Phillip Thelen
99 lines
3.2 KiB
JavaScript
99 lines
3.2 KiB
JavaScript
import fs from 'fs';
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import path from 'path';
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import _ from 'lodash';
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import shared from '../../common';
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import {
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approvedLanguages as capprovedLanguages,
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multipleVersionsLanguages as cmultipleVersionsLanguages,
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} from '../../common/script/libs/i18n';
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export const localePath = path.join(__dirname, '../../common/locales/');
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export const translations = {};
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export const momentLangs = {};
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function _loadTranslations (locale) {
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const files = fs.readdirSync(path.join(localePath, locale));
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translations[locale] = {};
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files.forEach(file => {
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if (path.extname(file) !== '.json') return;
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// We use require to load and parse a JSON file
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_.merge(translations[locale], require(path.join(localePath, locale, file))); // eslint-disable-line global-require, import/no-dynamic-require, max-len
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});
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}
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// First fetch English strings so we can merge them with missing strings in other languages
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_loadTranslations('en');
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// Then load all other languages
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capprovedLanguages.forEach(file => {
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if (file === 'en' || fs.statSync(path.join(localePath, file)).isDirectory() === false) return;
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_loadTranslations(file);
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// Strip empty strings, then merge missing strings from english
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translations[file] = _.pickBy(translations[file], string => string !== '');
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_.defaults(translations[file], translations.en);
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});
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// Handle differences in language codes between MomentJS and /locales
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const momentLangsMapping = {
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en: 'en-gb',
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en_GB: 'en-gb', // eslint-disable-line camelcase
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no: 'nn',
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zh: 'zh-cn',
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zh_TW: 'zh-tw', // eslint-disable-line camelcase
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es_419: 'es', // eslint-disable-line camelcase
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pt_BR: 'pt-br', // eslint-disable-line camelcase
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};
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export const langCodes = Object.keys(translations);
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export const availableLanguages = langCodes.map(langCode => ({
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code: langCode,
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name: translations[langCode].languageName,
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}));
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// Remove en_GB from langCodes checked by browser to avoid it being
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// used in place of plain original 'en'
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// (it's an optional language that can be enabled only in setting)
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export const defaultLangCodes = _.without(langCodes, 'en_GB');
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langCodes.forEach(code => {
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const lang = _.find(availableLanguages, { code });
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lang.momentLangCode = momentLangsMapping[code] || code;
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try {
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// MomentJS lang files are JS files that has to be executed
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// in the browser so we load them as plain text files
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// We wrap everything in a try catch because the file might not exist
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const f = fs.readFileSync(path.join(__dirname, `/../../../node_modules/moment/locale/${lang.momentLangCode}.js`), 'utf8');
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momentLangs[code] = f;
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} catch (e) { // eslint-disable-lint no-empty
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// The catch block is mandatory so it won't crash the server
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}
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});
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// Add translations to shared
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shared.i18n.translations = translations;
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export const multipleVersionsLanguages = cmultipleVersionsLanguages;
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export function geti18nBrowserScript (languageCode) {
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const language = _.find(availableLanguages, { code: languageCode });
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return `(function () {
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if (!window) return;
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window['habitica-i18n'] = ${JSON.stringify({
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availableLanguages,
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language,
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strings: translations[languageCode],
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momentLang: momentLangs[languageCode],
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})};
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})()`;
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}
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