1 files changed, 106 insertions, 0 deletions
diff --git a/Jellyfin.Server/Migrations/Routines/FixAudioData.cs b/Jellyfin.Server/Migrations/Routines/FixAudioData.cs
new file mode 100644
index 000000000..a20253369
--- /dev/null
+++ b/Jellyfin.Server/Migrations/Routines/FixAudioData.cs
@@ -0,0 +1,106 @@
+using System;
+using System.Globalization;
+using System.IO;
+using System.Linq;
+using System.Threading;
+using Jellyfin.Data.Enums;
+using MediaBrowser.Controller;
+using MediaBrowser.Controller.Entities;
+using MediaBrowser.Controller.Entities.Audio;
+using MediaBrowser.Controller.Persistence;
+using MediaBrowser.Model.Entities;
+using Microsoft.Extensions.Logging;
+
+namespace Jellyfin.Server.Migrations.Routines
+{
+    /// <summary>
+    /// Fixes the data column of audio types to be deserializable.
+    /// </summary>
+    internal class FixAudioData : IMigrationRoutine
+    {
+        private const string DbFilename = "library.db";
+        private readonly ILogger<FixAudioData> _logger;
+        private readonly IServerApplicationPaths _applicationPaths;
+        private readonly IItemRepository _itemRepository;
+
+        public FixAudioData(
+            IServerApplicationPaths applicationPaths,
+            ILoggerFactory loggerFactory,
+            IItemRepository itemRepository)
+        {
+            _applicationPaths = applicationPaths;
+            _itemRepository = itemRepository;
+            _logger = loggerFactory.CreateLogger<FixAudioData>();
+        }
+
+        /// <inheritdoc/>
+        public Guid Id => Guid.Parse("{CF6FABC2-9FBE-4933-84A5-FFE52EF22A58}");
+
+        /// <inheritdoc/>
+        public string Name => "FixAudioData";
+
+        /// <inheritdoc/>
+        public bool PerformOnNewInstall => false;
+
+        /// <inheritdoc/>
+        public void Perform()
+        {
+            var dbPath = Path.Combine(_applicationPaths.DataPath, DbFilename);
+
+            // Back up the database before modifying any entries
+            for (int i = 1; ; i++)
+            {
+                var bakPath = string.Format(CultureInfo.InvariantCulture, "{0}.bak{1}", dbPath, i);
+                if (!File.Exists(bakPath))
+                {
+                    try
+                    {
+                        _logger.LogInformation("Backing up {Library} to {BackupPath}", DbFilename, bakPath);
+                        File.Copy(dbPath, bakPath);
+                        _logger.LogInformation("{Library} backed up to {BackupPath}", DbFilename, bakPath);
+                        break;
+                    }
+                    catch (Exception ex)
+                    {
+                        _logger.LogError(ex, "Cannot make a backup of {Library} at path {BackupPath}", DbFilename, bakPath);
+                        throw;
+                    }
+                }
+            }
+
+            _logger.LogInformation("Backfilling audio lyrics data to database.");
+            var startIndex = 0;
+            var records = _itemRepository.GetCount(new InternalItemsQuery
+            {
+                IncludeItemTypes = [BaseItemKind.Audio],
+            });
+
+            while (startIndex < records)
+            {
+                var results = _itemRepository.GetItemList(new InternalItemsQuery
+                {
+                    IncludeItemTypes = [BaseItemKind.Audio],
+                    StartIndex = startIndex,
+                    Limit = 5000,
+                    SkipDeserialization = true
+                })
+                .Cast<Audio>()
+                .ToList();
+
+                foreach (var audio in results)
+                {
+                    var lyricMediaStreams = audio.GetMediaStreams().Where(s => s.Type == MediaStreamType.Lyric).Select(s => s.Path).ToList();
+                    if (lyricMediaStreams.Count > 0)
+                    {
+                        audio.HasLyrics = true;
+                        audio.LyricFiles = lyricMediaStreams;
+                    }
+                }
+
+                _itemRepository.SaveItems(results, CancellationToken.None);
+                startIndex += results.Count;
+                _logger.LogInformation("Backfilled data for {UpdatedRecords} of {TotalRecords} audio records", startIndex, records);
+            }
+        }
+    }
+}