LIS Map scraping (for Habr)

## index.js
var log = require('cllc')();
var tress = require('tress');
var needle = require('needle');
var cheerio = require('cheerio');
var fs = require('fs');

var sCookie = 'http://www.puntolis.it/storelocator/defaultsearch.aspx?idcustomer=111';
var sProv = 'http://www.puntolis.it/storelocator/buildMenuProv.ashx?CodSer=111';
var sLoc = 'http://www.puntolis.it/storelocator/buildMenuLoc.ashx?CodSer=111&ProvSel=%s';
var sMarker = 'http://www.puntolis.it/storelocator/Result.aspx?provincia=%s&localita=%s&cap=XXXXX&Servizio=111';

var httpOptions = {};
var results = [];

var q = tress(crawl);

q.success = function(){
    q.concurrency = 1;
}

q.retry = function(){
    q.concurrency = -10000;
}

q.drain = function(){
    fs.writeFileSync('./data.json', JSON.stringify(results, null, 4));
    log.finish();
    log('Работа закончена');
}

needle.get(sCookie, function(err, res){
    if (err || res.statusCode !== 200)
            throw err || res.statusCode;

    httpOptions.cookies = res.cookies;
    log('Начало работы');
    log.start('Найдено провинций %s, Найдено коммун %s, Найдено маркеров %s.');
    q.push(sProv);
});

function crawl(url, callback){
    needle.get(url, httpOptions, function(err, res){
        if (err || res.statusCode !== 200) {
            q.concurrency === 1 && log.e((err || res.statusCode) + ' - ' + url);
            return callback(true);
        }

        var $ = cheerio.load(res.body);

        $('#TendinaProv option').slice(1).each(function() {
            q.push(sLoc.replace('%s', $(this).attr('value')));
            log.step();
        });

        $('select[onchange="onLocSelect()"] option').slice(1).each(function() {
            q.push(sMarker.replace('%s', url.slice(-2)).replace('%s', $(this).attr('id')));
            log.step(0, 1);
        });

        $('marker').each(function() {
            results.push({
                Title: $(this).attr('insegna').trim(),
                Address: $(this).attr('indirizzo').trim(),
                Place: [
                    $(this).attr('cap').trim(),
                    $(this).attr('localita').trim(),
                    $(this).attr('provincia').trim()
                ].join(' ')
            });
            log.step(0, 0, 1);
        });
        callback();
    });
}

## package.json
{
  "private": true,
  "name": "lis-scraper",
  "version": "0.0.1",
  "description": "Web scraping example for habrahabr",
  "main": "index.js",
  "author": "astur <astur@yandex.ru> (http://kozlov.am/)",
  "license": "WTFPL",
  "dependencies": {
    "cheerio": "^0.20.0",
    "needle": "^1.0.0",
    "tress": "^1.0.0",
    "cllc": "^0.0.9"
  }
}