js:browserinfo

browserinfo.js

// from: http://hao.360.cn/zt/browserinfo.html
if(!window.console)
{
    console = {};
    console.log = function(){
        alert(Array.prototype.slice.call(arguments));
    };
}
var browserDetector = (function(){
    // Useragent RegExp
    var rwebkit = /(webkit)[ \/]([\w.]+)/,
    ropera = /(opera)(?:.*version)?[ \/]([\w.]+)/,
    rmsie = /(msie) ([\w.]+)/,
    rsafari = /(safari)[ \/]([\w.]+)/,
    rmozilla = /(mozilla)(?:.*? rv:([\w.]+))?/,
    rfirefox = /(firefox)[ \/]([\w.]+)/,
    rtrident = /(trident)[ \/]([\w.]+)/,
    rgecko = /(gecko)[ \/]([\w]+)/,
    rchrome = /(chrome)[ \/]([\w.]+)/,
    rpresto = /(presto)[ \/]([\w.]+)/,
    rshell = /(maxthon|360se|360ee|theworld|se|theworld|greenbrowser|mqqbrowser|qqbrowser|tencenttraveler)[ \/]?([\w.]*)/,
    //device
    randroid = /(android)[ \/]([\w.]+)/,
    ripad = /(ipad)(?:.*os)? ([\d_]+)/,
    riphone = /(iphone)(?:.*os)? ([\d_]+)/,//untested
    //ripod = /(ipod)(?:.*os)? ([\d_]+)/,//untested
    roperamini = /(opera mini)[ \/]([\w.]+)/,//untested
    rblackberry = /(blackberry)([\d]+)/,//untested
    rnokia = /(nokia)([\w]+)[ \/]///untested
    rsymbian = /(symbianos)[ \/]([\w.]+)(?:.*)(series60)[ \/]([\w.]+)?///untested
    rwinmob = /(iris|3g_t|windows ce|opera mobi|windows ce; smartphone;|windows ce; iemobile)/,//untested
    noneDouble=["",""],noneTriple = ["","",""];
    return function(ua){
        var info = {};
        //core----------
        var core = rchrome.exec( ua ) ||
            rsafari.exec( ua ) ||
            ropera.exec( ua ) ||
            rmsie.exec( ua ) ||
            rfirefox.exec( ua ) ||
            ua.indexOf("compatible") < 0 && rmozilla.exec( ua ) ||
            noneTriple;
        //shell----------
        var shell = rshell.exec( ua )||noneTriple,
            the360se = function(){
                try{
                    var is360se = external.twGetRunPath.toLowerCase().indexOf("360se")>-1?true:false;
                    if(is360se)
                    {
                        try{
                            var version = external.twGetVersion(external.twGetSecurityID(window));
                            return ["360se",version];
                        }catch(e){
                            return ["360se","-"];
                        }
                    }
                    return noneDouble; 
                }catch(e){return noneDouble;}
            }(),
            theMaxthon = function() {
                try {
                    if (/(\d+\.\d)/.test(external.max_version)) {
                        return ["maxthon",parseFloat(RegExp['\x241'])];
                    }
                    return noneDouble;
                } catch (e) {return noneDouble;}
            }();
        //layout engine----------
        var layout = rtrident.exec( ua ) ||
            rwebkit.exec( ua ) ||
            rgecko.exec( ua ) ||
            rpresto.exec( ua ) || noneTriple;
        //device----------
        var device = randroid.exec(ua)||
            riphone.exec(ua)||
            ripad.exec(ua)||
            roperamini.exec(ua)||
            rblackberry.exec(ua)||
            rnokia.exec(ua)||
            noneTriple;
        if(!device[1]){
            var winmob = rwinmob.exec(ua);
            if(winmob){
                device = ["","Windows Smartphone",""];
            }else{
                device = ["","Desktop","full capability browser"];
            }
        }else if(device[1]==="android"){
            device = [device[0],"Mobile device","android "+device[2]];
        }else if(device[1]==="ipad"||device[1]==="iphone"){
            device[2] = "IOS "+device[2].replace(/_/g,".");
        }else if(device[1]==="nokia"){
            var symbian = rsymbian.exec(ua);
            if(symbian)
                device = ["",device[1]+device[2],"("+symbian[1]+"/"+symbian[2]+" "+symbian[3]+"/"+symbian[4]+")"];
            else
                device = ["",device[1]+device[2],""];
        }
        //-----------
        info.layout = [layout[1],layout[2]];
        info.core = [core[1],core[2]];
        info.shell = [shell[1],shell[2]];
        if(the360se[0]){
            info.shell = the360se;
        } else if(theMaxthon[0]) {
            info.shell = theMaxthon;
        }
        info.script = function(){
            if(core[1]==="msie"){
                try{
                    return [ScriptEngine(),[ScriptEngineMajorVersion(),ScriptEngineMinorVersion(),ScriptEngineBuildVersion()].join(".")];
                }catch(e){
                    return noneDouble;
                }
            }else{
                return noneDouble;
            }
        }();
        info.documentMode = document.documentMode;
        info.browserMode = function(){
            if(browserMode===7){
                if(layout[2]=="5.0"){
                    browserMode += " (IE9兼容模式)" 
                }else if(core[2]=="8.0"||layout[2]=="4.0"){
                    browserMode += " (IE8兼容模式)"
                }
            }
            return browserMode;
        }();
        info.compatMode = document.compatMode;
        info.device = [device[1],device[2]];
        return info;
    };
})();
    
(function(){
    var info = browserDetector(navigator.userAgent.toLowerCase()),
        _d = function(id){return document.getElementById(id);};
    _d("browserCore").innerHTML = info.core.join(" / ");
    _d("layoutEng").innerHTML = info.layout.join(" / ");
    _d("scriptEng").innerHTML = info.script.join(" / ");
    _d("compatMode").innerHTML = info.compatMode;
    _d("browserShell").innerHTML = info.shell.join(" / ");
    _d("device").innerHTML = info.device.join(" / ");
    if(info.core[0]==="msie"&&/*@cc_on!@*/0){
        _d("browserMode").innerHTML = info.browserMode;
        _d("documentMode").innerHTML = info.documentMode;
    }
})();