1197 lines
41 KiB
C#
1197 lines
41 KiB
C#
using System;
|
|
using System.Collections.Concurrent;
|
|
using System.Collections.Generic;
|
|
using System.Globalization;
|
|
using System.IO;
|
|
using System.Linq;
|
|
using System.Threading;
|
|
using System.Threading.Tasks;
|
|
using MediaBrowser.Common.Extensions;
|
|
using MediaBrowser.Common.Progress;
|
|
using MediaBrowser.Controller.Channels;
|
|
using MediaBrowser.Controller.Configuration;
|
|
using MediaBrowser.Controller.Dto;
|
|
using MediaBrowser.Controller.Entities;
|
|
using MediaBrowser.Controller.Entities.Audio;
|
|
using MediaBrowser.Controller.Entities.Movies;
|
|
using MediaBrowser.Controller.Entities.TV;
|
|
using MediaBrowser.Controller.Library;
|
|
using MediaBrowser.Controller.Providers;
|
|
using MediaBrowser.Model.Channels;
|
|
using MediaBrowser.Model.Dto;
|
|
using MediaBrowser.Model.Entities;
|
|
using MediaBrowser.Model.IO;
|
|
using MediaBrowser.Model.Querying;
|
|
using MediaBrowser.Model.Serialization;
|
|
using Microsoft.Extensions.Logging;
|
|
|
|
namespace Emby.Server.Implementations.Channels
|
|
{
|
|
public class ChannelManager : IChannelManager
|
|
{
|
|
internal IChannel[] Channels { get; private set; }
|
|
|
|
private readonly IUserManager _userManager;
|
|
private readonly IUserDataManager _userDataManager;
|
|
private readonly IDtoService _dtoService;
|
|
private readonly ILibraryManager _libraryManager;
|
|
private readonly ILogger _logger;
|
|
private readonly IServerConfigurationManager _config;
|
|
private readonly IFileSystem _fileSystem;
|
|
private readonly IJsonSerializer _jsonSerializer;
|
|
private readonly IProviderManager _providerManager;
|
|
|
|
public ChannelManager(
|
|
IUserManager userManager,
|
|
IDtoService dtoService,
|
|
ILibraryManager libraryManager,
|
|
ILoggerFactory loggerFactory,
|
|
IServerConfigurationManager config,
|
|
IFileSystem fileSystem,
|
|
IUserDataManager userDataManager,
|
|
IJsonSerializer jsonSerializer,
|
|
IProviderManager providerManager)
|
|
{
|
|
_userManager = userManager;
|
|
_dtoService = dtoService;
|
|
_libraryManager = libraryManager;
|
|
_logger = loggerFactory.CreateLogger(nameof(ChannelManager));
|
|
_config = config;
|
|
_fileSystem = fileSystem;
|
|
_userDataManager = userDataManager;
|
|
_jsonSerializer = jsonSerializer;
|
|
_providerManager = providerManager;
|
|
}
|
|
|
|
private static TimeSpan CacheLength => TimeSpan.FromHours(3);
|
|
|
|
public void AddParts(IEnumerable<IChannel> channels)
|
|
{
|
|
Channels = channels.ToArray();
|
|
}
|
|
|
|
public bool EnableMediaSourceDisplay(BaseItem item)
|
|
{
|
|
var internalChannel = _libraryManager.GetItemById(item.ChannelId);
|
|
var channel = Channels.FirstOrDefault(i => GetInternalChannelId(i.Name).Equals(internalChannel.Id));
|
|
|
|
return !(channel is IDisableMediaSourceDisplay);
|
|
}
|
|
|
|
public bool CanDelete(BaseItem item)
|
|
{
|
|
var internalChannel = _libraryManager.GetItemById(item.ChannelId);
|
|
var channel = Channels.FirstOrDefault(i => GetInternalChannelId(i.Name).Equals(internalChannel.Id));
|
|
|
|
var supportsDelete = channel as ISupportsDelete;
|
|
return supportsDelete != null && supportsDelete.CanDelete(item);
|
|
}
|
|
|
|
public bool EnableMediaProbe(BaseItem item)
|
|
{
|
|
var internalChannel = _libraryManager.GetItemById(item.ChannelId);
|
|
var channel = Channels.FirstOrDefault(i => GetInternalChannelId(i.Name).Equals(internalChannel.Id));
|
|
|
|
return channel is ISupportsMediaProbe;
|
|
}
|
|
|
|
public Task DeleteItem(BaseItem item)
|
|
{
|
|
var internalChannel = _libraryManager.GetItemById(item.ChannelId);
|
|
if (internalChannel == null)
|
|
{
|
|
throw new ArgumentException();
|
|
}
|
|
|
|
var channel = Channels.FirstOrDefault(i => GetInternalChannelId(i.Name).Equals(internalChannel.Id));
|
|
|
|
var supportsDelete = channel as ISupportsDelete;
|
|
|
|
if (supportsDelete == null)
|
|
{
|
|
throw new ArgumentException();
|
|
}
|
|
|
|
return supportsDelete.DeleteItem(item.ExternalId, CancellationToken.None);
|
|
}
|
|
|
|
private IEnumerable<IChannel> GetAllChannels()
|
|
{
|
|
return Channels
|
|
.OrderBy(i => i.Name);
|
|
}
|
|
|
|
public IEnumerable<Guid> GetInstalledChannelIds()
|
|
{
|
|
return GetAllChannels().Select(i => GetInternalChannelId(i.Name));
|
|
}
|
|
|
|
public QueryResult<Channel> GetChannelsInternal(ChannelQuery query)
|
|
{
|
|
var user = query.UserId.Equals(Guid.Empty)
|
|
? null
|
|
: _userManager.GetUserById(query.UserId);
|
|
|
|
var channels = GetAllChannels()
|
|
.Select(GetChannelEntity)
|
|
.OrderBy(i => i.SortName)
|
|
.ToList();
|
|
|
|
if (query.IsRecordingsFolder.HasValue)
|
|
{
|
|
var val = query.IsRecordingsFolder.Value;
|
|
channels = channels.Where(i =>
|
|
{
|
|
try
|
|
{
|
|
var hasAttributes = GetChannelProvider(i) as IHasFolderAttributes;
|
|
|
|
return (hasAttributes != null && hasAttributes.Attributes.Contains("Recordings", StringComparer.OrdinalIgnoreCase)) == val;
|
|
}
|
|
catch
|
|
{
|
|
return false;
|
|
}
|
|
|
|
}).ToList();
|
|
}
|
|
|
|
if (query.SupportsLatestItems.HasValue)
|
|
{
|
|
var val = query.SupportsLatestItems.Value;
|
|
channels = channels.Where(i =>
|
|
{
|
|
try
|
|
{
|
|
return GetChannelProvider(i) is ISupportsLatestMedia == val;
|
|
}
|
|
catch
|
|
{
|
|
return false;
|
|
}
|
|
|
|
}).ToList();
|
|
}
|
|
|
|
if (query.SupportsMediaDeletion.HasValue)
|
|
{
|
|
var val = query.SupportsMediaDeletion.Value;
|
|
channels = channels.Where(i =>
|
|
{
|
|
try
|
|
{
|
|
return GetChannelProvider(i) is ISupportsDelete == val;
|
|
}
|
|
catch
|
|
{
|
|
return false;
|
|
}
|
|
|
|
}).ToList();
|
|
}
|
|
if (query.IsFavorite.HasValue)
|
|
{
|
|
var val = query.IsFavorite.Value;
|
|
channels = channels.Where(i => _userDataManager.GetUserData(user, i).IsFavorite == val)
|
|
.ToList();
|
|
}
|
|
|
|
if (user != null)
|
|
{
|
|
channels = channels.Where(i =>
|
|
{
|
|
if (!i.IsVisible(user))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
try
|
|
{
|
|
return GetChannelProvider(i).IsEnabledFor(user.Id.ToString("N", CultureInfo.InvariantCulture));
|
|
}
|
|
catch
|
|
{
|
|
return false;
|
|
}
|
|
|
|
}).ToList();
|
|
}
|
|
|
|
var all = channels;
|
|
var totalCount = all.Count;
|
|
|
|
if (query.StartIndex.HasValue)
|
|
{
|
|
all = all.Skip(query.StartIndex.Value).ToList();
|
|
}
|
|
if (query.Limit.HasValue)
|
|
{
|
|
all = all.Take(query.Limit.Value).ToList();
|
|
}
|
|
|
|
var returnItems = all.ToArray();
|
|
|
|
if (query.RefreshLatestChannelItems)
|
|
{
|
|
foreach (var item in returnItems)
|
|
{
|
|
RefreshLatestChannelItems(GetChannelProvider(item), CancellationToken.None).GetAwaiter().GetResult();
|
|
}
|
|
}
|
|
|
|
return new QueryResult<Channel>
|
|
{
|
|
Items = returnItems,
|
|
TotalRecordCount = totalCount
|
|
};
|
|
}
|
|
|
|
public QueryResult<BaseItemDto> GetChannels(ChannelQuery query)
|
|
{
|
|
var user = query.UserId.Equals(Guid.Empty)
|
|
? null
|
|
: _userManager.GetUserById(query.UserId);
|
|
|
|
var internalResult = GetChannelsInternal(query);
|
|
|
|
var dtoOptions = new DtoOptions()
|
|
{
|
|
};
|
|
|
|
//TODO Fix The co-variant conversion (internalResult.Items) between Folder[] and BaseItem[], this can generate runtime issues.
|
|
var returnItems = _dtoService.GetBaseItemDtos(internalResult.Items, dtoOptions, user);
|
|
|
|
var result = new QueryResult<BaseItemDto>
|
|
{
|
|
Items = returnItems,
|
|
TotalRecordCount = internalResult.TotalRecordCount
|
|
};
|
|
|
|
return result;
|
|
}
|
|
|
|
public async Task RefreshChannels(IProgress<double> progress, CancellationToken cancellationToken)
|
|
{
|
|
var allChannelsList = GetAllChannels().ToList();
|
|
|
|
var numComplete = 0;
|
|
|
|
foreach (var channelInfo in allChannelsList)
|
|
{
|
|
cancellationToken.ThrowIfCancellationRequested();
|
|
|
|
try
|
|
{
|
|
await GetChannel(channelInfo, cancellationToken).ConfigureAwait(false);
|
|
}
|
|
catch (OperationCanceledException)
|
|
{
|
|
throw;
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
_logger.LogError(ex, "Error getting channel information for {0}", channelInfo.Name);
|
|
}
|
|
|
|
numComplete++;
|
|
double percent = (double)numComplete / allChannelsList.Count;
|
|
progress.Report(100 * percent);
|
|
}
|
|
|
|
progress.Report(100);
|
|
}
|
|
|
|
private Channel GetChannelEntity(IChannel channel)
|
|
{
|
|
var item = GetChannel(GetInternalChannelId(channel.Name));
|
|
|
|
if (item == null)
|
|
{
|
|
item = GetChannel(channel, CancellationToken.None).Result;
|
|
}
|
|
|
|
return item;
|
|
}
|
|
|
|
private List<MediaSourceInfo> GetSavedMediaSources(BaseItem item)
|
|
{
|
|
var path = Path.Combine(item.GetInternalMetadataPath(), "channelmediasourceinfos.json");
|
|
|
|
try
|
|
{
|
|
return _jsonSerializer.DeserializeFromFile<List<MediaSourceInfo>>(path) ?? new List<MediaSourceInfo>();
|
|
}
|
|
catch
|
|
{
|
|
return new List<MediaSourceInfo>();
|
|
}
|
|
}
|
|
|
|
private void SaveMediaSources(BaseItem item, List<MediaSourceInfo> mediaSources)
|
|
{
|
|
var path = Path.Combine(item.GetInternalMetadataPath(), "channelmediasourceinfos.json");
|
|
|
|
if (mediaSources == null || mediaSources.Count == 0)
|
|
{
|
|
try
|
|
{
|
|
_fileSystem.DeleteFile(path);
|
|
}
|
|
catch
|
|
{
|
|
|
|
}
|
|
return;
|
|
}
|
|
|
|
Directory.CreateDirectory(Path.GetDirectoryName(path));
|
|
|
|
_jsonSerializer.SerializeToFile(mediaSources, path);
|
|
}
|
|
|
|
public IEnumerable<MediaSourceInfo> GetStaticMediaSources(BaseItem item, CancellationToken cancellationToken)
|
|
{
|
|
IEnumerable<MediaSourceInfo> results = GetSavedMediaSources(item);
|
|
|
|
return results
|
|
.Select(i => NormalizeMediaSource(item, i))
|
|
.ToList();
|
|
}
|
|
|
|
public async Task<IEnumerable<MediaSourceInfo>> GetDynamicMediaSources(BaseItem item, CancellationToken cancellationToken)
|
|
{
|
|
var channel = GetChannel(item.ChannelId);
|
|
var channelPlugin = GetChannelProvider(channel);
|
|
|
|
var requiresCallback = channelPlugin as IRequiresMediaInfoCallback;
|
|
|
|
IEnumerable<MediaSourceInfo> results;
|
|
|
|
if (requiresCallback != null)
|
|
{
|
|
results = await GetChannelItemMediaSourcesInternal(requiresCallback, item.ExternalId, cancellationToken)
|
|
.ConfigureAwait(false);
|
|
}
|
|
else
|
|
{
|
|
results = new List<MediaSourceInfo>();
|
|
}
|
|
|
|
return results
|
|
.Select(i => NormalizeMediaSource(item, i))
|
|
.ToList();
|
|
}
|
|
|
|
private readonly ConcurrentDictionary<string, Tuple<DateTime, List<MediaSourceInfo>>> _channelItemMediaInfo =
|
|
new ConcurrentDictionary<string, Tuple<DateTime, List<MediaSourceInfo>>>();
|
|
|
|
private async Task<IEnumerable<MediaSourceInfo>> GetChannelItemMediaSourcesInternal(IRequiresMediaInfoCallback channel, string id, CancellationToken cancellationToken)
|
|
{
|
|
if (_channelItemMediaInfo.TryGetValue(id, out Tuple<DateTime, List<MediaSourceInfo>> cachedInfo))
|
|
{
|
|
if ((DateTime.UtcNow - cachedInfo.Item1).TotalMinutes < 5)
|
|
{
|
|
return cachedInfo.Item2;
|
|
}
|
|
}
|
|
|
|
var mediaInfo = await channel.GetChannelItemMediaInfo(id, cancellationToken)
|
|
.ConfigureAwait(false);
|
|
var list = mediaInfo.ToList();
|
|
|
|
var item2 = new Tuple<DateTime, List<MediaSourceInfo>>(DateTime.UtcNow, list);
|
|
_channelItemMediaInfo.AddOrUpdate(id, item2, (key, oldValue) => item2);
|
|
|
|
return list;
|
|
}
|
|
|
|
private static MediaSourceInfo NormalizeMediaSource(BaseItem item, MediaSourceInfo info)
|
|
{
|
|
info.RunTimeTicks = info.RunTimeTicks ?? item.RunTimeTicks;
|
|
|
|
return info;
|
|
}
|
|
|
|
private async Task<Channel> GetChannel(IChannel channelInfo, CancellationToken cancellationToken)
|
|
{
|
|
var parentFolderId = Guid.Empty;
|
|
|
|
var id = GetInternalChannelId(channelInfo.Name);
|
|
|
|
var path = Channel.GetInternalMetadataPath(_config.ApplicationPaths.InternalMetadataPath, id);
|
|
|
|
var isNew = false;
|
|
var forceUpdate = false;
|
|
|
|
var item = _libraryManager.GetItemById(id) as Channel;
|
|
|
|
if (item == null)
|
|
{
|
|
item = new Channel
|
|
{
|
|
Name = channelInfo.Name,
|
|
Id = id,
|
|
DateCreated = _fileSystem.GetCreationTimeUtc(path),
|
|
DateModified = _fileSystem.GetLastWriteTimeUtc(path)
|
|
};
|
|
|
|
isNew = true;
|
|
}
|
|
|
|
if (!string.Equals(item.Path, path, StringComparison.OrdinalIgnoreCase))
|
|
{
|
|
isNew = true;
|
|
}
|
|
item.Path = path;
|
|
|
|
if (!item.ChannelId.Equals(id))
|
|
{
|
|
forceUpdate = true;
|
|
}
|
|
item.ChannelId = id;
|
|
|
|
if (item.ParentId != parentFolderId)
|
|
{
|
|
forceUpdate = true;
|
|
}
|
|
item.ParentId = parentFolderId;
|
|
|
|
item.OfficialRating = GetOfficialRating(channelInfo.ParentalRating);
|
|
item.Overview = channelInfo.Description;
|
|
|
|
if (string.IsNullOrWhiteSpace(item.Name))
|
|
{
|
|
item.Name = channelInfo.Name;
|
|
}
|
|
|
|
if (isNew)
|
|
{
|
|
item.OnMetadataChanged();
|
|
_libraryManager.CreateItem(item, null);
|
|
}
|
|
|
|
await item.RefreshMetadata(new MetadataRefreshOptions(new DirectoryService(_fileSystem))
|
|
{
|
|
ForceSave = !isNew && forceUpdate
|
|
}, cancellationToken);
|
|
|
|
return item;
|
|
}
|
|
|
|
private static string GetOfficialRating(ChannelParentalRating rating)
|
|
{
|
|
switch (rating)
|
|
{
|
|
case ChannelParentalRating.Adult:
|
|
return "XXX";
|
|
case ChannelParentalRating.UsR:
|
|
return "R";
|
|
case ChannelParentalRating.UsPG13:
|
|
return "PG-13";
|
|
case ChannelParentalRating.UsPG:
|
|
return "PG";
|
|
default:
|
|
return null;
|
|
}
|
|
}
|
|
|
|
public Channel GetChannel(Guid id)
|
|
{
|
|
return _libraryManager.GetItemById(id) as Channel;
|
|
}
|
|
|
|
public Channel GetChannel(string id)
|
|
{
|
|
return _libraryManager.GetItemById(id) as Channel;
|
|
}
|
|
|
|
public ChannelFeatures[] GetAllChannelFeatures()
|
|
{
|
|
return _libraryManager.GetItemIds(new InternalItemsQuery
|
|
{
|
|
IncludeItemTypes = new[] { typeof(Channel).Name },
|
|
OrderBy = new ValueTuple<string, SortOrder>[] { new ValueTuple<string, SortOrder>(ItemSortBy.SortName, SortOrder.Ascending) }
|
|
|
|
}).Select(i => GetChannelFeatures(i.ToString("N", CultureInfo.InvariantCulture))).ToArray();
|
|
}
|
|
|
|
public ChannelFeatures GetChannelFeatures(string id)
|
|
{
|
|
if (string.IsNullOrEmpty(id))
|
|
{
|
|
throw new ArgumentNullException(nameof(id));
|
|
}
|
|
|
|
var channel = GetChannel(id);
|
|
var channelProvider = GetChannelProvider(channel);
|
|
|
|
return GetChannelFeaturesDto(channel, channelProvider, channelProvider.GetChannelFeatures());
|
|
}
|
|
|
|
public bool SupportsExternalTransfer(Guid channelId)
|
|
{
|
|
//var channel = GetChannel(channelId);
|
|
var channelProvider = GetChannelProvider(channelId);
|
|
|
|
return channelProvider.GetChannelFeatures().SupportsContentDownloading;
|
|
}
|
|
|
|
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));
|
|
}
|
|
|
|
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;
|
|
}
|
|
|
|
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.IndexOf("Trailer") != -1;
|
|
|
|
if (sortByPremiereDate)
|
|
{
|
|
query.OrderBy = new[]
|
|
{
|
|
new ValueTuple<string, SortOrder>(ItemSortBy.PremiereDate, SortOrder.Descending),
|
|
new ValueTuple<string, SortOrder>(ItemSortBy.ProductionYear, SortOrder.Descending),
|
|
new ValueTuple<string, SortOrder>(ItemSortBy.DateCreated, SortOrder.Descending)
|
|
};
|
|
}
|
|
else
|
|
{
|
|
query.OrderBy = new[]
|
|
{
|
|
new ValueTuple<string, SortOrder>(ItemSortBy.DateCreated, SortOrder.Descending)
|
|
};
|
|
}
|
|
|
|
return _libraryManager.GetItemsResult(query);
|
|
}
|
|
|
|
private async Task RefreshLatestChannelItems(IChannel channel, CancellationToken cancellationToken)
|
|
{
|
|
var internalChannel = await GetChannel(channel, cancellationToken);
|
|
|
|
var query = new InternalItemsQuery();
|
|
query.Parent = internalChannel;
|
|
query.EnableTotalRecordCount = false;
|
|
query.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);
|
|
}
|
|
}
|
|
}
|
|
|
|
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;
|
|
|
|
//_logger.LogDebug("GetChannelItemsInternal");
|
|
|
|
// 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);
|
|
}
|
|
|
|
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 readonly SemaphoreSlim _resourcePool = new SemaphoreSlim(1, 1);
|
|
private async Task<ChannelItemResult> GetChannelItems(IChannel channel,
|
|
User user,
|
|
string externalFolderId,
|
|
ChannelItemSortField? sortField,
|
|
bool sortDescending,
|
|
CancellationToken cancellationToken)
|
|
{
|
|
var userId = user == null ? null : 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 == null ? Guid.Empty : user.Id,
|
|
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;
|
|
|
|
var hasCacheKey = channel as IHasCacheKey;
|
|
if (hasCacheKey != null)
|
|
{
|
|
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)
|
|
{
|
|
if (info.FolderType == ChannelFolderType.MusicAlbum)
|
|
{
|
|
item = GetItemById<MusicAlbum>(info.Id, channelProvider.Name, out isNew);
|
|
}
|
|
else if (info.FolderType == ChannelFolderType.MusicArtist)
|
|
{
|
|
item = GetItemById<MusicArtist>(info.Id, channelProvider.Name, out isNew);
|
|
}
|
|
else if (info.FolderType == ChannelFolderType.PhotoAlbum)
|
|
{
|
|
item = GetItemById<PhotoAlbum>(info.Id, channelProvider.Name, out isNew);
|
|
}
|
|
else if (info.FolderType == ChannelFolderType.Series)
|
|
{
|
|
item = GetItemById<Series>(info.Id, channelProvider.Name, out isNew);
|
|
}
|
|
else if (info.FolderType == ChannelFolderType.Season)
|
|
{
|
|
item = GetItemById<Season>(info.Id, channelProvider.Name, out isNew);
|
|
}
|
|
else
|
|
{
|
|
item = GetItemById<Folder>(info.Id, channelProvider.Name, out isNew);
|
|
}
|
|
}
|
|
else if (info.MediaType == ChannelMediaType.Audio)
|
|
{
|
|
if (info.ContentType == ChannelMediaContentType.Podcast)
|
|
{
|
|
item = GetItemById<AudioBook>(info.Id, channelProvider.Name, out isNew);
|
|
}
|
|
else
|
|
{
|
|
item = GetItemById<Audio>(info.Id, channelProvider.Name, out isNew);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (info.ContentType == ChannelMediaContentType.Episode)
|
|
{
|
|
item = GetItemById<Episode>(info.Id, channelProvider.Name, out isNew);
|
|
}
|
|
else if (info.ContentType == ChannelMediaContentType.Movie)
|
|
{
|
|
item = GetItemById<Movie>(info.Id, channelProvider.Name, out isNew);
|
|
}
|
|
else if (info.ContentType == ChannelMediaContentType.Trailer || info.ExtraType == ExtraType.Trailer)
|
|
{
|
|
item = GetItemById<Trailer>(info.Id, channelProvider.Name, out isNew);
|
|
}
|
|
else
|
|
{
|
|
item = 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;
|
|
}
|
|
}
|
|
|
|
var hasArtists = item as IHasArtist;
|
|
if (hasArtists != null)
|
|
{
|
|
hasArtists.Artists = info.Artists.ToArray();
|
|
}
|
|
|
|
var hasAlbumArtists = item as IHasAlbumArtist;
|
|
if (hasAlbumArtists != null)
|
|
{
|
|
hasAlbumArtists.AlbumArtists = info.AlbumArtists.ToArray();
|
|
}
|
|
|
|
var trailer = item as Trailer;
|
|
if (trailer != null)
|
|
{
|
|
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;
|
|
|
|
var hasSeries = item as IHasSeries;
|
|
if (hasSeries != null)
|
|
{
|
|
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;
|
|
|
|
var channelAudioItem = item as Audio;
|
|
if (channelAudioItem != null)
|
|
{
|
|
channelAudioItem.ExtraType = info.ExtraType;
|
|
|
|
var mediaSource = info.MediaSources.FirstOrDefault();
|
|
item.Path = mediaSource == null ? null : mediaSource.Path;
|
|
}
|
|
|
|
var channelVideoItem = item as Video;
|
|
if (channelVideoItem != null)
|
|
{
|
|
channelVideoItem.ExtraType = info.ExtraType;
|
|
|
|
var mediaSource = info.MediaSources.FirstOrDefault();
|
|
item.Path = mediaSource == null ? null : 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(DateTime))
|
|
{
|
|
_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;
|
|
}
|
|
}
|
|
}
|