714 lines
26 KiB
C#
714 lines
26 KiB
C#
using MediaBrowser.Common;
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using MediaBrowser.Common.Configuration;
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using MediaBrowser.Common.Extensions;
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using MediaBrowser.Common.Net;
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using MediaBrowser.Controller.Drawing;
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using MediaBrowser.Controller.LiveTv;
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using MediaBrowser.Model.Dto;
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using MediaBrowser.Model.Events;
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using MediaBrowser.Model.LiveTv;
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using MediaBrowser.Model.Logging;
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using MediaBrowser.Model.Serialization;
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using System;
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using System.Collections.Concurrent;
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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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namespace MediaBrowser.Server.Implementations.LiveTv.EmbyTV
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{
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public class EmbyTV : ILiveTvService, IDisposable
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{
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private readonly IApplicationHost _appHpst;
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private readonly ILogger _logger;
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private readonly IHttpClient _httpClient;
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private readonly IConfigurationManager _config;
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private readonly IJsonSerializer _jsonSerializer;
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private readonly ItemDataProvider<RecordingInfo> _recordingProvider;
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private readonly ItemDataProvider<SeriesTimerInfo> _seriesTimerProvider;
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private readonly TimerManager _timerProvider;
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private readonly LiveTvManager _liveTvManager;
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public static EmbyTV Current;
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public EmbyTV(IApplicationHost appHost, ILogger logger, IJsonSerializer jsonSerializer, IHttpClient httpClient, IConfigurationManager config, ILiveTvManager liveTvManager)
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{
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Current = this;
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_appHpst = appHost;
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_logger = logger;
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_httpClient = httpClient;
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_config = config;
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_liveTvManager = (LiveTvManager)liveTvManager;
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_jsonSerializer = jsonSerializer;
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_recordingProvider = new ItemDataProvider<RecordingInfo>(jsonSerializer, _logger, Path.Combine(DataPath, "recordings"), (r1, r2) => string.Equals(r1.Id, r2.Id, StringComparison.OrdinalIgnoreCase));
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_seriesTimerProvider = new SeriesTimerManager(jsonSerializer, _logger, Path.Combine(DataPath, "seriestimers"));
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_timerProvider = new TimerManager(jsonSerializer, _logger, Path.Combine(DataPath, "timers"));
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_timerProvider.TimerFired += _timerProvider_TimerFired;
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}
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public void Start()
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{
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_timerProvider.RestartTimers();
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}
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public event EventHandler DataSourceChanged;
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public event EventHandler<RecordingStatusChangedEventArgs> RecordingStatusChanged;
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private readonly ConcurrentDictionary<string, CancellationTokenSource> _activeRecordings =
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new ConcurrentDictionary<string, CancellationTokenSource>(StringComparer.OrdinalIgnoreCase);
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public string Name
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{
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get { return "Emby"; }
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}
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public string DataPath
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{
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get { return Path.Combine(_config.CommonApplicationPaths.DataPath, "livetv"); }
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}
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public string HomePageUrl
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{
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get { return "http://emby.media"; }
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}
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public async Task<LiveTvServiceStatusInfo> GetStatusInfoAsync(CancellationToken cancellationToken)
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{
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var status = new LiveTvServiceStatusInfo();
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var list = new List<LiveTvTunerInfo>();
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foreach (var hostInstance in GetTunerHosts())
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{
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try
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{
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var tuners = await hostInstance.Item1.GetTunerInfos(hostInstance.Item2, cancellationToken).ConfigureAwait(false);
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list.AddRange(tuners);
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}
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catch (Exception ex)
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{
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_logger.ErrorException("Error getting tuners", ex);
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}
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}
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status.Tuners = list;
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status.Status = LiveTvServiceStatus.Ok;
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status.Version = _appHpst.ApplicationVersion.ToString();
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status.IsVisible = false;
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return status;
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}
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public async Task<IEnumerable<ChannelInfo>> GetChannelsAsync(CancellationToken cancellationToken)
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{
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var list = new List<ChannelInfo>();
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foreach (var hostInstance in GetTunerHosts())
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{
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try
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{
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var channels = await hostInstance.Item1.GetChannels(hostInstance.Item2, cancellationToken).ConfigureAwait(false);
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var newChannels = channels.ToList();
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foreach (var channel in newChannels)
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{
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channel.Id = hostInstance.Item1.Type.GetMD5().ToString("N") + "-" + channel.Id;
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}
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list.AddRange(newChannels);
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}
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catch (Exception ex)
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{
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_logger.ErrorException("Error getting channels", ex);
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}
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}
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if (list.Count > 0)
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{
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foreach (var provider in GetListingProviders())
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{
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try
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{
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await provider.Item1.AddMetadata(provider.Item2, list, cancellationToken).ConfigureAwait(false);
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}
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catch (NotSupportedException)
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{
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}
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catch (Exception ex)
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{
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_logger.ErrorException("Error adding metadata", ex);
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}
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}
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}
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return list;
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}
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private List<Tuple<ITunerHost, TunerHostInfo>> GetTunerHosts()
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{
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return GetConfiguration().TunerHosts
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.Where(i => i.IsEnabled)
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.Select(i =>
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{
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var provider = _liveTvManager.TunerHosts.FirstOrDefault(l => string.Equals(l.Type, i.Type, StringComparison.OrdinalIgnoreCase));
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return provider == null ? null : new Tuple<ITunerHost, TunerHostInfo>(provider, i);
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})
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.Where(i => i != null)
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.ToList();
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}
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public Task CancelSeriesTimerAsync(string timerId, CancellationToken cancellationToken)
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{
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var remove = _seriesTimerProvider.GetAll().FirstOrDefault(r => string.Equals(r.Id, timerId, StringComparison.OrdinalIgnoreCase));
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if (remove != null)
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{
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_seriesTimerProvider.Delete(remove);
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}
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return Task.FromResult(true);
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}
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private void CancelTimerInternal(string timerId)
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{
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var remove = _timerProvider.GetAll().FirstOrDefault(r => string.Equals(r.Id, timerId, StringComparison.OrdinalIgnoreCase));
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if (remove != null)
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{
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_timerProvider.Delete(remove);
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}
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CancellationTokenSource cancellationTokenSource;
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if (_activeRecordings.TryGetValue(timerId, out cancellationTokenSource))
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{
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cancellationTokenSource.Cancel();
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}
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}
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public Task CancelTimerAsync(string timerId, CancellationToken cancellationToken)
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{
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CancelTimerInternal(timerId);
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return Task.FromResult(true);
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}
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public async Task DeleteRecordingAsync(string recordingId, CancellationToken cancellationToken)
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{
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var remove = _recordingProvider.GetAll().FirstOrDefault(i => string.Equals(i.Id, recordingId, StringComparison.OrdinalIgnoreCase));
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if (remove != null)
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{
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if (!string.IsNullOrWhiteSpace(remove.TimerId))
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{
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var enableDelay = _activeRecordings.ContainsKey(remove.TimerId);
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CancelTimerInternal(remove.TimerId);
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if (enableDelay)
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{
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// A hack yes, but need to make sure the file is closed before attempting to delete it
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await Task.Delay(3000).ConfigureAwait(false);
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}
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}
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try
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{
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File.Delete(remove.Path);
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}
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catch (DirectoryNotFoundException)
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{
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}
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catch (FileNotFoundException)
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{
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}
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_recordingProvider.Delete(remove);
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}
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}
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public Task CreateTimerAsync(TimerInfo info, CancellationToken cancellationToken)
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{
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info.Id = Guid.NewGuid().ToString("N");
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_timerProvider.Add(info);
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return Task.FromResult(0);
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}
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public Task CreateSeriesTimerAsync(SeriesTimerInfo info, CancellationToken cancellationToken)
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{
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info.Id = Guid.NewGuid().ToString("N");
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UpdateTimersForSeriesTimer(info);
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_seriesTimerProvider.Add(info);
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return Task.FromResult(true);
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}
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public Task UpdateSeriesTimerAsync(SeriesTimerInfo info, CancellationToken cancellationToken)
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{
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_seriesTimerProvider.Update(info);
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UpdateTimersForSeriesTimer(info);
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return Task.FromResult(true);
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}
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public Task UpdateTimerAsync(TimerInfo info, CancellationToken cancellationToken)
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{
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_timerProvider.Update(info);
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return Task.FromResult(true);
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}
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public Task<ImageStream> GetChannelImageAsync(string channelId, CancellationToken cancellationToken)
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{
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throw new NotImplementedException();
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}
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public Task<ImageStream> GetRecordingImageAsync(string recordingId, CancellationToken cancellationToken)
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{
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throw new NotImplementedException();
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}
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public Task<ImageStream> GetProgramImageAsync(string programId, string channelId, CancellationToken cancellationToken)
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{
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throw new NotImplementedException();
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}
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public Task<IEnumerable<RecordingInfo>> GetRecordingsAsync(CancellationToken cancellationToken)
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{
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return Task.FromResult((IEnumerable<RecordingInfo>)_recordingProvider.GetAll());
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}
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public Task<IEnumerable<TimerInfo>> GetTimersAsync(CancellationToken cancellationToken)
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{
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return Task.FromResult((IEnumerable<TimerInfo>)_timerProvider.GetAll());
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}
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public Task<SeriesTimerInfo> GetNewTimerDefaultsAsync(CancellationToken cancellationToken, ProgramInfo program = null)
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{
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var defaults = new SeriesTimerInfo()
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{
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PostPaddingSeconds = 60,
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PrePaddingSeconds = 60,
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RecordAnyChannel = false,
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RecordAnyTime = false,
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RecordNewOnly = false
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};
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if (program != null)
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{
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defaults.SeriesId = program.SeriesId;
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defaults.ProgramId = program.Id;
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}
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return Task.FromResult(defaults);
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}
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public Task<IEnumerable<SeriesTimerInfo>> GetSeriesTimersAsync(CancellationToken cancellationToken)
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{
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return Task.FromResult((IEnumerable<SeriesTimerInfo>)_seriesTimerProvider.GetAll());
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}
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private string GetOriginalChannelId(string channelId)
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{
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var parts = channelId.Split('-');
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return string.Join("-", parts.Skip(1).ToArray());
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}
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public async Task<IEnumerable<ProgramInfo>> GetProgramsAsync(string channelId, DateTime startDateUtc, DateTime endDateUtc, CancellationToken cancellationToken)
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{
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foreach (var provider in GetListingProviders())
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{
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var programs = await provider.Item1.GetProgramsAsync(provider.Item2, GetOriginalChannelId(channelId), startDateUtc, endDateUtc, cancellationToken)
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.ConfigureAwait(false);
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var list = programs.ToList();
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// Replace the value that came from the provider with a normalized value
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foreach (var program in list)
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{
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program.ChannelId = channelId;
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}
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if (list.Count > 0)
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{
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SaveEpgDataForChannel(channelId, list);
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return list;
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}
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}
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return new List<ProgramInfo>();
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}
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private List<Tuple<IListingsProvider, ListingsProviderInfo>> GetListingProviders()
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{
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return GetConfiguration().ListingProviders
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.Select(i =>
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{
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var provider = _liveTvManager.ListingProviders.FirstOrDefault(l => string.Equals(l.Type, i.Type, StringComparison.OrdinalIgnoreCase));
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return provider == null ? null : new Tuple<IListingsProvider, ListingsProviderInfo>(provider, i);
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})
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.Where(i => i != null)
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.ToList();
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}
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public Task<MediaSourceInfo> GetRecordingStream(string recordingId, string streamId, CancellationToken cancellationToken)
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{
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throw new NotImplementedException();
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}
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public async Task<MediaSourceInfo> GetChannelStream(string channelId, string streamId, CancellationToken cancellationToken)
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{
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_logger.Info("Streaming Channel " + channelId);
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var configurationId = channelId.Split('-')[0];
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foreach (var hostInstance in GetTunerHosts())
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{
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if (!string.Equals(configurationId, hostInstance.Item1.Type.GetMD5().ToString("N"), StringComparison.OrdinalIgnoreCase))
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{
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continue;
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}
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if (!string.IsNullOrWhiteSpace(streamId))
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{
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var originalStreamId = string.Join("-", streamId.Split('-').Skip(1).ToArray());
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if (!string.Equals(hostInstance.Item2.Id, originalStreamId, StringComparison.OrdinalIgnoreCase))
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{
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continue;
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}
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}
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MediaSourceInfo mediaSourceInfo = null;
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try
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{
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mediaSourceInfo = await hostInstance.Item1.GetChannelStream(hostInstance.Item2, GetOriginalChannelId(channelId), streamId, cancellationToken).ConfigureAwait(false);
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}
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catch (ApplicationException e)
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{
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_logger.Info(e.Message);
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continue;
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}
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mediaSourceInfo.Id = Guid.NewGuid().ToString("N");
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return mediaSourceInfo;
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}
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throw new ApplicationException("Tuner not found.");
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}
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public async Task<List<MediaSourceInfo>> GetChannelStreamMediaSources(string channelId, CancellationToken cancellationToken)
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{
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var configurationId = channelId.Split('-')[0];
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foreach (var hostInstance in GetTunerHosts())
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{
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if (string.Equals(configurationId, hostInstance.Item1.Type.GetMD5().ToString("N"), StringComparison.OrdinalIgnoreCase))
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{
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var sources = await hostInstance.Item1.GetChannelStreamMediaSources(hostInstance.Item2, GetOriginalChannelId(channelId), cancellationToken).ConfigureAwait(false);
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foreach (var source in sources)
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{
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source.Id = hostInstance.Item2.Id + "-" + source.Id;
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}
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return sources;
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}
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}
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throw new ApplicationException("Tuner not found.");
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}
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public Task<List<MediaSourceInfo>> GetRecordingStreamMediaSources(string recordingId, CancellationToken cancellationToken)
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{
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throw new NotImplementedException();
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}
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public Task CloseLiveStream(string id, CancellationToken cancellationToken)
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{
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return Task.FromResult(0);
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}
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public Task RecordLiveStream(string id, CancellationToken cancellationToken)
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{
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return Task.FromResult(0);
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}
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public Task ResetTuner(string id, CancellationToken cancellationToken)
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{
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return Task.FromResult(0);
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}
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async void _timerProvider_TimerFired(object sender, GenericEventArgs<TimerInfo> e)
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{
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try
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{
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var cancellationTokenSource = new CancellationTokenSource();
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if (_activeRecordings.TryAdd(e.Argument.Id, cancellationTokenSource))
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{
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await RecordStream(e.Argument, cancellationTokenSource.Token).ConfigureAwait(false);
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}
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}
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catch (OperationCanceledException)
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{
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}
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catch (Exception ex)
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{
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_logger.ErrorException("Error recording stream", ex);
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}
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}
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private async Task RecordStream(TimerInfo timer, CancellationToken cancellationToken)
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{
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if (timer == null)
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{
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throw new ArgumentNullException("timer");
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}
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var mediaStreamInfo = await GetChannelStream(timer.ChannelId, null, CancellationToken.None);
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var duration = (timer.EndDate - DateTime.UtcNow).Add(TimeSpan.FromSeconds(timer.PostPaddingSeconds));
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HttpRequestOptions httpRequestOptions = new HttpRequestOptions()
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{
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Url = mediaStreamInfo.Path + "?duration=" + duration.TotalSeconds.ToString(CultureInfo.InvariantCulture)
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};
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var info = GetProgramInfoFromCache(timer.ChannelId, timer.ProgramId);
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var recordPath = RecordingPath;
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if (info.IsMovie)
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{
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recordPath = Path.Combine(recordPath, "Movies", RecordingHelper.RemoveSpecialCharacters(info.Name));
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}
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else
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{
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recordPath = Path.Combine(recordPath, "TV", RecordingHelper.RemoveSpecialCharacters(info.Name));
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}
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recordPath = Path.Combine(recordPath, RecordingHelper.GetRecordingName(timer, info));
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Directory.CreateDirectory(Path.GetDirectoryName(recordPath));
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var recording = _recordingProvider.GetAll().FirstOrDefault(x => string.Equals(x.ProgramId, info.Id, StringComparison.OrdinalIgnoreCase));
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if (recording == null)
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{
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recording = new RecordingInfo
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{
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ChannelId = info.ChannelId,
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Id = Guid.NewGuid().ToString("N"),
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StartDate = info.StartDate,
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EndDate = info.EndDate,
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Genres = info.Genres,
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IsKids = info.IsKids,
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IsLive = info.IsLive,
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IsMovie = info.IsMovie,
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IsHD = info.IsHD,
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IsNews = info.IsNews,
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IsPremiere = info.IsPremiere,
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IsSeries = info.IsSeries,
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IsSports = info.IsSports,
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IsRepeat = !info.IsPremiere,
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Name = info.Name,
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EpisodeTitle = info.EpisodeTitle,
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ProgramId = info.Id,
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HasImage = info.HasImage,
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ImagePath = info.ImagePath,
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ImageUrl = info.ImageUrl,
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OriginalAirDate = info.OriginalAirDate,
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Status = RecordingStatus.Scheduled,
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Overview = info.Overview,
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SeriesTimerId = timer.SeriesTimerId,
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TimerId = timer.Id,
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ShowId = info.ShowId
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};
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_recordingProvider.Add(recording);
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}
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recording.Path = recordPath;
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recording.Status = RecordingStatus.InProgress;
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_recordingProvider.Update(recording);
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try
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{
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httpRequestOptions.BufferContent = false;
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var durationToken = new CancellationTokenSource(duration);
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var linkedToken = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, durationToken.Token).Token;
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httpRequestOptions.CancellationToken = linkedToken;
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_logger.Info("Writing file to path: " + recordPath);
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using (var response = await _httpClient.SendAsync(httpRequestOptions, "GET"))
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{
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using (var output = File.Open(recordPath, FileMode.Create, FileAccess.Write, FileShare.Read))
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{
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await response.Content.CopyToAsync(output, 131072, linkedToken);
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}
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}
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recording.Status = RecordingStatus.Completed;
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_logger.Info("Recording completed");
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}
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|
catch (OperationCanceledException)
|
|
{
|
|
_logger.Info("Recording cancelled");
|
|
recording.Status = RecordingStatus.Completed;
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
_logger.ErrorException("Error recording", ex);
|
|
recording.Status = RecordingStatus.Error;
|
|
}
|
|
|
|
_recordingProvider.Update(recording);
|
|
_timerProvider.Delete(timer);
|
|
_logger.Info("Recording was a success");
|
|
}
|
|
|
|
private ProgramInfo GetProgramInfoFromCache(string channelId, string programId)
|
|
{
|
|
var epgData = GetEpgDataForChannel(channelId);
|
|
if (epgData.Any())
|
|
{
|
|
return epgData.FirstOrDefault(p => p.Id == programId);
|
|
}
|
|
return null;
|
|
}
|
|
|
|
private string RecordingPath
|
|
{
|
|
get
|
|
{
|
|
var path = GetConfiguration().RecordingPath;
|
|
|
|
return string.IsNullOrWhiteSpace(path)
|
|
? Path.Combine(DataPath, "recordings")
|
|
: path;
|
|
}
|
|
}
|
|
|
|
private LiveTvOptions GetConfiguration()
|
|
{
|
|
return _config.GetConfiguration<LiveTvOptions>("livetv");
|
|
}
|
|
|
|
private void UpdateTimersForSeriesTimer(SeriesTimerInfo seriesTimer)
|
|
{
|
|
List<ProgramInfo> epgData;
|
|
if (seriesTimer.RecordAnyChannel)
|
|
{
|
|
epgData = GetEpgDataForAllChannels();
|
|
}
|
|
else
|
|
{
|
|
epgData = GetEpgDataForChannel(seriesTimer.ChannelId);
|
|
}
|
|
|
|
var newTimers = GetTimersForSeries(seriesTimer, epgData, _recordingProvider.GetAll()).ToList();
|
|
|
|
var existingTimers = _timerProvider.GetAll()
|
|
.Where(i => string.Equals(i.SeriesTimerId, seriesTimer.Id, StringComparison.OrdinalIgnoreCase))
|
|
.ToList();
|
|
|
|
foreach (var timer in newTimers)
|
|
{
|
|
_timerProvider.AddOrUpdate(timer);
|
|
}
|
|
|
|
var newTimerIds = newTimers.Select(i => i.Id).ToList();
|
|
|
|
foreach (var timer in existingTimers)
|
|
{
|
|
if (!newTimerIds.Contains(timer.Id, StringComparer.OrdinalIgnoreCase))
|
|
{
|
|
CancelTimerInternal(timer.Id);
|
|
}
|
|
}
|
|
}
|
|
|
|
private IEnumerable<TimerInfo> GetTimersForSeries(SeriesTimerInfo seriesTimer, IEnumerable<ProgramInfo> allPrograms, IReadOnlyList<RecordingInfo> currentRecordings)
|
|
{
|
|
allPrograms = GetProgramsForSeries(seriesTimer, allPrograms);
|
|
|
|
var recordingShowIds = currentRecordings.Select(i => i.ShowId).ToList();
|
|
|
|
allPrograms = allPrograms.Where(epg => !recordingShowIds.Contains(epg.ShowId, StringComparer.OrdinalIgnoreCase));
|
|
|
|
return allPrograms.Select(i => RecordingHelper.CreateTimer(i, seriesTimer));
|
|
}
|
|
|
|
private IEnumerable<ProgramInfo> GetProgramsForSeries(SeriesTimerInfo seriesTimer, IEnumerable<ProgramInfo> allPrograms)
|
|
{
|
|
if (!seriesTimer.RecordAnyTime)
|
|
{
|
|
allPrograms = allPrograms.Where(epg => (seriesTimer.StartDate.TimeOfDay == epg.StartDate.TimeOfDay));
|
|
}
|
|
|
|
if (seriesTimer.RecordNewOnly)
|
|
{
|
|
allPrograms = allPrograms.Where(epg => !epg.IsRepeat);
|
|
}
|
|
|
|
if (!seriesTimer.RecordAnyChannel)
|
|
{
|
|
allPrograms = allPrograms.Where(epg => string.Equals(epg.ChannelId, seriesTimer.ChannelId, StringComparison.OrdinalIgnoreCase));
|
|
}
|
|
|
|
allPrograms = allPrograms.Where(epg => seriesTimer.Days.Contains(epg.StartDate.DayOfWeek));
|
|
|
|
return allPrograms.Where(epg => string.Equals(epg.SeriesId, seriesTimer.SeriesId, StringComparison.OrdinalIgnoreCase));
|
|
}
|
|
|
|
private string GetChannelEpgCachePath(string channelId)
|
|
{
|
|
return Path.Combine(DataPath, "epg", channelId + ".json");
|
|
}
|
|
|
|
private readonly object _epgLock = new object();
|
|
private void SaveEpgDataForChannel(string channelId, List<ProgramInfo> epgData)
|
|
{
|
|
var path = GetChannelEpgCachePath(channelId);
|
|
Directory.CreateDirectory(Path.GetDirectoryName(path));
|
|
lock (_epgLock)
|
|
{
|
|
_jsonSerializer.SerializeToFile(epgData, path);
|
|
}
|
|
}
|
|
private List<ProgramInfo> GetEpgDataForChannel(string channelId)
|
|
{
|
|
try
|
|
{
|
|
lock (_epgLock)
|
|
{
|
|
return _jsonSerializer.DeserializeFromFile<List<ProgramInfo>>(GetChannelEpgCachePath(channelId));
|
|
}
|
|
}
|
|
catch
|
|
{
|
|
return new List<ProgramInfo>();
|
|
}
|
|
}
|
|
private List<ProgramInfo> GetEpgDataForAllChannels()
|
|
{
|
|
List<ProgramInfo> channelEpg = new List<ProgramInfo>();
|
|
DirectoryInfo dir = new DirectoryInfo(Path.Combine(DataPath, "epg"));
|
|
List<string> channels = dir.GetFiles("*").Where(i => string.Equals(i.Extension, ".json", StringComparison.OrdinalIgnoreCase)).Select(f => f.Name).ToList();
|
|
foreach (var channel in channels)
|
|
{
|
|
channelEpg.AddRange(GetEpgDataForChannel(channel));
|
|
}
|
|
return channelEpg;
|
|
}
|
|
|
|
public void Dispose()
|
|
{
|
|
foreach (var pair in _activeRecordings.ToList())
|
|
{
|
|
pair.Value.Cancel();
|
|
}
|
|
}
|
|
}
|
|
}
|