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114 lines
5.2 KiB
114 lines
5.2 KiB
using System.Linq;
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using NLog;
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using NzbDrone.Core.Download.Pending;
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using NzbDrone.Core.IndexerSearch.Definitions;
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using NzbDrone.Core.Parser.Model;
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using NzbDrone.Core.Profiles.Delay;
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using NzbDrone.Core.Qualities;
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using NzbDrone.Core.MediaFiles;
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using NzbDrone.Core.Languages;
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namespace NzbDrone.Core.DecisionEngine.Specifications.RssSync
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{
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public class DelaySpecification : IDecisionEngineSpecification
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{
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private readonly IPendingReleaseService _pendingReleaseService;
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private readonly IUpgradableSpecification _upgradableSpecification;
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private readonly IDelayProfileService _delayProfileService;
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private readonly IMediaFileService _mediaFileService;
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private readonly Logger _logger;
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public DelaySpecification(IPendingReleaseService pendingReleaseService,
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IUpgradableSpecification qualityUpgradableSpecification,
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IDelayProfileService delayProfileService,
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IMediaFileService mediaFileService,
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Logger logger)
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{
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_pendingReleaseService = pendingReleaseService;
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_upgradableSpecification = qualityUpgradableSpecification;
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_delayProfileService = delayProfileService;
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_mediaFileService = mediaFileService;
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_logger = logger;
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}
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public SpecificationPriority Priority => SpecificationPriority.Database;
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public RejectionType Type => RejectionType.Temporary;
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public virtual Decision IsSatisfiedBy(RemoteAlbum subject, SearchCriteriaBase searchCriteria)
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{
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if (searchCriteria != null && searchCriteria.UserInvokedSearch)
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{
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_logger.Debug("Ignoring delay for user invoked search");
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return Decision.Accept();
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}
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var profile = subject.Artist.Profile.Value;
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var languageProfile = subject.Artist.LanguageProfile.Value;
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var delayProfile = _delayProfileService.BestForTags(subject.Artist.Tags);
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var delay = delayProfile.GetProtocolDelay(subject.Release.DownloadProtocol);
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var isPreferredProtocol = subject.Release.DownloadProtocol == delayProfile.PreferredProtocol;
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if (delay == 0)
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{
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_logger.Debug("Profile does not require a waiting period before download for {0}.", subject.Release.DownloadProtocol);
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return Decision.Accept();
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}
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var comparer = new QualityModelComparer(profile);
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var comparerLanguage = new LanguageComparer(languageProfile);
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if (isPreferredProtocol)
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{
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foreach (var album in subject.Albums)
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{
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var trackFiles = _mediaFileService.GetFilesByAlbum(album.Id);
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if (trackFiles.Any())
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{
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var lowestQuality = trackFiles.Select(c => c.Quality).OrderBy(c => c.Quality.Id).First();
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var upgradable = _upgradableSpecification.IsUpgradable(profile,
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languageProfile,
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lowestQuality,
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trackFiles[0].Language,
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subject.ParsedAlbumInfo.Quality,
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subject.ParsedAlbumInfo.Language);
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if (upgradable)
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{
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_logger.Debug("New quality is a better revision for existing quality, skipping delay");
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return Decision.Accept();
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}
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}
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}
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}
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// If quality meets or exceeds the best allowed quality in the profile accept it immediately
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var bestQualityInProfile = profile.LastAllowedQuality();
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var isBestInProfile = comparer.Compare(subject.ParsedAlbumInfo.Quality.Quality, bestQualityInProfile) >= 0;
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var isBestInProfileLanguage = comparerLanguage.Compare(subject.ParsedAlbumInfo.Language, languageProfile.LastAllowedLanguage()) >= 0;
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if (isBestInProfile && isBestInProfileLanguage && isPreferredProtocol)
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{
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_logger.Debug("Quality and language is highest in profile for preferred protocol, will not delay");
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return Decision.Accept();
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}
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var albumIds = subject.Albums.Select(e => e.Id);
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var oldest = _pendingReleaseService.OldestPendingRelease(subject.Artist.Id, albumIds.ToArray());
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if (oldest != null && oldest.Release.AgeMinutes > delay)
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{
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return Decision.Accept();
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}
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if (subject.Release.AgeMinutes < delay)
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{
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_logger.Debug("Waiting for better quality release, There is a {0} minute delay on {1}", delay, subject.Release.DownloadProtocol);
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return Decision.Reject("Waiting for better quality release");
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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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