ActiveAdmin.register_page 'Builders' do content do table do thead do ["id", "system?", "Hostname", "Busy workers", "Supported Arches", "Supported Platforms"].each &method(:th) end tbody do RpmBuildNode.all.to_a.each do |node| next unless node.user_id tr do %w(id system host busy_workers supported_arches supported_platforms).each do |col| td { node.send(col) } end end end end end end end