@enact/i18n/locale/locale.js

Internationalization support for Enact using iLib

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.isNonLatinLocale = isNonLatinLocale;
exports.isRtlLocale = isRtlLocale;
exports.updateLocale = void 0;
var _ilib = _interopRequireDefault(require("ilib"));
var _LocaleInfo = _interopRequireDefault(require("ilib/lib/LocaleInfo"));
var _ScriptInfo = _interopRequireDefault(require("ilib/lib/ScriptInfo"));
var _case = require("../src/case");
var _excluded = ["onLoad", "latinLanguageOverrides", "nonLatinLanguageOverrides"];
/**
 * Exports the {@link i18n/locale.isNonLatinLocale}, {@link i18n/locale.isRtlLocale} and
 * {@link i18n/locale.updateLocale} functions.
 *
 * @module i18n/locale
 * @private
 */
function _interopRequireDefault(e) { return e && e.__esModule ? e : { "default": e }; }
function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
function _defineProperty(e, r, t) { return (r = _toPropertyKey(r)) in e ? Object.defineProperty(e, r, { value: t, enumerable: !0, configurable: !0, writable: !0 }) : e[r] = t, e; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == typeof i ? i : i + ""; }
function _toPrimitive(t, r) { if ("object" != typeof t || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != typeof i) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
function _objectWithoutProperties(e, t) { if (null == e) return {}; var o, r, i = _objectWithoutPropertiesLoose(e, t); if (Object.getOwnPropertySymbols) { var n = Object.getOwnPropertySymbols(e); for (r = 0; r < n.length; r++) o = n[r], -1 === t.indexOf(o) && {}.propertyIsEnumerable.call(e, o) && (i[o] = e[o]); } return i; }
function _objectWithoutPropertiesLoose(r, e) { if (null == r) return {}; var t = {}; for (var n in r) if ({}.hasOwnProperty.call(r, n)) { if (-1 !== e.indexOf(n)) continue; t[n] = r[n]; } return t; }
// Returns `true` if a locale list is provided and it includes either the language (the first part
// of the spec e.g. ko) or the entire spec (e.g. ko-KR)
var includesLocale = function includesLocale(localeList, locale) {
  return Array.isArray(localeList) && (localeList.includes(locale.getLanguage()) || localeList.includes(locale.toString()));
};

/**
 * Tell whether or not the given locale is considered a non-Latin locale for webOS purposes. This
 * controls which fonts are used in various places to show the various languages. An undefined spec
 * parameter means to test the current locale.
 *
 * @memberof i18n/locale
 * @param {ilib.Locale|string|undefined} spec locale specifier or locale object of the locale to
 *	test, or undefined to test the current locale
 * @param {Object} [options] An object configuring the request. Must include an `onLoad` member to
 *                           receive the result.
 */
function isNonLatinLocale(spec) {
  var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
  var _onLoad = options.onLoad,
    latinLanguageOverrides = options.latinLanguageOverrides,
    nonLatinLanguageOverrides = options.nonLatinLanguageOverrides,
    rest = _objectWithoutProperties(options, _excluded);
  if (!_onLoad) return;

  // eslint-disable-next-line no-new
  new _LocaleInfo["default"](spec, _objectSpread(_objectSpread({}, rest), {}, {
    onLoad: function onLoad(li) {
      var locale = li.getLocale();
      _onLoad(
      // the language actually is non-latin and should not be treated as latin
      li.getScript() !== 'Latn' && !includesLocale(latinLanguageOverrides, locale) ||
      // the language is latin but should be treated as non-latin
      includesLocale(nonLatinLanguageOverrides, locale));
    }
  }));
}

/**
 * Determines if current locale is a right-to-left locale.
 *
 * @memberof i18n/locale
 * @param {Object} [options] An object configuring the request. Must include an `onLoad` member to
 *                           receive the result.
 */
function isRtlLocale() {
  var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
  var _onLoad2 = options.onLoad,
    sync = options.sync;
  if (!_onLoad2) return;

  // eslint-disable-next-line no-new
  new _LocaleInfo["default"](_ilib["default"].getLocale(), _objectSpread(_objectSpread({}, options), {}, {
    onLoad: function onLoad(li) {
      var scriptName = li.getScript();
      // eslint-disable-next-line no-new
      new _ScriptInfo["default"](scriptName, {
        sync: sync,
        onLoad: function onLoad(script) {
          _onLoad2(script.getScriptDirection() === 'rtl');
        }
      });
    }
  }));
}

/**
 * This Enact hook lets us know that the system locale has changed and gives
 * us a chance to update the iLib locale before Enact broadcasts its
 * `onlocalechange` signal.
 * Provide a locale string, like 'en-US' or 'ja-JP', to conveniently set
 * that locale immediately. Provide nothing, and reset the locale back to the
 * browser's default language.
 *
 * @memberof i18n/locale
 * @param {String} locale Locale identifier
 * @returns {undefined}
 */
var updateLocale = exports.updateLocale = function updateLocale(locale) {
  // blow away the cache to force it to reload the manifest files for the new app
  // eslint-disable-next-line no-undefined
  if (_ilib["default"]._load) _ilib["default"]._load.manifest = undefined;
  // remove the cache of the platform name to allow transition between snapshot and browser
  delete _ilib["default"]._platform;
  // load any external ilib/resbundle data
  _ilib["default"].data = global.ilibData || _ilib["default"].data;
  _ilib["default"].data.cache = _ilib["default"].data.cache || {};
  _ilib["default"].data.cache['ResBundle-strings'] = global.resBundleData || {};
  // ilib handles falsy values and automatically uses local locale when encountered which
  // is expected and desired
  _ilib["default"].setLocale(locale);
  var newLocale = _ilib["default"].getLocale();
  // Recreate the case mappers to use the just-recently-set locale
  (0, _case.initCaseMappers)();
  return newLocale;
};