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/**
* 浏览器内核判断
*/
function getUserAgentInfoFoo() {
var ua = {};
var win = window;
var nav = win.navigator;
var doc = win.document;
var ieAX = win.ActiveXObject;
var ieMode = doc.documentMode;
var REG_APPLE = /^Apple/;
var ieVer = _getIeVersion() || ieMode || 0;
var isIe = ieAX || ieMode;
var regEdge = /Edge/i;
var regChromeVersion = /(?:Chrome\/)(\d+)(?:\.)/i;
var chromiumType = _getChromiumType();
/**
* 检测 external 是否包含该字段
* @param reg 正则
* @param type 检测类型，0为键，1为值
* @returns {boolean}
* @private
*/
function _testExternal(reg, type) {
var external = win.external || {};
for (var i in external) {
if (reg.test(type ? external[i] : i)) {
return true;
}
}
return false;
}
/**
* 获取 Chromium 内核浏览器类型
* @link http://www.adtchrome.com/js/help.js
* @link https://ext.chrome.360.cn/webstore
* @link https://ext.se.360.cn
* @return {String}
* 360ee 360极速浏览器
* 360se 360安全浏览器
* sougou 搜狗浏览器
* liebao 猎豹浏览器
* chrome 谷歌浏览器
* '' 无法判断
* @version 1.0
* 2014年3月12日20:39:55
*/
function _getChromiumType() {
if (isIe || typeof win.scrollMaxX !== 'undefined' || REG_APPLE.test(nav.vendor || '')) {
return '';
}
if (regEdge.test(navigator.userAgent)) {
return 'Edge';
}
var _track = 'track' in document.createElement('track');//chrome下为true,ie下为false
var webstoreKeysLength = win.chrome && win.chrome.webstore ? Object.keys(win.chrome.webstore).length : 0;
var chromeAppKeysLength = win.chrome && win.chrome.app ? Object.keys(win.chrome.app).length : 0;//360se=6 360ee=5
// 搜狗浏览器
if (_testExternal(/^sogou/i, 0)) {
return 'sogou';
}
// 猎豹浏览器
if (_testExternal(/^liebao/i, 0)) {
return 'liebao';
}
// chrome
if (win.clientInformation && win.clientInformation.languages && win.clientInformation.languages.length > 2) {
return 'chrome';
}
//注意此方法只能判断急速模式下的浏览器类型
if (_track) {
// 360极速浏览器|360安全浏览器
// return webstoreKeysLength > 1 ? '360ee' : '360se';//截止20170405已经失效 此方法不能判断安全与急速
// return chromeAppKeysLength > 5 ? '360ee' : '360se';//通过app下的keys个数判断
return Object.keys(window.chrome.app).join().indexOf("getDetailsForFrame") > -1 ? '360ee' : '360se';//通过360se下有'getDetailsForFrame'特殊方法判断
}
return '';
}
// 获得ie浏览器版本
function _getIeVersion() {
var v = 3,
p = document.createElement('p'),
all = p.getElementsByTagName('i');
while (
p.innerHTML = '<!--[if gt IE ' + (++v) + ']><i></i><![endif]-->',
all[0]);
return v > 4 ? v : 0;
}
//获得chrome浏览器版本
function _getChromeVersion() {
var ua = navigator.userAgent;
var v = regChromeVersion.exec(ua);
return v[v.length - 1];
}
return {
isIE: function () {
return !!ieVer;
},
ieVersion: function () {
return ieVer;
},
isEdge: function () {
return chromiumType === 'Edge';
},
isChrome: function () {
return chromiumType === 'chrome';
},
chromeVersion: function () {
return _getChromeVersion();
},
is360se: function () {
return chromiumType === '360se';
},
is360ee: function () {
return chromiumType === '360ee';
},
isLiebao: function () {
return chromiumType === 'liebao';
},
isSogou: function () {
return chromiumType === 'sogou';
},
isQQ: function () {
return chromiumType === 'qq';
}
}
}
function getUserAgentInfoToString() {
var shell = getUserAgentInfoFoo();
if (shell.isIE()) {
return "IE:" + shell.ieVersion();
}
if (shell.isEdge()) {
return 'Edge'
}
if (shell.isChrome()) {
return 'chrome:' + shell.chromeVersion();
}
if (shell.is360se()) {
return '360se'
}
if (shell.is360ee()) {
return '360ee'
}
if (shell.isLiebao()) {
return 'liebao'
}
if (shell.isSogou()) {
return 'sogou'
}
if (shell.isQQ()) {
return 'qq'
}
return ''
}
// /**
// * 测试 MIME
// * @param where
// * @param value
// * @param [name]
// * @param [nameReg]
// * @returns {boolean}
// * @private
// */
// function _mime(where, value, name, nameReg) {
// var mimeTypes = navigator.mimeTypes;
// var i;
//
// for (i in mimeTypes) {
// if (mimeTypes[i][where] == value) {
// if (name !== undefined && nameReg.test(mimeTypes[i][name])) {
// return true;
// }
// else if (name === undefined) {
// return true;
// }
// }
// }
//
// return false;
// }