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Readarr/NzbDrone.Core/Providers/EpisodeProvider.cs

187 lines
7.2 KiB

using System;
using System.Linq;
using System.Collections.Generic;
using System.Text.RegularExpressions;
using NLog;
using NzbDrone.Core.Model;
using NzbDrone.Core.Repository;
using SubSonic.Repository;
namespace NzbDrone.Core.Providers
{
public class EpisodeProvider : IEpisodeProvider
{
//TODO: Remove parsing of the series name, it should be done in series provider
private readonly IRepository _sonicRepo;
private readonly ISeriesProvider _series;
private readonly ISeasonProvider _seasons;
private readonly ITvDbProvider _tvDb;
private readonly IHistoryProvider _history;
private static readonly Logger Logger = LogManager.GetCurrentClassLogger();
public EpisodeProvider(IRepository sonicRepo, ISeriesProvider seriesProvider, ISeasonProvider seasonProvider, ITvDbProvider tvDbProvider, IHistoryProvider history)
{
_sonicRepo = sonicRepo;
_series = seriesProvider;
_tvDb = tvDbProvider;
_seasons = seasonProvider;
_history = history;
}
public Episode GetEpisode(long id)
{
return _sonicRepo.Single<Episode>(id);
}
public Episode GetEpisode(int seriesId, int seasonNumber, int episodeNumber)
{
return _sonicRepo.Single<Episode>(c => c.SeriesId == seriesId && c.SeasonNumber == seasonNumber && c.EpisodeNumber == episodeNumber);
}
public IList<Episode> GetEpisodeBySeries(long seriesId)
{
return _sonicRepo.Find<Episode>(e => e.SeriesId == seriesId);
}
public IList<Episode> GetEpisodeBySeason(long seasonId)
{
return _sonicRepo.Find<Episode>(e => e.SeasonId == seasonId);
}
public String GetSabTitle(Episode episode)
{
var series = _series.GetSeries(episode.SeriesId);
if (series == null) throw new ArgumentException("Unknown series. ID: " + episode.SeriesId);
//TODO: This method should return a standard title for the sab episode.
throw new NotImplementedException();
}
/// <summary>
/// Comprehensive check on whether or not this episode is needed.
/// </summary>
/// <param name="episode">Episode that needs to be checked</param>
/// <returns></returns>
public bool IsNeeded(EpisodeModel episode)
{
//IsSeasonIgnored
//IsQualityWanted
//EpisodeFileExists
//IsInHistory
//IsOnDisk? (How to handle episodes that are downloaded manually?)
if (IsSeasonIgnored(episode))
return false;
if (!_series.QualityWanted(episode.SeriesId, episode.Quality))
{
Logger.Debug("Quality [{0}] is not wanted for: {1}", episode.Quality, episode.SeriesTitle);
return false;
}
//Check to see if there is an episode file for this episode
var dbEpisode = GetEpisode(episode.SeriesId, episode.SeasonNumber, episode.EpisodeNumber);
episode.EpisodeId = dbEpisode.EpisodeId;
var epWithFiles = _sonicRepo.Single<Episode>(c => c.EpisodeId == episode.EpisodeId && c.Files.Count > 0);
if (epWithFiles != null)
{
//If not null we need to see if this episode has the quality as the download (or if it is better)
foreach (var file in epWithFiles.Files)
{
if (file.Quality == episode.Quality)
return false;
}
}
//IsInHistory? (NZBDrone)
if (_history.Exists(dbEpisode.EpisodeId, episode.Quality, episode.Proper))
{
Logger.Debug("Episode in history: {0}", episode.ToString());
return false;
}
throw new NotImplementedException();
}
public void RefreshEpisodeInfo(int seriesId)
{
Logger.Info("Starting episode info refresh for series:{0}", seriesId);
int successCount = 0;
int failCount = 0;
var targetSeries = _tvDb.GetSeries(seriesId, true);
var updateList = new List<Episode>();
var newList = new List<Episode>();
Logger.Debug("Updating season info for series:{0}", targetSeries.SeriesName);
targetSeries.Episodes.Select(e => new { e.SeasonId, e.SeasonNumber })
.Distinct().ToList()
.ForEach(s => _seasons.EnsureSeason(seriesId, s.SeasonId, s.SeasonNumber));
foreach (var episode in targetSeries.Episodes)
{
try
{
//DateTime throws an error in SQLServer per message below:
//SqlDateTime overflow. Must be between 1/1/1753 12:00:00 AM and 12/31/9999 11:59:59 PM.
//So lets hack it so it works for SQLServer (as well as SQLite), perhaps we can find a better solution
//Todo: Fix this hack
if (episode.FirstAired < new DateTime(1753, 1, 1))
episode.FirstAired = new DateTime(1753, 1, 1);
Logger.Trace("Updating info for series:{0} - episode:{1}", targetSeries.SeriesName, episode.EpisodeNumber);
var newEpisode = new Episode()
{
AirDate = episode.FirstAired,
EpisodeId = episode.Id,
EpisodeNumber = episode.EpisodeNumber,
Language = episode.Language.Abbriviation,
Overview = episode.Overview,
SeasonId = episode.SeasonId,
SeasonNumber = episode.SeasonNumber,
SeriesId = seriesId,
Title = episode.EpisodeName
};
if (_sonicRepo.Exists<Episode>(e => e.EpisodeId == newEpisode.EpisodeId))
{
updateList.Add(newEpisode);
}
else
{
newList.Add(newEpisode);
}
successCount++;
}
catch (Exception e)
{
Logger.FatalException(String.Format("An error has occurred while updating episode info for series {0}", seriesId), e);
failCount++;
}
}
_sonicRepo.AddMany(newList);
_sonicRepo.UpdateMany(updateList);
Logger.Debug("Finished episode refresh for series:{0}. Successful:{1} - Failed:{2} ", targetSeries.SeriesName, successCount, failCount);
}
private bool IsSeasonIgnored(EpisodeModel episode)
{
//Check if this Season is ignored
if (_seasons.IsIgnored(episode.SeriesId, episode.SeasonNumber))
{
Logger.Debug("Season {0} is ignored for: {1}", episode.SeasonNumber, episode.SeriesTitle);
return true;
}
Logger.Debug("Season {0} is wanted for: {1}", episode.SeasonNumber, episode.SeriesTitle);
return false;
}
}
}