jellyfin-server/MediaBrowser.Server.Implementations/LiveTv/LiveTvManager.cs
2014-05-27 17:17:48 -04:00

1686 lines
58 KiB
C#

using MediaBrowser.Common.Extensions;
using MediaBrowser.Common.IO;
using MediaBrowser.Common.ScheduledTasks;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Drawing;
using MediaBrowser.Controller.Dto;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.LiveTv;
using MediaBrowser.Controller.Persistence;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Controller.Sorting;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.LiveTv;
using MediaBrowser.Model.Logging;
using MediaBrowser.Model.Querying;
using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using MediaBrowser.Model.Serialization;
namespace MediaBrowser.Server.Implementations.LiveTv
{
/// <summary>
/// Class LiveTvManager
/// </summary>
public class LiveTvManager : ILiveTvManager, IDisposable
{
private readonly IServerConfigurationManager _config;
private readonly IFileSystem _fileSystem;
private readonly ILogger _logger;
private readonly IItemRepository _itemRepo;
private readonly IUserManager _userManager;
private readonly IUserDataManager _userDataManager;
private readonly ILibraryManager _libraryManager;
private readonly ITaskManager _taskManager;
private readonly IJsonSerializer _json;
private readonly LiveTvDtoService _tvDtoService;
private readonly List<ILiveTvService> _services = new List<ILiveTvService>();
private readonly ConcurrentDictionary<string, LiveStreamInfo> _openStreams =
new ConcurrentDictionary<string, LiveStreamInfo>();
private List<Guid> _channelIdList = new List<Guid>();
private Dictionary<Guid, LiveTvProgram> _programs = new Dictionary<Guid, LiveTvProgram>();
private readonly ConcurrentDictionary<Guid, bool> _refreshedPrograms = new ConcurrentDictionary<Guid, bool>();
private readonly SemaphoreSlim _refreshSemaphore = new SemaphoreSlim(1, 1);
public LiveTvManager(IServerConfigurationManager config, IFileSystem fileSystem, ILogger logger, IItemRepository itemRepo, IImageProcessor imageProcessor, IUserDataManager userDataManager, IDtoService dtoService, IUserManager userManager, ILibraryManager libraryManager, ITaskManager taskManager, IJsonSerializer json)
{
_config = config;
_fileSystem = fileSystem;
_logger = logger;
_itemRepo = itemRepo;
_userManager = userManager;
_libraryManager = libraryManager;
_taskManager = taskManager;
_json = json;
_userDataManager = userDataManager;
_tvDtoService = new LiveTvDtoService(dtoService, userDataManager, imageProcessor, logger, _itemRepo);
}
/// <summary>
/// Gets the services.
/// </summary>
/// <value>The services.</value>
public IReadOnlyList<ILiveTvService> Services
{
get { return _services; }
}
public ILiveTvService ActiveService { get; private set; }
/// <summary>
/// Adds the parts.
/// </summary>
/// <param name="services">The services.</param>
public void AddParts(IEnumerable<ILiveTvService> services)
{
_services.AddRange(services);
SetActiveService(_config.Configuration.LiveTvOptions.ActiveService);
}
private void SetActiveService(string name)
{
var service = _services.FirstOrDefault(i => string.Equals(i.Name, name, StringComparison.OrdinalIgnoreCase)) ??
_services.FirstOrDefault();
SetActiveService(service);
}
private void SetActiveService(ILiveTvService service)
{
if (ActiveService != null)
{
ActiveService.DataSourceChanged -= service_DataSourceChanged;
}
ActiveService = service;
if (service != null)
{
service.DataSourceChanged += service_DataSourceChanged;
}
}
void service_DataSourceChanged(object sender, EventArgs e)
{
_taskManager.CancelIfRunningAndQueue<RefreshChannelsScheduledTask>();
}
public async Task<QueryResult<ChannelInfoDto>> GetChannels(ChannelQuery query, CancellationToken cancellationToken)
{
var user = string.IsNullOrEmpty(query.UserId) ? null : _userManager.GetUserById(new Guid(query.UserId));
var channels = _channelIdList.Select(_libraryManager.GetItemById)
.Where(i => i != null)
.OfType<LiveTvChannel>();
if (user != null)
{
// Avoid implicitly captured closure
var currentUser = user;
channels = channels
.Where(i => i.IsParentalAllowed(currentUser))
.OrderBy(i =>
{
double number = 0;
if (!string.IsNullOrEmpty(i.Number))
{
double.TryParse(i.Number, out number);
}
return number;
});
if (query.IsFavorite.HasValue)
{
var val = query.IsFavorite.Value;
channels = channels
.Where(i => _userDataManager.GetUserData(user.Id, i.GetUserDataKey()).IsFavorite == val);
}
if (query.IsLiked.HasValue)
{
var val = query.IsLiked.Value;
channels = channels
.Where(i =>
{
var likes = _userDataManager.GetUserData(user.Id, i.GetUserDataKey()).Likes;
return likes.HasValue && likes.Value == val;
});
}
if (query.IsDisliked.HasValue)
{
var val = query.IsDisliked.Value;
channels = channels
.Where(i =>
{
var likes = _userDataManager.GetUserData(user.Id, i.GetUserDataKey()).Likes;
return likes.HasValue && likes.Value != val;
});
}
}
channels = channels.OrderBy(i =>
{
double number = 0;
if (!string.IsNullOrEmpty(i.Number))
{
double.TryParse(i.Number, out number);
}
return number;
}).ThenBy(i => i.Name);
var allChannels = channels.ToList();
IEnumerable<LiveTvChannel> allEnumerable = allChannels;
if (query.StartIndex.HasValue)
{
allEnumerable = allEnumerable.Skip(query.StartIndex.Value);
}
if (query.Limit.HasValue)
{
allEnumerable = allEnumerable.Take(query.Limit.Value);
}
var returnList = new List<ChannelInfoDto>();
foreach (var channel in allEnumerable)
{
var currentProgram = await GetCurrentProgram(channel.ExternalId, cancellationToken).ConfigureAwait(false);
returnList.Add(_tvDtoService.GetChannelInfoDto(channel, currentProgram, user));
}
var result = new QueryResult<ChannelInfoDto>
{
Items = returnList.ToArray(),
TotalRecordCount = allChannels.Count
};
return result;
}
public LiveTvChannel GetInternalChannel(string id)
{
return GetInternalChannel(new Guid(id));
}
private LiveTvChannel GetInternalChannel(Guid id)
{
return _libraryManager.GetItemById(id) as LiveTvChannel;
}
public async Task<LiveTvProgram> GetInternalProgram(string id, CancellationToken cancellationToken)
{
var guid = new Guid(id);
LiveTvProgram obj = null;
_programs.TryGetValue(guid, out obj);
if (obj != null)
{
await RefreshIfNeeded(obj, cancellationToken).ConfigureAwait(false);
}
return obj;
}
private async Task RefreshIfNeeded(IEnumerable<LiveTvProgram> programs, CancellationToken cancellationToken)
{
foreach (var program in programs)
{
await RefreshIfNeeded(program, cancellationToken).ConfigureAwait(false);
}
}
private async Task RefreshIfNeeded(LiveTvProgram program, CancellationToken cancellationToken)
{
if (_refreshedPrograms.ContainsKey(program.Id))
{
return;
}
await program.RefreshMetadata(cancellationToken).ConfigureAwait(false);
_refreshedPrograms.TryAdd(program.Id, true);
}
public async Task<ILiveTvRecording> GetInternalRecording(string id, CancellationToken cancellationToken)
{
var service = ActiveService;
var recordings = await service.GetRecordingsAsync(cancellationToken).ConfigureAwait(false);
var recording = recordings.FirstOrDefault(i => _tvDtoService.GetInternalRecordingId(service.Name, i.Id) == new Guid(id));
return await GetRecording(recording, service.Name, cancellationToken).ConfigureAwait(false);
}
private readonly SemaphoreSlim _liveStreamSemaphore = new SemaphoreSlim(1, 1);
public async Task<LiveStreamInfo> GetRecordingStream(string id, CancellationToken cancellationToken)
{
await _liveStreamSemaphore.WaitAsync(cancellationToken).ConfigureAwait(false);
try
{
var service = ActiveService;
var recordings = await service.GetRecordingsAsync(cancellationToken).ConfigureAwait(false);
var recording = recordings.First(i => _tvDtoService.GetInternalRecordingId(service.Name, i.Id) == new Guid(id));
var result = await service.GetRecordingStream(recording.Id, cancellationToken).ConfigureAwait(false);
_logger.Debug("Live stream info: " + _json.SerializeToString(result));
if (!string.IsNullOrEmpty(result.Id))
{
_openStreams.AddOrUpdate(result.Id, result, (key, info) => result);
}
return result;
}
catch (Exception ex)
{
_logger.ErrorException("Error getting recording stream", ex);
throw;
}
finally
{
_liveStreamSemaphore.Release();
}
}
public async Task<LiveStreamInfo> GetChannelStream(string id, CancellationToken cancellationToken)
{
await _liveStreamSemaphore.WaitAsync(cancellationToken).ConfigureAwait(false);
try
{
var service = ActiveService;
var channel = GetInternalChannel(id);
_logger.Info("Opening channel stream from {0}, external channel Id: {1}", service.Name, channel.ExternalId);
var result = await service.GetChannelStream(channel.ExternalId, cancellationToken).ConfigureAwait(false);
_logger.Debug("Live stream info: " + _json.SerializeToString(result));
if (!string.IsNullOrEmpty(result.Id))
{
_openStreams.AddOrUpdate(result.Id, result, (key, info) => result);
}
return result;
}
catch (Exception ex)
{
_logger.ErrorException("Error getting channel stream", ex);
throw;
}
finally
{
_liveStreamSemaphore.Release();
}
}
private async Task<LiveTvChannel> GetChannel(ChannelInfo channelInfo, string serviceName, CancellationToken cancellationToken)
{
var path = Path.Combine(_config.ApplicationPaths.ItemsByNamePath, "tvchannels", _fileSystem.GetValidFilename(channelInfo.Name));
var fileInfo = new DirectoryInfo(path);
var isNew = false;
if (!fileInfo.Exists)
{
_logger.Debug("Creating directory {0}", path);
Directory.CreateDirectory(path);
fileInfo = new DirectoryInfo(path);
if (!fileInfo.Exists)
{
throw new IOException("Path not created: " + path);
}
isNew = true;
}
var id = _tvDtoService.GetInternalChannelId(serviceName, channelInfo.Id);
var item = _itemRepo.RetrieveItem(id) as LiveTvChannel;
if (item == null)
{
item = new LiveTvChannel
{
Name = channelInfo.Name,
Id = id,
DateCreated = _fileSystem.GetCreationTimeUtc(fileInfo),
DateModified = _fileSystem.GetLastWriteTimeUtc(fileInfo),
Path = path
};
isNew = true;
}
item.ChannelType = channelInfo.ChannelType;
item.ProviderImageUrl = channelInfo.ImageUrl;
item.HasProviderImage = channelInfo.HasImage;
item.ProviderImagePath = channelInfo.ImagePath;
item.ExternalId = channelInfo.Id;
item.ServiceName = serviceName;
item.Number = channelInfo.Number;
if (string.IsNullOrEmpty(item.Name))
{
item.Name = channelInfo.Name;
}
await item.RefreshMetadata(new MetadataRefreshOptions
{
ForceSave = isNew
}, cancellationToken);
return item;
}
private LiveTvProgram GetProgram(ProgramInfo info, ChannelType channelType, string serviceName, CancellationToken cancellationToken)
{
var id = _tvDtoService.GetInternalProgramId(serviceName, info.Id);
var item = _itemRepo.RetrieveItem(id) as LiveTvProgram;
if (item == null)
{
item = new LiveTvProgram
{
Name = info.Name,
Id = id,
DateCreated = DateTime.UtcNow,
DateModified = DateTime.UtcNow
};
}
item.ChannelType = channelType;
item.ServiceName = serviceName;
item.Audio = info.Audio;
item.ExternalChannelId = info.ChannelId;
item.CommunityRating = info.CommunityRating;
item.EndDate = info.EndDate;
item.EpisodeTitle = info.EpisodeTitle;
item.ExternalId = info.Id;
item.Genres = info.Genres;
item.HasProviderImage = info.HasImage;
item.IsHD = info.IsHD;
item.IsKids = info.IsKids;
item.IsLive = info.IsLive;
item.IsMovie = info.IsMovie;
item.IsNews = info.IsNews;
item.IsPremiere = info.IsPremiere;
item.IsRepeat = info.IsRepeat;
item.IsSeries = info.IsSeries;
item.IsSports = info.IsSports;
item.Name = info.Name;
item.OfficialRating = info.OfficialRating;
item.Overview = info.Overview;
item.PremiereDate = info.OriginalAirDate;
item.ProviderImagePath = info.ImagePath;
item.ProviderImageUrl = info.ImageUrl;
item.RunTimeTicks = (info.EndDate - info.StartDate).Ticks;
item.StartDate = info.StartDate;
return item;
}
private async Task<ILiveTvRecording> GetRecording(RecordingInfo info, string serviceName, CancellationToken cancellationToken)
{
var isNew = false;
var id = _tvDtoService.GetInternalRecordingId(serviceName, info.Id);
var item = _itemRepo.RetrieveItem(id) as ILiveTvRecording;
if (item == null)
{
if (info.ChannelType == ChannelType.TV)
{
item = new LiveTvVideoRecording
{
Name = info.Name,
Id = id,
DateCreated = DateTime.UtcNow,
DateModified = DateTime.UtcNow,
VideoType = VideoType.VideoFile
};
}
else
{
item = new LiveTvAudioRecording
{
Name = info.Name,
Id = id,
DateCreated = DateTime.UtcNow,
DateModified = DateTime.UtcNow
};
}
if (!string.IsNullOrEmpty(info.Path))
{
item.Path = info.Path;
}
else if (!string.IsNullOrEmpty(info.Url))
{
item.Path = info.Url;
}
isNew = true;
}
item.RecordingInfo = info;
item.ServiceName = serviceName;
await item.RefreshMetadata(new MetadataRefreshOptions
{
ForceSave = isNew
}, cancellationToken);
_libraryManager.RegisterItem((BaseItem)item);
return item;
}
private LiveTvChannel GetChannel(LiveTvProgram program)
{
var programChannelId = program.ExternalChannelId;
if (string.IsNullOrWhiteSpace(programChannelId)) return null;
var internalProgramChannelId = _tvDtoService.GetInternalChannelId(program.ServiceName, programChannelId);
return GetInternalChannel(internalProgramChannelId);
}
public async Task<ProgramInfoDto> GetProgram(string id, CancellationToken cancellationToken, User user = null)
{
var program = await GetInternalProgram(id, cancellationToken).ConfigureAwait(false);
var channel = GetChannel(program);
var dto = _tvDtoService.GetProgramInfoDto(program, channel, user);
await AddRecordingInfo(new[] { dto }, cancellationToken).ConfigureAwait(false);
return dto;
}
public async Task<QueryResult<ProgramInfoDto>> GetPrograms(ProgramQuery query, CancellationToken cancellationToken)
{
IEnumerable<LiveTvProgram> programs = _programs.Values;
if (query.MinEndDate.HasValue)
{
var val = query.MinEndDate.Value;
programs = programs.Where(i => i.EndDate.HasValue && i.EndDate.Value >= val);
}
if (query.MinStartDate.HasValue)
{
var val = query.MinStartDate.Value;
programs = programs.Where(i => i.StartDate >= val);
}
if (query.MaxEndDate.HasValue)
{
var val = query.MaxEndDate.Value;
programs = programs.Where(i => i.EndDate.HasValue && i.EndDate.Value <= val);
}
if (query.MaxStartDate.HasValue)
{
var val = query.MaxStartDate.Value;
programs = programs.Where(i => i.StartDate <= val);
}
if (query.ChannelIdList.Length > 0)
{
var guids = query.ChannelIdList.Select(i => new Guid(i)).ToList();
var serviceName = ActiveService.Name;
programs = programs.Where(i =>
{
var programChannelId = i.ExternalChannelId;
var internalProgramChannelId = _tvDtoService.GetInternalChannelId(serviceName, programChannelId);
return guids.Contains(internalProgramChannelId);
});
}
var user = string.IsNullOrEmpty(query.UserId) ? null : _userManager.GetUserById(new Guid(query.UserId));
if (user != null)
{
// Avoid implicitly captured closure
var currentUser = user;
programs = programs.Where(i => i.IsParentalAllowed(currentUser));
}
var programList = programs.ToList();
var returnArray = programList
.Select(i =>
{
var channel = GetChannel(i);
return _tvDtoService.GetProgramInfoDto(i, channel, user);
})
.ToArray();
await RefreshIfNeeded(programList, cancellationToken).ConfigureAwait(false);
await AddRecordingInfo(returnArray, cancellationToken).ConfigureAwait(false);
var result = new QueryResult<ProgramInfoDto>
{
Items = returnArray,
TotalRecordCount = returnArray.Length
};
return result;
}
public async Task<QueryResult<ProgramInfoDto>> GetRecommendedPrograms(RecommendedProgramQuery query, CancellationToken cancellationToken)
{
IEnumerable<LiveTvProgram> programs = _programs.Values;
var user = _userManager.GetUserById(new Guid(query.UserId));
// Avoid implicitly captured closure
var currentUser = user;
programs = programs.Where(i => i.IsParentalAllowed(currentUser));
if (query.IsAiring.HasValue)
{
var val = query.IsAiring.Value;
programs = programs.Where(i => i.IsAiring == val);
}
if (query.HasAired.HasValue)
{
var val = query.HasAired.Value;
programs = programs.Where(i => i.HasAired == val);
}
var serviceName = ActiveService.Name;
var programList = programs.ToList();
var genres = programList.SelectMany(i => i.Genres)
.Distinct(StringComparer.OrdinalIgnoreCase)
.Select(i => _libraryManager.GetGenre(i))
.ToDictionary(i => i.Name, StringComparer.OrdinalIgnoreCase);
programs = programList.OrderBy(i => i.HasImage(ImageType.Primary) ? 0 : 1)
.ThenByDescending(i => GetRecommendationScore(i, user.Id, serviceName, genres))
.ThenBy(i => i.StartDate);
if (query.Limit.HasValue)
{
programs = programs.Take(query.Limit.Value)
.OrderBy(i => i.StartDate);
}
programList = programs.ToList();
await RefreshIfNeeded(programList, cancellationToken).ConfigureAwait(false);
var returnArray = programList
.Select(i =>
{
var channel = GetChannel(i);
return _tvDtoService.GetProgramInfoDto(i, channel, user);
})
.ToArray();
await AddRecordingInfo(returnArray, cancellationToken).ConfigureAwait(false);
var result = new QueryResult<ProgramInfoDto>
{
Items = returnArray,
TotalRecordCount = returnArray.Length
};
return result;
}
private int GetRecommendationScore(LiveTvProgram program, Guid userId, string serviceName, Dictionary<string, Genre> genres)
{
var score = 0;
if (program.IsLive)
{
score++;
}
if (program.IsSeries && !program.IsRepeat)
{
score++;
}
var internalChannelId = _tvDtoService.GetInternalChannelId(serviceName, program.ExternalChannelId);
var channel = GetInternalChannel(internalChannelId);
var channelUserdata = _userDataManager.GetUserData(userId, channel.GetUserDataKey());
if ((channelUserdata.Likes ?? false))
{
score += 2;
}
else if (!(channelUserdata.Likes ?? true))
{
score -= 2;
}
if (channelUserdata.IsFavorite)
{
score += 3;
}
score += GetGenreScore(program.Genres, userId, genres);
return score;
}
private int GetGenreScore(IEnumerable<string> programGenres, Guid userId, Dictionary<string, Genre> genres)
{
return programGenres.Select(i =>
{
var score = 0;
Genre genre;
if (genres.TryGetValue(i, out genre))
{
var genreUserdata = _userDataManager.GetUserData(userId, genre.GetUserDataKey());
if ((genreUserdata.Likes ?? false))
{
score++;
}
else if (!(genreUserdata.Likes ?? true))
{
score--;
}
if (genreUserdata.IsFavorite)
{
score += 2;
}
}
return score;
}).Sum();
}
private async Task AddRecordingInfo(IEnumerable<ProgramInfoDto> programs, CancellationToken cancellationToken)
{
var timers = await ActiveService.GetTimersAsync(cancellationToken).ConfigureAwait(false);
var timerList = timers.ToList();
foreach (var program in programs)
{
var timer = timerList.FirstOrDefault(i => string.Equals(i.ProgramId, program.ExternalId, StringComparison.OrdinalIgnoreCase));
if (timer != null)
{
program.TimerId = _tvDtoService.GetInternalTimerId(program.ServiceName, timer.Id)
.ToString("N");
if (!string.IsNullOrEmpty(timer.SeriesTimerId))
{
program.SeriesTimerId = _tvDtoService.GetInternalSeriesTimerId(program.ServiceName, timer.SeriesTimerId)
.ToString("N");
}
}
}
}
internal async Task RefreshChannels(IProgress<double> progress, CancellationToken cancellationToken)
{
await _refreshSemaphore.WaitAsync(cancellationToken).ConfigureAwait(false);
try
{
await RefreshChannelsInternal(progress, cancellationToken).ConfigureAwait(false);
}
finally
{
_refreshSemaphore.Release();
}
}
private async Task RefreshChannelsInternal(IProgress<double> progress, CancellationToken cancellationToken)
{
// Avoid implicitly captured closure
var service = ActiveService;
if (service == null)
{
progress.Report(100);
return;
}
progress.Report(10);
var allChannels = await GetChannels(service, cancellationToken).ConfigureAwait(false);
var allChannelsList = allChannels.ToList();
var list = new List<LiveTvChannel>();
var numComplete = 0;
foreach (var channelInfo in allChannelsList)
{
cancellationToken.ThrowIfCancellationRequested();
try
{
var item = await GetChannel(channelInfo.Item2, channelInfo.Item1, cancellationToken).ConfigureAwait(false);
list.Add(item);
_libraryManager.RegisterItem(item);
}
catch (OperationCanceledException)
{
throw;
}
catch (Exception ex)
{
_logger.ErrorException("Error getting channel information for {0}", ex, channelInfo.Item2.Name);
}
numComplete++;
double percent = numComplete;
percent /= allChannelsList.Count;
progress.Report(5 * percent + 10);
}
_channelIdList = list.Select(i => i.Id).ToList();
progress.Report(15);
numComplete = 0;
var programs = new List<LiveTvProgram>();
var guideDays = GetGuideDays(list.Count);
cancellationToken.ThrowIfCancellationRequested();
foreach (var item in list)
{
cancellationToken.ThrowIfCancellationRequested();
// Avoid implicitly captured closure
var currentChannel = item;
try
{
var start = DateTime.UtcNow.AddHours(-1);
var end = start.AddDays(guideDays);
var channelPrograms = await service.GetProgramsAsync(currentChannel.ExternalId, start, end, cancellationToken).ConfigureAwait(false);
var programEntities = channelPrograms.Select(program => GetProgram(program, currentChannel.ChannelType, service.Name, cancellationToken));
programs.AddRange(programEntities);
}
catch (OperationCanceledException)
{
throw;
}
catch (Exception ex)
{
_logger.ErrorException("Error getting programs for channel {0}", ex, currentChannel.Name);
}
numComplete++;
double percent = numComplete;
percent /= allChannelsList.Count;
progress.Report(80 * percent + 10);
}
_programs = programs.ToDictionary(i => i.Id);
_refreshedPrograms.Clear();
progress.Report(90);
// Load these now which will prefetch metadata
await GetRecordings(new RecordingQuery(), cancellationToken).ConfigureAwait(false);
progress.Report(100);
}
public async Task CleanDatabase(IProgress<double> progress, CancellationToken cancellationToken)
{
var service = ActiveService;
if (service == null)
{
progress.Report(100);
return;
}
await _refreshSemaphore.WaitAsync(cancellationToken).ConfigureAwait(false);
try
{
await DeleteOldPrograms(_programs.Keys.ToList(), progress, cancellationToken).ConfigureAwait(false);
}
finally
{
_refreshSemaphore.Release();
}
}
private async Task DeleteOldPrograms(List<Guid> currentIdList, IProgress<double> progress, CancellationToken cancellationToken)
{
var list = _itemRepo.GetItemsOfType(typeof(LiveTvProgram)).ToList();
var numComplete = 0;
foreach (var program in list)
{
cancellationToken.ThrowIfCancellationRequested();
if (!currentIdList.Contains(program.Id))
{
await _libraryManager.DeleteItem(program).ConfigureAwait(false);
}
numComplete++;
double percent = numComplete;
percent /= list.Count;
progress.Report(100 * percent);
}
}
private double GetGuideDays(int channelCount)
{
if (_config.Configuration.LiveTvOptions.GuideDays.HasValue)
{
return _config.Configuration.LiveTvOptions.GuideDays.Value;
}
var programsPerDay = channelCount * 48;
const int maxPrograms = 24000;
var days = Math.Round(((double)maxPrograms) / programsPerDay);
// No less than 2, no more than 7
return Math.Max(2, Math.Min(days, 7));
}
private async Task<IEnumerable<Tuple<string, ChannelInfo>>> GetChannels(ILiveTvService service, CancellationToken cancellationToken)
{
var channels = await service.GetChannelsAsync(cancellationToken).ConfigureAwait(false);
return channels.Select(i => new Tuple<string, ChannelInfo>(service.Name, i));
}
public async Task<QueryResult<RecordingInfoDto>> GetRecordings(RecordingQuery query, CancellationToken cancellationToken)
{
var service = ActiveService;
var user = string.IsNullOrEmpty(query.UserId) ? null : _userManager.GetUserById(new Guid(query.UserId));
var recordings = await service.GetRecordingsAsync(cancellationToken).ConfigureAwait(false);
if (!string.IsNullOrEmpty(query.ChannelId))
{
var guid = new Guid(query.ChannelId);
var currentServiceName = service.Name;
recordings = recordings
.Where(i => _tvDtoService.GetInternalChannelId(currentServiceName, i.ChannelId) == guid);
}
if (!string.IsNullOrEmpty(query.Id))
{
var guid = new Guid(query.Id);
var currentServiceName = service.Name;
recordings = recordings
.Where(i => _tvDtoService.GetInternalRecordingId(currentServiceName, i.Id) == guid);
}
if (!string.IsNullOrEmpty(query.GroupId))
{
var guid = new Guid(query.GroupId);
recordings = recordings.Where(i => GetRecordingGroupIds(i).Contains(guid));
}
if (query.IsInProgress.HasValue)
{
var val = query.IsInProgress.Value;
recordings = recordings.Where(i => (i.Status == RecordingStatus.InProgress) == val);
}
if (query.Status.HasValue)
{
var val = query.Status.Value;
recordings = recordings.Where(i => (i.Status == val));
}
if (!string.IsNullOrEmpty(query.SeriesTimerId))
{
var guid = new Guid(query.SeriesTimerId);
var currentServiceName = service.Name;
recordings = recordings
.Where(i => _tvDtoService.GetInternalSeriesTimerId(currentServiceName, i.SeriesTimerId) == guid);
}
recordings = recordings.OrderByDescending(i => i.StartDate);
IEnumerable<ILiveTvRecording> entities = await GetEntities(recordings, service.Name, cancellationToken).ConfigureAwait(false);
if (user != null)
{
var currentUser = user;
entities = entities.Where(i => i.IsParentalAllowed(currentUser));
}
var entityList = entities.ToList();
entities = entityList;
if (query.StartIndex.HasValue)
{
entities = entities.Skip(query.StartIndex.Value);
}
if (query.Limit.HasValue)
{
entities = entities.Take(query.Limit.Value);
}
var returnArray = entities
.Select(i =>
{
var channel = string.IsNullOrEmpty(i.RecordingInfo.ChannelId) ? null : GetInternalChannel(_tvDtoService.GetInternalChannelId(service.Name, i.RecordingInfo.ChannelId));
return _tvDtoService.GetRecordingInfoDto(i, channel, service, user);
})
.ToArray();
return new QueryResult<RecordingInfoDto>
{
Items = returnArray,
TotalRecordCount = entityList.Count
};
}
private Task<ILiveTvRecording[]> GetEntities(IEnumerable<RecordingInfo> recordings, string serviceName, CancellationToken cancellationToken)
{
var tasks = recordings.Select(i => GetRecording(i, serviceName, cancellationToken));
return Task.WhenAll(tasks);
}
private IEnumerable<ILiveTvService> GetServices(string serviceName, string channelId)
{
IEnumerable<ILiveTvService> services = _services;
if (string.IsNullOrEmpty(serviceName) && !string.IsNullOrEmpty(channelId))
{
var channel = GetInternalChannel(channelId);
if (channel != null)
{
serviceName = channel.ServiceName;
}
}
if (!string.IsNullOrEmpty(serviceName))
{
services = services.Where(i => string.Equals(i.Name, serviceName, StringComparison.OrdinalIgnoreCase));
}
return services;
}
public async Task<QueryResult<TimerInfoDto>> GetTimers(TimerQuery query, CancellationToken cancellationToken)
{
var service = ActiveService;
var timers = await service.GetTimersAsync(cancellationToken).ConfigureAwait(false);
if (!string.IsNullOrEmpty(query.ChannelId))
{
var guid = new Guid(query.ChannelId);
timers = timers.Where(i => guid == _tvDtoService.GetInternalChannelId(service.Name, i.ChannelId));
}
if (!string.IsNullOrEmpty(query.SeriesTimerId))
{
var guid = new Guid(query.SeriesTimerId);
var currentServiceName = service.Name;
timers = timers
.Where(i => _tvDtoService.GetInternalSeriesTimerId(currentServiceName, i.SeriesTimerId) == guid);
}
var returnList = new List<TimerInfoDto>();
foreach (var i in timers)
{
var program = string.IsNullOrEmpty(i.ProgramId) ?
null :
await GetInternalProgram(_tvDtoService.GetInternalProgramId(service.Name, i.ProgramId).ToString("N"), cancellationToken).ConfigureAwait(false);
var channel = string.IsNullOrEmpty(i.ChannelId) ? null : GetInternalChannel(_tvDtoService.GetInternalChannelId(service.Name, i.ChannelId));
returnList.Add(_tvDtoService.GetTimerInfoDto(i, service, program, channel));
}
var returnArray = returnList
.OrderBy(i => i.StartDate)
.ToArray();
return new QueryResult<TimerInfoDto>
{
Items = returnArray,
TotalRecordCount = returnArray.Length
};
}
public async Task DeleteRecording(string recordingId)
{
var recording = await GetRecording(recordingId, CancellationToken.None).ConfigureAwait(false);
if (recording == null)
{
throw new ResourceNotFoundException(string.Format("Recording with Id {0} not found", recordingId));
}
var service = GetServices(recording.ServiceName, null)
.First();
await service.DeleteRecordingAsync(recording.ExternalId, CancellationToken.None).ConfigureAwait(false);
}
public async Task CancelTimer(string id)
{
var timer = await GetTimer(id, CancellationToken.None).ConfigureAwait(false);
if (timer == null)
{
throw new ResourceNotFoundException(string.Format("Timer with Id {0} not found", id));
}
var service = GetServices(timer.ServiceName, null)
.First();
await service.CancelTimerAsync(timer.ExternalId, CancellationToken.None).ConfigureAwait(false);
}
public async Task CancelSeriesTimer(string id)
{
var timer = await GetSeriesTimer(id, CancellationToken.None).ConfigureAwait(false);
if (timer == null)
{
throw new ResourceNotFoundException(string.Format("Timer with Id {0} not found", id));
}
var service = GetServices(timer.ServiceName, null)
.First();
await service.CancelSeriesTimerAsync(timer.ExternalId, CancellationToken.None).ConfigureAwait(false);
}
public async Task<RecordingInfoDto> GetRecording(string id, CancellationToken cancellationToken, User user = null)
{
var results = await GetRecordings(new RecordingQuery
{
UserId = user == null ? null : user.Id.ToString("N"),
Id = id
}, cancellationToken).ConfigureAwait(false);
return results.Items.FirstOrDefault();
}
public async Task<TimerInfoDto> GetTimer(string id, CancellationToken cancellationToken)
{
var results = await GetTimers(new TimerQuery(), cancellationToken).ConfigureAwait(false);
return results.Items.FirstOrDefault(i => string.Equals(i.Id, id, StringComparison.CurrentCulture));
}
public async Task<SeriesTimerInfoDto> GetSeriesTimer(string id, CancellationToken cancellationToken)
{
var results = await GetSeriesTimers(new SeriesTimerQuery(), cancellationToken).ConfigureAwait(false);
return results.Items.FirstOrDefault(i => string.Equals(i.Id, id, StringComparison.CurrentCulture));
}
public async Task<QueryResult<SeriesTimerInfoDto>> GetSeriesTimers(SeriesTimerQuery query, CancellationToken cancellationToken)
{
var service = ActiveService;
var timers = await service.GetSeriesTimersAsync(cancellationToken).ConfigureAwait(false);
if (string.Equals(query.SortBy, "Priority", StringComparison.OrdinalIgnoreCase))
{
timers = query.SortOrder == SortOrder.Descending ?
timers.OrderBy(i => i.Priority).ThenByStringDescending(i => i.Name) :
timers.OrderByDescending(i => i.Priority).ThenByString(i => i.Name);
}
else
{
timers = query.SortOrder == SortOrder.Descending ?
timers.OrderByStringDescending(i => i.Name) :
timers.OrderByString(i => i.Name);
}
var returnArray = timers
.Select(i =>
{
string channelName = null;
if (!string.IsNullOrEmpty(i.ChannelId))
{
var internalChannelId = _tvDtoService.GetInternalChannelId(service.Name, i.ChannelId);
var channel = GetInternalChannel(internalChannelId);
channelName = channel == null ? null : channel.Name;
}
return _tvDtoService.GetSeriesTimerInfoDto(i, service, channelName);
})
.ToArray();
return new QueryResult<SeriesTimerInfoDto>
{
Items = returnArray,
TotalRecordCount = returnArray.Length
};
}
public async Task<ChannelInfoDto> GetChannel(string id, CancellationToken cancellationToken, User user = null)
{
var channel = GetInternalChannel(id);
var currentProgram = await GetCurrentProgram(channel.ExternalId, cancellationToken).ConfigureAwait(false);
var dto = _tvDtoService.GetChannelInfoDto(channel, currentProgram, user);
return dto;
}
private async Task<LiveTvProgram> GetCurrentProgram(string externalChannelId, CancellationToken cancellationToken)
{
var now = DateTime.UtcNow;
var program = _programs.Values
.Where(i => string.Equals(externalChannelId, i.ExternalChannelId, StringComparison.OrdinalIgnoreCase))
.OrderBy(i => i.StartDate)
.SkipWhile(i => now >= (i.EndDate ?? DateTime.MinValue))
.FirstOrDefault();
if (program != null)
{
await RefreshIfNeeded(program, cancellationToken).ConfigureAwait(false);
}
return program;
}
private async Task<SeriesTimerInfo> GetNewTimerDefaultsInternal(CancellationToken cancellationToken, LiveTvProgram program = null)
{
ProgramInfo programInfo = null;
if (program != null)
{
programInfo = new ProgramInfo
{
Audio = program.Audio,
ChannelId = program.ExternalChannelId,
CommunityRating = program.CommunityRating,
EndDate = program.EndDate ?? DateTime.MinValue,
EpisodeTitle = program.EpisodeTitle,
Genres = program.Genres,
HasImage = program.HasProviderImage,
Id = program.ExternalId,
IsHD = program.IsHD,
IsKids = program.IsKids,
IsLive = program.IsLive,
IsMovie = program.IsMovie,
IsNews = program.IsNews,
IsPremiere = program.IsPremiere,
IsRepeat = program.IsRepeat,
IsSeries = program.IsSeries,
IsSports = program.IsSports,
OriginalAirDate = program.PremiereDate,
Overview = program.Overview,
StartDate = program.StartDate,
ImagePath = program.ProviderImagePath,
ImageUrl = program.ProviderImageUrl,
Name = program.Name,
OfficialRating = program.OfficialRating
};
}
var info = await ActiveService.GetNewTimerDefaultsAsync(cancellationToken, programInfo).ConfigureAwait(false);
info.Id = null;
return info;
}
public async Task<SeriesTimerInfoDto> GetNewTimerDefaults(CancellationToken cancellationToken)
{
var info = await GetNewTimerDefaultsInternal(cancellationToken).ConfigureAwait(false);
var obj = _tvDtoService.GetSeriesTimerInfoDto(info, ActiveService, null);
return obj;
}
public async Task<SeriesTimerInfoDto> GetNewTimerDefaults(string programId, CancellationToken cancellationToken)
{
var program = await GetInternalProgram(programId, cancellationToken).ConfigureAwait(false);
var programDto = await GetProgram(programId, cancellationToken).ConfigureAwait(false);
var defaults = await GetNewTimerDefaultsInternal(cancellationToken, program).ConfigureAwait(false);
var info = _tvDtoService.GetSeriesTimerInfoDto(defaults, ActiveService, null);
info.Days = new List<DayOfWeek>
{
program.StartDate.ToLocalTime().DayOfWeek
};
info.DayPattern = _tvDtoService.GetDayPattern(info.Days);
info.Name = program.Name;
info.ChannelId = programDto.ChannelId;
info.ChannelName = programDto.ChannelName;
info.StartDate = program.StartDate;
info.Name = program.Name;
info.Overview = program.Overview;
info.ProgramId = programDto.Id;
info.ExternalProgramId = programDto.ExternalId;
if (program.EndDate.HasValue)
{
info.EndDate = program.EndDate.Value;
}
return info;
}
public async Task CreateTimer(TimerInfoDto timer, CancellationToken cancellationToken)
{
var service = string.IsNullOrEmpty(timer.ServiceName) ? ActiveService : GetServices(timer.ServiceName, null).First();
var info = await _tvDtoService.GetTimerInfo(timer, true, this, cancellationToken).ConfigureAwait(false);
// Set priority from default values
var defaultValues = await service.GetNewTimerDefaultsAsync(cancellationToken).ConfigureAwait(false);
info.Priority = defaultValues.Priority;
await service.CreateTimerAsync(info, cancellationToken).ConfigureAwait(false);
}
public async Task CreateSeriesTimer(SeriesTimerInfoDto timer, CancellationToken cancellationToken)
{
var service = string.IsNullOrEmpty(timer.ServiceName) ? ActiveService : GetServices(timer.ServiceName, null).First();
var info = await _tvDtoService.GetSeriesTimerInfo(timer, true, this, cancellationToken).ConfigureAwait(false);
// Set priority from default values
var defaultValues = await service.GetNewTimerDefaultsAsync(cancellationToken).ConfigureAwait(false);
info.Priority = defaultValues.Priority;
await service.CreateSeriesTimerAsync(info, cancellationToken).ConfigureAwait(false);
}
public async Task UpdateTimer(TimerInfoDto timer, CancellationToken cancellationToken)
{
var info = await _tvDtoService.GetTimerInfo(timer, false, this, cancellationToken).ConfigureAwait(false);
var service = string.IsNullOrEmpty(timer.ServiceName) ? ActiveService : GetServices(timer.ServiceName, null).First();
await service.UpdateTimerAsync(info, cancellationToken).ConfigureAwait(false);
}
public async Task UpdateSeriesTimer(SeriesTimerInfoDto timer, CancellationToken cancellationToken)
{
var info = await _tvDtoService.GetSeriesTimerInfo(timer, false, this, cancellationToken).ConfigureAwait(false);
var service = string.IsNullOrEmpty(timer.ServiceName) ? ActiveService : GetServices(timer.ServiceName, null).First();
await service.UpdateSeriesTimerAsync(info, cancellationToken).ConfigureAwait(false);
}
private IEnumerable<string> GetRecordingGroupNames(RecordingInfo recording)
{
var list = new List<string>();
if (recording.IsSeries)
{
list.Add(recording.Name);
}
if (recording.IsKids)
{
list.Add("Kids");
}
if (recording.IsMovie)
{
list.Add("Movies");
}
if (recording.IsNews)
{
list.Add("News");
}
if (recording.IsSports)
{
list.Add("Sports");
}
if (!recording.IsSports && !recording.IsNews && !recording.IsMovie && !recording.IsKids && !recording.IsSeries)
{
list.Add("Others");
}
return list;
}
private List<Guid> GetRecordingGroupIds(RecordingInfo recording)
{
return GetRecordingGroupNames(recording).Select(i => i.ToLower()
.GetMD5())
.ToList();
}
public async Task<QueryResult<RecordingGroupDto>> GetRecordingGroups(RecordingGroupQuery query, CancellationToken cancellationToken)
{
var recordingResult = await GetRecordings(new RecordingQuery
{
UserId = query.UserId
}, cancellationToken).ConfigureAwait(false);
var recordings = recordingResult.Items;
var groups = new List<RecordingGroupDto>();
var series = recordings
.Where(i => i.IsSeries)
.ToLookup(i => i.Name, StringComparer.OrdinalIgnoreCase)
.ToList();
groups.AddRange(series.OrderByString(i => i.Key).Select(i => new RecordingGroupDto
{
Name = i.Key,
RecordingCount = i.Count()
}));
groups.Add(new RecordingGroupDto
{
Name = "Kids",
RecordingCount = recordings.Count(i => i.IsKids)
});
groups.Add(new RecordingGroupDto
{
Name = "Movies",
RecordingCount = recordings.Count(i => i.IsMovie)
});
groups.Add(new RecordingGroupDto
{
Name = "News",
RecordingCount = recordings.Count(i => i.IsNews)
});
groups.Add(new RecordingGroupDto
{
Name = "Sports",
RecordingCount = recordings.Count(i => i.IsSports)
});
groups.Add(new RecordingGroupDto
{
Name = "Others",
RecordingCount = recordings.Count(i => !i.IsSports && !i.IsNews && !i.IsMovie && !i.IsKids && !i.IsSeries)
});
groups = groups
.Where(i => i.RecordingCount > 0)
.ToList();
foreach (var group in groups)
{
group.Id = group.Name.ToLower().GetMD5().ToString("N");
}
return new QueryResult<RecordingGroupDto>
{
Items = groups.ToArray(),
TotalRecordCount = groups.Count
};
}
public async Task CloseLiveStream(string id, CancellationToken cancellationToken)
{
await _liveStreamSemaphore.WaitAsync(cancellationToken).ConfigureAwait(false);
var service = ActiveService;
_logger.Info("Closing live stream from {0}, stream Id: {1}", service.Name, id);
try
{
await service.CloseLiveStream(id, cancellationToken).ConfigureAwait(false);
LiveStreamInfo removed;
_openStreams.TryRemove(id, out removed);
}
catch (Exception ex)
{
_logger.ErrorException("Error closing live stream", ex);
throw;
}
finally
{
_liveStreamSemaphore.Release();
}
}
public GuideInfo GetGuideInfo()
{
var programs = _programs.ToList();
var startDate = _programs.Count == 0 ? DateTime.MinValue :
programs.Select(i => i.Value.StartDate).Min();
var endDate = programs.Count == 0 ? DateTime.MinValue :
programs.Select(i => i.Value.StartDate).Max();
return new GuideInfo
{
StartDate = startDate,
EndDate = endDate
};
}
/// <summary>
/// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
/// </summary>
public void Dispose()
{
Dispose(true);
}
private readonly object _disposeLock = new object();
/// <summary>
/// Releases unmanaged and - optionally - managed resources.
/// </summary>
/// <param name="dispose"><c>true</c> to release both managed and unmanaged resources; <c>false</c> to release only unmanaged resources.</param>
protected virtual void Dispose(bool dispose)
{
if (dispose)
{
lock (_disposeLock)
{
foreach (var stream in _openStreams.Values.ToList())
{
var task = CloseLiveStream(stream.Id, CancellationToken.None);
Task.WaitAll(task);
}
_openStreams.Clear();
}
}
}
private async Task<IEnumerable<LiveTvServiceInfo>> GetServiceInfos(CancellationToken cancellationToken)
{
var tasks = Services.Select(i => GetServiceInfo(i, cancellationToken));
return await Task.WhenAll(tasks).ConfigureAwait(false);
}
private async Task<LiveTvServiceInfo> GetServiceInfo(ILiveTvService service, CancellationToken cancellationToken)
{
var info = new LiveTvServiceInfo
{
Name = service.Name
};
try
{
var statusInfo = await service.GetStatusInfoAsync(cancellationToken).ConfigureAwait(false);
info.Status = statusInfo.Status;
info.StatusMessage = statusInfo.StatusMessage;
info.Version = statusInfo.Version;
info.HasUpdateAvailable = statusInfo.HasUpdateAvailable;
info.HomePageUrl = service.HomePageUrl;
info.Tuners = statusInfo.Tuners.Select(i =>
{
string channelName = null;
if (!string.IsNullOrEmpty(i.ChannelId))
{
var internalChannelId = _tvDtoService.GetInternalChannelId(service.Name, i.ChannelId);
var channel = GetInternalChannel(internalChannelId);
channelName = channel == null ? null : channel.Name;
}
return _tvDtoService.GetTunerInfoDto(service.Name, i, channelName);
}).ToList();
}
catch (Exception ex)
{
_logger.ErrorException("Error getting service status info from {0}", ex, service.Name ?? string.Empty);
info.Status = LiveTvServiceStatus.Unavailable;
info.StatusMessage = ex.Message;
}
return info;
}
public async Task<LiveTvInfo> GetLiveTvInfo(CancellationToken cancellationToken)
{
var services = await GetServiceInfos(CancellationToken.None).ConfigureAwait(false);
var servicesList = services.ToList();
var activeServiceInfo = ActiveService == null ? null :
servicesList.FirstOrDefault(i => string.Equals(i.Name, ActiveService.Name, StringComparison.OrdinalIgnoreCase));
var info = new LiveTvInfo
{
Services = servicesList.ToList(),
ActiveServiceName = activeServiceInfo == null ? null : activeServiceInfo.Name,
IsEnabled = ActiveService != null,
Status = activeServiceInfo == null ? LiveTvServiceStatus.Unavailable : activeServiceInfo.Status,
StatusMessage = activeServiceInfo == null ? null : activeServiceInfo.StatusMessage
};
info.EnabledUsers = _userManager.Users
.Where(i => i.Configuration.EnableLiveTvAccess && info.IsEnabled)
.Select(i => i.Id.ToString("N"))
.ToList();
return info;
}
/// <summary>
/// Resets the tuner.
/// </summary>
/// <param name="id">The identifier.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task.</returns>
public Task ResetTuner(string id, CancellationToken cancellationToken)
{
return ActiveService.ResetTuner(id, cancellationToken);
}
}
}