forkwellwatch.rb

#!/usr/bin/env ruby

require 'nokogiri'
require 'open-uri'

def scrape
  html = open('http://forkwell.com/') {|io| io.read }
  Nokogiri::HTML(html, 'utf-8').css('div.grid-unit').map do |sect|
    title = sect.css('header h1 a')[0]['alt']
    items = []
    sect.css('div.activities li a').each do |item|
      txt = item.text.chomp
      items << txt unless txt == 'See more'
    end
    { :title => title, :items => items }
  end
end

def check(marks)
  scrape.each do |sect|
    mark = marks[sect[:title]]
    marks[sect[:title]] = sect[:items][0]
    sect[:items].each do |item|
      break if item == mark
      yield sect[:title], item
    end
  end
end

def forkwellwatch(interval)
  marks = {}
  loop do
    ts = Time.now.strftime('%R')
    check(marks) do |title, item|
      puts "#{ts}: #{title}: #{item}"
    end
    sleep interval
  end
end

if __FILE__ == $0
  forkwellwatch 60
end