<?php
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')){
		$hotword .= "กก<a href='".$cfg_phpurl."/search.php?keyword=".urlencode($row['keyword'])."'>".$row['keyword']."</a> ";
	}
	return $hotword;
}
?>