<?php   if(!defined('DEDEINC')) exit('Request Error!');
/**
 * 自动关连文档标签
 *
 * @version        $Id: likearticle.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>相关文档</name>
<type>全局标记</type>
<for>V55,V56,V57</for>
<description>自动关连文档标签</description>
<demo>
{dede:likearticle row='' col='' titlelen='' infolen=''}
<a href='[field:arcurl/]'>[field:title/]</a>
{/dede:likearticle}
</demo>
<attributes>
    <iterm>col:分多少列显示（默认为单列）</iterm> 
    <iterm>row:返回文档列表总数</iterm>
    <iterm>titlelen:标题长度 等同于titlelength</iterm>
    <iterm>infolen:表示内容简介长度 等同于infolength</iterm>
    <iterm>mytypeid:手工指定要限定的栏目id，用,分开表示多个</iterm>
    <iterm>innertext:单条记录样式(指标签中间的内容)</iterm>
</attributes> 
>>dede>>*/
 
function lib_likearticle(&$ctag,&$refObj)
{
    global $dsql;
    
    //属性处理
    $attlist="row|12,titlelen|28,infolen|150,col|1,tablewidth|100,mytypeid|0,byabs|0,imgwidth|120,imgheight|90";
    FillAttsDefault($ctag->CAttribute->Items,$attlist);
    extract($ctag->CAttribute->Items, EXTR_SKIP);
    $revalue = '';
    
    if(empty($tablewidth)) $tablewidth = 100;
    if(empty($col)) $col = 1;
    $colWidth = ceil(100/$col);
    $tablewidth = $tablewidth."%";
    $colWidth = $colWidth."%";
    
    $ids = array();
    $tids = array();
    
    if(!empty($refObj->Fields['tags'])) {
        $keyword = $refObj->Fields['tags'];
    }
    else {
        $keyword = ( !empty($refObj->Fields['keywords']) ? $refObj->Fields['keywords'] : '' );
    }
    
    $typeid = ( !empty($mytypeid) ? $mytypeid : 0 );
    if(empty($typeid))
    {
        if(!empty($refObj->Typelink->TypeInfos['reid'])) {
             $typeid = $refObj->Typelink->TypeInfos['reid'];
        }
        else {
             if(!empty($refObj->Fields['typeid'])) $typeid = $refObj->Fields['typeid'];
        }
    }
    
    if( !empty($typeid) && !preg_match('#,#', $typeid) ) {
        $typeid = GetSonIds($typeid);
    }
    
    $limitRow = $row - count($ids);
    $keyword = '';
    if(!empty($refObj->Fields['keywords']))
    {
            $keywords = explode(',' , trim($refObj->Fields['keywords']));
            $keyword = '';
            $n = 1;
            foreach($keywords as $k)
            {
                if($n > 3)  break;
                 
                if(trim($k)=='') continue;
                else $k = addslashes($k);
                 
                $keyword .= ($keyword=='' ? " CONCAT(arc.keywords,' ',arc.title) LIKE '%$k%' " : " OR CONCAT(arc.keywords,' ',arc.title) LIKE '%$k%' ");
                $n++;
            }
    }
    $arcid = (!empty($refObj->Fields['id']) ? $refObj->Fields['aid'] : 0);
    if( empty($arcid) || $byabs==0 )
    {
        $orderquery = " ORDER BY arc.id desc ";     
    }
    else {
        $orderquery = " ORDER BY ABS(arc.id - ".$arcid.") ";
    }
    if($keyword != '')
    {
             if(!empty($typeid)) {
                     $typeid = " AND arc.typeid IN($typeid) AND arc.id<>$arcid ";
             }
             $query = "SELECT arc.*,tp.typedir,tp.typename,tp.corank,tp.isdefault,tp.defaultname,tp.namerule,
                  tp.namerule2,tp.ispart,tp.moresite,tp.siteurl,tp.sitepath
                  FROM `#@__archives` arc LEFT JOIN `#@__arctype` tp ON arc.typeid=tp.id
                  where arc.arcrank>-1 AND ($keyword)  $typeid $orderquery limit 0, $row";
    }
    else
    {
            if(!empty($typeid)) {
                    $typeid = " arc.typeid IN($typeid) AND arc.id<>$arcid ";
            }
            $query = "SELECT arc.*,tp.typedir,tp.typename,tp.corank,tp.isdefault,tp.defaultname,tp.namerule,
                  tp.namerule2,tp.ispart,tp.moresite,tp.siteurl,tp.sitepath
                  FROM `#@__archives` arc LEFT JOIN `#@__arctype` tp ON arc.typeid=tp.id
                 WHERE arc.arcrank>-1 AND  $typeid $orderquery limit 0, $row";
    }
    
    $innertext = trim( $ctag->GetInnerText() );
    if($innertext=='') $innertext = GetSysTemplets('part_arclist.htm');

    $dsql->SetQuery($query);
    $dsql->Execute('al');
    $artlist = '';
    if($col > 1) {
        $artlist = "<table width='$tablewidth' border='0' cellspacing='0' cellpadding='0'>\r\n";
    }
    $dtp2 = new DedeTagParse();
    $dtp2->SetNameSpace('field', '[', ']');
    $dtp2->LoadString($innertext);
    $GLOBALS['autoindex'] = 0;
    $line = $row;
    for($i=0; $i < $line; $i++)
    {
        if($col>1) $artlist .= "<tr>\r\n";
        for($j=0; $j < $col; $j++)
        {
            if($col>1) $artlist .= "    <td width='$colWidth'>\r\n";
            if($row = $dsql->GetArray("al"))
            {
                $ids[] = $row['id'];
                //处理一些特殊字段
                $row['info'] = $row['infos'] = cn_substr($row['description'],$infolen);
                $row['id'] =  $row['id'];

                if($row['corank'] > 0 && $row['arcrank']==0)
                {
                    $row['arcrank'] = $row['corank'];
                }

                $row['filename'] = $row['arcurl'] = GetFileUrl($row['id'],$row['typeid'],$row['senddate'],$row['title'],$row['ismake'],
                $row['arcrank'],$row['namerule'],$row['typedir'],$row['money'],$row['filename'],$row['moresite'],$row['siteurl'],$row['sitepath']);

                $row['typeurl'] = GetTypeUrl($row['typeid'],$row['typedir'],$row['isdefault'],$row['defaultname'],$row['ispart'],
                $row['namerule2'],$row['moresite'],$row['siteurl'],$row['sitepath']);

                if($row['litpic'] == '-' || $row['litpic'] == '')
                {
                    $row['litpic'] = $GLOBALS['cfg_cmspath'].'/images/defaultpic.gif';
                }
                if(!preg_match("#^http:\/\/#i", $row['litpic']) && $GLOBALS['cfg_multi_site'] == 'Y')
                {
                    $row['litpic'] = $GLOBALS['cfg_mainsite'].$row['litpic'];
                }
                $row['picname'] = $row['litpic'];
                $row['stime'] = GetDateMK($row['pubdate']);
                $row['typelink'] = "<a href='".$row['typeurl']."'>".$row['typename']."</a>";
                $row['image'] = "<img src='".$row['picname']."' border='0' width='$imgwidth' height='$imgheight' alt='".preg_replace("#['><]#","",$row['title'])."'>";
                $row['imglink'] = "<a href='".$row['filename']."'>".$row['image']."</a>";
                $row['fulltitle'] = $row['title'];
                $row['title'] = cn_substr($row['title'], $titlelen);
                if($row['color']!='') $row['title'] = "<font color='".$row['color']."'>".$row['title']."</font>";
                if(preg_match('#b#', $row['flag'])) $row['title'] = "<strong>".$row['title']."</strong>";
                $row['textlink'] = "<a href='".$row['filename']."'>".$row['title']."</a>";
                $row['plusurl'] = $row['phpurl'] = $GLOBALS['cfg_phpurl'];
                $row['memberurl'] = $GLOBALS['cfg_memberurl'];
                $row['templeturl'] = $GLOBALS['cfg_templeturl'];
                
                if(is_array($dtp2->CTags))
                {
                    foreach($dtp2->CTags as $k=>$ctag)
                    {
                        if($ctag->GetName()=='array') {
                            $dtp2->Assign($k,$row);
                        }
                        else {
                            if(isset($row[$ctag->GetName()])) $dtp2->Assign($k,$row[$ctag->GetName()]);
                            else $dtp2->Assign($k,'');
                        }
                    }
                    $GLOBALS['autoindex']++;
                }

                $artlist .= $dtp2->GetResult()."\r\n";
            }
            //if hasRow
            else
            {
                $artlist .= '';
            }
            if($col>1) $artlist .= "    </td>\r\n";
        }
        //Loop Col
        if($col>1) $i += $col - 1;
        if($col>1) $artlist .= "    </tr>\r\n";
    }
    //loop line
    if($col>1) $artlist .= "    </table>\r\n";
    $dsql->FreeResult("al");
    return $artlist;
}