dedeCMS中单独调用子栏目模板和子栏目的文章时修改源代码给channel和chanenartllist加上limit

<?php
/**
* 获取栏目列表标签
*
* @version $Id: channel.lib.php 1 9:29 2010年7月6日Z tianya $
* @package DedeCMS.Taglib
* @copyright Copyright (c) 2007 - 2010, DesDev, Inc.
* @license http://help.dedecms.com/usersguide/license.html
* @link http://www.dedecms.com
*//*>>dede>>
<name>频道标签</name>
<type>全局标记</type>
<for>V55,V56,V57</for>
<description>用于获取栏目列表</description>
<demo>
{dede:channel type='top' row='8' currentstyle="<li><a href='~typelink~' class='thisclass'>~typename~</a> </li>"}
<li><a href='[field:typelink/]'>[field:typename/]</a> </li>
{/dede:channel}
</demo>
<attributes>
<iterm>typeid:栏目ID</iterm>
<iterm>reid:上级栏目ID</iterm>
<iterm>row:调用栏目数</iterm>
<iterm>col:分多少列显示（默认为单列）</iterm>
<iterm>type:son表示下级栏目,self表示同级栏目,top顶级栏目</iterm>
<iterm>currentstyle:应用样式</iterm>
</attributes>
>>dede>>*/function lib_channel(&$ctag,&$refObj)
{
global $dsql; $attlist = "typeid|0,reid|0,row|100,col|1,type|son,currentstyle|,cacheid|,limit|";
FillAttsDefault($ctag->CAttribute->Items,$attlist);
extract($ctag->CAttribute->Items, EXTR_SKIP);
$innertext = $ctag->GetInnerText();
$line = empty($row) ? 100 : $row;
$limit=empty($limit)?0:$limit;
$likeType = '';
//读取固定的缓存块
$cacheid = trim($cacheid);
if($cacheid !='') {
$likeType = GetCacheBlock($cacheid);
if($likeType != '') return $likeType;
} $reid = 0;
$topid = 0;
//如果属性里没指定栏目id，从引用类里获取栏目信息
if(empty($typeid))
{
if( isset($refObj->TypeLink->TypeInfos['id']) )
{
$typeid = $refObj->TypeLink->TypeInfos['id'];
$reid = $refObj->TypeLink->TypeInfos['reid'];
$topid = $refObj->TypeLink->TypeInfos['topid'];
}
else {
$typeid = 0;
}
}
//如果指定了栏目id，从数据库获取栏目信息
else
{
$row2 = $dsql->GetOne("SELECT * FROM `#@__arctype` WHERE id='$typeid' ");
$typeid = $row2['id'];
$reid = $row2['reid'];
$topid = $row2['topid'];
$issetInfos = true;
} if($type=='' || $type=='sun') $type='son';
if($innertext=='') $innertext = GetSysTemplets("channel_list.htm"); if($type=='top')
{
$sql = "SELECT id,typename,typedir,isdefault,ispart,defaultname,namerule2,moresite,siteurl,sitepath
From `#@__arctype` WHERE reid=0 And ishidden<>1 order by sortrank asc limit $limit,$line ";
}
else if($type=='son')
{
if($typeid==0) return '';
$sql = "SELECT id,typename,typedir,isdefault,ispart,defaultname,namerule2,moresite,siteurl,sitepath
From `#@__arctype` WHERE reid='$typeid' And ishidden<>1 order by sortrank asc limit $limit,$line ";
}
else if($type=='self')
{
if($reid==0) return '';
$sql = "SELECT id,typename,typedir,isdefault,ispart,defaultname,namerule2,moresite,siteurl,sitepath
FROM `#@__arctype` WHERE reid='$reid' And ishidden<>1 order by sortrank asc limit $limit,$line ";
}
//And id<>'$typeid'
$needRel = false;
$dtp2 = new DedeTagParse();
$dtp2->SetNameSpace('field','[',']');
$dtp2->LoadSource($innertext);
//检查是否有子栏目，并返回rel提示（用于二级菜单）
if(preg_match('#:rel#', $innertext)) $needRel = true; if(empty($sql)) return '';
$dsql->SetQuery($sql);
$dsql->Execute(); $totalRow = $dsql->GetTotalRow();
//如果用子栏目模式，当没有子栏目时显示同级栏目
if($type=='son' && $reid!=0 && $totalRow==0)
{
$sql = "SELECT id,typename,typedir,isdefault,ispart,defaultname,namerule2,moresite,siteurl,sitepath
FROM `#@__arctype` WHERE reid='$reid' And ishidden<>1 order by sortrank asc limit 0, $line ";
$dsql->SetQuery($sql);
$dsql->Execute();
}
$GLOBALS['autoindex'] = 0;
for($i=0;$i < $line;$i++)
{
if($col>1) $likeType .= "<dl>\r\n";
for($j=0; $j<$col; $j++)
{
if($col>1) $likeType .= "<dd>\r\n";
if($row=$dsql->GetArray())
{
$row['sonids'] = $row['rel'] = '';
if($needRel)
{
$row['sonids'] = GetSonIds($row['id'], 0, false);
if($row['sonids']=='') $row['rel'] = '';
else $row['rel'] = " rel='dropmenu{$row['id']}'";
}
//处理同级栏目中，当前栏目的样式
if( ($row['id']==$typeid || ($topid==$row['id'] && $type=='top') ) && $currentstyle!='' )
{
$linkOkstr = $currentstyle;
$row['typelink'] = GetOneTypeUrlA($row);
$linkOkstr = str_replace("~rel~",$row['rel'],$linkOkstr);
$linkOkstr = str_replace("~id~",$row['id'],$linkOkstr);
$linkOkstr = str_replace("~typelink~",$row['typelink'],$linkOkstr);
$linkOkstr = str_replace("~typename~",$row['typename'],$linkOkstr);
$likeType .= $linkOkstr;
}
else
{
$row['typelink'] = $row['typeurl'] = GetOneTypeUrlA($row);
if(is_array($dtp2->CTags))
{
foreach($dtp2->CTags as $tagid=>$ctag)
{
if(isset($row[$ctag->GetName()])) $dtp2->Assign($tagid,$row[$ctag->GetName()]);
}
}
$likeType .= $dtp2->GetResult();
}
}
if($col>1) $likeType .= "</dd>\r\n";
$GLOBALS['autoindex']++;
}
//Loop Col
if($col>1)
{
$i += $col - 1;
$likeType .= " </dl>\r\n";
}
}
//Loop for $i
$dsql->FreeResult();
if($cacheid !='') {
WriteCacheBlock($cacheid, $likeType);
}
return $likeType;
}

{dede:channel limit="0" row="1"}
<dt><h3><a target="_blank" href='[field:typelink/]'>[field:typename/]</a></h3></dt>
{/dede:channel}

<?php if(!defined('DEDEINC')) exit('Request Error!');
/**
* 获取当前频道的下级栏目的内容列表标签
*
* @version $Id: channelartlist.lib.php 1 9:29 2010年7月6日Z tianya $
* @package DedeCMS.Taglib
* @copyright Copyright (c) 2007 - 2010, DesDev, Inc.
* @license http://help.dedecms.com/usersguide/license.html
* @link http://www.dedecms.com
*//*>>dede>>
<name>频道文档</name>
<type>全局标记</type>
<for>V55,V56,V57</for>
<description>获取当前频道的下级栏目的内容列表标签</description>
<demo>
{dede:channelartlist row=6}
<dl>
<dt><a href='{dede:field name='typeurl'/}'>{dede:field name='typename'/}</a></dt>
<dd>
{dede:arclist titlelen='42' row='10'} <ul class='autod'>
<li><a href="[field:arcurl /]">[field:title /]</a></li>
<li>([field:pubdate function="MyDate('m-d',@me)"/])</li>
</ul>
{/dede:arclist}
</dl>
{/dede:channelartlist}
</demo>
<attributes>
<iterm>typeid:频道ID</iterm>
<iterm>row:获取的栏目返回值</iterm>
</attributes>
>>dede>>*/require_once(DEDEINC.'/arc.partview.class.php');function lib_channelartlist(&$ctag,&$refObj)
{
global $dsql,$envs,$_sys_globals;//处理标记属性、innertext
$attlist = 'typeid|0,row|20,cacheid|,limit|,type|'; //这边加个limit变量 type 我是想实现 在子栏目下调用 同级子栏目的信息
FillAttsDefault($ctag->CAttribute->Items,$attlist);
extract($ctag->CAttribute->Items, EXTR_SKIP);
$innertext = trim($ctag->GetInnerText());
$artlist = '';
//读取固定的缓存块
$cacheid = trim($cacheid);
if($cacheid !='') {
$artlist = GetCacheBlock($cacheid);
if($artlist!='') return $artlist;
}if(empty($typeid))
{
$typeid = ( !empty($refObj->TypeLink->TypeInfos['id']) ? $refObj->TypeLink->TypeInfos['id'] : 0 );
}if($innertext=='') $innertext = GetSysTemplets('part_channelartlist.htm');
$totalnum = $row;
if(empty($totalnum)) $totalnum = 20;//获得类别ID总数的信息
$typeids = array();
if($type=='reid') //2011.7.5 调用上级目录下的子栏目内容
{$reid = $refObj->TypeLink->TypeInfos['reid'];$tpsql = " reid='$reid' AND ispart<>2 AND ishidden<>1 ";
}
else if($typeid==0 || $typeid=='top') {$tpsql = " reid=0 AND ispart<>2 AND ishidden<>1 AND channeltype>0 ";
}
else
{if(!preg_match('#,#', $typeid)) {
$tpsql = " reid='$typeid' AND ispart<>2 AND ishidden<>1 ";
}
else {
$tpsql = " id IN($typeid) AND ispart<>2 AND ishidden<>1 ";
}
}$limit = trim(preg_replace('#limit#is', '', $limit)); //增加limit标签
if($limit!='') $limitsql = " LIMIT $limit "; //如果limit为空就以 row变量的默认值 限制
else $limitsql = " LIMIT 0,$totalnum";$dsql->SetQuery("SELECT id,typename,typedir,isdefault,ispart,defaultname,namerule2,moresite,siteurl,sitepath
FROM `dede_arctype` WHERE $tpsql ORDER BY sortrank ASC $limitsql");
$dsql->Execute();
while($row = $dsql->GetArray()) {
$typeids[] = $row;
}if(!isset($typeids[0])) return '';$GLOBALS['itemindex'] = 0;
$GLOBALS['itemparity'] = 1;
for($i=0;isset($typeids[$i]);$i++)
{
$GLOBALS['itemindex']++;
$pv = new PartView($typeids[$i]['id']);
$pv->Fields['typeurl'] = GetOneTypeUrlA($typeids[$i]);$pv->SetTemplet($innertext,'string');
$artlist .= $pv->GetResult();
$GLOBALS['itemparity'] = ($GLOBALS['itemparity']==1 ? 2 : 1);
}
//注销环境变量，以防止后续调用中被使用
$GLOBALS['envs']['typeid'] = $_sys_globals['typeid'];
$GLOBALS['envs']['reid'] = '';
if($cacheid !='') {
WriteCacheBlock($cacheid, $artlist);
}
return $artlist;
}

{dede:channelartlist limit='0,1'} {dede:arclist row='6' titlelen='42'}
<dd><a target="_blank" href="[field:arcurl/]" style="">[field:title/]</a></dd>
{/dede:arclist} {/dede:channelartlist}