worldcup.rb

#!/usr/bin/env ruby

require 'rubygems'
require 'open-uri'
require 'json'

worldcup_url = 'http://footballdb.herokuapp.com/api/v1/event/world.2014/round/'
round_token = 'today'
if ARGV.first
  if ARGV.first.to_i > 20
    puts "Invalid argument: try round number (1-20) or no round number for today's matches"
    exit
  else
    round_token = ARGV.first
  end
end

url = URI.encode(worldcup_url + round_token)

round_data = JSON.parse(open(url).read)

puts "#{round_data["round"]["title"]} on #{round_data["round"]["start_at"]}";
if (round_token == 'today')
  puts "Today's games are:";
end
round_data["games"].each { |game|
  puts "\t#{game["team1_title"]} (#{game["team1_code"]}) #{game["score1"]}-#{game["score2"]} #{game["team2_title"]} (#{game["team2_code"]})";
}

if (round_token == 'today')
  puts "For live match info try this Google Search: https://www.google.com/search?q=world+cup"
end