? string.Empty;
|
|
}
|
|
|
|
var filename = string.IsNullOrEmpty(externalFolderId) ? "root" : externalFolderId.GetMD5().ToString("N", CultureInfo.InvariantCulture);
|
|
filename += userCacheKey;
|
|
|
|
var version = ((channel.DataVersion ?? string.Empty) + "2").GetMD5().ToString("N", CultureInfo.InvariantCulture);
|
|
|
|
if (sortField.HasValue)
|
|
{
|
|
filename += "-sortField-" + sortField.Value;
|
|
}
|
|
|
|
if (sortDescending)
|
|
{
|
|
filename += "-sortDescending";
|
|
}
|
|
|
|
filename = filename.GetMD5().ToString("N", CultureInfo.InvariantCulture);
|
|
|
|
return Path.Combine(
|
|
_config.ApplicationPaths.CachePath,
|
|
"channels",
|
|
channelId,
|
|
version,
|
|
filename + ".json");
|
|
}
|
|
|
|
private static string GetIdToHash(string externalId, string channelName)
|
|
{
|
|
// Increment this as needed to force new downloads
|
|
// Incorporate Name because it's being used to convert channel entity to provider
|
|
return externalId + (channelName ?? string.Empty) + "16";
|
|
}
|
|
|
|
private T GetItemById<T>(string idString, string channelName, out bool isNew)
|
|
where T : BaseItem, new()
|
|
{
|
|
var id = _libraryManager.GetNewItemId(GetIdToHash(idString, channelName), typeof(T));
|
|
|
|
T item = null;
|
|
|
|
try
|
|
{
|
|
item = _libraryManager.GetItemById(id) as T;
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
_logger.LogError(ex, "Error retrieving channel item from database");
|
|
}
|
|
|
|
if (item == null)
|
|
{
|
|
item = new T();
|
|
isNew = true;
|
|
}
|
|
else
|
|
{
|
|
isNew = false;
|
|
}
|
|
|
|
item.Id = id;
|
|
return item;
|
|
}
|
|
|
|
private BaseItem GetChannelItemEntity(ChannelItemInfo info, IChannel channelProvider, Guid internalChannelId, BaseItem parentFolder, CancellationToken cancellationToken)
|
|
{
|
|
var parentFolderId = parentFolder.Id;
|
|
|
|
BaseItem item;
|
|
bool isNew;
|
|
bool forceUpdate = false;
|
|
|
|
if (info.Type == ChannelItemType.Folder)
|
|
{
|
|
item = info.FolderType switch
|
|
{
|
|
ChannelFolderType.MusicAlbum => GetItemById<MusicAlbum>(info.Id, channelProvider.Name, out isNew),
|
|
ChannelFolderType.MusicArtist => GetItemById<MusicArtist>(info.Id, channelProvider.Name, out isNew),
|
|
ChannelFolderType.PhotoAlbum => GetItemById<PhotoAlbum>(info.Id, channelProvider.Name, out isNew),
|
|
ChannelFolderType.Series => GetItemById<Series>(info.Id, channelProvider.Name, out isNew),
|
|
ChannelFolderType.Season => GetItemById<Season>(info.Id, channelProvider.Name, out isNew),
|
|
_ => GetItemById<Folder>(info.Id, channelProvider.Name, out isNew)
|
|
};
|
|
}
|
|
else if (info.MediaType == ChannelMediaType.Audio)
|
|
{
|
|
item = info.ContentType == ChannelMediaContentType.Podcast
|
|
? GetItemById<AudioBook>(info.Id, channelProvider.Name, out isNew)
|
|
: GetItemById<Audio>(info.Id, channelProvider.Name, out isNew);
|
|
}
|
|
else
|
|
{
|
|
item = info.ContentType switch
|
|
{
|
|
ChannelMediaContentType.Episode => GetItemById<Episode>(info.Id, channelProvider.Name, out isNew),
|
|
ChannelMediaContentType.Movie => GetItemById<Movie>(info.Id, channelProvider.Name, out isNew),
|
|
var x when x == ChannelMediaContentType.Trailer || info.ExtraType == ExtraType.Trailer
|
|
=> GetItemById<Trailer>(info.Id, channelProvider.Name, out isNew),
|
|
_ => GetItemById<Video>(info.Id, channelProvider.Name, out isNew)
|
|
};
|
|
}
|
|
|
|
var enableMediaProbe = channelProvider is ISupportsMediaProbe;
|
|
|
|
if (info.IsLiveStream)
|
|
{
|
|
item.RunTimeTicks = null;
|
|
}
|
|
else if (isNew || !enableMediaProbe)
|
|
{
|
|
item.RunTimeTicks = info.RunTimeTicks;
|
|
}
|
|
|
|
if (isNew)
|
|
{
|
|
item.Name = info.Name;
|
|
item.Genres = info.Genres.ToArray();
|
|
item.Studios = info.Studios.ToArray();
|
|
item.CommunityRating = info.CommunityRating;
|
|
item.Overview = info.Overview;
|
|
item.IndexNumber = info.IndexNumber;
|
|
item.ParentIndexNumber = info.ParentIndexNumber;
|
|
item.PremiereDate = info.PremiereDate;
|
|
item.ProductionYear = info.ProductionYear;
|
|
item.ProviderIds = info.ProviderIds;
|
|
item.OfficialRating = info.OfficialRating;
|
|
item.DateCreated = info.DateCreated ?? DateTime.UtcNow;
|
|
item.Tags = info.Tags.ToArray();
|
|
item.OriginalTitle = info.OriginalTitle;
|
|
}
|
|
else if (info.Type == ChannelItemType.Folder && info.FolderType == ChannelFolderType.Container)
|
|
{
|
|
// At least update names of container folders
|
|
if (item.Name != info.Name)
|
|
{
|
|
item.Name = info.Name;
|
|
forceUpdate = true;
|
|
}
|
|
}
|
|
|
|
if (item is IHasArtist hasArtists)
|
|
{
|
|
hasArtists.Artists = info.Artists.ToArray();
|
|
}
|
|
|
|
if (item is IHasAlbumArtist hasAlbumArtists)
|
|
{
|
|
hasAlbumArtists.AlbumArtists = info.AlbumArtists.ToArray();
|
|
}
|
|
|
|
if (item is Trailer trailer)
|
|
{
|
|
if (!info.TrailerTypes.SequenceEqual(trailer.TrailerTypes))
|
|
{
|
|
_logger.LogDebug("Forcing update due to TrailerTypes {0}", item.Name);
|
|
forceUpdate = true;
|
|
}
|
|
|
|
trailer.TrailerTypes = info.TrailerTypes.ToArray();
|
|
}
|
|
|
|
if (info.DateModified > item.DateModified)
|
|
{
|
|
item.DateModified = info.DateModified;
|
|
_logger.LogDebug("Forcing update due to DateModified {0}", item.Name);
|
|
forceUpdate = true;
|
|
}
|
|
|
|
// was used for status
|
|
// if (!string.Equals(item.ExternalEtag ?? string.Empty, info.Etag ?? string.Empty, StringComparison.Ordinal))
|
|
//{
|
|
// item.ExternalEtag = info.Etag;
|
|
// forceUpdate = true;
|
|
// _logger.LogDebug("Forcing update due to ExternalEtag {0}", item.Name);
|
|
//}
|
|
|
|
if (!internalChannelId.Equals(item.ChannelId))
|
|
{
|
|
forceUpdate = true;
|
|
_logger.LogDebug("Forcing update due to ChannelId {0}", item.Name);
|
|
}
|
|
|
|
item.ChannelId = internalChannelId;
|
|
|
|
if (!item.ParentId.Equals(parentFolderId))
|
|
{
|
|
forceUpdate = true;
|
|
_logger.LogDebug("Forcing update due to parent folder Id {0}", item.Name);
|
|
}
|
|
|
|
item.ParentId = parentFolderId;
|
|
|
|
if (item is IHasSeries hasSeries)
|
|
{
|
|
if (!string.Equals(hasSeries.SeriesName, info.SeriesName, StringComparison.OrdinalIgnoreCase))
|
|
{
|
|
forceUpdate = true;
|
|
_logger.LogDebug("Forcing update due to SeriesName {0}", item.Name);
|
|
}
|
|
|
|
hasSeries.SeriesName = info.SeriesName;
|
|
}
|
|
|
|
if (!string.Equals(item.ExternalId, info.Id, StringComparison.OrdinalIgnoreCase))
|
|
{
|
|
forceUpdate = true;
|
|
_logger.LogDebug("Forcing update due to ExternalId {0}", item.Name);
|
|
}
|
|
|
|
item.ExternalId = info.Id;
|
|
|
|
if (item is Audio channelAudioItem)
|
|
{
|
|
channelAudioItem.ExtraType = info.ExtraType;
|
|
|
|
var mediaSource = info.MediaSources.FirstOrDefault();
|
|
item.Path = mediaSource?.Path;
|
|
}
|
|
|
|
if (item is Video channelVideoItem)
|
|
{
|
|
channelVideoItem.ExtraType = info.ExtraType;
|
|
|
|
var mediaSource = info.MediaSources.FirstOrDefault();
|
|
item.Path = mediaSource?.Path;
|
|
}
|
|
|
|
if (!string.IsNullOrEmpty(info.ImageUrl) && !item.HasImage(ImageType.Primary))
|
|
{
|
|
item.SetImagePath(ImageType.Primary, info.ImageUrl);
|
|
_logger.LogDebug("Forcing update due to ImageUrl {0}", item.Name);
|
|
forceUpdate = true;
|
|
}
|
|
|
|
if (!info.IsLiveStream)
|
|
{
|
|
if (item.Tags.Contains("livestream", StringComparer.OrdinalIgnoreCase))
|
|
{
|
|
item.Tags = item.Tags.Except(new[] { "livestream" }, StringComparer.OrdinalIgnoreCase).ToArray();
|
|
_logger.LogDebug("Forcing update due to Tags {0}", item.Name);
|
|
forceUpdate = true;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (!item.Tags.Contains("livestream", StringComparer.OrdinalIgnoreCase))
|
|
{
|
|
item.Tags = item.Tags.Concat(new[] { "livestream" }).ToArray();
|
|
_logger.LogDebug("Forcing update due to Tags {0}", item.Name);
|
|
forceUpdate = true;
|
|
}
|
|
}
|
|
|
|
item.OnMetadataChanged();
|
|
|
|
if (isNew)
|
|
{
|
|
_libraryManager.CreateItem(item, parentFolder);
|
|
|
|
if (info.People != null && info.People.Count > 0)
|
|
{
|
|
_libraryManager.UpdatePeople(item, info.People);
|
|
}
|
|
}
|
|
else if (forceUpdate)
|
|
{
|
|
item.UpdateToRepository(ItemUpdateType.None, cancellationToken);
|
|
}
|
|
|
|
if ((isNew || forceUpdate) && info.Type == ChannelItemType.Media)
|
|
{
|
|
if (enableMediaProbe && !info.IsLiveStream && item.HasPathProtocol)
|
|
{
|
|
SaveMediaSources(item, new List<MediaSourceInfo>());
|
|
}
|
|
else
|
|
{
|
|
SaveMediaSources(item, info.MediaSources);
|
|
}
|
|
}
|
|
|
|
if (isNew || forceUpdate || item.DateLastRefreshed == default)
|
|
{
|
|
_providerManager.QueueRefresh(item.Id, new MetadataRefreshOptions(new DirectoryService(_fileSystem)), RefreshPriority.Normal);
|
|
}
|
|
|
|
return item;
|
|
}
|
|
|
|
internal IChannel GetChannelProvider(Channel channel)
|
|
{
|
|
if (channel == null)
|
|
{
|
|
throw new ArgumentNullException(nameof(channel));
|
|
}
|
|
|
|
var result = GetAllChannels()
|
|
.FirstOrDefault(i => GetInternalChannelId(i.Name).Equals(channel.ChannelId) || string.Equals(i.Name, channel.Name, StringComparison.OrdinalIgnoreCase));
|
|
|
|
if (result == null)
|
|
{
|
|
throw new ResourceNotFoundException("No channel provider found for channel " + channel.Name);
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
internal IChannel GetChannelProvider(Guid internalChannelId)
|
|
{
|
|
var result = GetAllChannels()
|
|
.FirstOrDefault(i => internalChannelId.Equals(GetInternalChannelId(i.Name)));
|
|
|
|
if (result == null)
|
|
{
|
|
throw new ResourceNotFoundException("No channel provider found for channel id " + internalChannelId);
|
|
}
|
|
|
|
return result;
|
|
}
|
|
}
|
|
}
|