A tiny Ruby API for the AlloURL service.

allourl.rb

# A tiny Ruby API for the AlloURL service.
#
# Author: Vivien 'v0n' Didelot <vivien.didelot@gmail.com>

require 'open-uri'

module AlloURL
  module_function

  # Retrieves the link encapsulated in the AlloURL +url+.
  def retrieve(url)
    allo_url_base_url = 'http://209.212.147.251'
    allo_url_timeout = 7

    w = url.sub(/^.+\?w=/, '')
    allo_url_frame_url = URI.escape("#{allo_url_base_url}/w.php?w=#{w}")
    response = open(allo_url_frame_url).read
    k = response.scan(/var k="(.+)"/).first.first
    allo_url_frame_url = URI.escape("#{allo_url_base_url}/secur.php?k=#{k}")
    sleep allo_url_timeout
    response = open(allo_url_frame_url).read
    link = response.scan(/href="(.+)" /).first.first

    link
  end
end