Q Rainforest

gistfile1.txt

#!/usr/bin/ruby

require 'net/https'
require 'json'

url = 'https://goo.gl/Qq0aFP'

while ( (res = Net::HTTP.get_response(URI(url))).code.to_i == 301 )
  url = res['location']
end
url.sub!('challenge', 'challenge.json')

while ( res = Net::HTTP.get_response(URI(url)) )
  json = JSON.parse(res.body)
  if json.has_key? 'message'
    break
  else
    url = json['follow'].sub('challenge', 'challenge.json')
  end
end

puts json['message']