まとめからgif画像のURLを抽出するだけのスクリプト

bijo_gif_url.rb

require "mechanize"

class BijoGifUrl

  class << self
    def execute()
      new().urls
    end
  end

  def initialize
    @url                    = 'http://matome.naver.jp/odai/2128080390457574601'
    @agent                  = Mechanize.new
    @agent.user_agent_alias = "Mac Safari"
    @agent.max_history      = 1
  end

  def urls
    item_urls.map{|url| gif_url(url) }.flatten
  end

  def item_urls
    (1..4).map{|index|
      page(@url + '?&page='+index.to_s)
        .search('p.mdMTMWidget01ItemImg01View>a')
        .map{|url| format_url url}
    }.flatten
  end

  def gif_url(url)
    page(url).search('p.mdMTMEnd01Img01>a').map{|url| format_url url}
  rescue => e
    nil
  end

private

  def page(url)
    @agent.get(url)
  end

  def format_url(url)
    url.attributes['href'].value
  end

end

if __FILE__ == $0
  urls = BijoGifUrl.execute
  puts urls
end