Parse Craigslist page for description, title, images, location, postTime, using cheerio and requests, Node.js

craigslist.js

var cheerio = require('cheerio')
  , request = require('request');

var example_url = 'http://boston.craigslist.org/gbs/sub/3779053559.html';

var parsePage = function(url, callback){
    request(url, function(err, resp, body) {
        if (err){
            callback(err);
            return
        }
        $ = cheerio.load(body);
        var listing_title = $('.postingtitle').text().trim();
        var image_links = $('img').map(function(i, el){
            return $(this).attr('src');
        });
        var listing_description = $('#postingbody').text();
        var listing_latitude = $('#leaflet').attr('data-latitude');
        var listing_longitude = $('#leaflet').attr('data-longitude');


        var listing_id = $('.postinginfos p.postinginfo').first().text().match(/\d+/g)[0]; //grab digit group

        var listing_datestamp = $('.postinginfos p.postinginfo > date').first().attr('title');

        callback(false, {
            title : listing_title,
            description: listing_description,
            images: image_links,
            latitude: listing_latitude,
            longitude: listing_longitude,
            postTime: listing_datestamp,
            id : listing_id
        })
    });
}
parsePage(example_url, function(err,res){console.log(res)});