music progress and search placeholder

MediaBrowser.Controller/Dto/DtoBuilder.cs

@@ -424,7 +424,7 @@ namespace MediaBrowser.Controller.Dto
                 {
                     dto.Album = audio.Album;
                     dto.AlbumArtist = audio.AlbumArtist;
-                    dto.Artist = audio.Artist;
+                    dto.Artists = new[] { audio.Artist };
                 }
 
                 var album = item as MusicAlbum;
@@ -434,7 +434,12 @@ namespace MediaBrowser.Controller.Dto
                     var songs = album.Children.OfType<Audio>().ToList();
 
                     dto.AlbumArtist = songs.Select(i => i.AlbumArtist).FirstOrDefault(i => !string.IsNullOrEmpty(i));
-                    dto.Artist = songs.Select(i => i.Artist).FirstOrDefault(i => !string.IsNullOrEmpty(i));
+
+                    dto.Artists =
+                        songs.Select(i => i.Artist ?? string.Empty)
+                             .Where(i => !string.IsNullOrEmpty(i))
+                             .Distinct(StringComparer.OrdinalIgnoreCase)
+                             .ToArray();
                 }
             }
 

MediaBrowser.Model/DTO/BaseItemDto.cs

@@ -271,10 +271,10 @@ namespace MediaBrowser.Model.Dto
         public double? PrimaryImageAspectRatio { get; set; }
 
         /// <summary>
-        /// Gets or sets the artist.
+        /// Gets or sets the artists.
         /// </summary>
-        /// <value>The artist.</value>
-        public string Artist { get; set; }
+        /// <value>The artists.</value>
+        public string[] Artists { get; set; }
 
         /// <summary>
         /// Gets or sets the album.