mirror of https://github.com/Radarr/Radarr
162 lines
5.7 KiB
C#
162 lines
5.7 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using NLog;
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using NzbDrone.Core.DecisionEngine;
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using NzbDrone.Core.Download.Pending;
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namespace NzbDrone.Core.Download
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{
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public interface IProcessDownloadDecisions
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{
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ProcessedDecisions ProcessDecisions(List<DownloadDecision> decisions);
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}
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public class ProcessDownloadDecisions : IProcessDownloadDecisions
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{
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private readonly IDownloadService _downloadService;
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private readonly IPrioritizeDownloadDecision _prioritizeDownloadDecision;
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private readonly IPendingReleaseService _pendingReleaseService;
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private readonly Logger _logger;
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public ProcessDownloadDecisions(IDownloadService downloadService,
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IPrioritizeDownloadDecision prioritizeDownloadDecision,
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IPendingReleaseService pendingReleaseService,
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Logger logger)
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{
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_downloadService = downloadService;
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_prioritizeDownloadDecision = prioritizeDownloadDecision;
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_pendingReleaseService = pendingReleaseService;
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_logger = logger;
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}
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public ProcessedDecisions ProcessDecisions(List<DownloadDecision> decisions)
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{
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var qualifiedReports = GetQualifiedReports(decisions);
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var prioritizedDecisions = _prioritizeDownloadDecision.PrioritizeDecisionsForMovies(qualifiedReports);
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var grabbed = new List<DownloadDecision>();
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var pending = new List<DownloadDecision>();
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foreach (var report in prioritizedDecisions)
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{
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if (report.IsForMovie)
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{
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var remoteMovie = report.RemoteMovie;
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if (remoteMovie == null || remoteMovie.Movie == null)
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{
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continue;
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}
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List<int> movieIds = new List<int> { remoteMovie.Movie.Id };
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//Skip if already grabbed
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if (grabbed.Select(r => r.RemoteMovie.Movie)
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.Select(e => e.Id)
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.ToList()
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.Intersect(movieIds)
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.Any())
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{
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continue;
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}
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if (report.TemporarilyRejected)
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{
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_pendingReleaseService.Add(report);
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pending.Add(report);
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continue;
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}
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if (report.Rejections.Any())
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{
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_logger.Debug("Rejecting release {0} because {1}", report.ToString(), report.Rejections.First().Reason);
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continue;
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}
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if (pending.Select(r => r.RemoteMovie.Movie)
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.Select(e => e.Id)
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.ToList()
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.Intersect(movieIds)
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.Any())
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{
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continue;
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}
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try
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{
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_downloadService.DownloadReport(remoteMovie, false);
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grabbed.Add(report);
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}
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catch (Exception e)
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{
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//TODO: support for store & forward
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//We'll need to differentiate between a download client error and an indexer error
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_logger.Warn(e, "Couldn't add report to download queue. " + remoteMovie);
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}
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}
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else
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{
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var remoteEpisode = report.RemoteEpisode;
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if (remoteEpisode == null || remoteEpisode.Episodes == null)
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{
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continue;
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}
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var episodeIds = remoteEpisode.Episodes.Select(e => e.Id).ToList();
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//Skip if already grabbed
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if (grabbed.SelectMany(r => r.RemoteEpisode.Episodes)
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.Select(e => e.Id)
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.ToList()
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.Intersect(episodeIds)
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.Any())
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{
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continue;
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}
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if (report.TemporarilyRejected)
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{
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_pendingReleaseService.Add(report);
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pending.Add(report);
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continue;
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}
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if (pending.SelectMany(r => r.RemoteEpisode.Episodes)
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.Select(e => e.Id)
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.ToList()
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.Intersect(episodeIds)
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.Any())
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{
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continue;
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}
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try
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{
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_downloadService.DownloadReport(remoteEpisode);
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grabbed.Add(report);
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}
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catch (Exception e)
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{
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//TODO: support for store & forward
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//We'll need to differentiate between a download client error and an indexer error
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_logger.Warn(e, "Couldn't add report to download queue. " + remoteEpisode);
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}
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}
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}
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return new ProcessedDecisions(grabbed, pending, decisions.Where(d => d.Rejected).ToList());
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}
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internal List<DownloadDecision> GetQualifiedReports(IEnumerable<DownloadDecision> decisions)
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{
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//Process both approved and temporarily rejected
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return decisions.Where(c => (c.Approved || c.TemporarilyRejected) && (c.RemoteMovie.Movie != null)).ToList();
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}
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}
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}
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