Reinstall Jigoshop Order Types

<?php
/*
Plugin Name: Reinstall Jigoshop Order Types
Plugin URI: http://www.futuregencode.com
Description: Reinstalls the order statuses
Version: 0.8
Author: Chris Christoff
Author URI: http://www.futuregencode.com
*/
class ReinstallJigoshopOrderStatuses {
     static function install() {
            $order_status = array(
        'pending',
        'on-hold',
        'processing',
        'completed',
        'refunded',
        'cancelled'
         );

    foreach($order_status as $status) {
        if (!$status_id = get_term_by( 'slug', sanitize_title($status), 'shop_order_status')) {
            wp_insert_term($status, 'shop_order_status');
        }
    }
     }
}
register_activation_hook( __FILE__, array('ReinstallJigoshopOrderStatuses', 'install') );