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