帝国cms会员空间增加最近访客列表的实现方法

//增加会员访问记录
if ($getuserid && $getuserid<>$userid){
        $r=$empire->fetch1("select zuijin from {$dbtbpre}enewsmemberadd where userid='$userid' limit 1");
        if (empty($r['zuijin'])){
                $empire->query("update {$dbtbpre}enewsmemberadd set zuijin='$getuserid::::::' where userid='$userid'");
                } else {
                $zuijin=explode("::::::",$r['zuijin']);
                if (in_array($getuserid,$zuijin))
                {
                        $newzuijin=$getuserid."::::::".str_replace($getuserid."::::::","",$r['zuijin']);
                        $empire->query("update {$dbtbpre}enewsmemberadd set zuijin='$newzuijin' where userid='$userid'");
                } else{
                        $empire->query("update {$dbtbpre}enewsmemberadd set zuijin='$getuserid::::::$r[zuijin]' where userid='$userid'");
                }
        }
}

<?php
$jl=$empire->fetch1("select zuijin from {$dbtbpre}enewsmemberadd where userid='$userid' limit 1");
$jluserid=explode("::::::",$jl['zuijin']);
$i=0;
$jlnum=count($jluserid)-1;
if ($jlnum>=8){
        $jlnum=8;
}
elseif ($jlnum=='0')
        {
        echo '<div class="nogz">暂时还没有访客记录</div>';
}
while($i<$jlnum)
{
        $jluser=$empire->fetch1("select * from {$dbtbpre}enewsmemberadd where userid='$jluserid[$i]' limit 1");
        $jluserxx=$empire->fetch1("select * from {$dbtbpre}enewsmember where userid='$jluserid[$i]' limit 1");
        $jluserpic=$jluser['userpic']?$jluser['userpic']:$public_r[newsurl].'e/data/images/nouserpic.gif';
        ?>
        <li><a href="/e/space/?userid=<?=$jluserid[$i]?>"><img src="<?=$jluserpic?>"/><span><?=$jluserxx[username]?></span></a></li>
        <?
        $i++;
}
?>