source: trunk/jabberit_messenger/jmessenger/js/SnifferBrowser.js @ 4405

(function()
{               
        // NAVIGATOR USER AGENT
        var agt                 = navigator.userAgent.toLowerCase();
        var appVer              = navigator.appVersion.toLowerCase();

        var is_minor    = parseFloat(appVer);
        var is_major    = parseInt(is_minor);
        
        var iePos               = appVer.indexOf('msie');
    
        if ( iePos != -1 )
    {
       is_minor = parseFloat(appVer.substring(iePos+5,appVer.indexOf(';',iePos)));
       is_major = parseInt(is_minor);
    }

    //Konqueror

    var is_konq = false;
    var kqPos   = agt.indexOf('konqueror');
    if ( kqPos !=-1 )
    {
       is_konq  = true;
       is_minor = parseFloat(agt.substring(kqPos+10,agt.indexOf(';',kqPos)));
       is_major = parseInt(is_minor);
    }
        
    //Is_Khtml
    var is_khtml        = (((agt.indexOf('safari')!=-1) && (agt.indexOf('mac')!=-1)) && ( is_konq ));
    
    //Is_Opera
    var is_opera        = (agt.indexOf("opera") != -1 );
    
    //Is_IE
    var is_ie           = ((iePos!=-1) && (!is_opera) && (!is_khtml));
    
    // Gecko
    var is_gecko = ((!is_khtml)&&(navigator.product)&&(navigator.product.toLowerCase()=="gecko"))?true:false;
    var is_gver  = 0;
    if (is_gecko)
        is_gver = navigator.productSub;

    // Moz
    var is_moz   = ((agt.indexOf('mozilla/5')!=-1) && (agt.indexOf('spoofer')==-1) &&
            (agt.indexOf('compatible')==-1) && (agt.indexOf('opera')==-1)  &&
            (agt.indexOf('webtv')==-1) && (agt.indexOf('hotjava')==-1)     &&
            (is_gecko) &&
            ((navigator.vendor=="")||(navigator.vendor=="Mozilla")));

    var _browser = [
        
                // Chrome       
                ['chrome8', ( agt.indexOf('chrome/8') != -1 ) ],
                
                // EPIPHANY     
                ['epiphany2', ( agt.indexOf('epiphany/2') != -1 ) ],
        
                // FIREFOX
                        ['firefox1', ( agt.indexOf('firefox/1') != -1 ) ],
                        ['firefox2', ( agt.indexOf('firefox/2') != -1 ) ],
                        ['firefox3', ( agt.indexOf('firefox/3') != -1 ) ],
                        ['firefox3', ( agt.indexOf('firefox/4') != -1 ) ],
        
                        // ICEWEASEL
                        ['iceweasel3', (agt.indexOf('iceweasel/3') != -1 ) ],
                
                        // IE
                        ['ie3', (((iePos!=-1) && (!is_opera) && (!is_khtml)) && (is_major < 4 )) ],
                        ['ie4', (((iePos!=-1) && (!is_opera) && (!is_khtml)) && (is_major == 4 )) ],
                        ['ie5', (((iePos!=-1) && (!is_opera) && (!is_khtml)) && (is_major == 5 )) ],
                        ['ie55', (((iePos!=-1) && (!is_opera) && (!is_khtml)) && (agt.indexOf("msie 5.5") !=-1 )) ], 
                        ['ie6', (((iePos!=-1) && (!is_opera) && (!is_khtml)) && (is_major == 6 )) ],
                        ['ie7', (((iePos!=-1) && (!is_opera) && (!is_khtml)) && (is_major == 7 )) ],
                        ['ie8', (((iePos!=-1) && (!is_opera) && (!is_khtml)) && (is_major == 8 )) ],

                        //IS?
                        ['is_ie', ((iePos!=-1) && (!is_opera) && (!is_khtml)) ],
                        ['is_gecko', is_gecko ],
                        ['is_opera', is_opera ],
                        ['is_khtml', is_khtml ],
                        ['is_moz', is_moz ],
                        
                        // OPERA
                        ['is_opera', is_opera],
                        ['opera2', ( agt.indexOf("opera 2") != -1 || agt.indexOf("opera/2") != -1) ],
                        ['opera3', ( agt.indexOf("opera 3") != -1 || agt.indexOf("opera/3") != -1) ],
                        ['opera4', ( agt.indexOf("opera 4") != -1 || agt.indexOf("opera/4") != -1) ],
                        ['opera5', ( agt.indexOf("opera 5") != -1 || agt.indexOf("opera/5") != -1) ],
                        ['opera6', ( agt.indexOf("opera 6") != -1 || agt.indexOf("opera/6") != -1) ],
                        ['opera7', ( agt.indexOf("opera 7") != -1 || agt.indexOf("opera/7") != -1) ],
                        ['opera8', ( agt.indexOf("opera 8") != -1 || agt.indexOf("opera/8") != -1) ],
                        ['opera9', ( agt.indexOf("opera 9") != -1 || agt.indexOf("opera/9") != -1) ],
    
                        // IS SAFARI/KHTML
                        ['safari', ((agt.indexOf('safari')!=-1) && (agt.indexOf('mac')!=-1)) ],
                        ['khtml', is_khtml ]
        ];
        
    function isCompatible()
    {
        if( arguments.length > 0 )
        {
                var _args = arguments;
                
                for( i = 0; i < _args.length; i++ )
                {
                        for( j = 0; j < _browser.length; j++ )
                        {
                                if( _args[i].toLowerCase() === _browser[j][0] )
                                {
                                        if( _browser[j][1] )
                                                return true;
                                }
                        }       
                }
                
                return false;
        }
    }
    
        function SnifferBrowser()
        {
        }

        SnifferBrowser.prototype.isCompatible = isCompatible;
        
        window.SnifferBrowser = new SnifferBrowser;
        
})();