/** * Hook for `manage_{post_type}_posts_custom_column` action */ public static function on_custom_visit_column($column, $post_id) { $visit = Akses_Visit::get_visit($post_id); if (is_null($visit)) { error_log('Could not find any visit with check in/out data for post id: ' . $post_id); return; } switch ($column) { case 'member': echo 'John Doe'; break; case 'in_at': echo $visit['in_at']; break; case 'out_at': echo $visit['out_at']; break; } }