google_base_extension.rb

# Uncomment this if you reference any of your controllers in activate
# require_dependency 'application'

class GoogleBaseExtension < Spree::Extension
  version "1.0"
  description "Google Base Extension"
  url "http://spreehq.org"

  def activate
    Admin::ConfigurationsController.class_eval do
      before_filter :add_taxon_map_link, :only => :index
      def add_taxon_map_link
        @extension_links << {:link => admin_taxon_mapper_index_url, :link_text => 'Google Base', :description => 'Google Base'}
      end
    end

    Taxon.class_eval do
      has_one :taxon_map
    end
  end
end