添加页面：根目录下面的goods.php 找到

/* 记录浏览历史 */

if (!empty($_COOKIE['ECS']['history']))

......

添加代码如下：

/*新添加的程序  获取销量和评论数*/

function get_buy_sum($goods_id)

{

//   $sql = 'SELECT IFNULL(SUM(g.goods_number), 0) ' .

//       'FROM ' . $GLOBALS['ecs']->table('order_info') . ' AS o, ' .

//           $GLOBALS['ecs']->table('order_goods') . ' AS g ' .

//       "WHERE o.order_id = g.order_id " .

//       "AND o.order_status = '" . OS_CONFIRMED . "' " .

//       "AND o.shipping_status " . db_create_in(array(SS_SHIPPED, SS_RECEIVED)) .

//       " AND o.pay_status " . db_create_in(array(PS_PAYED, PS_PAYING)) .

//       " AND g.goods_id = '$goods_id'";

  $sql = 'SELECT IFNULL(SUM(g.goods_number), 0) ' .

      'FROM ' . $GLOBALS['ecs']->table('order_info') . ' AS o, ' .

          $GLOBALS['ecs']->table('order_goods') . ' AS g ' .

      "WHERE o.order_id = g.order_id " .

      " AND o.order_status " . db_create_in(array(OS_CONFIRMED, OS_SPLITED, OS_SPLITING_PART)) .

      " AND g.goods_id = '$goods_id'";

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

}

function get_comment_num($goods_id)  {

   $sql= "select count(*)  from ".$GLOBALS['ecs']->table('comment')." where id_value='".$goods_id."'  AND status = 1";

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

}

$smarty->assign('buy_num',get_buy_sum($goods_id));

$smarty->assign('comment_num',get_comment_num($goods_id));