using System; using System.Collections.Generic; using System.IO; using System.Linq; using System.Reflection; using System.Windows; using Wox.Core.UI; using Wox.Core.UserSettings; using Wox.Infrastructure.Exception; using Wox.Infrastructure.Logger; using Wox.Plugin; namespace Wox.Core.i18n { public class Internationalization : IInternationalization, IUIResource { public const string DirectoryName = "Languages"; private static readonly string DefaultDirectory = Path.Combine(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), DirectoryName); static Internationalization() { MakesureThemeDirectoriesExist(); } private static void MakesureThemeDirectoriesExist() { if (!Directory.Exists(DefaultDirectory)) { try { Directory.CreateDirectory(DefaultDirectory); } catch (System.Exception e) { Log.Error(e); } } } public void ChangeLanguage(string languageCode) { Language language = GetLanguageByLanguageCode(languageCode); ChangeLanguage(language); } private Language GetLanguageByLanguageCode(string languageCode) { Language language = AvailableLanguages.GetAvailableLanguages().FirstOrDefault(o => o.LanguageCode.ToLower() == languageCode.ToLower()); if (language == null) { throw new WoxI18nException("Invalid language code:" + languageCode); } return language; } public void ChangeLanguage(Language language) { if (language == null) throw new WoxI18nException("language can't be null"); string path = GetLanguagePath(language); if (string.IsNullOrEmpty(path)) { path = GetLanguagePath(AvailableLanguages.English); if (string.IsNullOrEmpty(path)) { throw new System.Exception("Change Language failed"); } } UserSettingStorage.Instance.Language = language.LanguageCode; UserSettingStorage.Instance.Save(); ResourceMerger.UpdateResources(this); } public ResourceDictionary GetResourceDictionary() { return new ResourceDictionary { Source = new Uri(GetLanguageFile(DefaultDirectory), UriKind.Absolute) }; } public List LoadAvailableLanguages() { return AvailableLanguages.GetAvailableLanguages(); } public string GetTranslation(string key) { try { object translation = Application.Current.FindResource(key); if (translation == null) { return "NoTranslation"; } return translation.ToString(); } catch { return "NoTranslation"; } } private string GetLanguagePath(string languageCode) { Language language = GetLanguageByLanguageCode(languageCode); return GetLanguagePath(language); } internal void UpdatePluginMetadataTranslations(PluginPair pluginPair) { var pluginI18n = pluginPair.Plugin as IPluginI18n; if (pluginI18n == null) return; try { pluginPair.Metadata.Name = pluginI18n.GetTranslatedPluginTitle(); pluginPair.Metadata.Description = pluginI18n.GetTranslatedPluginDescription(); } catch (System.Exception e) { var woxPluginException = new WoxPluginException(pluginPair.Metadata.Name, "Update Plugin metadata translation failed:", e); Log.Error(woxPluginException); } } private string GetLanguagePath(Language language) { string path = Path.Combine(DefaultDirectory, language.LanguageCode + ".xaml"); if (File.Exists(path)) { return path; } return string.Empty; } public string GetLanguageFile(string folder) { if (!Directory.Exists(folder)) return string.Empty; string path = Path.Combine(folder, UserSettingStorage.Instance.Language + ".xaml"); if (File.Exists(path)) { return path; } else { string english = Path.Combine(folder, "en.xaml"); if (File.Exists(english)) { return english; } return string.Empty; } } } }