cinema_sites.rb

require 'nokogiri'
require 'open-uri'

class CinemaSite
  def self.get_cinema_links

    doc = Nokogiri::XML(open('http://jagmit.co.uk/ruby/cinemas.xml'))
    doc.xpath('//cinema[@name]').map do |i|
      {name: i[:name], url: i[:url]}
     
      if request.post?
        @user = User.new(params[:user])
        if @user.save
          redirect_to :action => :index
        end
      end
      
    end
  end
end

cinemas_controller.rb

class CinemasController < ApplicationController
  def index
    @links = CinemaSite.get_cinema_links
  end
end

index.html.erb

<ol>
<% @links.each do |l| %>
  <li><%= link_to l[:name], l[:url] %></li>
<% end %>

<%= @links %>
</ol>