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你现在的位置：您现在的位置是: 中国ASP>>ASP教程>>asp类 |
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| 代替缓存使用的ini类 |
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这个类的思想原创自 DLL，我现在自己已经写到第三个版本了
<%
''================================================================
''= Power By Tim =
''=--------------------------------------------------------------=
''= 文件摘要：INI类 =
''=--------------------------------------------------------------=
''= 文件版本：3.0 =
''= 文本创建日期：2:17 2004-12-14 =
''================================================================
''============================= 属性说明 =========================
''= INI.OpenFile = 文件路径（使用虚拟路径需在外部定义） =
''= INI.CodeSet = 编码设置，默认为 GB2312 =
''= INI.IsTrue = 检测文件是否正常（存在） =
''============================= 方法说明 =========================
''= IsGroup(组名) 检测组是否存在 =
''= IsNode(组名,节点名) 检测节点是否存在 =
''= GetGroup(组名) 读取组信息 =
''= CountGroup() 统计组数量 =
''= ReadNode(组名,节点名) 读取节点数据 =
''= WriteGroup(组名) 创建组 =
''= WriteNode(组,节点,节点数据) 插入/更新节点数据 =
''= DeleteGroup(组名) 删除组 =
''= DeleteNode(组名,节点名) 删除节点 =
''= Save() 保存文件 =
''= Close() 清除内部数据（释放） =
''================================================================
Class INI_Class
''==================================================
Private Stream ''// Stream 对象
Private FilePath ''// 文件路径
Public Content ''// 文件数据
Public IsTrue ''// 文件是否存在
Public IsAnsi ''// 记录是否二进制
Public CodeSet ''// 数据编码
''==================================================
''// 初始化
Private Sub Class_Initialize()
Set Stream = Server.CreateObject("ADODB.Stream")
Stream.Mode = 3
Stream.Type = 2
CodeSet = "gb2312"
IsAnsi = True
IsTrue = True
End Sub
''// 二进制流转换为字符串
Private Function Bytes2bStr(bStr)
if Lenb(bStr)=0 Then
Bytes2bStr = ""
Exit Function
End if
Dim BytesStream,StringReturn
Set BytesStream = Server.CreateObject("ADODB.Stream")
With BytesStream
.Type = 2
.Open
.WriteText bStr
.Position = 0
.Charset = CodeSet
.Position = 2
StringReturn = .ReadText
.Close
End With
Bytes2bStr = StringReturn
Set BytesStream = Nothing
Set StringReturn = Nothing
End Function
''// 设置文件路径
Property Let OpenFile(INIFilePath)
FilePath = INIFilePath
Stream.Open
On Error Resume Next
Stream.LoadFromFile(FilePath)
''// 文件不存在时返回给 IsTrue
if Err.Number<>0 Then
IsTrue = False
Err.Clear
End if
Content = Stream.ReadText(Stream.Size)
if Not IsAnsi Then Content=Bytes2bStr(Content)
End Property
''// 检测组是否存在[参数:组名]
Public Function IsGroup(GroupName)
if Instr(Content,"["&GroupName&"]")>0 Then
IsGroup = True
Else
IsGroup = False
End if
End Function
''// 读取组信息[参数:组名]
Public Function GetGroup(GroupName)
Dim TempGroup
if Not IsGroup(GroupName) Then Exit Function
''// 开始寻找头部截取
TempGroup = Mid(Content,Instr(Content,"["&GroupName&"]"),Len(Content))
''// 剔除尾部
if Instr(TempGroup,VbCrlf&"[")>0 Then TempGroup=Left(TempGroup,Instr(TempGroup,VbCrlf&"[")-1)
if Right(TempGroup,1)<>Chr(10) Then TempGroup=TempGroup&VbCrlf
GetGroup = TempGroup
End Function
''// 检测节点是否存在[参数:组名,节点名]
Public Function IsNode(GroupName,NodeName)
if Instr(GetGroup(GroupName),NodeName&"=") Then
IsNode = True
Else
IsNode = False
End if
End Function
''// 创建组[参数:组名]
Public Sub WriteGroup(GroupName)
if Not IsGroup(GroupName) And GroupName<>"" Then
Content = Content & "[" & GroupName & "]" & VbCrlf
End if
End Sub
''// 读取节点数据[参数:组名,节点名]
Public Function ReadNode(GroupName,NodeName)
if Not IsNode(GroupName,NodeName) Then Exit Function
Dim TempContent
''// 取组信息
TempContent = GetGroup(GroupName)
''// 取当前节点数据
TempContent = Right(TempContent,Len(TempContent)-Instr(TempContent,NodeName&"=")+1)
TempContent = Replace(Left(TempContent,Instr(TempContent,VbCrlf)-1),NodeName&"=","")
ReadNode = ReplaceData(TempContent,0)
End Function
''// 写入节点数据[参数:组名,节点名,节点数据]
Public Sub WriteNode(GroupName,NodeName,NodeData)
''// 组不存在时写入组
if Not IsGroup(GroupName) Then WriteGroup(GroupName)
''// 寻找位置插入数据
''/// 获取组
Dim TempGroup : TempGroup = GetGroup(GroupName)
''/// 在组尾部追加
Dim NewGroup
if IsNode(GroupName,NodeName) Then
NewGroup = Replace(TempGroup,NodeName&"="&ReplaceData(ReadNode(GroupName,NodeName),1),NodeName&"="&ReplaceData(NodeData,1))
Else
NewGroup = TempGroup & NodeName & "=" & ReplaceData(NodeData,1) & VbCrlf
End if
Content = Replace(Content,TempGroup,NewGroup)
End Sub
''// 删除组[参数:组名]
Public Sub DeleteGroup(GroupName)
Content = Replace(Content,GetGroup(GroupName),"")
End Sub
''// 删除节点[参数:组名,节点名]
Public Sub DeleteNode(GroupName,NodeName)
Dim TempGroup
Dim NewGroup
TempGroup = GetGroup(GroupName)
NewGroup = Replace(TempGroup,NodeName&"="&ReadNode(GroupName,NodeName)&VbCrlf,"")
if Right(NewGroup,1)<>Chr(10) Then NewGroup = NewGroup&VbCrlf
Content = Replace(Content,TempGroup,NewGroup)
End Sub
''// 替换字符[实参:替换目标,数据流向方向]
'' 字符转换[防止关键符号出错]
'' [ ---> {(@)}
'' ] ---> {(#)}
'' = ---> {($)}
'' 回车 ---> {(1310)}
Public Function ReplaceData(Data_Str,IsIn)
if IsIn Then
ReplaceData = Replace(Replace(Replace(Data_Str,"[","{(@)}"),"]","{(#)}"),"=","{($)}")
ReplaceData = Replace(ReplaceData,Chr(13)&Chr(10),"{(1310)}")
Else
ReplaceData = Replace(Replace(Replace(Data_Str,"{(@)}","["),"{(#)}","]"),"{($)}","=")
ReplaceData = Replace(ReplaceData,"{(1310)}",Chr(13)&Chr(10))
End if
End Function
''// 保存文件数据
Public Sub Save()
With Stream
.Close
.Open
.WriteText Content
.SaveToFile FilePath,2
End With
End Sub
''// 关闭、释放
Public Sub Close()
Set Stream = Nothing
Set Content = Nothing
End Sub
End Class
Dim INI
Set INI = New INI_Class
INI.OpenFile = Server.MapPath("Config.ini")
''// ========== 这是写入ini数据 ==========
INI.WriteNode("SiteConfig","SiteName","Leadbbs极速论坛")
INI.WriteNode("SiteConfig","Mail","leadbbs@leadbbs.com")
INI.Save()
''// ========== 这是读取ini数据 ==========
Response.Write("站点名称："INI.ReadNode("SiteConfig","SiteName"))
%>
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