지금 장바구니 전체를 불러오는데 체크된 값만 가져오게

// 예약 상품
$sql = " select ct_reserve, ct_normal, it_id
  from {$g5['g5_shop_cart_table']}
  where od_id = '$tmp_cart_id' ";
$result = sql_query($sql);

 

while ($row=sql_fetch_array($result)) {
$sql = " select SUM(ct_reserve) as reserve, SUM(ct_normal) as normal
            from {$g5['g5_shop_cart_table']}
            where od_id = '$tmp_cart_id'
              and it_id = '{$row['it_id']}' ";
$sum = sql_fetch($sql);


$tot_reserve+= $sum['reserve'];
$tot_normal+= $sum['normal'];

}


if ( $tot_normal > 0 && $tot_reserve > 0 ) alert('예약상품과 일반상품은 같이 주문하실 수 없습니다.');

if($act == "buy")
{
    if(!count($_POST['ct_chk']))
        alert("주문하실 상품을 하나이상 선택해 주십시오.");

    // 선택필드 초기화
    $sql = " update {$g5['g5_shop_cart_table']} set ct_select = '0' where od_id = '$tmp_cart_id' ";
    sql_query($sql);

    $fldcnt = count($_POST['it_id']);
    for($i=0; $i<$fldcnt; $i++) {
        $ct_chk = $_POST['ct_chk'][$i];
        if($ct_chk) {
            $it_id = $_POST['it_id'][$i];

            // 본인인증, 성인인증체크
            if(!$is_admin) {
                $msg = shop_member_cert_check($it_id, 'item');
                if($msg)
                    alert($msg, G5_SHOP_URL);
            }

            // 주문 상품의 재고체크
            $sql = " select ct_qty, it_name, ct_option, io_id, io_type, ct_reserve, ct_normal
                        from {$g5['g5_shop_cart_table']}
                        where od_id = '$tmp_cart_id'
                          and it_id = '$it_id' ";
            $result = sql_query($sql);

            for($k=0; $row=sql_fetch_array($result); $k++) {
                $sql = " select SUM(ct_qty) as cnt from {$g5['g5_shop_cart_table']}
                          where od_id <> '$tmp_cart_id'
                            and it_id = '$it_id'
                            and io_id = '{$row['io_id']}'
                            and io_type = '{$row['io_type']}'
                            and ct_stock_use = 0
                            and ct_status = '쇼핑'
                            and ct_select = '1' ";
                $sum = sql_fetch($sql);
                $sum_qty = $sum['cnt'];

                // 재고 구함
                $ct_qty = $row['ct_qty'];
                if(!$row['io_id'])
                    $it_stock_qty = get_it_stock_qty($it_id);
                else
                    $it_stock_qty = get_option_stock_qty($it_id, $row['io_id'], $row['io_type']);

                if ($ct_qty + $sum_qty > $it_stock_qty)
                {
                    $item_option = $row['it_name'];
                    if($row['io_id'])
                        $item_option .= '('.$row['ct_option'].')';

                    alert($item_option." 의 재고수량이 부족합니다.\\n\\n현재 재고수량 : " . number_format($it_stock_qty - $sum_qty) . " 개");
                }
            }

            //장바구니 품절
            $sql = " select b.it_soldout
                                  from {$g5['g5_shop_cart_table']} a left join {$g5['g5_shop_item_table']} b on ( a.it_id = b.it_id )
                                  where a.od_id = '$tmp_cart_id'
                                  and a.it_id = '$it_id' ";
            $res = sql_query($sql);

            while ($row=sql_fetch_array($res)){

                if ($row['it_soldout'])
                {
                    alert("주문하시려는 상품 중 품절인 상품이 있습니다.");
                }
            }

            // 예약 상품
            $sql = " select ct_reserve, ct_normal, it_id
              from {$g5['g5_shop_cart_table']}
              where od_id = '$tmp_cart_id' ";
            $result = sql_query($sql);

 

            while ($row=sql_fetch_array($result)) {
            $sql = " select SUM(ct_reserve) as reserve, SUM(ct_normal) as normal
                        from {$g5['g5_shop_cart_table']}
                        where od_id = '$tmp_cart_id'
                          and it_id = '{$row['it_id']}' ";
            $sum = sql_fetch($sql);


            $tot_reserve+= $sum['reserve'];
            $tot_normal+= $sum['normal'];

            }

 

            if ( $tot_normal > 0 && $tot_reserve > 0 ) alert('예약상품과 일반상품은 같이 주문하실 수 없습니다.');

 

            $sql = " update {$g5['g5_shop_cart_table']}
                        set ct_select = '1',
                            ct_select_time = '".G5_TIME_YMDHIS."'
                        where od_id = '$tmp_cart_id'
                          and it_id = '$it_id' ";
            sql_query($sql);
        }
    }

    if ($is_member) // 회원인 경우
        goto_url(G5_SHOP_URL.'/orderform.php');
    else
        goto_url(G5_BBS_URL.'/login.php?url='.urlencode(G5_SHOP_URL.'/orderform.php'));
}