Poll scraper - scrapes poll results from website and publishes them on Twitter. PS: extracted from production, might require some tuning

poll_scraper.rb

require 'rubygems'
require 'open-uri' 
require 'nokogiri'
require 'twitter'

class Kohoutovice

  def self.scrape_poll_results

    website = 'http://www.kohoutovice.cz/modules/xoopspoll/pollresults.php?poll_id=29'

    doc = Nokogiri::HTML(open(website))

    option_aliases = [ 'ano', 'ano_ale', 'ne', 'nevim' ]

    poll_results = []

    doc.css('div.poll-results//div.box//table//tr').each_with_index do |option, i|

      option_text, option_nr = option.css('td').map { |col| col.text.strip }

      option_nr =~ /^(\d+)\s+\%\s\((\d+)\)/

      option_percents, option_nr = $1.to_i, $2.to_i

      poll_results << {
        alias: option_aliases[i],
        name: option_text,
        nr: option_nr,
        percents: option_percents
      }
    end

    poll_results
  end

  def self.tweet_poll_results!(poll_results)
    Twitter.configure do |config|
      config.consumer_key = 'CONSUMER KEY'
      config.consumer_secret = 'CONSUMER SECRET'
      config.oauth_token = 'TOKEN'
      config.oauth_token_secret = 'TOKEN SECRET'
    end

    tweet = poll_results.map { |option| "%s: %s (%s%%)" % [option[:alias], option[:nr], option[:percents]] }.join(', ')

    Twitter.update(tweet)
  end

end

poll_results = Kohoutovice.scrape_poll_results

Kohoutovice.tweet_poll_results!(poll_results)