craigslist twitter bot

craigslist.rb

require 'open-uri'
require 'nokogiri'
require 'chatterbot/dsl'

url = 'http://gainesville.craigslist.org/zip/'
bot = Chatterbot::Bot.new

posts = Array.new
tweet_log = File.open('tweeted.txt', 'a')

loop do

  puts "Checking Craigslist: #{Time.now}"

  tweeted = File.open('tweeted.txt').readlines.collect { |x| x.strip }
  doc = Nokogiri::HTML(open(url))
  doc.css('.row > a').each do |item|
    url  = item['href']
    name = item.content
    posts << [name, url.to_s]
  end

  posts.each do |desc, url|
    tweet = "#{desc}, #{url}"
    
    unless tweeted.include? url
      tweet msg
      puts msg
      tweet_log.puts url
    end
  end

  sleep 240
end

tweet_log.close