require 'rss/2.0'
require 'open-uri'

class RssReader

  def parseFeed (url, length)
    feed_url = url
    output = "";
    open(feed_url) do |http|
      response = http.read
      result = RSS::Parser.parse(response, false)
      output = "<span class=\"feedTitle\">#{result.channel.title}</span><br /><ul>" 
      result.items.each_with_index do |item, i|
        output += "<li><a href=\"#{item.link}\">#{item.title}</a></li>" if ++i < length  
      end 
      output += "</ul>" 
    end
    return output
  end

end