diff options
Diffstat (limited to 'Emby.Server.Implementations/Localization/LocalizationManager.cs')
| -rw-r--r-- | Emby.Server.Implementations/Localization/LocalizationManager.cs | 250 |
1 files changed, 160 insertions, 90 deletions
diff --git a/Emby.Server.Implementations/Localization/LocalizationManager.cs b/Emby.Server.Implementations/Localization/LocalizationManager.cs index d8797e612b..2a7a3388aa 100644 --- a/Emby.Server.Implementations/Localization/LocalizationManager.cs +++ b/Emby.Server.Implementations/Localization/LocalizationManager.cs @@ -3,10 +3,12 @@ using System.Collections.Concurrent; using System.Collections.Frozen; using System.Collections.Generic; using System.Diagnostics.CodeAnalysis; +using System.Globalization; using System.IO; using System.Linq; using System.Reflection; using System.Text.Json; +using System.Threading; using System.Threading.Tasks; using Jellyfin.Extensions; using Jellyfin.Extensions.Json; @@ -26,21 +28,36 @@ namespace Emby.Server.Implementations.Localization private const string RatingsPath = "Emby.Server.Implementations.Localization.Ratings."; private const string CulturesPath = "Emby.Server.Implementations.Localization.iso6392.txt"; private const string CountriesPath = "Emby.Server.Implementations.Localization.countries.json"; + private const string CoreResourcePrefix = "Emby.Server.Implementations.Localization.Core."; private static readonly Assembly _assembly = typeof(LocalizationManager).Assembly; private static readonly string[] _unratedValues = ["n/a", "unrated", "not rated", "nr"]; + /// <summary> + /// Gets the mapping from BCP-47 hyphenated culture codes to Jellyfin's underscore-based codes. + /// </summary> + public static readonly FrozenDictionary<string, string> Bcp47ToJellyfinMap = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase) + { + ["es-419"] = "es_419", + ["es-DO"] = "es_DO", + ["ur-PK"] = "ur_PK" + }.ToFrozenDictionary(StringComparer.OrdinalIgnoreCase); + private readonly IServerConfigurationManager _configurationManager; private readonly ILogger<LocalizationManager> _logger; private readonly Dictionary<string, Dictionary<string, ParentalRatingScore?>> _allParentalRatings = new(StringComparer.OrdinalIgnoreCase); - private readonly ConcurrentDictionary<string, Dictionary<string, string>> _dictionaries = new(StringComparer.OrdinalIgnoreCase); + private static readonly AsyncLocal<IReadOnlyList<string>?> _requestCultureFallback = new(); + + private readonly ConcurrentDictionary<string, Dictionary<string, string>> _cultureOnlyDictionaries = new(StringComparer.OrdinalIgnoreCase); private readonly JsonSerializerOptions _jsonOptions = JsonDefaults.Options; private readonly ConcurrentDictionary<string, CultureDto?> _cultureCache = new(StringComparer.OrdinalIgnoreCase); private List<CultureDto> _cultures = []; + private static readonly IReadOnlyList<LocalizationOption> _localizationOptions = BuildLocalizationOptions(); + private FrozenDictionary<string, string> _iso6392BtoT = null!; /// <summary> @@ -54,6 +71,41 @@ namespace Emby.Server.Implementations.Localization { _configurationManager = configurationManager; _logger = logger; + + _configurationManager.ConfigurationUpdated += OnConfigurationUpdated; + } + + /// <summary> + /// Gets or sets the per-request culture fallback chain resolved from Accept-Language. + /// Each entry is a Jellyfin culture code (e.g. "de", "nl", "en-US") in priority order. + /// </summary> + public static IReadOnlyList<string>? RequestCultureFallback + { + get => _requestCultureFallback.Value; + set => _requestCultureFallback.Value = value; + } + + /// <summary> + /// Checks whether a translation resource file exists for the given culture code. + /// </summary> + /// <param name="culture">The culture code to check (e.g. "de", "pt-BR", "es_419").</param> + /// <returns><c>true</c> if an embedded translation resource exists for the culture.</returns> + public static bool HasTranslation(string culture) + { + var resourceName = CoreResourcePrefix + GetResourceFilename(culture); + return _assembly.GetManifestResourceInfo(resourceName) is not null; + } + + private static void OnConfigurationUpdated(object? sender, EventArgs e) + { + if (sender is IServerConfigurationManager configManager) + { + var uiCulture = configManager.Configuration.UICulture; + if (!string.IsNullOrEmpty(uiCulture)) + { + CultureInfo.DefaultThreadCurrentUICulture = new CultureInfo(uiCulture); + } + } } /// <summary> @@ -420,6 +472,27 @@ namespace Emby.Server.Implementations.Localization /// <inheritdoc /> public string GetLocalizedString(string phrase) { + var fallback = _requestCultureFallback.Value; + if (fallback is not null) + { + foreach (var culture in fallback) + { + var dict = GetLocalizationDictionary(culture); + if (dict.TryGetValue(phrase, out var value)) + { + return value; + } + } + + return phrase; + } + + return GetLocalizedString(phrase, CultureInfo.CurrentUICulture.Name); + } + + /// <inheritdoc /> + public string GetServerLocalizedString(string phrase) + { return GetLocalizedString(phrase, _configurationManager.Configuration.UICulture); } @@ -436,6 +509,12 @@ namespace Emby.Server.Implementations.Localization culture = DefaultCulture; } + // Normalize BCP-47 hyphenated codes to Jellyfin's underscore-based codes + if (Bcp47ToJellyfinMap.TryGetValue(culture, out var mapped)) + { + culture = mapped; + } + var dictionary = GetLocalizationDictionary(culture); if (dictionary.TryGetValue(phrase, out var value)) @@ -443,6 +522,15 @@ namespace Emby.Server.Implementations.Localization return value; } + if (!string.Equals(culture, DefaultCulture, StringComparison.OrdinalIgnoreCase)) + { + var fallback = GetLocalizationDictionary(DefaultCulture); + if (fallback.TryGetValue(phrase, out var fallbackValue)) + { + return fallbackValue; + } + } + return phrase; } @@ -450,26 +538,17 @@ namespace Emby.Server.Implementations.Localization { ArgumentException.ThrowIfNullOrEmpty(culture); - const string Prefix = "Core"; - - return _dictionaries.GetOrAdd( + return _cultureOnlyDictionaries.GetOrAdd( culture, - static (key, localizationManager) => localizationManager.GetDictionary(Prefix, key, DefaultCulture + ".json").GetAwaiter().GetResult(), - this); - } - - private async Task<Dictionary<string, string>> GetDictionary(string prefix, string culture, string baseFilename) - { - ArgumentException.ThrowIfNullOrEmpty(culture); - - var dictionary = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase); - - var namespaceName = GetType().Namespace + "." + prefix; - - await CopyInto(dictionary, namespaceName + "." + baseFilename).ConfigureAwait(false); - await CopyInto(dictionary, namespaceName + "." + GetResourceFilename(culture)).ConfigureAwait(false); + static (key, localizationManager) => + { + var dictionary = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase); + var namespaceName = localizationManager.GetType().Namespace + ".Core"; + localizationManager.CopyInto(dictionary, namespaceName + "." + GetResourceFilename(key)).GetAwaiter().GetResult(); - return dictionary; + return dictionary; + }, + this); } private async Task CopyInto(IDictionary<string, string> dictionary, string resourcePath) @@ -508,77 +587,68 @@ namespace Emby.Server.Implementations.Localization /// <inheritdoc /> public IEnumerable<LocalizationOption> GetLocalizationOptions() { - yield return new LocalizationOption("Afrikaans", "af"); - yield return new LocalizationOption("العربية", "ar"); - yield return new LocalizationOption("Беларуская", "be"); - yield return new LocalizationOption("Български", "bg-BG"); - yield return new LocalizationOption("বাংলা (বাংলাদেশ)", "bn"); - yield return new LocalizationOption("Català", "ca"); - yield return new LocalizationOption("Čeština", "cs"); - yield return new LocalizationOption("Cymraeg", "cy"); - yield return new LocalizationOption("Dansk", "da"); - yield return new LocalizationOption("Deutsch", "de"); - yield return new LocalizationOption("English (United Kingdom)", "en-GB"); - yield return new LocalizationOption("English", "en-US"); - yield return new LocalizationOption("Ελληνικά", "el"); - yield return new LocalizationOption("Esperanto", "eo"); - yield return new LocalizationOption("Español", "es"); - yield return new LocalizationOption("Español americano", "es_419"); - yield return new LocalizationOption("Español (Argentina)", "es-AR"); - yield return new LocalizationOption("Español (Dominicana)", "es_DO"); - yield return new LocalizationOption("Español (México)", "es-MX"); - yield return new LocalizationOption("Eesti", "et"); - yield return new LocalizationOption("Basque", "eu"); - yield return new LocalizationOption("فارسی", "fa"); - yield return new LocalizationOption("Suomi", "fi"); - yield return new LocalizationOption("Filipino", "fil"); - yield return new LocalizationOption("Français", "fr"); - yield return new LocalizationOption("Français (Canada)", "fr-CA"); - yield return new LocalizationOption("Galego", "gl"); - yield return new LocalizationOption("Schwiizerdütsch", "gsw"); - yield return new LocalizationOption("עִבְרִית", "he"); - yield return new LocalizationOption("हिन्दी", "hi"); - yield return new LocalizationOption("Hrvatski", "hr"); - yield return new LocalizationOption("Magyar", "hu"); - yield return new LocalizationOption("Bahasa Indonesia", "id"); - yield return new LocalizationOption("Íslenska", "is"); - yield return new LocalizationOption("Italiano", "it"); - yield return new LocalizationOption("日本語", "ja"); - yield return new LocalizationOption("Qazaqşa", "kk"); - yield return new LocalizationOption("한국어", "ko"); - yield return new LocalizationOption("Lietuvių", "lt"); - yield return new LocalizationOption("Latviešu", "lv"); - yield return new LocalizationOption("Македонски", "mk"); - yield return new LocalizationOption("മലയാളം", "ml"); - yield return new LocalizationOption("मराठी", "mr"); - yield return new LocalizationOption("Bahasa Melayu", "ms"); - yield return new LocalizationOption("Norsk bokmål", "nb"); - yield return new LocalizationOption("नेपाली", "ne"); - yield return new LocalizationOption("Nederlands", "nl"); - yield return new LocalizationOption("Norsk nynorsk", "nn"); - yield return new LocalizationOption("ਪੰਜਾਬੀ", "pa"); - yield return new LocalizationOption("Polski", "pl"); - yield return new LocalizationOption("Pirate", "pr"); - yield return new LocalizationOption("Português", "pt"); - yield return new LocalizationOption("Português (Brasil)", "pt-BR"); - yield return new LocalizationOption("Português (Portugal)", "pt-PT"); - yield return new LocalizationOption("Românește", "ro"); - yield return new LocalizationOption("Русский", "ru"); - yield return new LocalizationOption("Slovenčina", "sk"); - yield return new LocalizationOption("Slovenščina", "sl-SI"); - yield return new LocalizationOption("Shqip", "sq"); - yield return new LocalizationOption("Српски", "sr"); - yield return new LocalizationOption("Svenska", "sv"); - yield return new LocalizationOption("தமிழ்", "ta"); - yield return new LocalizationOption("తెలుగు", "te"); - yield return new LocalizationOption("ภาษาไทย", "th"); - yield return new LocalizationOption("Türkçe", "tr"); - yield return new LocalizationOption("Українська", "uk"); - yield return new LocalizationOption("اُردُو", "ur_PK"); - yield return new LocalizationOption("Tiếng Việt", "vi"); - yield return new LocalizationOption("汉语 (简体字)", "zh-CN"); - yield return new LocalizationOption("漢語 (繁體字)", "zh-TW"); - yield return new LocalizationOption("廣東話 (香港)", "zh-HK"); + return _localizationOptions; + } + + private static IReadOnlyList<LocalizationOption> BuildLocalizationOptions() + { + var options = new List<LocalizationOption>(); + var prefix = CoreResourcePrefix; + + foreach (var resource in _assembly.GetManifestResourceNames()) + { + if (!resource.StartsWith(prefix, StringComparison.Ordinal) + || !resource.EndsWith(".json", StringComparison.Ordinal)) + { + continue; + } + + // Extract culture code from resource name: "...Core.de.json" -> "de", "...Core.pt-BR.json" -> "pt-BR" + var code = resource[prefix.Length..^5]; + + // Skip the base language file — en-US is added explicitly below + if (code.Equals(DefaultCulture, StringComparison.OrdinalIgnoreCase)) + { + continue; + } + + var displayName = GetDisplayName(code); + options.Add(new LocalizationOption(displayName, code)); + } + + // Ensure en-US is always present + options.Add(new LocalizationOption("English", DefaultCulture)); + + options.Sort((a, b) => string.Compare(a.Name, b.Name, StringComparison.OrdinalIgnoreCase)); + return options; + } + + private static string GetDisplayName(string cultureCode) + { + // Handle Jellyfin-specific codes that aren't valid CultureInfo names + if (Bcp47ToJellyfinMap.Values.Contains(cultureCode)) + { + // Convert underscore to hyphen for CultureInfo lookup + var normalized = cultureCode.Replace('_', '-'); + try + { + return CultureInfo.GetCultureInfo(normalized).NativeName; + } + catch (CultureNotFoundException) + { + return cultureCode; + } + } + + try + { + return CultureInfo.GetCultureInfo(cultureCode).NativeName; + } + catch (CultureNotFoundException) + { + // Custom/novelty codes like "pr" (Pirate) — fall back to code itself + return cultureCode; + } } /// <inheritdoc /> |