<?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|";

    FillAttsDefault($ctag->CAttribute->Items,$attlist);

    extract($ctag->CAttribute->Items, EXTR_SKIP);

    $innertext = $ctag->GetInnerText();

    $line = empty($row) ? 100 : $row;

    

    $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 0, $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 0, $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 0, $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;

}