首先在空间里找到dede/stepselect_main.php 这个文件,然后找到其中的这段代码:
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else if($action=='addenum_save')
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{
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if(emptyempty($ename) || emptyempty($egroup))
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{
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Showmsg("类别名称或组名称不能为空!","-1");
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exit();
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}
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if($issign == 1 || $topvalue == 0)
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{
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$enames = explode(',', $ename);
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foreach($enames as $ename)
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{
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$arr = $dsql->GetOne("SELECT * FROM `imduo_sys_enum` WHERE egroup='$egroup' AND (evalue MOD 500)=0 ORDER BY disorder DESC ");
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if(!is_array($arr)) $disorder = $evalue = ($issign==1 ? 1 : 500);
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else $disorder = $evalue = $arr['disorder'] + ($issign==1 ? 1 : 500);
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$dsql->ExecuteNoneQuery("INSERT INTO `imduo_sys_enum`(`ename`,`evalue`,`egroup`,`disorder`,`issign`)
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VALUES('$ename','$evalue','$egroup','$disorder','$issign'); ");
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}
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WriteEnumsCache($egroup);
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ShowMsg("成功添加枚举分类!".$dsql->GetError(), $ENV_GOBACK_URL);
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exit();
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} else if ($issign == 3 && $topvalue != 0)
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{
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$minid = $topvalue;
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$maxnum = 500; // 三级子类最多500个
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$enames = explode(',', $ename);
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foreach ($enames as $ename)
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{
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$arr = $dsql->GetOne("SELECT * FROM `imduo_sys_enum` WHERE egroup='$egroup' AND evalue LIKE '$topvalue.%%%' ORDER BY evalue DESC ");
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if(!is_array($arr))
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{
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$disorder = $minid;
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$evalue = $minid.'.001';
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}
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else
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{
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$disorder = $minid;
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preg_match("#([0-9]{1,})\.([0-9]{1,})#", $arr['evalue'], $matchs);
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$addvalue = $matchs[2] + 1;
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$addvalue = sprintf("%03d", $addvalue);
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$evalue = $matchs[1].'.'.$addvalue;
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}
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$sql = "INSERT INTO `imduo_sys_enum`(`ename`,`evalue`,`egroup`,`disorder`,`issign`)
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VALUES('$ename','$evalue','$egroup','$disorder','$issign'); ";
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// echo $sql;exit;
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$dsql->ExecuteNoneQuery($sql);
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}
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// echo $minid;
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WriteEnumsCache($egroup);
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ShowMsg("成功添加枚举分类!".$issign, $ENV_GOBACK_URL);
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exit();
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} else {
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$minid = $topvalue;
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$maxid = $topvalue + 500;
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$enames = explode(',', $ename);
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foreach($enames as $ename)
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{
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$arr = $dsql->GetOne("Select * From `dede_sys_enum` where egroup='$egroup' And evalue>$minid And evalue<$maxid order by evalue desc ");
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if(!is_array($arr))
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{
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$disorder = $evalue = $minid+1;
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}
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else
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{
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$disorder = $arr['disorder']+1;
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$evalue = (int)($arr['evalue']+1);
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}
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$dsql->ExecuteNoneQuery("Insert into `dede_sys_enum`(`ename`,`evalue`,`egroup`,`disorder`,`issign`)
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values('$ename','$evalue','$egroup','$disorder','$issign'); ");
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}
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WriteEnumsCache($egroup);
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ShowMsg("成功添加枚举分类!".$issign, $ENV_GOBACK_URL);
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exit();
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}
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}
然后保存,在系统后台更新系统缓存就可以了的。现在在后台的联动类别管理里面就可以增加二级选择了。
2.dede/templets/stepselect_main.htm
找到
if($topvalue % 500 != 0) $arr['issign'] = 2;
修改为
if($topvalue % 500 != 0) $arr['issign'] = 3;
if($topvalue % 500 == 0) $arr['issign'] = 2;
以上这样修改后1,2,3 联动能添加,再4级就不行了。应为这里的标记只判断到3,织梦也最多能添加3级联动。所以足够用了。