Arjun Patel
166 lines
3.2 KiB
JavaScript
166 lines
3.2 KiB
JavaScript
/* browser.js v0.1-dev | @ajlkn | MIT licensed */
|
|
|
|
var browser = (function() { "use strict"; var _ = {
|
|
|
|
/**
|
|
* Name.
|
|
* @var {string}
|
|
*/
|
|
name: null,
|
|
|
|
/**
|
|
* Version.
|
|
* @var {float}
|
|
*/
|
|
version: null,
|
|
|
|
/**
|
|
* OS.
|
|
* @var {string}
|
|
*/
|
|
os: null,
|
|
|
|
/**
|
|
* OS version.
|
|
* @var {float}
|
|
*/
|
|
osVersion: null,
|
|
|
|
/**
|
|
* Touch.
|
|
* @var {bool}
|
|
*/
|
|
touch: null,
|
|
|
|
/**
|
|
* Mobile.
|
|
* @var {bool}
|
|
*/
|
|
mobile: null,
|
|
|
|
/**
|
|
* Temporary element for canUse()
|
|
* @var {DOMElement}
|
|
*/
|
|
_canUse: null,
|
|
|
|
/**
|
|
* Determines if the browser supports a given property.
|
|
* @param {string} p Property.
|
|
* @return {bool} True if property is supported, false if not.
|
|
*/
|
|
canUse: function(p) {
|
|
|
|
// Create temporary element if it doesn't already exist.
|
|
if (!_._canUse)
|
|
_._canUse = document.createElement('div');
|
|
|
|
// Check for property.
|
|
var e = _._canUse.style,
|
|
up = p.charAt(0).toUpperCase() + p.slice(1);
|
|
|
|
return (
|
|
p in e
|
|
|| ('Moz' + up) in e
|
|
|| ('Webkit' + up) in e
|
|
|| ('O' + up) in e
|
|
|| ('ms' + up) in e
|
|
);
|
|
|
|
},
|
|
|
|
/**
|
|
* Initialize.
|
|
*/
|
|
init: function() {
|
|
|
|
var x, y, a, i, ua = navigator.userAgent;
|
|
|
|
// name, version.
|
|
x = 'other';
|
|
y = 0;
|
|
a = [
|
|
['firefox', /Firefox\/([0-9\.]+)/],
|
|
['bb', /BlackBerry.+Version\/([0-9\.]+)/],
|
|
['bb', /BB[0-9]+.+Version\/([0-9\.]+)/],
|
|
['opera', /OPR\/([0-9\.]+)/],
|
|
['opera', /Opera\/([0-9\.]+)/],
|
|
['edge', /Edge\/([0-9\.]+)/],
|
|
['safari', /Version\/([0-9\.]+).+Safari/],
|
|
['chrome', /Chrome\/([0-9\.]+)/],
|
|
['ie', /MSIE ([0-9]+)/],
|
|
['ie', /Trident\/.+rv:([0-9]+)/]
|
|
];
|
|
|
|
for (i=0; i < a.length; i++) {
|
|
|
|
if (ua.match(a[i][1])) {
|
|
|
|
x = a[i][0];
|
|
y = parseFloat(RegExp.$1);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
_.name = x;
|
|
_.version = y;
|
|
|
|
// os, osVersion.
|
|
x = 'other';
|
|
y = 0;
|
|
a = [
|
|
['ios', /([0-9_]+) like Mac OS X/, function(v) { return v.replace('_', '.').replace('_', ''); }],
|
|
['ios', /CPU like Mac OS X/, function(v) { return 0 }],
|
|
['wp', /Windows Phone ([0-9\.]+)/, null],
|
|
['android', /Android ([0-9\.]+)/, null],
|
|
['mac', /Macintosh.+Mac OS X ([0-9_]+)/, function(v) { return v.replace('_', '.').replace('_', ''); }],
|
|
['windows', /Windows NT ([0-9\.]+)/, null],
|
|
['bb', /BlackBerry.+Version\/([0-9\.]+)/, null],
|
|
['bb', /BB[0-9]+.+Version\/([0-9\.]+)/, null]
|
|
];
|
|
|
|
for (i=0; i < a.length; i++) {
|
|
|
|
if (ua.match(a[i][1])) {
|
|
|
|
x = a[i][0];
|
|
y = parseFloat( a[i][2] ? (a[i][2])(RegExp.$1) : RegExp.$1 );
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
_.os = x;
|
|
_.osVersion = y;
|
|
|
|
// touch.
|
|
_.touch = (_.os == 'wp' ? (navigator.msMaxTouchPoints > 0) : !!('ontouchstart' in window));
|
|
|
|
// mobile.
|
|
_.mobile = (_.os == 'wp' || _.os == 'android' || _.os == 'ios' || _.os == 'bb');
|
|
|
|
},
|
|
|
|
}; _.init(); return _; })();
|
|
|
|
// UMD Wrapper (github.com/umdjs/umd/blob/master/returnExports.js | @umdjs + @nason)
|
|
(function(root, factory) {
|
|
|
|
// AMD.
|
|
if (typeof define === 'function' && define.amd)
|
|
define([], factory);
|
|
|
|
// Node.
|
|
else if (typeof exports === 'object')
|
|
module.exports = factory();
|
|
|
|
// Browser global.
|
|
else
|
|
root.browser = factory();
|
|
|
|
}(this, function() { return browser; })); |