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lancedikson_bowser/bowser.js
2011-05-02 13:33:54 -07:00

76 lines
2.0 KiB
JavaScript

/*!
* Bowser - a browser detector
* copyright Dustin Diaz 2011
* https://github.com/ded/bowser
* MIT License
*/
!function (context) {
/**
* navigator.userAgent =>
* Chrome: "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_6_7) AppleWebKit/534.24 (KHTML, like Gecko) Chrome/11.0.696.57 Safari/534.24"
* Opera: "Opera/9.80 (Macintosh; Intel Mac OS X 10.6.7; U; en) Presto/2.7.62 Version/11.01"
* Safari: "Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10_6_7; en-us) AppleWebKit/533.21.1 (KHTML, like Gecko) Version/5.0.5 Safari/533.21.1"
* IE: "Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; Trident/5.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C)"
* Firefox: "Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:2.0) Gecko/20100101 Firefox/4.0"
*/
var ua = navigator.userAgent,
ie = /msie/i.test(ua),
chrome = /chrome/i.test(ua),
safari = /safari/i.test(ua) && !chrome,
opera = /opera/i.test(ua),
firefox = /firefox/i.test(ua),
gecko = /gecko\//i.test(ua),
info;
function bowser() {
info = info ? info : detect();
return info;
}
function detect() {
if (ie) {
return {
msie: 1,
version: ua.match(/msie ([\d\.]+);/i)[1]
};
}
if (chrome) {
return {
webkit: 1,
chrome: 1,
version: ua.match(/chrome\/([\d\.]+)/i)[1]
};
}
if (safari) {
return {
webkit: 1,
safari: 1,
version: ua.match(/version\/([\d\.]+)/i)[1]
};
}
if (opera) {
return {
opera: 1,
version: ua.match(/version\/([\d\.]+)/i)[1]
};
}
if (gecko) {
var o = {
gecko: 1,
version: ua.match(/firefox\/([\d\.]+)/i)[1]
};
if (firefox) {
o.firefox = 1;
}
return o;
}
}
typeof module !== 'undefined' && module.exports ?
(module.exports.browser = bowser()) :
(context.bowser = bowser);
}(this);