dedecms 添加自定义标签显示非dede表数据

需求:调用一个商城系统里面的产品数据到dedecms文章页,希望对需要类似需求的人有所帮助

功能实现:为了不用垮数据库查询,dedecms安装到商城系统数据库里面

下面是实现的代码(请根据自己的环境进行修改)

include/taglib/hongyungoods.lib.php

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<?php
/**
 */
if(!defined('DEDEINC')) exit('Request Error!');
 
function lib_hongyungoods(&$ctag, &$refObj)
{
    global $dsql$envs$cfg_cmsurl;
     
    //属性处理
    $attlist="row|6,titlelen|0,tid|0";
    FillAttsDefault($ctag->CAttribute->Items,$attlist);
    extract($ctag->CAttribute->Items, EXTR_SKIP);
     
    //只在指定栏目显示
    if($tid>0 && $tid != $envs['typeid']) return '';
     
    if( !$dsql->IsTable("sl_products") ) return '没安装鸿运产品模块';
     
    $innertext $ctag->GetInnerText();
    //@todo hongyungoods.htm
    if(trim($innertext)==''$innertext = GetSysTemplets("hongyungoods.htm");
     
    //@todo 智能条件
    $where = 1;
    $limit = 5;
     
    $ctp new DedeTagParse();
    $ctp->SetNameSpace('field''['']');
    $ret '';
    $query = "SELECT p.`Name` AS title,
 CONCAT('http://www.hongyun2000.com/', ps.`AcStr`, '-view-', p.`ID`, '.html') AS url,
 CONCAT('http://www.hongyun2000.com/uploadfile/s/', p.`Images`) AS img
 FROM `sl_products` AS p
 LEFT JOIN `sl_products_sort` AS ps ON p.`SID` = ps.`ID`
 WHERE " . $where . " ORDER BY RAND() LIMIT " . $limit;
     
    $dsql->Execute('me',$query);
  while($rs $dsql->GetArray('me'))
  {
      $rs['title'] = 0 == $titlelen?$rs['title']:cn_substr($rs['title'], $titlelen);
        $ctp->LoadSource($innertext);
      foreach($ctp->CTags as $tagid=>$ctag) {
            if(!empty($rs[strtolower($ctag->GetName())])) {
                $ctp->Assign($tagid,$rs[$ctag->GetName()]);
            }
          }
          $ret .= $ctp->GetResult();
  }
 
  return $ret;
}
 
?>

调用页面使用:

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{dede:hongyungoods}
<dd>
    <span class="tlink"><a href="[field:url/]"><img src="[field:img/]" alt="[field:title/]"/></a>
    <a href="[field:url/]" target="_blank">[field:title/]</a></span>
</dd>
{/dede:hongyungoods}

 

posted on 2011-03-11 03:18  heui  阅读(2014)  评论(0编辑  收藏  举报