43 lines
1.1 KiB
JavaScript
43 lines
1.1 KiB
JavaScript
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/* @flow */
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import BrowserLanguageDetector from 'i18next-browser-languagedetector';
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import configLanguageDetector from './configLanguageDetector';
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declare var interfaceConfig: Object;
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/**
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* The ordered list (by name) of language detectors to be utilized as backends
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* by the singleton language detector for Web.
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*
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* @type {Array<string>}
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*/
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const order = [
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'querystring',
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'localStorage',
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configLanguageDetector.name
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];
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// Allow i18next to detect the system language reported by the Web browser
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// itself.
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interfaceConfig.LANG_DETECTION && order.push('navigator');
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/**
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* The singleton language detector for Web.
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*/
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const languageDetector
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= new BrowserLanguageDetector(
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/* services */ null,
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/* options */ {
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caches: [ 'localStorage' ],
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lookupLocalStorage: 'language',
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lookupQuerystring: 'lang',
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order
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});
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// Add the language detector which looks the language up in the config. Its
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// order has already been established above.
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languageDetector.addDetector(configLanguageDetector);
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export default languageDetector;
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