extract rails committer

rails_committers.rb

require 'nokogiri'
require 'open-uri'
require 'pp'

class RailsCommiters
  def initialize(url)
    @url = url
  end

  def extract_ranking
    Nokogiri::HTML(open(@url)).css('#commits_bucket table tr').inject(Hash.new(0)) do |hash, elm|
      unless elm.css('td.message').children.text.strip.match(/^Merge pull request/)
        hash[elm.css('td.author').children.text.strip] += 1
      end
      hash
    end.sort{|x,y| y[1] <=> x[1]}
  end
end

if $0 == __FILE__
  rc = RailsCommiters.new('https://github.com/rails/rails/compare/v3.2.2...v3.2.3')
  pp rc.extract_ranking
end

not include "Merge pull request"