解决织梦dedecms 5.7 三级目录、侧导航的调用
1、找到 include/taglib/channel.lib.php 文件,用下面代码替换这个文件里面的所有内容,以免出错,请先备份一下原文件。
  (由于网页编码问题,复制了以后内容还不能直接用的。要注意里面的符号。)
  CAttribute->Items,$attlist);
  extract($ctag->CAttribute->Items, EXTR_SKIP);
  $innertext = $ctag->GetInnerText();
  $cacheid = trim($cacheid);
  if($cacheid !='') {
  $likeType = GetCacheBlock($cacheid);
  if($likeType != '') return $likeType;
  }
  $reid = 0;
  $topid = 0;
  if(empty($typeid) && $envs['typeid']!=0)
  {
  $typeid = $envs['typeid'];
  $reid = $envs['reid'];
  }else{
  $reid=0;
  }
  if($type==''||$type=='sun') $type="son";
  if($innertext=='') $innertext = GetSysTemplets("channel_list.htm");
  if($reid==0 && $typeid>0)
  {
  $dbrow = $dsql->GetOne("Select reid From dede_arctype where id='$typeid' ");
  if(is_array($dbrow)) $reid = $dbrow['reid'];
  }
  $likeType = '';
  if($type=='top')
  {
  $sql = "Select id,typename,typedir,isdefault,ispart,defaultname,namerule2,moresite,siteurl,sitepath,description
  From dede_arctype where reid=0 And ishidden<>1 order by sortrank asc limit 0,$row";
  }
  else if($type=="son")
  {
  //if($_sys_globals['typeid']>0) $typeid = $_sys_globals['typeid'];
  if($typeid==0) {
  return '';
  }
  $sql = "Select id,typename,typedir,isdefault,ispart,defaultname,namerule2,moresite,siteurl,sitepath,description
  From dede_arctype where reid='$typeid' And ishidden<>1 order by sortrank asc limit 0,$row";
  }
  else if($type=="self")
  {
  if($reid==0) {
  return '';
  }
  $sql = "Select id,typename,typedir,isdefault,ispart,defaultname,namerule2,moresite,siteurl,sitepath,description
  From `dede_arctype` where reid='$reid' And ishidden<>1 order by sortrank asc limit 0,$row";
  }
  //And id<>'$typeid'
  $needRel = false;
  $dtp2 = new DedeTagParse();
  $dtp2->SetNameSpace("field","[","]");
  $dtp2->LoadSource($innertext);
  $dsql2 = clone $dsql;
  $dsql->SetQuery($sql);
  $dsql->Execute();
  $line = $row;
  //检查是否有子栏目,并返回rel提示(用于二级菜单)
  if(ereg(':rel', $innertext)) $needRel = true;
  if(empty($sql)) return '';
  $dsql->SetQuery($sql);
  $dsql->Execute();
  $totalRow = $dsql->GetTotalRow();
  $GLOBALS['autoindex'] = 0;
  for($i=0;$i < $line;$i++) { if($col>1) $likeType .= "
  \r\n";
  for($j=0;$j<$col;$j++) { if($col>1) $likeType .= "
  \r\n";
  if($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') ) && $currentstyle!='' )
  {
  if($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
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