ecshop获取促销商品总数

// 促销商品总算
function grab_promote_goods_count(){
    $time = gmtime();
    $sql = "SELECT COUNT(*) " .
            "FROM " . $GLOBALS[‘ecs‘]->table(‘goods‘)."WHERE is_on_sale = 1 AND is_alone_sale = 1 AND is_delete = 0  AND is_promote = 1 AND promote_start_date <= ‘$time‘ AND promote_end_date >= ‘$time‘";

    return $GLOBALS[‘db‘]->getOne($sql);    
}