wikiver.rb

#!/usr/bin/env ruby -w

require 'open-uri'
require 'yaml'

RE = /(?<lang>.*)(?<site>wik.*) (?<ver>.*) \*/
$sites = { 'all' => {} }

def add_ver(site, ver)
  $sites[site] ||= {}
  $sites[site][ver] ||= 0
  $sites[site][ver] += 1
end

open('http://noc.wikimedia.org/conf/wikiversions.dat') do |versions|
  versions.each_line do |line|
    entry = RE.match line.encode('UTF-8')
    add_ver entry['site'], entry['ver']
    add_ver 'all', entry['ver']
  end
end

puts $sites.to_yaml