内容页根据会员是否已经收藏文章显示已收藏或去收藏

参考：http://bbs.phome.net/showthread-13-356195-1.html
<?php
$muserid=(int)getcvar('mluserid');
?>

[e:loop={"select a.*,b.* from [!db.pre!]enewsfava a LEFT JOIN [!db.pre!]enewsmemberadd b ON a.userid=b.userid where a.classid='$navinfor[classid]' and a.id='$navinfor[id]' and  a.userid='$muserid' ",0,24,0}]

<?=$bqr[username]?>

[/e:loop]

<?php
if(!$bqno)echo '加入收藏';

?>

自用：
<?php
$muserid=(int)getcvar('mluserid');
?>
[e:loop={"select a.*,b.* from [!db.pre!]enewsfava a LEFT JOIN [!db.pre!]enewsmemberadd b ON a.userid=b.userid where a.classid='$navinfor[classid]' and a.id='$navinfor[id]' and  a.userid='$muserid' ",0,24,0}]

[/e:loop]
               
       <h2>产品详情<span style="float:right"><?php if(!$bqno){echo '<a href="/e/member/fava/add/?classid=[!--classid--]&amp;id=[!--id--]" rel="nofollow">去收藏</a>';}else{ echo '已收藏';} ?></span></h2>