织梦dedecms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
	1 plus/search.php 
	<?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, "<"."?php\r\n"); 
	        $dsql->SetQuery("Select id,typename From `dede_arctype`"); 
	        $dsql->Execute(); 
	        while($row = $dsql->GetArray()) 
	        { 
	            fwrite($fp, "\$typeArr[{$row['id']}] = ‘{$row['typename']}’;\r\n"); 
	        } 
	        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(); 
	/