帝国CMS模板统计今日文章数,昨日文章数,总文章数,会员数,最新会员方法

帝国CMS模板如何统计今日文章数,昨日文章数,总文章数,会员数,最新会员？
<?php  
$members=$empire->gettotal("select count(*) as total from phome_enewsmember");  
$newmember=$empire->fetch1("select userid,username from phome_enewsmember order by userid desc limit 1");  
$tzcount=$empire->gettotal("select count(*) as total from phome_ecms_news");  
$plnum=$empire->gettotal("select count(*) as total from {$dbtbpre}enewspl");  $pltzcont=$tzcount+$plnum;  
?>    
<div class="forumstatus">    
今日: <em class="numeric">[totaldata]'news',2,1[/totaldata]</em> ,    
昨日: <em class="numeric">[ztotal]栏目ID[/ztotal]</em> ,    
主题: <em class="numeric"><?=$tzcount?></em> ,    
帖子: <em class="numeric"><?=$pltzcont?></em> ,    
用户: <em class="numeric"><?=$members?></em>,    
最新会员: <em class="numeric"><?=$newmember[username]?></em>  
</div>