_plugins/packages.rb


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module Gentoo
  class PackagesGenerator < Jekyll::Generator
    XML = '_data/packages.xml'

    def generate(site)
      xml = Nokogiri::XML(File.open(XML))
      # atom is mainly one namespace
      xml.remove_namespaces!

      site.data['packages'] ||= { 'updates' => [] }

      xml.xpath('/feed/entry').each do |item|
        item_data = {}

        item.children.each do |tag|
          case tag.name
          when 'title'
            if tag.text =~ /^([^(]*) \((.*)\)$/
              item_data['atom'] = $1.strip
              item_data['atom_c'], item_data['atom_p'] = item_data['atom'].split('/', 2)
              item_data['description'] = $2
            end
          when 'link'
            item_data['uri'] = tag['href']
          end
        end

        site.data['packages']['updates'] << item_data
      end

      puts site.data['packages']['updates']
    end
  end
end