这个函数看不明,请楼主给注明一下，谢谢！
复制内容到剪贴板
代码:
/**
* 得到用户组，同步groupid和member['groupid']，当会员积分和当前积分不一致更新members表。
* @para int $uid 会员的uid
* @para array $group 会员所属的用户组
* @para array $member
*
* @return string
*/
function getgroupid($uid, $group, &$member) {
global $creditsformula, $db, $tablepre;
if(!empty($creditsformula)) {
$updatearray = array();
eval("\$credits = round($creditsformula);");
if($credits != $member['credits']) {
$updatearray[] = "credits='$credits'";
}
if($group['type'] == 'member' && !($member['credits'] >= $group['creditshigher'] && $member['credits'] < $group['creditslower'])) {
$query = $db->query("SELECT groupid FROM {$tablepre}usergroups WHERE type='member' AND $member[credits]>=creditshigher AND $member[credits]<creditslower LIMIT 1");
if($db->num_rows($query)) {
$member['groupid'] = $db->result($query, 0);
$updatearray[] = "groupid='$member[groupid]'";
}
}
if($updatearray) {
$db->query("UPDATE {$tablepre}members SET ".implode(', ', $updatearray)." WHERE uid='$uid'");
}
}
return $member['groupid'];
}
