asp操作xml

ASP操作XML的类的说明：
可以完成ASP对XML节点的添加、删除、修改、清空。
进行上述操作，根据条件，操作类型包括：仅对第一个符合条件、及全部符合条件二种。

如：
'将第一条件值替换成新值
'call xml.r_node("/blog/sorts/sort[id='2']/name","分lei2")
'将全部条件值替换成新值
'call xml.r_nodes("/blog/sorts/sort[id='2']/name","分lei2")

dim xml,xmlfile
xmlfile="/Person/3/7/fls975/blog.xml"
set xml=new QT_XML_Class

Class QT_XML_Class
'Projict : ASP操作XML
'Author : Missde
'Link :
'Date : 15:25 2007-5-29
private dom,xmlpath,doc
Public iserr_
'初始化类
Private Sub Class_Initialize()
Set dom = Server.CreateObject("Microsoft.FreeThreadedXMLDOM")
xmlpath = Server.MapPath(xmlfile)
If not dom.Load(xmlpath) Then
SaveToFile "<?xml version=""1.0"" encoding=""utf-8""?>"&vbcrlf&""&vbcrlf&""&vbcrlf&""&vbcrlf&""&vbcrlf&""&vbcrlf&""&vbcrlf&""&vbcrlf&"",xmlpath 网页教学网
dom.Load(xmlpath)
End If
end Sub

Private Sub Class_Terminate
If IsObject(dom) Then Set dom = Nothing
If IsObject(doc) Then Set doc = Nothing
End Sub

Private Function SaveToFile(ByVal strBody,ByVal SavePath)
dim ado
Set ado = Server.CreateObject("ADODB.Stream")
ado.Open
ado.Type = 2
ado.charset = "utf-8"
ado.WriteText strBody
ado.SaveToFile SavePath,2
ado.Close
Set ado = Nothing
End Function

function d_node(node)
iserr_=False
set doc=dom.documentElement.selectSingleNode(node)
if not doc is nothing then
doc.parentNode.removeChild(doc)
dom.save(xmlpath)
iserr_=True
end if
set doc=nothing
End Function

function d_nodes(node)
dim i
iserr_=False
set doc=dom.selectNodes(node)
if not doc is nothing then
for i=0 to doc.length-1
doc.item(i).parentNode.removeChild(doc.item(i))
next
iserr_=True
end if
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dom.save(xmlpath)
set doc=nothing
End Function

function c_node(node)
iserr_=False
set doc=dom.documentElement.selectSingleNode(node)
if not doc is nothing then
doc.text=""
dom.Save(xmlpath)
iserr_=True
end if
set doc=nothing
end function
function c_nodes(node)
dim i
iserr_=False
set doc=dom.selectNodes(node)
if not doc is nothing then
for i=0 to doc.length-1
doc.item(i).text=""
next
dom.Save(xmlpath)
iserr_=True
end if
set doc=nothing
end function

function checknode(nodes,build)
dim doc2,doc3
dim i,f_node_,n_node,newnode
iserr_=True
Set doc = dom.documentElement.selectSingleNode(nodes)
if doc is nothing then
iserr_=False
if build then
nodes=split(nodes,"/")
f_node_=""
n_node=""
for i=0 to ubound(nodes)-1
if nodes(i)="" then
f_node_=f_node_&nodes(i)

f_node_=f_node_&"/"
n_node=f_node_&nodes(i+1)
else
f_node_=n_node
n_node=f_node_&"/"&nodes(i+1)
end if
Set doc2 = dom.documentElement.selectSingleNode(f_node_)
set doc3 = dom.documentElement.selectSingleNode(n_node)
if doc3 is nothing then
Set newnode = dom.createElement(nodes(i+1))
newnode.Text=""
doc2.AppendChild(newnode)
Set newnode=nothing
end if
set doc2=nothing
set doc3=nothing
next
dom.Save(xmlpath)
end if
end if
set doc=nothing
End Function

function joinxml(inset_node,xmlstr)
dim oldxml,newxml,rootNewNode
iserr_=False
Set oldXML = Server.CreateObject("Microsoft.XMLDOM")
oldXML.load(xmlpath)
set doc=oldxml.documentElement.selectSingleNode(inset_node)
if not doc is nothing then
iserr_=True
Set newXML = Server.CreateObject("Microsoft.XMLDOM")
newXML.loadXML(xmlstr&vbcrlf)
set rootNewNode=newXML.documentElement 网页教学网
doc.appendChild(rootNewNode)
oldxml.Save(xmlpath)
end if
set oldXML=nothing
set newXML=nothing
End Function

function r_node(node,newstr)
iserr_=False
set doc=dom.documentElement.selectSingleNode(node)
if not doc is nothing then
doc.text=newstr
iserr_=True
end if
set doc=nothing
dom.Save(xmlpath)
End Function
function r_nodes(node,newstr)
dim i
iserr_=False
set doc=dom.selectNodes(node)
if not doc is nothing then
for i=0 to doc.length-1
doc.item(i).text=newstr
next
iserr_=True
end if
set doc=nothing
dom.Save(xmlpath)
End Function
function replace_node(node,newstr)
call add_node(node,newstr,0)
End Function
function add_node(node,newstr,num)
set doc=dom.selectNodes(node)
if not doc is nothing then
if doc.length >=num then
call d_node(node)
end if
end if
set doc=nothing
call joinxml(left(node,instrrev(node,"/")-1),newstr)
End Function

function f_node(node)
dim getnode
set doc=dom.documentElement.selectSingleNode(node)
if not doc is nothing then
iserr_=True
getnode=doc.Text
else
getnode=""
iserr_=False
end if
set doc=nothing
f_node=getnode
end function

function count(node)
dim nodenum
nodenum=array(0,0,"")
iserr_=False
set doc=dom.selectNodes(node)
if not doc is nothing then
nodenum(0)=doc.length
nodenum(2)=doc.item(0).xml
if doc.item(0).hasChildNodes() then
nodenum(1)=doc.item(0).childNodes.length
end if
iserr_=True
end if
count=nodenum
end function

function id_(str)
id_=String(10-len(str),"0")
end function
function now_(dd)
dim m,d,h,mm
if not isdate(dd) then d=now()
dd=cdate(dd)
m=month(dd)
d=day(dd)
h=hour(dd)
mm=Minute(dd)
if m if d Webjx.Com

if h if mm now_=year(dd)&"-"&m&"-"&d&" "&h&":"&mm&":"&Second(dd)
end function
end class
%>

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