public static function purge_settings($purge_jwp5_settings_too = false) { if ($purge_jwp5_settings_too && !get_option(JWP6 . 'jwp5_purged')) { JWP6_Legacy::purge_jwp5_settings(); } global $wpdb; $meta_query = "DELETE FROM {$wpdb->postmeta} WHERE meta_key LIKE '" . JWP6 . "%';"; $option_query = "DELETE FROM {$wpdb->options} WHERE option_name LIKE '" . JWP6 . "%'"; $wpdb->query($meta_query); $wpdb->query($option_query); }