60 lines
1.4 KiB
JavaScript
60 lines
1.4 KiB
JavaScript
const LANGUAGES_LIST = require('./data.js');
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const LANGUAGES = {};
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const LANGUAGES_BY_NAME = {};
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const LANGUAGE_CODES = [];
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const LANGUAGE_NAMES = [];
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const LANGUAGE_NATIVE_NAMES = [];
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for (const code in LANGUAGES_LIST) {
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const { name, nativeName } = LANGUAGES_LIST[code];
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LANGUAGES[code] =
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LANGUAGES_BY_NAME[name.toLowerCase()] =
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LANGUAGES_BY_NAME[nativeName.toLowerCase()] =
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{ code, name, nativeName };
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LANGUAGE_CODES.push(code);
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LANGUAGE_NAMES.push(name);
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LANGUAGE_NATIVE_NAMES.push(nativeName);
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}
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module.exports = class ISO6391 {
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static getLanguages(codes = []) {
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return codes.map(code =>
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ISO6391.validate(code)
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? Object.assign({}, LANGUAGES[code])
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: { code, name: '', nativeName: '' }
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);
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}
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static getName(code) {
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return ISO6391.validate(code) ? LANGUAGES_LIST[code].name : '';
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}
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static getAllNames() {
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return LANGUAGE_NAMES.slice();
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}
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static getNativeName(code) {
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return ISO6391.validate(code) ? LANGUAGES_LIST[code].nativeName : '';
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}
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static getAllNativeNames() {
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return LANGUAGE_NATIVE_NAMES.slice();
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}
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static getCode(name) {
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name = name.toLowerCase();
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return LANGUAGES_BY_NAME.hasOwnProperty(name)
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? LANGUAGES_BY_NAME[name].code
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: '';
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}
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static getAllCodes() {
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return LANGUAGE_CODES.slice();
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}
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static validate(code) {
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return LANGUAGES_LIST.hasOwnProperty(code);
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}
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}
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