Reconfigure any Estimote 3.1+ beacon in range to broadcast a specified Eddystone-URL

main.js

var async = require('async');
var encodeEddystoneUrl = require('eddystone-url-encoding').encode;

var Estimote = require('bleacon').Estimote;

var URL = 'http://example.com';
var ENCODED_URL_DATA = encodeEddystoneUrl(URL);

var discovered = {};

console.log('discovering all Estimote beacons in range');
console.log('-----------------------------------------')
Estimote.discoverAll(function(estimote) {
  var address = estimote.address;

  if (discovered[address]) {
    // already discovered ... ignore
    return;
  }

  discovered[address] = true;
  console.log('discovered beacon: ' + address);

  async.series([
    function(callback) {
      console.log('connecting and setting up ...');
      estimote.connectAndSetUp(function() {
        console.log('\tdone');

        callback();
      });
    },
    function(callback) {
      console.log('pairing ...');
      estimote.pair(function(error) {
        console.log('\tdone');

        callback();
      });
    },
    function(callback) {
      console.log('writing encoded Eddystone URL ' + ENCODED_URL_DATA.toString('hex') + ' ...');
      estimote.writeEddystoneUrl(ENCODED_URL_DATA, function() {
        console.log('\tdone');

        callback();
      });
    },
    function(callback) {
      console.log('writing service configuration for Eddystone-URL mode ...');
      estimote.writeServiceConfiguration('eddystone-url', function() {
        console.log('\tdone');

        callback();
      });
    },
    function(callback) {
      console.log('disconnecting ...');
      estimote.disconnect(function() {
        console.log('\tdone');

        callback();
      });
    }
  ]);
});

setup.sh

mkdir EstimoteEddystoneURL
cd EstimoteEddystoneURL

npm install async eddystone-url-encoding bleacon