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using MediaBrowser.Common.Progress;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Model.Configuration;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.Logging;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using CommonIO;
using MediaBrowser.Common.IO;
namespace MediaBrowser.Server.Implementations.Library.Validators
{
/// <summary>
/// Class PeopleValidator
/// </summary>
public class PeopleValidator
{
/// <summary>
/// The _library manager
/// </summary>
private readonly ILibraryManager _libraryManager;
/// <summary>
/// The _logger
/// </summary>
private readonly ILogger _logger;
private readonly IServerConfigurationManager _config;
private readonly IFileSystem _fileSystem;
/// <summary>
/// Initializes a new instance of the <see cref="PeopleValidator" /> class.
/// </summary>
/// <param name="libraryManager">The library manager.</param>
/// <param name="logger">The logger.</param>
public PeopleValidator(ILibraryManager libraryManager, ILogger logger, IServerConfigurationManager config, IFileSystem fileSystem)
{
_libraryManager = libraryManager;
_logger = logger;
_config = config;
_fileSystem = fileSystem;
}
private bool DownloadMetadata(PersonInfo i, PeopleMetadataOptions options)
{
if (i.IsType(PersonType.Actor))
{
return options.DownloadActorMetadata;
}
if (i.IsType(PersonType.Director))
{
return options.DownloadDirectorMetadata;
}
if (i.IsType(PersonType.Composer))
{
return options.DownloadComposerMetadata;
}
if (i.IsType(PersonType.Writer))
{
return options.DownloadWriterMetadata;
}
if (i.IsType(PersonType.Producer))
{
return options.DownloadProducerMetadata;
}
if (i.IsType(PersonType.GuestStar))
{
return options.DownloadGuestStarMetadata;
}
return options.DownloadOtherPeopleMetadata;
}
/// <summary>
/// Validates the people.
/// </summary>
/// <param name="cancellationToken">The cancellation token.</param>
/// <param name="progress">The progress.</param>
/// <returns>Task.</returns>
public async Task ValidatePeople(CancellationToken cancellationToken, IProgress<double> progress)
{
var innerProgress = new ActionableProgress<double>();
innerProgress.RegisterAction(pct => progress.Report(pct * .15));
var peopleOptions = _config.Configuration.PeopleMetadataOptions;
var people = _libraryManager.GetAllPeople();
var dict = new Dictionary<string, bool>(StringComparer.OrdinalIgnoreCase);
foreach (var person in people)
{
var isMetadataEnabled = DownloadMetadata(person, peopleOptions);
bool currentValue;
if (dict.TryGetValue(person.Name, out currentValue))
{
if (!currentValue && isMetadataEnabled)
{
dict[person.Name] = true;
}
}
else
{
dict[person.Name] = isMetadataEnabled;
}
}
var numComplete = 0;
var validIds = new List<Guid>();
foreach (var person in dict)
{
cancellationToken.ThrowIfCancellationRequested();
try
{
var item = _libraryManager.GetPerson(person.Key);
validIds.Add(item.Id);
var options = new MetadataRefreshOptions(_fileSystem)
{
MetadataRefreshMode = person.Value ? MetadataRefreshMode.Default : MetadataRefreshMode.ValidationOnly,
ImageRefreshMode = person.Value ? ImageRefreshMode.Default : ImageRefreshMode.ValidationOnly
};
await item.RefreshMetadata(options, cancellationToken).ConfigureAwait(false);
}
catch (Exception ex)
{
_logger.ErrorException("Error validating IBN entry {0}", ex, person);
}
// Update progress
numComplete++;
double percent = numComplete;
percent /= people.Count;
progress.Report(100 * percent);
}
var allIds = _libraryManager.GetItemIds(new InternalItemsQuery
{
IncludeItemTypes = new[] { typeof(Person).Name }
});
var invalidIds = allIds
.Except(validIds)
.ToList();
foreach (var id in invalidIds)
{
cancellationToken.ThrowIfCancellationRequested();
var item = _libraryManager.GetItemById(id);
await _libraryManager.DeleteItem(item, new DeleteOptions
{
DeleteFileLocation = false
}).ConfigureAwait(false);
}
progress.Report(100);
_logger.Info("People validation complete");
// Bad practice, i know. But we keep a lot in memory, unfortunately.
GC.Collect(2, GCCollectionMode.Forced, true);
GC.Collect(2, GCCollectionMode.Forced, true);
}
}
}
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