/********************************************************************************
 * Copyright (C) 2021 TypeFox and others.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0 which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the Eclipse
 * Public License v. 2.0 are satisfied: GNU General Public License, version 2
 * with the GNU Classpath Exception which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
 ********************************************************************************/ import * as express from 'express' ; import { inject , injectable } from 'inversify' ; import { BackendApplicationContribution } from '../backend-application' ; import { LocalizationRegistry } from './localization-contribution' ; import { LocalizationProvider } from './localization-provider' ; @ injectable ( ) export class LocalizationBackendContribution implements BackendApplicationContribution { @ inject ( LocalizationRegistry ) protected readonly localizationRegistry : LocalizationRegistry ; @ inject ( LocalizationProvider ) protected readonly localizationProvider : LocalizationProvider ; async initialize ( ) { await this . localizationRegistry . initialize ( ) ; } configure ( app ) { app . get ( '/i18n/:locale' , ( req , res ) => { let locale = req . params . locale ; locale = this . localizationProvider . getAvailableLanguages ( ) . includes ( locale ) && locale || 'en' ; this . localizationProvider . setCurrentLanguage ( locale ) ; res . send ( this . localizationProvider . loadLocalization ( locale ) ) ; } ) ; } }