embark-area-51/lib/core/i18n/i18n.js

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const i18n = require('i18n');
const osLocale = require('os-locale');
const path = require('path');
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const supported_languages = ['en', 'pt', 'fr', 'es'];
const default_language = 'en';
i18n.configure({
locales: supported_languages,
register: global,
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updateFiles: false,
syncFiles: false,
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directory: path.join(__dirname, '../../../', 'locales')
});
function isSupported(locale) {
return (supported_languages.indexOf(locale.substr(0, 2)) >= 0);
}
function setOrDetectLocale(locale) {
const how = locale ? 'specified' : 'detected';
let _locale = locale || osLocale.sync();
_locale = _locale.substr(0, 2);
if (_locale && !isSupported(_locale)) {
console.log(`===== locale ${_locale} ${how} but not supported, default: en =====`);
return;
}
return i18n.setLocale(_locale);
}
i18n.setLocale(default_language);
module.exports = {
i18n: i18n,
setOrDetectLocale: setOrDetectLocale
};