onlyurei/todomvc-knockout-spa

define(['jquery', 'sugar'], function () {

    function getOriginFromLocation(location) {
        //IE Fix
        var port = location.port;
        if (((location.protocol == 'http:') && (port == '80')) ||
            ((location.protocol == 'https:') && (port == '443'))) {
            port = '';
        }
        return (location.protocol ? (location.protocol + '//') : '') + (location.hostname || '') +
            (port ? (':' + port) : '');
    }

    if (!window.location.origin) {
        window.location.origin = getOriginFromLocation(window.location);
    }

    var Dom = {
        getOriginFromLocation: getOriginFromLocation,
        isTouchDevice: 'ontouchstart' in document.documentElement,
        keyCodes: {
            enter: 13,
            esc: 27,
            left: 37,
            right: 39,
            s: 83
        }
    };

    return Dom;

});