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- <?php
- /**
- * 获取网站搜索的热门关键字
- *
- * @version $Id: hotwords.lib.php 1 9:29 2010年7月6日Z tianya $
- * @package DedeCMS.Taglib
- * @copyright Copyright (c) 2020, DedeBIZ.COM
- * @license https://www.dedebiz.com/license
- * @link https://www.dedebiz.com
- */
-
- /*>>dede>>
- <name>热门关键词</name>
- <type>全局标记</type>
- <for>V55,V56,V57</for>
- <description>获取网站搜索的热门关键字</description>
- <demo>
- {dede:hotwords /}
- </demo>
- <attributes>
- <iterm>num:关键词数目</iterm>
- <iterm>subday:天数</iterm>
- <iterm>maxlength:关键词最大长度</iterm>
- </attributes>
- >>dede>>*/
-
- function lib_hotwords(&$ctag,&$refObj)
- {
- global $cfg_phpurl,$dsql;
-
- $attlist="num|6,subday|365,maxlength|16";
- FillAttsDefault($ctag->CAttribute->Items,$attlist);
- extract($ctag->CAttribute->Items, EXTR_SKIP);
-
- $nowtime = time();
- if(empty($subday)) $subday = 365;
- if(empty($num)) $num = 6;
- if(empty($maxlength)) $maxlength = 20;
- $maxlength = $maxlength+1;
- $mintime = $nowtime - ($subday * 24 * 3600);
- $dsql->SetQuery("SELECT keyword FROM `#@__search_keywords` WHERE lasttime>$mintime AND length(keyword)<$maxlength ORDER BY count DESC LIMIT 0,$num");
- $dsql->Execute('hw');
- $hotword = '';
- while($row=$dsql->GetArray('hw')){
- $hotword .= " <a href='".$cfg_phpurl."/search.php?keyword=".urlencode($row['keyword'])."'>".$row['keyword']."</a> ";
- }
- return $hotword;
- }
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