index.js

var xhr = require('xhr');

if (window.location.search) {
    var overlay = document.getElementById('overlay');
    overlay.parentNode.removeChild(overlay);
}

var basePath = window.location.href.split('?')[0].split('#')[0];

// Add the user to the map and get their current
// location
xhr({ uri: basePath + 'first', json: true }, function(err, res, body) {
    xhr({ uri: basePath + 'add/' + body.key, json: true }, function(err, res, body) {
        L.mapbox.accessToken = 'pk.eyJ1IjoidG1jdyIsImEiOiJIZmRUQjRBIn0.lRARalfaGHnPdRcc-7QZYQ';
        // Create a map in the div #map
        var map = L.mapbox.map('map', 'tmcw.l12c66f2', {
            maxZoom: 6,
            scrollWheelZoom: false
        });

        // Zoom into the current user
        var ownpoint = L.geoJson(body.self, {
                pointToLayer: function(geojson, latlng) {
                    return L.circleMarker(latlng, {
                        radius: 30,
                        fillColor: '#000',
                        fillOpacity: 0.1,
                        color: '#000',
                        weight: 2
                    });
                }
            })
            .addTo(map);

        // get the triangulated version of the current data
        xhr({ uri: basePath + 'tin', json: true }, function(err, res, body) {
            L.geoJson(body, {
                style: function(feature) {
                    return {
                        weight: 2,
                        opacity: 1,
                        fillOpacity: 0.3,
                        color: '#eee',
                        fillColor: feature.properties.fill
                    };
                }
            }).addTo(map);
        });

        // get the raw data
        xhr({ uri: basePath + 'points', json: true }, function(err, res, body) {
            var pointLayer = L.mapbox.featureLayer(body).addTo(map);
            if (body && body.features && body.features.length > 3) {
                map.fitBounds(pointLayer.getBounds());
            }
        });

        if (err) console.error(err);
    });
});