[Discuz] Discuz密码错误次数过多 请15分钟后重新登录解决方法

$return = (!$login || (TIMESTAMP - $login['lastupdate'] > 900)) ? 4 : max(0, 5 - $login['count']);

function logincheck() {
$return = 0;
$login = DB::fetch_first('SELECT count, lastupdate FROM '.DB::table('common_failedlogin').' WHERE ip='$_G[clientip]'');
$return = (!$login || (TIMESTAMP - $login['lastupdate'] > 30)) ? 4 : max(0, 5 - $login['count']);
if(!$login) {
DB::query('REPLACE INTO '.DB::table('common_failedlogin').' (ip, count, lastupdate) VALUES ('$_G[clientip]', '1', '$_G[timestamp]')');
} elseif(TIMESTAMP - $login['lastupdate'] > 30) {
DB::query('DELETE FROM '.DB::table('common_failedlogin').' WHERE lastupdate<$_G[timestamp]-31', 'UNBUFFERED');
return $return;