iframe-proxy | Sunbelt Computer Software

Repository navigation

// A tiny user agent checking RegExp for analytics purposes

// The order matters with these

const OS_REGEXPS = [

/(iphone os|ipad os) ([^);]+)/i,

/(mac) os x ([^);]+)/i,

/(windows) ([^);]+)/i,

/(android) ([^);]+)/i,

/(linux) ([^);]+)/i

]

// The order matters with these

const BROWSER_REGEXPS = [

/(firefox)\/([^\s)]+)/i,

/(edge)\/([^\s)]+)/i,

/(chrome)\/([^\s)]+)/i,

/(safari)\/([^\s)]+)/i,

/ms(ie)\/([^\s)]+)/i

]

export default function parseUserAgent (ua = navigator.userAgent) {

ua = ua.toLowerCase()

let [, os = 'other', os_version = '0'] = ua.match(

OS_REGEXPS.find(re => re.test(ua))

)

if (os === 'iphone os' || os === 'ipad os') os = 'ios'

const [, browser = 'other', browser_version = '0'] = ua.match(

BROWSER_REGEXPS.find(re => re.test(ua))

)

return { os, os_version, browser, browser_version }

}