Exporting Typo to Disqus

export_typo.rb

# Require nokogiri in Gemfile here

site_link = "http://tersesystems.com/"
site_name = "Terse Systems"

builder = Nokogiri::XML::Builder.new(:encoding => 'UTF-8') do |xml|
  xml.rss('version' => "2.0",
          'xmlns:content' => "http://purl.org/rss/1.0/modules/content/",
          'xmlns:dsq' => "http://www.disqus.com/",
          'xmlns:dc' => "http://purl.org/dc/elements/1.1/",
          'xmlns:wp' => "http://wordpress.org/export/1.0/") do |xml|
    xml.channel do |channel|
      channel.title site_name
      channel.link site_link
      articles = Article.find(:all)
      articles.each do |a|
        channel.item do |item|
            item.title a.title
            item.link a.permalink
            item['content'].encoded do
              item.cdata("Hello world")
            end
            item['dsq'].thread_identifier "#{site_link}#{a.published_at.strftime("%Y/%m/%d")}/#{a.permalink}"
            item['wp'].post_date_gmt a.published_at.strftime("%Y-%m-%d %H:%M:%S")
            item['wp'].comment_status 'closed'
            a.comments.each { |comment_data|
              item['wp'].comment do |comment|
                comment['wp'].comment_id comment_data.id
                comment['wp'].comment_author comment_data.author
                # If you have empty XML elements then the import fails, so don't render empty strings
                if (comment_data.email) 
                  comment['wp'].comment_author_email comment_data.email 
                end
                if (comment_data.url) 
                  comment['wp'].comment_author_url comment_data.url
                end
                if (comment_data.ip)
                  comment['wp'].comment_author_IP comment_data.ip
                end
                comment['wp'].comment_date_gmt comment_data.published_at.strftime("%Y-%m-%d %H:%M:%S")
                comment['wp'].comment_content do
                  comment.cdata comment_data.body
                end
                comment['wp'].comment_approved '1'
                comment['wp'].comment_parent '0'
              end
            }
         end
      end
    end
  end
end

puts builder.to_xml