gistfile1.rb

require 'scrapify'
require 'models'
module HN
  class Scraper < Scrapify::Page

    encoding 'utf-8'



    fields = {
      comment: 'comment.div',
      title:   'title',
    }
    
    #fields do |f|
     # 
    #  f 'comment', 'comment.div'
    #  f 'title'  , 'title'
    #end


    item_class ArticlePreview
    item_preview_class  ArticlePreview
  end


  class ArticilePreview < Scrapify::ItemPreview
  end

  class Article < Scrapify::Item
    selector '.article'
    
    fields do |f|

      f 'title', '.title'
      f 'url', '.link a'
      f 'upvotes', '.vote.count'
    end
  end

end 

HN::Scraper.each_article do |article|
  a = DM::Article
  a.title   = article[:title]
  a.upvotes = article[:upvotes]
  a.url     = article[:url]
  a.save!
end