Use numeric values for metadata values

MediaBrowser.Controller/Lyrics/ILyricProvider.cs

@@ -24,7 +24,7 @@ public interface ILyricProvider
     /// Gets the supported media types for this provider.
     /// </summary>
     /// <value>The supported media types.</value>
-    IEnumerable<string> SupportedMediaTypes { get; }
+    IReadOnlyCollection<string> SupportedMediaTypes { get; }
 
     /// <summary>
     /// Gets the lyrics.

MediaBrowser.Controller/Lyrics/LyricLine.cs

@@ -3,14 +3,14 @@ namespace MediaBrowser.Controller.Lyrics;
 /// <summary>
 /// Lyric model.
 /// </summary>
-public class Lyric
+public class LyricLine
 {
     /// <summary>
-    /// Initializes a new instance of the <see cref="Lyric"/> class.
+    /// Initializes a new instance of the <see cref="LyricLine"/> class.
     /// </summary>
     /// <param name="start">The lyric start time in ticks.</param>
     /// <param name="text">The lyric text.</param>
-    public Lyric(string text, long? start = null)
+    public LyricLine(string text, long? start = null)
     {
         Start = start;
         Text = text;

MediaBrowser.Controller/Lyrics/LyricMetadata.cs

@@ -1,3 +1,5 @@
+using System;
+
 namespace MediaBrowser.Controller.Lyrics;
 
 /// <summary>
@@ -28,7 +30,7 @@ public class LyricMetadata
     /// <summary>
     /// Gets or sets Length - How long the song is.
     /// </summary>
-    public string? Length { get; set; }
+    public long? Length { get; set; }
 
     /// <summary>
     /// Gets or sets By - Creator of the LRC file.
@@ -38,7 +40,7 @@ public class LyricMetadata
     /// <summary>
     /// Gets or sets Offset - Offset:+/- Timestamp adjustment in milliseconds.
     /// </summary>
-    public string? Offset { get; set; }
+    public long? Offset { get; set; }
 
     /// <summary>
     /// Gets or sets Creator - The Software used to create the LRC file.

MediaBrowser.Controller/Lyrics/LyricResponse.cs

@@ -15,5 +15,5 @@ public class LyricResponse
     /// <summary>
     /// Gets or sets Lyrics.
     /// </summary>
-    public IEnumerable<Lyric> Lyrics { get; set; }
+    public IEnumerable<LyricLine> Lyrics { get; set; }
 }

MediaBrowser.Providers/Lyric/LrcLyricProvider.cs

@@ -1,11 +1,13 @@
 using System;
 using System.Collections.Generic;
+using System.Globalization;
 using System.Linq;
 using LrcParser.Model;
 using LrcParser.Parser;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Lyrics;
 using MediaBrowser.Controller.Resolvers;
+using MediaBrowser.Model.Entities;
 using Microsoft.Extensions.Logging;
 
 namespace MediaBrowser.Providers.Lyric;
@@ -36,7 +38,7 @@ public class LrcLyricProvider : ILyricProvider
     public ResolverPriority Priority => ResolverPriority.First;
 
     /// <inheritdoc />
-    public IEnumerable<string> SupportedMediaTypes { get; } = new[] { "lrc" };
+    public IReadOnlyCollection<string> SupportedMediaTypes { get; } = new[] { "lrc" };
 
     /// <summary>
     /// Opens lyric file for the requested item, and processes it for API return.
@@ -52,7 +54,7 @@ public class LrcLyricProvider : ILyricProvider
             return null;
         }
 
-        List<Controller.Lyrics.Lyric> lyricList = new List<Controller.Lyrics.Lyric>();
+        List<LyricLine> lyricList = new List<LyricLine>();
         List<LrcParser.Model.Lyric> sortedLyricData = new List<LrcParser.Model.Lyric>();
 
         IDictionary<string, string> fileMetaData = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
@@ -74,14 +76,28 @@ public class LrcLyricProvider : ILyricProvider
 
             foreach (string metaDataRow in metaDataRows)
             {
-                var metaDataField = metaDataRow.Split(':');
-                if (metaDataField.Length != 2)
+                int colonCount = metaDataRow.Count(f => (f == ':'));
+                if (colonCount == 0)
                 {
                     continue;
                 }
 
-                string metaDataFieldName = metaDataField[0][1..].Trim();
-                string metaDataFieldValue = metaDataField[1][..^1].Trim();
+                string[] metaDataField;
+                string metaDataFieldName;
+                string metaDataFieldValue;
+
+                if (colonCount == 1)
+                {
+                    metaDataField = metaDataRow.Split(':');
+                    metaDataFieldName = metaDataField[0][1..].Trim();
+                    metaDataFieldValue = metaDataField[1][..^1].Trim();
+                }
+                else
+                {
+                    int colonIndex = metaDataRow.IndexOf(':', StringComparison.OrdinalIgnoreCase);
+                    metaDataFieldName = metaDataRow[..colonIndex][1..].Trim();
+                    metaDataFieldValue = metaDataRow[(colonIndex + 1)..][..^1].Trim();
+                }
 
                 fileMetaData.Add(metaDataFieldName, metaDataFieldValue);
             }
@@ -105,7 +121,7 @@ public class LrcLyricProvider : ILyricProvider
             }
 
             long ticks = TimeSpan.FromMilliseconds(timeData.Value).Ticks;
-            lyricList.Add(new Controller.Lyrics.Lyric(sortedLyricData[i].Text, ticks));
+            lyricList.Add(new LyricLine(sortedLyricData[i].Text, ticks));
         }
 
         if (fileMetaData.Count != 0)
@@ -150,7 +166,23 @@ public class LrcLyricProvider : ILyricProvider
 
         if (metaData.TryGetValue("length", out var length) && !string.IsNullOrEmpty(length))
         {
-            lyricMetadata.Length = length;
+            // Ensure minutes include leading zero
+            var lengthData = length.Split(':');
+            if (lengthData[0].Length == 1)
+            {
+                length = "0" + length;
+            }
+
+            // If only Minutes and Seconds were provided, prepend zeros for hours
+            if (lengthData.Length == 2)
+            {
+                length = "00:" + length;
+            }
+
+            if (DateTime.TryParseExact(length, "HH:mm:ss", null, DateTimeStyles.None, out var value))
+            {
+                lyricMetadata.Length = value.TimeOfDay.Ticks;
+            }
         }
 
         if (metaData.TryGetValue("by", out var by) && !string.IsNullOrEmpty(by))
@@ -160,7 +192,10 @@ public class LrcLyricProvider : ILyricProvider
 
         if (metaData.TryGetValue("offset", out var offset) && !string.IsNullOrEmpty(offset))
         {
-            lyricMetadata.Offset = offset;
+            if (int.TryParse(offset, out var value))
+            {
+                lyricMetadata.Offset = TimeSpan.FromMilliseconds(value).Ticks;
+            }
         }
 
         if (metaData.TryGetValue("re", out var creator) && !string.IsNullOrEmpty(creator))

MediaBrowser.Providers/Lyric/TxtLyricProvider.cs

@@ -1,7 +1,4 @@
-using System;
 using System.Collections.Generic;
-using System.Collections.ObjectModel;
-using System.Linq;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Lyrics;
 using MediaBrowser.Controller.Resolvers;
@@ -23,7 +20,7 @@ public class TxtLyricProvider : ILyricProvider
     public ResolverPriority Priority => ResolverPriority.Second;
 
     /// <inheritdoc />
-    public IEnumerable<string> SupportedMediaTypes { get; } = new[] { "lrc", "txt" };
+    public IReadOnlyCollection<string> SupportedMediaTypes { get; } = new[] { "lrc", "txt" };
 
     /// <summary>
     /// Opens lyric file for the requested item, and processes it for API return.
@@ -41,7 +38,7 @@ public class TxtLyricProvider : ILyricProvider
 
         string[] lyricTextLines = System.IO.File.ReadAllLines(lyricFilePath);
 
-        List<Controller.Lyrics.Lyric> lyricList = new List<Controller.Lyrics.Lyric>();
+        List<LyricLine> lyricList = new List<LyricLine>();
 
         if (lyricTextLines.Length == 0)
         {
@@ -50,7 +47,7 @@ public class TxtLyricProvider : ILyricProvider
 
         foreach (string lyricTextLine in lyricTextLines)
         {
-            lyricList.Add(new Controller.Lyrics.Lyric(lyricTextLine));
+            lyricList.Add(new LyricLine(lyricTextLine));
         }
 
         return new LyricResponse { Lyrics = lyricList };