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      dedecms利用tag調用相關文章

      發表日期:2017-11 文章編輯:小燈 瀏覽次數:1844

      下面大家來看看織夢使用tag調用相關文章的辦法,非常適合seo哦。也可以根據關鍵詞+tag調用。

      1.把下邊代碼保存到文章模版的適當位置

      <!-- //相關文章代碼開始 -->
      <div class="xgwz">
      <dl class="tbox">
      <dt><strong>相關文章</strong></dt>
      <dd>
      <ul class="c1 ico2">
      {dede:likearticle col='2' row='10' titlelen='42' eregtype=all|tag|keyword}
      <li><a href="[field:arcurl/]">[field:title/]</a></li>

      2.把下邊的php代碼替換掉likearticle.lib里的代碼dedecms.com


      <?php
      if(!defined('DEDEINC')) exit('Request Error!');
      /*--------------------------------------
      按關鍵詞關連文章的標簽
      eregtype屬性
      eregtype = keyword 只匹配關鍵字
      eregtype = tag 只匹配tag
      eregtype = all tag優先,不存在tag則匹配關鍵字
      mytypeid='' 欄目ID,多個欄目用,隔開
      ---------------------------------------*/
      function lib_likearticle(&$ctag,&$refObj)
      {
      global $dsql;

      //屬性處理
      $attlist="row|12,titlelen|28,infolen|150,col|1,tablewidth|100,mytypeid|0,byabs|0,imgwidth|120,imgheight|90";
      FillAttsDefault($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);內容來自dedecms
      $tablewidth = $tablewidth."%";
      $colWidth = $colWidth."%";

      $ids = array();
      $tids = array();

      $typeid = ( !empty($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) && !ereg(',', $typeid) ) {
      $typeid = GetSonIds($typeid);
      }
      if(!empty($refObj->Fields['tags']) && $eregtype != 'keyword' )
      {
      $tags = explode(',', addslashes($refObj->Fields['tags']));


        {/dede:likearticle}
        </ul>
        </dd>
        </dl>
        </div>
        <!-- //相關文章代碼結束 -->copyright dedecms
        $getsql = " tag like '".join("' OR tag like '", $tags)."' ";

        $dsql->Execute('me', "Select * From `dedecp_tagindex` where $getsql ");
        while($arow = $dsql->GetArray('me')) {
        $tids[] = $arow['id'];
        }
        $tid = join(',', $tids);
        if($tid!='')
        {
        $dsql->Execute("me", "Select aid From `dedecp_taglist` where tid in($tid) And arcrank > -1 group by aid order by aid desc limit 0, $row");
        while($arow = $dsql->GetArray("me"))
        {
        $ids[] = $arow['aid'];
        $arcid = $refObj->Fields['aid'];
        }
        }
        }

        if($eregtype == 'tag' && count($ids) == 0 )
        {
        return '';
        }
        else
        {
        if(count($ids) > 0)
        {
        if(!empty($typeid)) {
        $typeid = " And arc.typeid in($typeid) And arc.id<>$arcid ";
        }
        $idsStr = join(',', $ids);
        $query = "Select arc.*,tp.typedir,tp.typename,tp.corank,tp.isdefault,tp.defaultname,tp.namerule,
        tp.namerule2,tp.ispart,tp.moresite,tp.siteurl,tp.sitepath
        from `dedecp_archives` arc left join `dedecp_arctype` tp on arc.typeid=tp.id
        where arc.id in($idsStr) $typeid order by arc.id desc";
        }
        else
        {
        $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 ";
        }
        $query = "Select arc.*,tp.typedir,tp.typename,tp.corank,tp.isdefault,tp.defaultname,tp.namerule,
        tp.namerule2,tp.ispart,tp.moresite,tp.siteurl,tp.sitepath
        from `dedecp_archives` arc left join `dedecp_arctype` tp on arc.typeid=tp.id
        where arc.arcrank>-1 and ($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 `dedecp_archives` arc left join `dedecp_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'];dedecms.com
        //處理一些特殊字段
        $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'] = $GLOBALS['cfg_cmspath'].'/images/defaultpic.gif';
        }
        if(!eregi("^http://",$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='".ereg_replace("['><]","",$row['title'])."'>";
        $row['imglink'] = "<a href='".$row['filename']."'>".$row['image']."</a>";織夢好,好織夢
        $row['fulltitle'] = $row['title'];
        $row['title'] = cn_substr($row['title'],$titlelen);
        if($row['color']!='') $row['title'] = "<font color='".$row['color']."'>".$row['title']."</font>";
        if(ereg('b',$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;
        }
        ?>
        1.用于5.6、5.7的任何版本
        2.可以單用tag來調用相關文章,也可用tag+keyword來調用相關文章(默認tag優先于keyword,可以自己排序),非常適合SEO,經測試效果極佳。

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