| | | 1 | | using System; |
| | | 2 | | using System.Globalization; |
| | | 3 | | using System.IO; |
| | | 4 | | using Emby.Server.Implementations.Data; |
| | | 5 | | using MediaBrowser.Controller; |
| | | 6 | | using MediaBrowser.Model.Globalization; |
| | | 7 | | using Microsoft.Data.Sqlite; |
| | | 8 | | using Microsoft.Extensions.Logging; |
| | | 9 | | |
| | | 10 | | namespace Jellyfin.Server.Migrations.Routines |
| | | 11 | | { |
| | | 12 | | /// <summary> |
| | | 13 | | /// Migrate rating levels to new rating level system. |
| | | 14 | | /// </summary> |
| | | 15 | | internal class MigrateRatingLevels : IMigrationRoutine |
| | | 16 | | { |
| | | 17 | | private const string DbFilename = "library.db"; |
| | | 18 | | private readonly ILogger<MigrateRatingLevels> _logger; |
| | | 19 | | private readonly IServerApplicationPaths _applicationPaths; |
| | | 20 | | private readonly ILocalizationManager _localizationManager; |
| | | 21 | | |
| | | 22 | | public MigrateRatingLevels( |
| | | 23 | | IServerApplicationPaths applicationPaths, |
| | | 24 | | ILoggerFactory loggerFactory, |
| | | 25 | | ILocalizationManager localizationManager) |
| | | 26 | | { |
| | 0 | 27 | | _applicationPaths = applicationPaths; |
| | 0 | 28 | | _localizationManager = localizationManager; |
| | 0 | 29 | | _logger = loggerFactory.CreateLogger<MigrateRatingLevels>(); |
| | 0 | 30 | | } |
| | | 31 | | |
| | | 32 | | /// <inheritdoc/> |
| | 0 | 33 | | public Guid Id => Guid.Parse("{67445D54-B895-4B24-9F4C-35CE0690EA07}"); |
| | | 34 | | |
| | | 35 | | /// <inheritdoc/> |
| | 0 | 36 | | public string Name => "MigrateRatingLevels"; |
| | | 37 | | |
| | | 38 | | /// <inheritdoc/> |
| | 0 | 39 | | public bool PerformOnNewInstall => false; |
| | | 40 | | |
| | | 41 | | /// <inheritdoc/> |
| | | 42 | | public void Perform() |
| | | 43 | | { |
| | 0 | 44 | | var dbPath = Path.Combine(_applicationPaths.DataPath, DbFilename); |
| | | 45 | | |
| | | 46 | | // Back up the database before modifying any entries |
| | 0 | 47 | | for (int i = 1; ; i++) |
| | | 48 | | { |
| | 0 | 49 | | var bakPath = string.Format(CultureInfo.InvariantCulture, "{0}.bak{1}", dbPath, i); |
| | 0 | 50 | | if (!File.Exists(bakPath)) |
| | | 51 | | { |
| | | 52 | | try |
| | | 53 | | { |
| | 0 | 54 | | File.Copy(dbPath, bakPath); |
| | 0 | 55 | | _logger.LogInformation("Library database backed up to {BackupPath}", bakPath); |
| | 0 | 56 | | break; |
| | | 57 | | } |
| | 0 | 58 | | catch (Exception ex) |
| | | 59 | | { |
| | 0 | 60 | | _logger.LogError(ex, "Cannot make a backup of {Library} at path {BackupPath}", DbFilename, bakPa |
| | 0 | 61 | | throw; |
| | | 62 | | } |
| | | 63 | | } |
| | | 64 | | } |
| | | 65 | | |
| | | 66 | | // Migrate parental rating strings to new levels |
| | 0 | 67 | | _logger.LogInformation("Recalculating parental rating levels based on rating string."); |
| | 0 | 68 | | using var connection = new SqliteConnection($"Filename={dbPath}"); |
| | 0 | 69 | | connection.Open(); |
| | 0 | 70 | | using (var transaction = connection.BeginTransaction()) |
| | | 71 | | { |
| | 0 | 72 | | var queryResult = connection.Query("SELECT DISTINCT OfficialRating FROM TypedBaseItems"); |
| | 0 | 73 | | foreach (var entry in queryResult) |
| | | 74 | | { |
| | 0 | 75 | | if (!entry.TryGetString(0, out var ratingString) || string.IsNullOrEmpty(ratingString)) |
| | | 76 | | { |
| | 0 | 77 | | connection.Execute("UPDATE TypedBaseItems SET InheritedParentalRatingValue = NULL WHERE Official |
| | | 78 | | } |
| | | 79 | | else |
| | | 80 | | { |
| | 0 | 81 | | var ratingValue = _localizationManager.GetRatingLevel(ratingString)?.ToString(CultureInfo.Invari |
| | | 82 | | |
| | 0 | 83 | | using var statement = connection.PrepareStatement("UPDATE TypedBaseItems SET InheritedParentalRa |
| | 0 | 84 | | statement.TryBind("@Value", ratingValue); |
| | 0 | 85 | | statement.TryBind("@Rating", ratingString); |
| | 0 | 86 | | statement.ExecuteNonQuery(); |
| | | 87 | | } |
| | | 88 | | } |
| | | 89 | | |
| | 0 | 90 | | transaction.Commit(); |
| | 0 | 91 | | } |
| | 0 | 92 | | } |
| | | 93 | | } |
| | | 94 | | } |