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,descriptionFrom 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 '';}$sql = "Select id,typename,typedir,isdefault,ispart,defaultname,namerule2,moresite,siteurl,sitepath,descriptionFrom dede_arctype where reid='$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,descriptionFrom `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) $likeType .= "";for($j=0;$j<$col;$j++) { if($col>1) $likeType .= "";if($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
