125 lines
4.4 KiB
JavaScript
125 lines
4.4 KiB
JavaScript
var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
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function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
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import * as utils from './utils.js';
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import cookie from './browserLookups/cookie.js';
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import querystring from './browserLookups/querystring.js';
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import localStorage from './browserLookups/localStorage.js';
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import navigator from './browserLookups/navigator.js';
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import htmlTag from './browserLookups/htmlTag.js';
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import path from './browserLookups/path.js';
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import subdomain from './browserLookups/subdomain.js';
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function getDefaults() {
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return {
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order: ['querystring', 'cookie', 'localStorage', 'navigator', 'htmlTag'],
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lookupQuerystring: 'lng',
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lookupCookie: 'i18next',
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lookupLocalStorage: 'i18nextLng',
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// cache user language
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caches: ['localStorage'],
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excludeCacheFor: ['cimode'],
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//cookieMinutes: 10,
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//cookieDomain: 'myDomain'
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checkWhitelist: true
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};
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}
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var Browser = function () {
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function Browser(services) {
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var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
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_classCallCheck(this, Browser);
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this.type = 'languageDetector';
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this.detectors = {};
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this.init(services, options);
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}
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_createClass(Browser, [{
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key: 'init',
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value: function init(services) {
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var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
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var i18nOptions = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
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this.services = services;
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this.options = utils.defaults(options, this.options || {}, getDefaults());
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// backwards compatibility
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if (this.options.lookupFromUrlIndex) this.options.lookupFromPathIndex = this.options.lookupFromUrlIndex;
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this.i18nOptions = i18nOptions;
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this.addDetector(cookie);
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this.addDetector(querystring);
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this.addDetector(localStorage);
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this.addDetector(navigator);
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this.addDetector(htmlTag);
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this.addDetector(path);
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this.addDetector(subdomain);
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}
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}, {
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key: 'addDetector',
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value: function addDetector(detector) {
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this.detectors[detector.name] = detector;
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}
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}, {
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key: 'detect',
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value: function detect(detectionOrder) {
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var _this = this;
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if (!detectionOrder) detectionOrder = this.options.order;
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var detected = [];
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detectionOrder.forEach(function (detectorName) {
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if (_this.detectors[detectorName]) {
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var lookup = _this.detectors[detectorName].lookup(_this.options);
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if (lookup && typeof lookup === 'string') lookup = [lookup];
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if (lookup) detected = detected.concat(lookup);
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}
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});
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var found = void 0;
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detected.forEach(function (lng) {
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if (found) return;
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var cleanedLng = _this.services.languageUtils.formatLanguageCode(lng);
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if (!_this.options.checkWhitelist || _this.services.languageUtils.isWhitelisted(cleanedLng)) found = cleanedLng;
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});
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if (!found) {
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var fallbacks = this.i18nOptions.fallbackLng;
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if (typeof fallbacks === 'string') fallbacks = [fallbacks];
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if (!fallbacks) fallbacks = [];
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if (Object.prototype.toString.apply(fallbacks) === '[object Array]') {
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found = fallbacks[0];
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} else {
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found = fallbacks[0] || fallbacks.default && fallbacks.default[0];
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}
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}
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return found;
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}
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}, {
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key: 'cacheUserLanguage',
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value: function cacheUserLanguage(lng, caches) {
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var _this2 = this;
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if (!caches) caches = this.options.caches;
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if (!caches) return;
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if (this.options.excludeCacheFor && this.options.excludeCacheFor.indexOf(lng) > -1) return;
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caches.forEach(function (cacheName) {
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if (_this2.detectors[cacheName]) _this2.detectors[cacheName].cacheUserLanguage(lng, _this2.options);
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});
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}
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}]);
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return Browser;
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}();
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Browser.type = 'languageDetector';
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export default Browser; |