error('Please update to version 0.10.8 or newer.'); exit; } $classes = Filter::classes(); Media::whereNotNull('filter_class') ->chunk(50, function($filters) use($classes) { foreach($filters as $filter) { $match = $filter->filter_class ? in_array($filter->filter_class, $classes) : true; if(!$match) { $filter->filter_class = null; $filter->filter_name = null; $filter->save(); } } }); } }