Registry <%
'------------------------------------------------------------------------------------
' class name: Registryobject Web Information Registry class
' Author: Zhang Shaoji (Tonton)
' e-mail: tonton@yeah.net
' time: August 1, 2004
' Description: To imitate the registry in Windows, combined with XML and ASP technology, to the site to add a dedicated "registry" class.
' URL: http://blog.csdn.net/tonton/archive/2004/08/01/58198.aspx
' Copyright: readers can use this program for any purpose, such as to publish, reprint, please retain the above copyright information!
'------------------------------------------------------------------------------------
Const node_element = 1
Const node_text = 3
Class Registryobject
Private mdom
Public Path Registry path
public Encoding ' registry encoding
public defaultvalue ' the default value that is returned if a subkey does not exist when reading a key value
Private Sub class_initialize ()
defaultvalue = Empty
Encoding = "gb2312"
Set mdom = Nothing
End Sub
Private Sub class_terminate ()
Set mdom = Nothing
End Sub
public Function newdom ()
Set newdom = Server.CreateObject ("Microsoft.XMLDOM")
End Function
Private Property Get Dom ()
Dim Nde
If mdom is nothing Then
Set mdom = newdom ()
Mdom.async = False
mdom.load Path
If mDom.parseError.errorCode = &h800c0006 Then ' File not found
Initial
ElseIf mdom.parseerror <> 0 Then
Exit Property
End If
End If
Set Dom = Mdom
End Property
public Function Initial ()
Dim Nde
Set mdom = newdom ()
with Mdom
Set Nde =. Createprocessinginstruction ("xml", "version= ' 1.0 ' encoding= '" & Encoding & "")
. appendchild (Nde)
Set Nde =. createelement ("Registry")
. appendchild (Nde)
End With
Mdom.save Path
End Function
public Function CreateChannel (Channel)
with Dom
Set CreateChannel =. selectSingleNode ("//" & Channel)
If CreateChannel is nothing Then
Set CreateChannel =. CreateNode (node_element, Channel, "")
. Documentelement.appendchild (CreateChannel)
. Save Path
End If
End With
End Function
public Function getallchannels ()
Dim Result
Dim Nde, I
with Dom
with. Documentelement.childnodes
If. length = 0 Then
result = Split ("", 0)
Else
ReDim result (. length-1)
for i = 0 to. length-1
result (i) =. Item (i). NodeName
Next
End If
End With
End With
Getallchannels = result
End Function
public Function Deletechannel (Channel)
Dim Selection
with Dom
Set Selection =. selectnodes ("//" & Channel)
Selection.removeall
. Save Path
End With
End Function
public Function createsection (Channel, section)
Dim Nde
with Dom
Set Nde =. selectSingleNode ("//" & Channel & "/" & section)
If Nde is nothing Then
Set Nde =. selectSingleNode ("//" & Channel)
If Nde is nothing Then
Set Nde =. CreateNode (node_element, Channel, "")
. Documentelement.appendchild (Nde)
End If
Set createsection =. CreateNode (node_element, section, "")
nde.appendchild (createsection)
. Save Path
End If
End With
End Function
public Function getallsections (Channel)
Dim Result
Dim Nde, I
with Dom
Set Nde =. selectSingleNode ("//" & Channel)
If not Nde be nothing Then
with Nde.childnodes
If. length = 0 Then
