ES6ify detect.js

This commit is contained in:
Bryan Housel
2020-02-21 10:42:58 -05:00
parent c0090929e0
commit ed58c8f62b

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@@ -2,146 +2,149 @@ import { currentLocale, setTextDirection, setLanguageNames, setScriptNames } fro
import { dataLocales } from '../../data/index';
import { utilStringQs } from './util';
var detected;
let _detected;
export function utilDetect(force) {
if (detected && !force) return detected;
detected = {};
if (_detected && !force) return _detected;
_detected = {};
var ua = navigator.userAgent,
m = null,
q = utilStringQs(window.location.hash.substring(1));
const ua = navigator.userAgent;
const hash = utilStringQs(window.location.hash);
let m = null;
m = ua.match(/(edge)\/?\s*(\.?\d+(\.\d+)*)/i); // Edge
/* Browser */
m = ua.match(/(edge)\/?\s*(\.?\d+(\.\d+)*)/i); // Edge
if (m !== null) {
_detected.browser = m[1];
_detected.version = m[2];
}
if (!_detected.browser) {
m = ua.match(/Trident\/.*rv:([0-9]{1,}[\.0-9]{0,})/i); // IE11
if (m !== null) {
detected.browser = m[1];
detected.version = m[2];
_detected.browser = 'msie';
_detected.version = m[1];
}
if (!detected.browser) {
m = ua.match(/Trident\/.*rv:([0-9]{1,}[\.0-9]{0,})/i); // IE11
if (m !== null) {
detected.browser = 'msie';
detected.version = m[1];
}
}
if (!_detected.browser) {
m = ua.match(/(opr)\/?\s*(\.?\d+(\.\d+)*)/i); // Opera 15+
if (m !== null) {
_detected.browser = 'Opera';
_detected.version = m[2];
}
if (!detected.browser) {
m = ua.match(/(opr)\/?\s*(\.?\d+(\.\d+)*)/i); // Opera 15+
if (m !== null) {
detected.browser = 'Opera';
detected.version = m[2];
}
}
if (!_detected.browser) {
m = ua.match(/(opera|chrome|safari|firefox|msie)\/?\s*(\.?\d+(\.\d+)*)/i);
if (m !== null) {
_detected.browser = m[1];
_detected.version = m[2];
m = ua.match(/version\/([\.\d]+)/i);
if (m !== null) _detected.version = m[1];
}
if (!detected.browser) {
m = ua.match(/(opera|chrome|safari|firefox|msie)\/?\s*(\.?\d+(\.\d+)*)/i);
if (m !== null) {
detected.browser = m[1];
detected.version = m[2];
m = ua.match(/version\/([\.\d]+)/i);
if (m !== null) detected.version = m[1];
}
}
if (!detected.browser) {
detected.browser = navigator.appName;
detected.version = navigator.appVersion;
}
if (!_detected.browser) {
_detected.browser = navigator.appName;
_detected.version = navigator.appVersion;
}
// keep major.minor version only..
_detected.version = _detected.version.split(/\W/).slice(0,2).join('.');
// detect other browser capabilities
// Legacy Opera has incomplete svg style support. See #715
_detected.opera = (_detected.browser.toLowerCase() === 'opera' && parseFloat(_detected.version) < 15 );
if (_detected.browser.toLowerCase() === 'msie') {
_detected.ie = true;
_detected.browser = 'Internet Explorer';
_detected.support = parseFloat(_detected.version) >= 11;
} else {
_detected.ie = false;
_detected.support = true;
}
_detected.filedrop = (window.FileReader && 'ondrop' in window);
_detected.download = !(_detected.ie || _detected.browser.toLowerCase() === 'edge');
_detected.cssfilters = !(_detected.ie || _detected.browser.toLowerCase() === 'edge');
/* Platform */
if (/Win/.test(ua)) {
_detected.os = 'win';
_detected.platform = 'Windows';
} else if (/Mac/.test(ua)) {
_detected.os = 'mac';
_detected.platform = 'Macintosh';
} else if (/X11/.test(ua) || /Linux/.test(ua)) {
_detected.os = 'linux';
_detected.platform = 'Linux';
} else {
_detected.os = 'win';
_detected.platform = 'Unknown';
}
/* Locale, Language */
// The locale and language specified in the url hash
if (hash.locale) {
_detected.hashLocale = hash.locale;
_detected.hashLanguage = hash.locale.split('-')[0];
}
// The locale and language specified by the user's browser
_detected.browserLocale = (navigator.language || navigator.userLanguage || 'en-US');
_detected.browserLanguage = _detected.browserLocale.split('-')[0];
// Search `navigator.languages` for a better locale. Prefer the first language,
// unless the second language is a culture-specific version of the first one, see #3842
if (navigator.languages && navigator.languages.length > 0) {
const code0 = navigator.languages[0];
const parts0 = code0.split('-');
_detected.browserLocale = code0;
_detected.browserLanguage = parts0[0];
if (navigator.languages.length > 1 && parts0.length === 1) {
const code1 = navigator.languages[1];
const parts1 = code1.split('-');
if (parts1[0] === parts0[0]) {
_detected.browserLocale = code1;
}
}
}
// keep major.minor version only..
detected.version = detected.version.split(/\W/).slice(0,2).join('.');
// The locale and language actually being used by iD.
// This can be changed at any time and is stored in the `currentLocale` export.
// So report those instead (except in the situation where 'en' might override 'en-US')
const current = currentLocale || 'en';
if (current === 'en') {
_detected.locale = _detected.hashLocale || _detected.browserLocale;
_detected.language = _detected.hashLanguage || _detected.browserLanguage;
} else {
_detected.locale = current;
_detected.language = current.split('-')[0];
}
if (detected.browser.toLowerCase() === 'msie') {
detected.ie = true;
detected.browser = 'Internet Explorer';
detected.support = parseFloat(detected.version) >= 11;
} else {
detected.ie = false;
detected.support = true;
}
// detect text direction
const lang = dataLocales[_detected.locale] || dataLocales[_detected.language];
if ((lang && lang.rtl) || (hash.rtl === 'true')) {
_detected.textDirection = 'rtl';
} else {
_detected.textDirection = 'ltr';
}
setTextDirection(_detected.textDirection);
setLanguageNames((lang && lang.languageNames) || {});
setScriptNames((lang && lang.scriptNames) || {});
// Added due to incomplete svg style support. See #715
detected.opera = (detected.browser.toLowerCase() === 'opera' && parseFloat(detected.version) < 15 );
/* Host */
const loc = window.top.location;
let origin = loc.origin;
if (!origin) { // for unpatched IE11
origin = loc.protocol + '//' + loc.hostname + (loc.port ? ':' + loc.port: '');
}
// Set locale based on url param (format 'en-US') or browser lang (default)
if (q.hasOwnProperty('locale')) {
detected.locale = q.locale;
detected.language = q.locale.split('-')[0];
} else {
detected.locale = (navigator.language || navigator.userLanguage || 'en-US');
detected.language = detected.locale.split('-')[0];
_detected.host = origin + loc.pathname;
// Search `navigator.languages` for a better locale. Prefer the first language,
// unless the second language is a culture-specific version of the first one, see #3842
if (navigator.languages && navigator.languages.length > 0) {
var code0 = navigator.languages[0],
parts0 = code0.split('-');
detected.locale = code0;
detected.language = parts0[0];
if (navigator.languages.length > 1 && parts0.length === 1) {
var code1 = navigator.languages[1],
parts1 = code1.split('-');
if (parts1[0] === parts0[0]) {
detected.locale = code1;
}
}
}
}
// Loaded locale is stored in currentLocale
// return that instead (except in the situation where 'en' might override 'en-US')
var loadedLocale = currentLocale || 'en';
if (loadedLocale !== 'en') {
detected.locale = loadedLocale;
detected.language = detected.locale.split('-')[0];
}
// detect text direction
var lang = dataLocales[detected.locale] || dataLocales[detected.language];
if ((lang && lang.rtl) || (q.rtl === 'true')) {
detected.textDirection = 'rtl';
} else {
detected.textDirection = 'ltr';
}
setTextDirection(detected.textDirection);
setLanguageNames((lang && lang.languageNames) || {});
setScriptNames((lang && lang.scriptNames) || {});
// detect host
var loc = window.top.location;
var origin = loc.origin;
if (!origin) { // for unpatched IE11
origin = loc.protocol + '//' + loc.hostname + (loc.port ? ':' + loc.port: '');
}
detected.host = origin + loc.pathname;
detected.filedrop = (window.FileReader && 'ondrop' in window);
detected.download = !(detected.ie || detected.browser.toLowerCase() === 'edge');
detected.cssfilters = !(detected.ie || detected.browser.toLowerCase() === 'edge');
function nav(x) {
return navigator.userAgent.indexOf(x) !== -1;
}
if (nav('Win')) {
detected.os = 'win';
detected.platform = 'Windows';
}
else if (nav('Mac')) {
detected.os = 'mac';
detected.platform = 'Macintosh';
}
else if (nav('X11') || nav('Linux')) {
detected.os = 'linux';
detected.platform = 'Linux';
}
else {
detected.os = 'win';
detected.platform = 'Unknown';
}
return detected;
return _detected;
}