rss_parser.rb

# Came from http://snippets.dzone.com/posts/show/68

require 'rexml/document'
require 'net/http'

class RSSParser
  
  require 'rexml/document'
  
  def self.run(url)
    xml = REXML::Document.new Net::HTTP.get(URI.parse(url))
    data = {
      :title    => xml.root.elements['channel/title'].text,
      :home_url => xml.root.elements['channel/link'].text,
      :rss_url  => url,
      :items    => []
    }
    xml.elements.each '//item' do |item|
      new_items = {} and item.elements.each do |e| 
        new_items[e.name.gsub(/^dc:(\w)/,"\1").to_sym] = e.text
      end
      data[:items] << new_items
    end
    data
  end
end