cartodb-4.29/lib/assets/javascripts/builder/helpers/browser-detect.js
2020-06-15 10:58:47 +08:00

35 lines
751 B
JavaScript
Executable File

/**
* Just provide info about the current browser
*/
module.exports = function () {
var ua = navigator.userAgent;
var tem;
var M = ua.match(/(opera|chrome|safari|firefox|msie|trident(?=\/))\/?\s*(\d+)/i) || [];
if (/trident/i.test(M[1])) {
tem = /\brv[ :]+(\d+)/g.exec(ua) || [];
return {
name: 'IE ',
version: (tem[1] || '')
};
}
if (M[1] === 'Chrome') {
tem = ua.match(/\bOPR\/(\d+)/);
if (tem != null) {
return {
name: 'Opera',
version: tem[1]
};
}
}
M = M[2] ? [M[1], M[2]] : [navigator.appName, navigator.appVersion, '-?'];
if ((tem = ua.match(/version\/(\d+)/i)) != null) {
M.splice(1, 1, tem[1]);
}
return {
name: M[0],
version: M[1]
};
};