gistfile1.rb

  def redirect_for_geo_partner
    return unless request.env['GEOIP_COUNTRY_CODE'] && geo_partner = Partner.find_by_country(request.env['GEOIP_COUNTRY_CODE'])

    desired_path = request.path

    if logged_in?
      if on_partner_site?
        if current_user.referable.nil? || (current_user.referable && !current_user.referable.kind_of?(Partner))
          # This user has no partner but is on a partner site. Kick them back to app.
          redirect_to "http://#{HOST}" + desired_path
        elsif current_user.referable && current_user.referable.kind_of?(Partner) && current_user.referable != @current_partner
          # This user has a partner, but is on the wrong partner site, redirect them to their partner
          redirect_to "http://#{current_user.referable.subdomain}.#{ROOT_HOST}" + desired_path
        end
      else
        if current_user.referable && current_user.referable.kind_of?(Partner)
          # This user has a partner, but is not on a partner site, redirect them to their partner
          redirect_to "http://#{current_user.referable.subdomain}.#{ROOT_HOST}" + desired_path
        else
          # This user is where they belong
          return
        end
      end
    else
      # Redirect anonymous users to the geo_partner equivalent page
      redirect_to "http://#{geo_partner.subdomain}.#{ROOT_HOST}" + desired_path
    end
  end