mirror of https://github.com/Sonarr/Sonarr
87 lines
4.1 KiB
C#
87 lines
4.1 KiB
C#
using System.Linq;
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using NLog;
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using NzbDrone.Core.Configuration;
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using NzbDrone.Core.DecisionEngine;
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using NzbDrone.Core.Download;
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using NzbDrone.Core.Parser.Model;
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using NzbDrone.Core.Qualities;
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using NzbDrone.Core.Languages;
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using NzbDrone.Core.Profiles.Releases;
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namespace NzbDrone.Core.MediaFiles.EpisodeImport.Specifications
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{
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public class UpgradeSpecification : IImportDecisionEngineSpecification
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{
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private readonly IConfigService _configService;
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private readonly IEpisodeFilePreferredWordCalculator _episodeFilePreferredWordCalculator;
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private readonly Logger _logger;
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public UpgradeSpecification(IConfigService configService,
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IPreferredWordService preferredWordService,
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IEpisodeFilePreferredWordCalculator episodeFilePreferredWordCalculator,
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Logger logger)
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{
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_configService = configService;
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_episodeFilePreferredWordCalculator = episodeFilePreferredWordCalculator;
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_logger = logger;
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}
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public Decision IsSatisfiedBy(LocalEpisode localEpisode, DownloadClientItem downloadClientItem)
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{
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var downloadPropersAndRepacks = _configService.DownloadPropersAndRepacks;
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var qualityComparer = new QualityModelComparer(localEpisode.Series.QualityProfile);
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var languageComparer = new LanguageComparer(localEpisode.Series.LanguageProfile);
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var preferredWordScore = localEpisode.PreferredWordScore;
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foreach (var episode in localEpisode.Episodes.Where(e => e.EpisodeFileId > 0))
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{
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var episodeFile = episode.EpisodeFile.Value;
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if (episodeFile == null)
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{
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_logger.Trace("Unable to get episode file details from the DB. EpisodeId: {0} EpisodeFileId: {1}", episode.Id, episode.EpisodeFileId);
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continue;
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}
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var qualityCompare = qualityComparer.Compare(localEpisode.Quality.Quality, episodeFile.Quality.Quality);
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var languageCompare = languageComparer.Compare(localEpisode.Language, episodeFile.Language);
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if (qualityCompare < 0)
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{
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_logger.Debug("This file isn't a quality upgrade for all episodes. Skipping {0}", localEpisode.Path);
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return Decision.Reject("Not an upgrade for existing episode file(s)");
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}
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// Same quality, is not a language upgrade, propers/repacks are preferred and it is not a revision update
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// This will allow language upgrades of a lower revision to be imported, which are allowed to be grabbed,
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// they just don't import automatically.
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if (qualityCompare == 0 &&
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languageCompare <= 0 &&
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downloadPropersAndRepacks != ProperDownloadTypes.DoNotPrefer &&
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localEpisode.Quality.Revision.CompareTo(episodeFile.Quality.Revision) < 0)
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{
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_logger.Debug("This file isn't a quality revision upgrade for all episodes. Skipping {0}", localEpisode.Path);
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return Decision.Reject("Not a quality revision upgrade for existing episode file(s)");
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}
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if (languageCompare < 0 && qualityCompare == 0)
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{
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_logger.Debug("This file isn't a language upgrade for all episodes. Skipping {0}", localEpisode.Path);
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return Decision.Reject("Not a language upgrade for existing episode file(s)");
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}
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var episodeFilePreferredWordScore = _episodeFilePreferredWordCalculator.Calculate(localEpisode.Series, episodeFile);
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if (qualityCompare == 0 && preferredWordScore < episodeFilePreferredWordScore)
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{
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_logger.Debug("This file isn't a preferred word upgrade for all episodes. Skipping {0}", localEpisode.Path);
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return Decision.Reject("Not a preferred word upgrade for existing episode file(s)");
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}
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}
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return Decision.Accept();
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}
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}
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}
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