CORE-POS/IS4C

function pollScale(rel_prefix)
{
    var ws = new WebSocket('ws://localhost:8888', 'core');

    ws.onmessage = function(event) {
        var data = $.parseJSON(event.data);
        if (data.scale) {
            $.ajax({
                url: rel_prefix + "ajax/AjaxScale.php",
                data: "input=" + data.scale
            }).done(function(resp) {
                $('#scaleBottom').html(resp);
            });
        }

        if (data.scans && data.scans.indexOf && data.scans.indexOf(':') !== -1) {
            // data from the cc terminal
            // run directly; don't include user input
            if (typeof runParser == 'function') {
                runParser(data.scans, rel_prefix);
            }
        } else if ($('#reginput').length != 0 && data.scans) {
            // barcode scan input
            var v = $('#reginput').val();
            parseWrapper(v+data.scans);
        }
    }
}