Member::GetPassWordByGuid PHP Method

    public static function GetPassWordByGuid($ps, $guid)
    {
        return md5(md5($ps) . $guid);
    }

function PostMember()
{
    global $zbp;
    if (!isset($_POST['ID'])) {
        return;
    }
    if (!$zbp->CheckRights('MemberAll')) {
        unset($_POST['Level']);
        unset($_POST['Name']);
    }
    if (isset($_POST['Password'])) {
        if ($_POST['Password'] == '') {
            unset($_POST['Password']);
        } else {
            if (strlen($_POST['Password']) < $zbp->option['ZC_PASSWORD_MIN'] || strlen($_POST['Password']) > $zbp->option['ZC_PASSWORD_MAX']) {
                $zbp->ShowError(54);
            }
            if (!CheckRegExp($_POST['Password'], '[password]')) {
                $zbp->ShowError(54);
            }
            $_POST['Password'] = Member::GetPassWordByGuid($_POST['Password'], $_POST['Guid']);
        }
    }
    if (isset($_POST['Name'])) {
        if (isset($zbp->membersbyname[$_POST['Name']])) {
            if ($zbp->membersbyname[$_POST['Name']]->ID != $_POST['ID']) {
                $zbp->ShowError(62);
            }
        }
    }
    if (isset($_POST['Alias'])) {
        $_POST['Alias'] = TransferHTML($_POST['Alias'], '[noscript]');
    }
    $mem = new Member();
    if (GetVars('ID', 'POST') == 0) {
        if (isset($_POST['Password']) == false || $_POST['Password'] == '') {
            $zbp->ShowError(73);
        }
        $_POST['IP'] = GetGuestIP();
    } else {
        $mem->LoadInfoByID(GetVars('ID', 'POST'));
    }
    foreach ($zbp->datainfo['Member'] as $key => $value) {
        if ($key == 'ID') {
            continue;
        }
        if ($key == 'Meta') {
            continue;
        }
        if (isset($_POST[$key])) {
            $mem->{$key} = GetVars($key, 'POST');
        }
    }
    foreach ($GLOBALS['Filter_Plugin_PostMember_Core'] as $fpname => &$fpsignal) {
        $fpname($mem);
    }
    FilterMember($mem);
    FilterMeta($mem);
    CountMember($mem);
    $mem->Save();
    foreach ($GLOBALS['Filter_Plugin_PostMember_Succeed'] as $fpname => &$fpsignal) {
        $fpname($mem);
    }
    if (isset($_POST['Password'])) {
        if ($mem->ID == $zbp->user->ID) {
            Redirect($zbp->host . 'zb_system/cmd.php?act=login');
        }
    }
    return true;
}