105 lines
3.6 KiB
C#
105 lines
3.6 KiB
C#
// Copyright (c) .NET Foundation. All rights reserved.
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// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
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using System;
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using System.Collections.Generic;
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using System.Globalization;
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using Microsoft.AspNet.Mvc.Rendering;
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using Microsoft.AspNet.Mvc.ViewFeatures.Internal;
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using Microsoft.Extensions.Localization;
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using Microsoft.Extensions.PlatformAbstractions;
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namespace Microsoft.AspNet.Mvc.Localization
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{
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/// <summary>
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/// A <see cref="IHtmlLocalizer"/> implementation that provides localized strings for views.
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/// </summary>
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public class ViewLocalizer : IViewLocalizer, ICanHasViewContext
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{
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private readonly IHtmlLocalizerFactory _localizerFactory;
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private readonly string _applicationName;
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private IHtmlLocalizer _localizer;
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/// <summary>
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/// Creates a new <see cref="ViewLocalizer"/>.
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/// </summary>
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/// <param name="localizerFactory">The <see cref="IHtmlLocalizerFactory"/>.</param>
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/// <param name="applicationEnvironment">The <see cref="IApplicationEnvironment"/>.</param>
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public ViewLocalizer(IHtmlLocalizerFactory localizerFactory, IApplicationEnvironment applicationEnvironment)
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{
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if (localizerFactory == null)
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{
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throw new ArgumentNullException(nameof(localizerFactory));
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}
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if (applicationEnvironment == null)
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{
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throw new ArgumentNullException(nameof(applicationEnvironment));
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}
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_applicationName = applicationEnvironment.ApplicationName;
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_localizerFactory = localizerFactory;
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}
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/// <inheritdoc />
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public virtual LocalizedHtmlString this[string key]
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{
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get
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{
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if (key == null)
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{
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throw new ArgumentNullException(nameof(key));
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}
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return _localizer[key];
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}
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}
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/// <inheritdoc />
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public virtual LocalizedHtmlString this[string key, params object[] arguments]
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{
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get
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{
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if (key == null)
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{
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throw new ArgumentNullException(nameof(key));
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}
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return _localizer[key, arguments];
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}
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}
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/// <inheritdoc />
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public LocalizedString GetString(string name) => _localizer.GetString(name);
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/// <inheritdoc />
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public LocalizedString GetString(string name, params object[] values) => _localizer.GetString(name, values);
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/// <inheritdoc />
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public IHtmlLocalizer WithCulture(CultureInfo culture) => _localizer.WithCulture(culture);
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/// <inheritdoc />
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public IEnumerable<LocalizedString> GetAllStrings(bool includeParentCultures) =>
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_localizer.GetAllStrings(includeParentCultures);
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/// <summary>
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/// Apply the specified <see cref="ViewContext"/>.
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/// </summary>
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/// <param name="viewContext">The <see cref="ViewContext"/>.</param>
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public void Contextualize(ViewContext viewContext)
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{
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if (viewContext == null)
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{
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throw new ArgumentNullException(nameof(viewContext));
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}
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var baseName = viewContext.View.Path.Replace('/', '.').Replace('\\', '.');
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if (baseName.StartsWith(".", StringComparison.OrdinalIgnoreCase))
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{
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baseName = baseName.Substring(1);
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}
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_localizer = _localizerFactory.Create(baseName, _applicationName);
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}
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}
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} |