实现根据文章的关键字获取当前文章的相关文章的方法,在文章模板中需要显示相关信息的地方插入: <?php if(!is_numeric($contentid)) $contentid=0; $a = ""; $b = ""; $aa = ""; $bb = ""; if ($r[keywords]){ $keywords1 = get_sql_in($r[keywords]); $a = $db -> select ("SELECT DISTINCT c.contentid,c.title,c.style,c.url FROM `phpcms_content` c,`phpcms_content_tag` t WHERE c.contentid=t.contentid and c.`status`=99 AND t.`tag` IN(".$keywords1.") and c.contentid!=".$contentid." ORDER BY c.listorder DESC,c.inputtime DESC,c.contentid desc limit 0,5"); if ($a){ foreach($a as $r){ $aa .= "<dd><a href="".$r[url]."" target="_blank">".$r[title]."</a></dd>"; } ?> <dl class="xiangguan"> <dt>相关阅读:</dt> <?php echo $aa;?> </dl> <?php } } $b = $db -> select ("SELECT DISTINCT b.specialid,b.url,b.title FROM `phpcms_special_content` a,`phpcms_special` b WHERE a.contentid=".$contentid." and b.specialid=a.specialid ORDER BY b.listorder DESC,b.createtime desc limit 0,5"); if ($b){ foreach($b as $r){ $bb .= "<dd><a href="".$r[url]."" target="_blank">".$r[title]."</a></dd>"; } ?> <dl class="xiangguan"> <dt>相关专题:</dt> <?php echo $bb;?> </dl> <?php } ?> (编辑:李大同)
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