wr_num 필드 값이 동시성 문제로 겹치는 경우 답변글에 대한 권한이 잘못 주어지는 등의 문제 다시 수정 #265

This commit is contained in:
thisgun
2023-08-17 14:39:05 +09:00
parent a96460948c
commit 41d48891f4
2 changed files with 11 additions and 11 deletions

View File

@ -257,9 +257,10 @@ if ($w == '' || $w == 'r') {
$wr_num = 0;
$wr_reply = '';
}
// wr_num 서브쿼리 kkigomi 님 제안
$sql = " insert into $write_table
set wr_num = '$wr_num',
set wr_num = " . ($w == 'r' ? "'$wr_num'" : "(SELECT IFNULL(MIN(wr_num) - 1, -1) FROM $write_table sq) ") . ",
wr_reply = '$wr_reply',
wr_comment = 0,
ca_name = '$ca_name',
@ -296,10 +297,8 @@ if ($w == '' || $w == 'r') {
$wr_id = sql_insert_id();
$add_wr_update_sql = ($wr_num === 0) ? ", wr_num = '-$wr_id' " : "";
// 부모 아이디에 UPDATE
sql_query(" update $write_table set wr_parent = '$wr_id' $add_wr_update_sql where wr_id = '$wr_id' ");
sql_query(" update $write_table set wr_parent = '$wr_id' where wr_id = '$wr_id' ");
// 새글 INSERT
sql_query(" insert into {$g5['board_new_table']} ( bo_table, wr_id, wr_parent, bn_datetime, mb_id ) values ( '{$bo_table}', '{$wr_id}', '{$wr_id}', '".G5_TIME_YMDHIS."', '{$member['mb_id']}' ) ");