jellyfin/Jellyfin.Server/Migrations/Routines/RemoveBuggedExtras.cs
2020-05-15 02:30:28 +03:00

51 lines
1.9 KiB
C#

using System;
using System.IO;
using MediaBrowser.Controller;
using Microsoft.Extensions.Logging;
using SQLitePCL.pretty;
namespace Jellyfin.Server.Migrations.Routines
{
/// <summary>
/// Remove duplicate entries which were caused by a bug where a file was considered to be an "Extra" to itself.
/// </summary>
internal class RemoveBuggedExtras : IMigrationRoutine
{
private const string DbFilename = "library.db";
private readonly ILogger _logger;
private readonly IServerApplicationPaths _paths;
public RemoveBuggedExtras(ILogger<RemoveBuggedExtras> logger, IServerApplicationPaths paths)
{
_logger = logger;
_paths = paths;
}
/// <inheritdoc/>
public Guid Id => Guid.Parse("{ACBE17B7-8435-4A83-8B64-6FCF162CB9BD}");
/// <inheritdoc/>
public string Name => "RemoveBuggedExtras";
/// <inheritdoc/>
public void Perform()
{
var dataPath = _paths.DataPath;
using (var connection = SQLite3.Open(
Path.Combine(dataPath, DbFilename),
ConnectionFlags.ReadWrite,
null))
{
var queryResult = connection.Query("SELECT t1.Path FROM TypedBaseItems AS t1, TypedBaseItems AS t2 WHERE t1.Path=t2.Path AND t1.Type!=t2.Type AND t1.Type='MediaBrowser.Controller.Entities.Video'");
var bads = string.Join(", ", queryResult.SelectScalarString());
if (bads.Length != 0)
{
_logger.LogInformation("Removing found duplicated extras for the following items: {0}", bads);
connection.Execute("DELETE FROM TypedBaseItems WHERE rowid IN (SELECT t1.rowid FROM TypedBaseItems AS t1, TypedBaseItems AS t2 WHERE t1.Path=t2.Path AND t1.Type!=t2.Type AND t1.Type='MediaBrowser.Controller.Entities.Video')");
}
}
}
}
}