mirror of
https://github.com/Sonarr/Sonarr.git
synced 2026-04-19 21:46:43 -04:00
Mark McDowall
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Net;
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using NLog;
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using NzbDrone.Common.Disk;
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using NzbDrone.Common.Extensions;
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using NzbDrone.Common.Http;
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using NzbDrone.Core.Configuration;
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using NzbDrone.Core.Extras.Files;
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using NzbDrone.Core.Extras.Metadata.Files;
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using NzbDrone.Core.MediaFiles;
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using NzbDrone.Core.Tv;
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namespace NzbDrone.Core.Extras.Metadata
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{
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public class MetadataService : ExtraFileManager<MetadataFile>
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{
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private readonly IMetadataFactory _metadataFactory;
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private readonly ICleanMetadataService _cleanMetadataService;
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private readonly IDiskTransferService _diskTransferService;
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private readonly IDiskProvider _diskProvider;
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private readonly IHttpClient _httpClient;
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private readonly IMediaFileAttributeService _mediaFileAttributeService;
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private readonly IMetadataFileService _metadataFileService;
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private readonly Logger _logger;
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public MetadataService(IConfigService configService,
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IDiskTransferService diskTransferService,
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IMetadataFactory metadataFactory,
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ICleanMetadataService cleanMetadataService,
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IDiskProvider diskProvider,
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IHttpClient httpClient,
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IMediaFileAttributeService mediaFileAttributeService,
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IMetadataFileService metadataFileService,
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Logger logger)
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: base(configService, diskTransferService, metadataFileService)
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{
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_metadataFactory = metadataFactory;
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_cleanMetadataService = cleanMetadataService;
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_diskTransferService = diskTransferService;
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_diskProvider = diskProvider;
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_httpClient = httpClient;
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_mediaFileAttributeService = mediaFileAttributeService;
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_metadataFileService = metadataFileService;
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_logger = logger;
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}
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public override int Order
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{
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get
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{
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return 0;
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}
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}
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public override IEnumerable<ExtraFile> CreateAfterSeriesScan(Series series, List<EpisodeFile> episodeFiles)
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{
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var metadataFiles = _metadataFileService.GetFilesBySeries(series.Id);
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_cleanMetadataService.Clean(series);
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if (!_diskProvider.FolderExists(series.Path))
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{
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_logger.Info("Series folder does not exist, skipping metadata creation");
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return Enumerable.Empty<MetadataFile>();
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}
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var files = new List<MetadataFile>();
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foreach (var consumer in _metadataFactory.Enabled())
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{
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var consumerFiles = GetMetadataFilesForConsumer(consumer, metadataFiles);
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files.AddIfNotNull(ProcessSeriesMetadata(consumer, series, consumerFiles));
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files.AddRange(ProcessSeriesImages(consumer, series, consumerFiles));
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files.AddRange(ProcessSeasonImages(consumer, series, consumerFiles));
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foreach (var episodeFile in episodeFiles)
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{
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files.AddIfNotNull(ProcessEpisodeMetadata(consumer, series, episodeFile, consumerFiles));
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files.AddRange(ProcessEpisodeImages(consumer, series, episodeFile, consumerFiles));
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}
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}
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_metadataFileService.Upsert(files);
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return files;
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}
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public override IEnumerable<ExtraFile> CreateAfterEpisodeImport(Series series, EpisodeFile episodeFile)
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{
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var files = new List<MetadataFile>();
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foreach (var consumer in _metadataFactory.Enabled())
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{
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files.AddIfNotNull(ProcessEpisodeMetadata(consumer, series, episodeFile, new List<MetadataFile>()));
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files.AddRange(ProcessEpisodeImages(consumer, series, episodeFile, new List<MetadataFile>()));
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}
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_metadataFileService.Upsert(files);
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return files;
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}
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public override IEnumerable<ExtraFile> CreateAfterEpisodeImport(Series series, string seriesFolder, string seasonFolder)
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{
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var metadataFiles = _metadataFileService.GetFilesBySeries(series.Id);
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if (seriesFolder.IsNullOrWhiteSpace() && seasonFolder.IsNullOrWhiteSpace())
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{
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return new List<MetadataFile>();
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}
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var files = new List<MetadataFile>();
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foreach (var consumer in _metadataFactory.Enabled())
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{
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var consumerFiles = GetMetadataFilesForConsumer(consumer, metadataFiles);
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if (seriesFolder.IsNotNullOrWhiteSpace())
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{
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files.AddIfNotNull(ProcessSeriesMetadata(consumer, series, consumerFiles));
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files.AddRange(ProcessSeriesImages(consumer, series, consumerFiles));
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}
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if (seasonFolder.IsNotNullOrWhiteSpace())
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{
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files.AddRange(ProcessSeasonImages(consumer, series, consumerFiles));
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}
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}
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_metadataFileService.Upsert(files);
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return files;
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}
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public override IEnumerable<ExtraFile> MoveFilesAfterRename(Series series, List<EpisodeFile> episodeFiles)
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{
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var metadataFiles = _metadataFileService.GetFilesBySeries(series.Id);
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var movedFiles = new List<MetadataFile>();
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// TODO: Move EpisodeImage and EpisodeMetadata metadata files, instead of relying on consumers to do it
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// (Xbmc's EpisodeImage is more than just the extension)
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foreach (var consumer in _metadataFactory.GetAvailableProviders())
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{
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foreach (var episodeFile in episodeFiles)
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{
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var metadataFilesForConsumer = GetMetadataFilesForConsumer(consumer, metadataFiles).Where(m => m.EpisodeFileId == episodeFile.Id).ToList();
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foreach (var metadataFile in metadataFilesForConsumer)
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{
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var newFileName = consumer.GetFilenameAfterMove(series, episodeFile, metadataFile);
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var existingFileName = Path.Combine(series.Path, metadataFile.RelativePath);
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if (newFileName.PathNotEquals(existingFileName))
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{
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try
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{
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_diskProvider.MoveFile(existingFileName, newFileName);
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metadataFile.RelativePath = series.Path.GetRelativePath(newFileName);
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movedFiles.Add(metadataFile);
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}
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catch (Exception ex)
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{
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_logger.Warn(ex, "Unable to move metadata file: {0}", existingFileName);
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}
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}
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}
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}
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}
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_metadataFileService.Upsert(movedFiles);
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return movedFiles;
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}
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public override ExtraFile Import(Series series, EpisodeFile episodeFile, string path, string extension, bool readOnly)
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{
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return null;
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}
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private List<MetadataFile> GetMetadataFilesForConsumer(IMetadata consumer, List<MetadataFile> seriesMetadata)
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{
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return seriesMetadata.Where(c => c.Consumer == consumer.GetType().Name).ToList();
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}
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private MetadataFile ProcessSeriesMetadata(IMetadata consumer, Series series, List<MetadataFile> existingMetadataFiles)
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{
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var seriesMetadata = consumer.SeriesMetadata(series);
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if (seriesMetadata == null)
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{
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return null;
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}
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var hash = seriesMetadata.Contents.SHA256Hash();
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var metadata = GetMetadataFile(series, existingMetadataFiles, e => e.Type == MetadataType.SeriesMetadata) ??
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new MetadataFile
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{
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SeriesId = series.Id,
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Consumer = consumer.GetType().Name,
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Type = MetadataType.SeriesMetadata
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};
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if (hash == metadata.Hash)
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{
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if (seriesMetadata.RelativePath != metadata.RelativePath)
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{
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metadata.RelativePath = seriesMetadata.RelativePath;
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return metadata;
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}
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return null;
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}
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var fullPath = Path.Combine(series.Path, seriesMetadata.RelativePath);
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_logger.Debug("Writing Series Metadata to: {0}", fullPath);
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SaveMetadataFile(fullPath, seriesMetadata.Contents);
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metadata.Hash = hash;
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metadata.RelativePath = seriesMetadata.RelativePath;
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return metadata;
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}
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private MetadataFile ProcessEpisodeMetadata(IMetadata consumer, Series series, EpisodeFile episodeFile, List<MetadataFile> existingMetadataFiles)
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{
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var episodeMetadata = consumer.EpisodeMetadata(series, episodeFile);
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if (episodeMetadata == null)
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{
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return null;
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}
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var fullPath = Path.Combine(series.Path, episodeMetadata.RelativePath);
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var existingMetadata = GetMetadataFile(series, existingMetadataFiles, c => c.Type == MetadataType.EpisodeMetadata &&
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c.EpisodeFileId == episodeFile.Id);
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if (existingMetadata != null)
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{
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var existingFullPath = Path.Combine(series.Path, existingMetadata.RelativePath);
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if (fullPath.PathNotEquals(existingFullPath))
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{
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_diskTransferService.TransferFile(existingFullPath, fullPath, TransferMode.Move);
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existingMetadata.RelativePath = episodeMetadata.RelativePath;
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}
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}
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var hash = episodeMetadata.Contents.SHA256Hash();
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var metadata = existingMetadata ??
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new MetadataFile
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{
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SeriesId = series.Id,
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SeasonNumber = episodeFile.SeasonNumber,
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EpisodeFileId = episodeFile.Id,
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Consumer = consumer.GetType().Name,
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Type = MetadataType.EpisodeMetadata,
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RelativePath = episodeMetadata.RelativePath
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};
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if (hash == metadata.Hash)
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{
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return null;
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}
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_logger.Debug("Writing Episode Metadata to: {0}", fullPath);
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SaveMetadataFile(fullPath, episodeMetadata.Contents);
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metadata.Hash = hash;
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return metadata;
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}
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private List<MetadataFile> ProcessSeriesImages(IMetadata consumer, Series series, List<MetadataFile> existingMetadataFiles)
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{
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var result = new List<MetadataFile>();
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foreach (var image in consumer.SeriesImages(series))
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{
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var fullPath = Path.Combine(series.Path, image.RelativePath);
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if (_diskProvider.FileExists(fullPath))
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{
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_logger.Debug("Series image already exists: {0}", fullPath);
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continue;
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}
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var metadata = GetMetadataFile(series, existingMetadataFiles, c => c.Type == MetadataType.SeriesImage &&
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c.RelativePath == image.RelativePath) ??
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new MetadataFile
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{
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SeriesId = series.Id,
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Consumer = consumer.GetType().Name,
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Type = MetadataType.SeriesImage,
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RelativePath = image.RelativePath
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};
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DownloadImage(series, image);
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result.Add(metadata);
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}
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return result;
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}
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private List<MetadataFile> ProcessSeasonImages(IMetadata consumer, Series series, List<MetadataFile> existingMetadataFiles)
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{
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var result = new List<MetadataFile>();
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foreach (var season in series.Seasons)
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{
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foreach (var image in consumer.SeasonImages(series, season))
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{
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var fullPath = Path.Combine(series.Path, image.RelativePath);
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if (_diskProvider.FileExists(fullPath))
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{
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_logger.Debug("Season image already exists: {0}", fullPath);
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continue;
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}
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var metadata = GetMetadataFile(series, existingMetadataFiles, c => c.Type == MetadataType.SeasonImage &&
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c.SeasonNumber == season.SeasonNumber &&
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c.RelativePath == image.RelativePath) ??
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new MetadataFile
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{
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SeriesId = series.Id,
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SeasonNumber = season.SeasonNumber,
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Consumer = consumer.GetType().Name,
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Type = MetadataType.SeasonImage,
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RelativePath = image.RelativePath
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};
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DownloadImage(series, image);
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result.Add(metadata);
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}
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}
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return result;
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}
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private List<MetadataFile> ProcessEpisodeImages(IMetadata consumer, Series series, EpisodeFile episodeFile, List<MetadataFile> existingMetadataFiles)
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{
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var result = new List<MetadataFile>();
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foreach (var image in consumer.EpisodeImages(series, episodeFile))
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{
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var fullPath = Path.Combine(series.Path, image.RelativePath);
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if (_diskProvider.FileExists(fullPath))
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{
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_logger.Debug("Episode image already exists: {0}", fullPath);
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continue;
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}
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var existingMetadata = GetMetadataFile(series, existingMetadataFiles, c => c.Type == MetadataType.EpisodeImage &&
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c.EpisodeFileId == episodeFile.Id);
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if (existingMetadata != null)
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{
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var existingFullPath = Path.Combine(series.Path, existingMetadata.RelativePath);
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if (fullPath.PathNotEquals(existingFullPath))
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{
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_diskTransferService.TransferFile(existingFullPath, fullPath, TransferMode.Move);
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existingMetadata.RelativePath = image.RelativePath;
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return new List<MetadataFile>{ existingMetadata };
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}
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}
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var metadata = existingMetadata ??
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new MetadataFile
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{
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SeriesId = series.Id,
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SeasonNumber = episodeFile.SeasonNumber,
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EpisodeFileId = episodeFile.Id,
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Consumer = consumer.GetType().Name,
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Type = MetadataType.EpisodeImage,
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RelativePath = image.RelativePath
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};
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DownloadImage(series, image);
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result.Add(metadata);
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}
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return result;
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}
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private void DownloadImage(Series series, ImageFileResult image)
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{
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var fullPath = Path.Combine(series.Path, image.RelativePath);
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try
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{
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if (image.Url.StartsWith("http"))
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{
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_httpClient.DownloadFile(image.Url, fullPath);
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}
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else
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{
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_diskProvider.CopyFile(image.Url, fullPath);
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}
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_mediaFileAttributeService.SetFilePermissions(fullPath);
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}
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catch (WebException ex)
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{
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_logger.Warn(ex, "Couldn't download image {0} for {1}. {2}", image.Url, series, ex.Message);
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}
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catch (Exception ex)
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{
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_logger.Error(ex, "Couldn't download image {0} for {1}. {2}", image.Url, series, ex.Message);
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}
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}
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private void SaveMetadataFile(string path, string contents)
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{
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_diskProvider.WriteAllText(path, contents);
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_mediaFileAttributeService.SetFilePermissions(path);
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}
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private MetadataFile GetMetadataFile(Series series, List<MetadataFile> existingMetadataFiles, Func<MetadataFile, bool> predicate)
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{
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var matchingMetadataFiles = existingMetadataFiles.Where(predicate).ToList();
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if (matchingMetadataFiles.Empty())
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{
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return null;
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}
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//Remove duplicate metadata files from DB and disk
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foreach (var file in matchingMetadataFiles.Skip(1))
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{
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var path = Path.Combine(series.Path, file.RelativePath);
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_logger.Debug("Removing duplicate Metadata file: {0}", path);
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_diskProvider.DeleteFile(path);
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_metadataFileService.Delete(file.Id);
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}
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return matchingMetadataFiles.First();
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}
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}
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}
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Reference in New Issue
Block a user