http://d.hatena.ne.jp/rochefort/20110124/p1

akb48_scrape.rb

#!/usr/bin/env ruby -Ku
require 'rubygems'
require 'mechanize'
require 'pp'

URL = "http://www.dmm.com/akb48/-/akb48member/"
module AKB48
  class Scrape
    attr_reader :team_a, :team_k, :team_b, :team_r
    def initialize
      agent = Mechanize.new
      agent.get(URL)

      gm = agent.page.search('div.group-member')

      @team_a = set_member(gm[0])
      @team_k = set_member(gm[1])
      @team_b = set_member(gm[2])
      @team_r = set_member(gm[3])
    end

    private
    def set_member(gm)
      team = []
      gm.css('a').each do |a|
        member = {}
        member[:link] = a.attribute('href').value
        member[:name] = a.children[1].attribute('alt').value
        member[:img] = a.children[1].attribute('src').value
        team << member
      end
      team
    end
  end
end

akb = AKB48::Scrape.new
puts "team_a"
pp akb.team_a
puts "team_k"
pp akb.team_k
puts "team_b"
pp akb.team_b
puts "team_r"
pp akb.team_r