Fix images "not loading" after manual identification

MediaBrowser.Model/Extensions/EnumerableExtensions.cs

@@ -18,6 +18,12 @@ namespace MediaBrowser.Model.Extensions
         /// <returns>The ordered remote image infos.</returns>
         public static IEnumerable<RemoteImageInfo> OrderByLanguageDescending(this IEnumerable<RemoteImageInfo> remoteImageInfos, string requestedLanguage)
         {
+            if (string.IsNullOrWhiteSpace(requestedLanguage))
+            {
+                // Default to English if no requested language is specified.
+                requestedLanguage = "en";
+            }
+
             var isRequestedLanguageEn = string.Equals(requestedLanguage, "en", StringComparison.OrdinalIgnoreCase);
 
             return remoteImageInfos.OrderByDescending(i =>
@@ -27,14 +33,16 @@ namespace MediaBrowser.Model.Extensions
                         return 3;
                     }
 
-                    if (!isRequestedLanguageEn && string.Equals("en", i.Language, StringComparison.OrdinalIgnoreCase))
+                    if (string.IsNullOrEmpty(i.Language))
                     {
-                        return 2;
+                        // Assume empty image language is likely to be English.
+                        return isRequestedLanguageEn ? 3 : 2;
                     }
 
-                    if (string.IsNullOrEmpty(i.Language))
+                    if (!isRequestedLanguageEn && string.Equals(i.Language, "en", StringComparison.OrdinalIgnoreCase))
                     {
-                        return isRequestedLanguageEn ? 3 : 2;
+                        // Prioritize English over non-requested languages.
+                        return 2;
                     }
 
                     return 0;

MediaBrowser.Providers/Manager/ItemImageProvider.cs

@@ -275,7 +275,7 @@ namespace MediaBrowser.Providers.Manager
                     item,
                     new RemoteImageQuery(provider.Name)
                     {
-                        IncludeAllLanguages = false,
+                        IncludeAllLanguages = true,
                         IncludeDisabledProviders = false,
                     },
                     cancellationToken).ConfigureAwait(false);
@@ -469,7 +469,7 @@ namespace MediaBrowser.Providers.Manager
             CancellationToken cancellationToken)
         {
             var eligibleImages = images
-                .Where(i => i.Type == type && !(i.Width.HasValue && i.Width.Value < minWidth))
+                .Where(i => i.Type == type && i.Width >= minWidth)
                 .ToList();
 
             if (EnableImageStub(item) && eligibleImages.Count > 0)

MediaBrowser.Providers/Manager/ProviderManager.cs

@@ -24,6 +24,7 @@ using MediaBrowser.Controller.Providers;
 using MediaBrowser.Controller.Subtitles;
 using MediaBrowser.Model.Configuration;
 using MediaBrowser.Model.Entities;
+using MediaBrowser.Model.Extensions;
 using MediaBrowser.Model.IO;
 using MediaBrowser.Model.Providers;
 using Microsoft.Extensions.Logging;
@@ -235,14 +236,7 @@ namespace MediaBrowser.Providers.Manager
 
             var preferredLanguage = item.GetPreferredMetadataLanguage();
 
-            var languages = new List<string>();
-            if (!query.IncludeAllLanguages && !string.IsNullOrWhiteSpace(preferredLanguage))
-            {
-                languages.Add(preferredLanguage);
-            }
-
-            // TODO include [query.IncludeAllLanguages] as an argument to the providers
-            var tasks = providers.Select(i => GetImages(item, i, languages, cancellationToken, query.ImageType));
+            var tasks = providers.Select(i => GetImages(item, i, preferredLanguage, query.IncludeAllLanguages, cancellationToken, query.ImageType));
 
             var results = await Task.WhenAll(tasks).ConfigureAwait(false);
 
@@ -254,17 +248,21 @@ namespace MediaBrowser.Providers.Manager
         /// </summary>
         /// <param name="item">The item.</param>
         /// <param name="provider">The provider.</param>
-        /// <param name="preferredLanguages">The preferred languages.</param>
+        /// <param name="preferredLanguage">The preferred language.</param>
+        /// <param name="includeAllLanguages">Whether to include all languages in results.</param>
         /// <param name="cancellationToken">The cancellation token.</param>
         /// <param name="type">The type.</param>
         /// <returns>Task{IEnumerable{RemoteImageInfo}}.</returns>
         private async Task<IEnumerable<RemoteImageInfo>> GetImages(
             BaseItem item,
             IRemoteImageProvider provider,
-            IReadOnlyCollection<string> preferredLanguages,
+            string preferredLanguage,
+            bool includeAllLanguages,
             CancellationToken cancellationToken,
             ImageType? type = null)
         {
+            bool hasPreferredLanguage = !string.IsNullOrWhiteSpace(preferredLanguage);
+
             try
             {
                 var result = await provider.GetImages(item, cancellationToken).ConfigureAwait(false);
@@ -274,14 +272,17 @@ namespace MediaBrowser.Providers.Manager
                     result = result.Where(i => i.Type == type.Value);
                 }
 
-                if (preferredLanguages.Count > 0)
+                if (!includeAllLanguages && hasPreferredLanguage)
                 {
-                    result = result.Where(i => string.IsNullOrEmpty(i.Language) ||
-                                               preferredLanguages.Contains(i.Language, StringComparer.OrdinalIgnoreCase) ||
+                    // Filter out languages that do not match the preferred languages.
+                    //
+                    // TODO: should exception case of "en" (English) eventually be removed?
+                    result = result.Where(i => string.IsNullOrWhiteSpace(i.Language) ||
+                                               string.Equals(preferredLanguage, i.Language, StringComparison.OrdinalIgnoreCase) ||
                                                string.Equals(i.Language, "en", StringComparison.OrdinalIgnoreCase));
                 }
 
-                return result;
+                return result.OrderByLanguageDescending(preferredLanguage);
             }
             catch (OperationCanceledException)
             {

MediaBrowser.Providers/Plugins/Tmdb/BoxSets/TmdbBoxSetImageProvider.cs

@@ -101,7 +101,7 @@ namespace MediaBrowser.Providers.Plugins.Tmdb.BoxSets
                 });
             }
 
-            return remoteImages.OrderByLanguageDescending(language);
+            return remoteImages;
         }
 
         public Task<HttpResponseMessage> GetImageResponse(string url, CancellationToken cancellationToken)

MediaBrowser.Providers/Plugins/Tmdb/Movies/TmdbMovieImageProvider.cs

@@ -13,7 +13,6 @@ using MediaBrowser.Controller.Entities.Movies;
 using MediaBrowser.Controller.Providers;
 using MediaBrowser.Model.Dto;
 using MediaBrowser.Model.Entities;
-using MediaBrowser.Model.Extensions;
 using MediaBrowser.Model.Providers;
 using TMDbLib.Objects.Find;
 
@@ -118,7 +117,7 @@ namespace MediaBrowser.Providers.Plugins.Tmdb.Movies
                 });
             }
 
-            return remoteImages.OrderByLanguageDescending(language);
+            return remoteImages;
         }
 
         public Task<HttpResponseMessage> GetImageResponse(string url, CancellationToken cancellationToken)

MediaBrowser.Providers/Plugins/Tmdb/People/TmdbPersonImageProvider.cs

@@ -10,7 +10,6 @@ using MediaBrowser.Common.Net;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Providers;
 using MediaBrowser.Model.Entities;
-using MediaBrowser.Model.Extensions;
 using MediaBrowser.Model.Providers;
 
 namespace MediaBrowser.Providers.Plugins.Tmdb.People
@@ -77,7 +76,7 @@ namespace MediaBrowser.Providers.Plugins.Tmdb.People
                 };
             }
 
-            return remoteImages.OrderByLanguageDescending(language);
+            return remoteImages;
         }
 
         public Task<HttpResponseMessage> GetImageResponse(string url, CancellationToken cancellationToken)

MediaBrowser.Providers/Plugins/Tmdb/TV/TmdbEpisodeImageProvider.cs

@@ -12,7 +12,6 @@ using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Providers;
 using MediaBrowser.Model.Dto;
 using MediaBrowser.Model.Entities;
-using MediaBrowser.Model.Extensions;
 using MediaBrowser.Model.Providers;
 
 namespace MediaBrowser.Providers.Plugins.Tmdb.TV
@@ -92,7 +91,7 @@ namespace MediaBrowser.Providers.Plugins.Tmdb.TV
                 };
             }
 
-            return remoteImages.OrderByLanguageDescending(language);
+            return remoteImages;
         }
 
         public Task<HttpResponseMessage> GetImageResponse(string url, CancellationToken cancellationToken)

MediaBrowser.Providers/Plugins/Tmdb/TV/TmdbSeasonImageProvider.cs

@@ -81,7 +81,7 @@ namespace MediaBrowser.Providers.Plugins.Tmdb.TV
                 };
             }
 
-            return remoteImages.OrderByLanguageDescending(language);
+            return remoteImages;
         }
 
         public IEnumerable<ImageType> GetSupportedImages(BaseItem item)

MediaBrowser.Providers/Plugins/Tmdb/TV/TmdbSeriesImageProvider.cs

@@ -13,7 +13,6 @@ using MediaBrowser.Controller.Entities.TV;
 using MediaBrowser.Controller.Providers;
 using MediaBrowser.Model.Dto;
 using MediaBrowser.Model.Entities;
-using MediaBrowser.Model.Extensions;
 using MediaBrowser.Model.Providers;
 
 namespace MediaBrowser.Providers.Plugins.Tmdb.TV
@@ -107,7 +106,7 @@ namespace MediaBrowser.Providers.Plugins.Tmdb.TV
                 };
             }
 
-            return remoteImages.OrderByLanguageDescending(language);
+            return remoteImages;
         }
 
         public Task<HttpResponseMessage> GetImageResponse(string url, CancellationToken cancellationToken)