source: binary-improvements/webserver/js/util.js@ 244

var CoordToChunk = function(latlng) {
        var x = Math.floor(((latlng.lat + 16777216) / mapinfo.chunksize) - (16777216 / mapinfo.chunksize));
        var y = Math.floor(((latlng.lng + 16777216) / mapinfo.chunksize) - (16777216 / mapinfo.chunksize));
        return L.latLng(x, y);
}

var CoordToRegion = function(latlng) {
        var x = Math.floor(((latlng.lat + 16777216) / mapinfo.regionsize) - (16777216 / mapinfo.regionsize));
        var y = Math.floor(((latlng.lng + 16777216) / mapinfo.regionsize) - (16777216 / mapinfo.regionsize));
        return L.latLng(x, y);
}

function hasPermission (modulename) {
        for (var i = 0; i < userdata.permissions.length; i++) {
                if (userdata.permissions [i].module == modulename) {
                        return userdata.permissions [i].allowed;
                }
        }
        return false;
}