admin_class.asp

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	On Error Resume Next
	If Request("classname") = "" Then
		ErrMsg = ErrMsg + "<br>" + "<li>请输入分类名称。"
		Founderr = True
		Exit Sub
	End If
	If Request("class") = "" Then
		ErrMsg = ErrMsg + "<br>" + "<li>请选择文章分类。"
		Founderr = True
		Exit Sub
	End If
	If Request("readme") = "" Then
		ErrMsg = ErrMsg + "<br>" + "<li>请输入分类说明。"
		Founderr = True
		Exit Sub
	End If
	Set Rs = Server.CreateObject("adodb.recordset")
	If Request("class") <> "0" Then
		SQL = "select rootid,classid,depth,orders,strparent from NC_Class where classid=" & Request("class")
		Rs.Open SQL, Conn, 1, 1
		rootid = Rs(0)
		ParentID = Rs(1)
		depth = Rs(2)
		orders = Rs(3)
		If depth + 1 > 20 Then
			ErrMsg = "<li>本系统限制最多只能有20级子分类</li>"
			Founderr = True
			Exit Sub
		End If
		strParent = Rs(4)
		Rs.Close
		neworders = orders
		SQL = "select max(orders) from NC_Class where ParentID=" & Request("class")
		Rs.Open SQL, Conn, 1, 1
		If Not (Rs.EOF And Rs.bof) Then
			neworders = Rs(0)
		End If
		If IsNull(neworders) Then neworders = orders
		Rs.Close
		DownsysClass.Execute ("update NC_Class set orders=orders+1 where orders>" & CInt(neworders) & "")
	Else
		SQL = "select max(rootid) from NC_Class"
		Rs.Open SQL, Conn, 1, 1
		Maxrootid = Rs(0) + 1
		If IsNull(Maxrootid) Then Maxrootid = 1
		Rs.Close
	End If
	SQL = "select classid from NC_Class where classid=" & Request("newclassid")
	Rs.Open SQL, Conn, 1, 1
	If Not (Rs.EOF And Rs.bof) Then
		ErrMsg = "<li>您不能指定和别的分类一样的序号。</li>"
		Founderr = True
		Exit Sub
	Else
		classid = Request("newclassid")
	End If
	Rs.Close
	SQL = "select * from NC_Class"
	Rs.Open SQL, Conn, 1, 3
	Rs.addnew
	If Request("class") <> "0" Then
		Rs("depth") = depth + 1
		Rs("rootid") = rootid
		Rs("orders") = neworders + 1
		Rs("parentid") = Request.Form("class")
		If strParent = "0" Then
			Rs("strparent") = Request.Form("class")
		Else
			Rs("strparent") = strParent & "," & Request.Form("class")
		End If
	Else
		Rs("depth") = 0
		Rs("rootid") = Maxrootid
		Rs("orders") = 0
		Rs("parentid") = 0
		Rs("strparent") = 0
	End If
	Rs("child") = 0
	Rs("classid") = Request.Form("newclassid")
	Rs("classname") = Server.HTMLEncode(Request.Form("classname"))
	Rs("readme") = Request.Form("readme")
	Rs("skinid") = Request.Form("skinid")
	Rs("isUpdate") = 1
	Rs.Update
	Rs.Close
	If Request("class") <> "0" Then
		If depth > 0 Then DownsysClass.Execute ("update NC_Class set child=child+1 where classid in (" & strParent & ")")
		DownsysClass.Execute ("update NC_Class set child=child+1 where classid=" & Request("class"))
	End If
	Set Rs = DownsysClass.Execute("select ID from NC_Template")
	Do While Not Rs.EOF
		DownsysClass.DelCahe ("ClassList" & Rs(0))
		DownsysClass.DelCahe ("ClassMenu" & Rs(0))
		Rs.movenext
	Loop
	DownsysClass.DelCahe "ClassJumpMenu"
	DownsysClass.DelCahe "ClassJumpList"
	SucMsg = "<li>分类添加成功!</li>"
	NC_Admin.Succeed_Msg (SucMsg)
	Set Rs = Nothing
End Sub


Private Sub savedit()
	Dim newclassid
	Dim Maxrootid
	Dim ParentID
	Dim depth
	Dim Child
	Dim strParent
	Dim rootid
	Dim iparentid
	Dim istrparent
	Dim trs
	Dim brs
	Dim mrs
	Dim k
	Dim nstrparent
	Dim mstrparent
	Dim ParentSql
	Dim boardcount
	'保存编辑分类信息
	If CLng(Request("editid")) = CLng(Request("class")) Then
		ErrMsg = "<li>所属分类不能指定自己</li>"
		Founderr = True
		Exit Sub
	End If
	Set Rs = CreateObject("adodb.recordset")
	SQL = "select * from NC_Class where classid=" & Request("editid")
	Rs.Open SQL, Conn, 1, 3
	newclassid = Rs("classid")
	ParentID = Rs("parentid")
	iparentid = Rs("parentid")
	strParent = Rs("strparent")
	depth = Rs("depth")
	Child = Rs("child")
	rootid = Rs("rootid")
	If ParentID = 0 Then
		If CLng(Request("class")) <> 0 Then
			Set trs = DownsysClass.Execute("select rootid from NC_Class where classid=" & Request("class"))
			If rootid = trs(0) Then
				ErrMsg = "<li>您不能指定该分类的下属分类作为所属分类</li>"
				Founderr = True
				Exit Sub
				Response.End
			End If
		End If
	Else
		Set trs = DownsysClass.Execute("select classid from NC_Class where strparent like '%" & strParent & "%' and classid=" & Request("class"))
		If Not (trs.EOF And trs.bof) Then
			ErrMsg = "<li>您不能指定该分类的下属分类作为所属分类</li>"
			Founderr = True
			Exit Sub
			Response.End
		End If
	End If
	If ParentID = 0 Then
		ParentID = Rs("classid")
		iparentid = 0
	End If
	Rs("classname") = Server.HTMLEncode(Request.Form("classname"))
	Rs("readme") = Request("readme")
	Rs("skinid") = Request.Form("skinid")
	Rs("isUpdate") = 1
	Rs.Update
	Rs.Close
	Set Rs = Nothing
	Set mrs = DownsysClass.Execute("select max(rootid) from NC_Class")
	Maxrootid = mrs(0) + 1
	If CLng(ParentID) <> CLng(Request("class")) And Not (iparentid = 0 And CInt(Request("class")) = 0) Then
		If iparentid > 0 And CInt(Request("class")) = 0 Then
			DownsysClass.Execute ("update NC_Class set depth=0,orders=0,rootid=" & Maxrootid & ",parentid=0,strparent='0' where classid=" & newclassid)
			strParent = strParent & ","
			Set Rs = DownsysClass.Execute("select count(*) from NC_Class where strparent like '%" & strParent & "%'")
			boardcount = Rs(0)
			If IsNull(boardcount) Then
				boardcount = 1
			Else
				boardcount = boardcount + 1
			End If
			DownsysClass.Execute ("update NC_Class set child=child-" & boardcount & " where classid=" & iparentid)
			For i = 1 To depth
				Set Rs = DownsysClass.Execute("select parentid from NC_Class where classid=" & iparentid)
				If Not (Rs.EOF And Rs.bof) Then
					iparentid = Rs(0)
					DownsysClass.Execute ("update NC_Class set child=child-" & boardcount & " where classid=" & iparentid)
				End If
			Next
			If Child > 0 Then
				i = 0
				Set Rs = DownsysClass.Execute("select * from NC_Class where strparent like '%" & strParent & "%'")
				Do While Not Rs.EOF
					i = i + 1
					mstrparent = Replace(Rs("strparent"), strParent, "")
					DownsysClass.Execute ("update NC_Class set depth=depth-" & depth & ",rootid=" & Maxrootid & ",strparent='" & mstrparent & "' where classid=" & Rs("classid"))
					Rs.movenext
				Loop
			End If
		ElseIf iparentid > 0 And CInt(Request("class")) > 0 Then
			Set trs = DownsysClass.Execute("select * from NC_Class where classid=" & Request("class"))
			strParent = strParent & ","
			Set Rs = DownsysClass.Execute("select count(*) from NC_Class where strparent like '%" & strParent & "%'")
			boardcount = Rs(0)
			If IsNull(boardcount) Then boardcount = 1
			DownsysClass.Execute ("update NC_Class set orders=orders + " & boardcount & " + 1 where rootid=" & trs("rootid") & " and orders>" & trs("orders") & "")
			DownsysClass.Execute ("update NC_Class set depth=" & trs("depth") & "+1,orders=" & trs("orders") & "+1,rootid=" & trs("rootid") & ",ParentID=" & Request("class") & ",strparent='" & trs("strparent") & "," & trs("classid") & "' where classid=" & newclassid)
			i = 1
			Set Rs = DownsysClass.Execute("select * from NC_Class where strparent like '%" & strParent & "%' order by orders")
			Do While Not Rs.EOF
				i = i + 1
				istrparent = trs("strparent") & "," & trs("classid") & "," & Replace(Rs("strparent"), strParent, "")
				DownsysClass.Execute ("update NC_Class set depth=depth+" & trs("depth") & "-" & depth & "+1,orders=" & trs("orders") & "+" & i & ",rootid=" & trs("rootid") & ",strparent='" & istrparent & "' where classid=" & Rs("classid"))
				Rs.movenext
			Loop
			ParentID = Request("class")
			If rootid = trs("rootid") Then
				DownsysClass.Execute ("update NC_Class set child=child+" & i & " where (not ParentID=0) and classid=" & ParentID)
				For k = 1 To trs("depth")
					Set Rs = DownsysClass.Execute("select parentid from NC_Class where (not ParentID=0) and classid=" & ParentID)
					If Not (Rs.EOF And Rs.bof) Then
						ParentID = Rs(0)
						DownsysClass.Execute ("update NC_Class set child=child+" & i & " where (not ParentID=0) and  classid=" & ParentID)
					End If
				Next
				DownsysClass.Execute ("update NC_Class set child=child-" & i & " where (not ParentID=0) and classid=" & iparentid)
				For k = 1 To depth
					Set Rs = DownsysClass.Execute("select parentid from NC_Class where (not ParentID=0) and classid=" & iparentid)
					If Not (Rs.EOF And Rs.bof) Then
						iparentid = Rs(0)
						DownsysClass.Execute ("update NC_Class set child=child-" & i & " where (not ParentID=0) and  classid=" & iparentid)
					End If
				Next
			Else
				DownsysClass.Execute ("update NC_Class set child=child+" & i & " where classid=" & ParentID)
				For k = 1 To trs("depth")
					Set Rs = DownsysClass.Execute("select parentid from NC_Class where classid=" & ParentID)
					If Not (Rs.EOF And Rs.bof) Then
						ParentID = Rs(0)
						DownsysClass.Execute ("update NC_Class set child=child+" & i & " where classid=" & ParentID)
					End If
				Next
				DownsysClass.Execute ("update NC_Class set child=child-" & i & " where classid=" & iparentid)
				For k = 1 To depth
					Set Rs = DownsysClass.Execute("select parentid from NC_Class where classid=" & iparentid)
					If Not (Rs.EOF And Rs.bof) Then
						iparentid = Rs(0)
						DownsysClass.Execute ("update NC_Class set child=child-" & i & " where classid=" & iparentid)
					End If
				Next
			End If
		Else
			Set trs = DownsysClass.Execute("select * from NC_Class where classid=" & Request("class"))
			Set Rs = DownsysClass.Execute("select count(*) from NC_Class where rootid=" & rootid)
			boardcount = Rs(0)
			ParentID = Request("class")
			DownsysClass.Execute ("update NC_Class set child=child+" & boardcount & " where classid=" & ParentID)
			For k = 1 To trs("depth")

				Set Rs = DownsysClass.Execute("select parentid from NC_Class where classid=" & ParentID)
				If Not (Rs.EOF And Rs.bof) Then
					ParentID = Rs(0)

					DownsysClass.Execute ("update NC_Class set child=child+" & boardcount & " where classid=" & ParentID)
				End If

			Next

			DownsysClass.Execute ("update NC_Class set orders=orders + " & boardcount & " + 1 where rootid=" & trs("rootid") & " and orders>" & trs("orders") & "")
			i = 0
			Set Rs = DownsysClass.Execute("select * from NC_Class where rootid=" & rootid & " order by orders")
			Do While Not Rs.EOF
				i = i + 1
				If Rs("parentid") = 0 Then
					If trs("strparent") = "0" Then
						strParent = trs("classid")
					Else
						strParent = trs("strparent") & "," & trs("classid")
					End If
					DownsysClass.Execute ("update NC_Class set depth=depth+" & trs("depth") & "+1,orders=" & trs("orders") & "+" & i & ",rootid=" & trs("rootid") & ",strparent='" & strParent & "',parentid=" & Request("class") & " where classid=" & Rs("classid"))
				Else
					If trs("strparent") = "0" Then
						strParent = trs("classid") & "," & Rs("strparent")
					Else
						strParent = trs("strparent") & "," & trs("classid") & "," & Rs("strparent")
					End If
					DownsysClass.Execute ("update NC_Class set depth=depth+" & trs("depth") & "+1,orders=" & trs("orders") & "+" & i & ",rootid=" & trs("rootid") & ",strparent='" & strParent & "' where classid=" & Rs("classid"))
				End If
				Rs.movenext
			Loop
		End If
	End If
	Set Rs = DownsysClass.Execute("select ID from NC_Template")
	Do While Not Rs.EOF
		DownsysClass.DelCahe ("ClassList" & Rs(0))
		DownsysClass.DelCahe ("ClassMenu" & Rs(0))
		Rs.movenext
	Loop
	DownsysClass.DelCahe "ClassJumpMenu"
	DownsysClass.DelCahe "ClassJumpList"
	SucMsg = "<li>分类修改成功！</li>"
	NC_Admin.Succeed_Msg (SucMsg)
	Set Rs = Nothing
	Set mrs = Nothing
	Set trs = Nothing
End Sub


Private Sub del()
	On Error Resume Next
	Set Rs = DownsysClass.Execute("select strparent,child,depth from NC_Class where classid=" & Request("editid"))
	If Not (Rs.EOF And Rs.bof) Then
		If Rs(1) > 0 Then
			Response.Write "该分类含有下属分类，请删除其下属分类后再进行删除本分类的操作"