dede地区联动搜索 彻底解决办法

本例以文章模型为列子
0 添加 联动类型 地区

1plus/search.php
require_once(dirname(__FILE__)."/../include/common.inc.php");
require_once(DEDEINC."/arc.searchview.class.php");

$pagesize = (isset($pagesize) && is_numeric($pagesize)) ? $pagesize : 10;
$typeid = (isset($typeid) && is_numeric($typeid)) ? $typeid : 0;
$nativeplace = (isset($nativeplace) && is_numeric($nativeplace)) ? $nativeplace : 0;
$channeltype = (isset($channeltype) && is_numeric($channeltype)) ? $channeltype : 0;
$kwtype = (isset($kwtype) && is_numeric($kwtype)) ? $kwtype : 1;
$mid = (isset($mid) && is_numeric($mid)) ? $mid : 0;

if(!isset($orderby)) $orderby=”;
else $orderby = eregi_replace(‘[^a-z]‘,”,$orderby);

if(!isset($searchtype)) $searchtype = ‘titlekeyword’;
else $searchtype = eregi_replace(‘[^a-z]‘,$searchtype);

if(!isset($keyword)) $keyword = ”;

$oldkeyword = $keyword;

$keyword = FilterSearch(stripslashes($keyword));

//查找栏目信息
if(empty($typeid))
{
$typenameCacheFile = DEDEROOT.’/data/cache/typename.inc’;
if(!file_exists($typenameCacheFile) || filemtime($typenameCacheFile) < time()-(3600*24) )
{
$fp = fopen(DEDEROOT.’/data/cache/typename.inc’,‘w’);
fwrite($fp,"<"."?phprn");
$dsql->SetQuery("Select id,typename From `ym_arctype`");
$dsql->Execute();
while($row = $dsql->GetArray())
{
fwrite($fp,"$typeArr[{$row['id']}] = ‘{$row['typename']}’;rn");
}
fwrite($fp,‘?’.'>’);
fclose($fp);
}
//引入栏目缓存并看关键字是否有相关栏目内容
require_once($typenameCacheFile);
if(isset($typeArr) && is_array($typeArr))
{
foreach($typeArr as $id=>$typename)
{
$keywordn = str_replace($typename,‘ ‘,$keyword);
if($keyword != $keywordn)
{
$keyword = $keywordn;
$typeid = $id;
break;
}
}
}
}

$keyword = addslashes(cn_substr($keyword,30));

if($cfg_notallowstr !=” && eregi($cfg_notallowstr,$keyword))
{
ShowMsg("你的搜索关键字中存在非法内容，被系统禁止！","-1");
exit();
}

//if(($keyword==” || strlen($keyword)<0) && empty($typeid))
//{
//ShowMsg(‘关键字不能小于2个字节！’,'-1′);
//exit();
/

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