yelp reviews to csv

get_yelps.js

'use strict';

var _ = require('lodash');
var csv = require('csv-write-stream');
var fs = require('fs');
var mapquest = require('mapquest');
var nconf = require('nconf');

nconf.file({file: 'credentials.json'});


var yelp = require("yelp").createClient({
  consumer_key: nconf.get("consumer_key"),
  consumer_secret: nconf.get("consumer_secret"),
  token: nconf.get("token"),
  token_secret: nconf.get("token_secret")
});

var geocoder = require('node-geocoder').getGeocoder(
  'mapquest', 'http', {apiKey: nconf.get('mapquest_api_key')}
);

var writer = csv();
writer.pipe(fs.createWriteStream('yelp-reviews.csv'));


// See http://www.yelp.com/developers/documentation/v2/search_api
_.each([0, 1], function(offset) {
  var limit = 20;
  var radius = 5000;

  yelp.search({term: "food", ll: "30.387029,-97.726586", sort: 2, radius: radius, limit: limit, offset: limit * offset}, function(error, data) {
    console.log(error);
    console.log(data);

    _.each(data.businesses, function(business) {
      var location = business.location.address.join(" ") + " " + business.location.city + ", " + business.location.state_code + " " + business.location.postal_code;
      geocoder.geocode(location, function(error, response) {
        var obj = {
          name: business.name,
          rating: business.rating,
          review_count: business.review_count,
          latitude: response[0].latitude,
          longitude: response[0].longitude
        };

        writer.write(obj);
      });
    });
  });
});