nakanojyo.rb

require "nokogiri"
require "open-uri"
require "date"

class Nakanojyo
  def initialize
    @base = "http://www.town.nakanojo.gunma.jp/~info/"
    @url  = @base + "shinchaku.html"
    @data = Array.new
    self.get
  end

  def get
    begin
      @html = Nokogiri::HTML(open(@url))
    rescue
      @html = ""
    end
  end

  def parse
    if @html != ''
      @html.css('tr').each do |row|
        row.css('a').each do |a|
          date = Time.parse(row.css('font').text.strip)
          link = a.text.strip
          href = a['href'].strip
          if /^http:\/\// !~ href
            href = @base + href
          end
          @data.push({"date" => date, "link" => link, "href" => href})
        end
      end
      @data
    else
      nil
    end
  end
end