ixs_ip.asp

一个网络相册

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' ============================================
' 返回IP信息
' ============================================
Function Look_Ip(IP)
	Dim Wry, IPType, QQWryVersion, IpCounter
	' 设置类对象
	Set Wry = New TQQWry
	' 开始搜索，并返回搜索结果
	' 您可以根据 QQWry(IP) 返回值来判断该IP地址在数据库中是否存在，如果不存在可以执行其他的一些操作
	' 比如您自建一个数据库作为追捕等，这里我就不详细说明了
	IPType = Wry.QQWry(IP)
	' Country：国家地区字段
	' LocalStr：省市及其他信息字段
	Look_Ip = Wry.Country & " " & Wry.LocalStr
End Function
' ============================================
' 返回IP信息 JS调用
' ============================================
Function GetIpInfoAv(IP, sType)
	Dim Wry, IPType
	Set Wry = New TQQWry
	IPType = Wry.QQWry(IP)
	
	Select Case sType
		Case 1 GetIpInfoAv = "document.write(""" & IP & """);"
		Case 2 GetIpInfoAv = "document.write(""" & Wry.Country & """);"
		Case 3 GetIpInfoAv = "document.write(""" & Wry.LocalStr & """);"
		Case Else GetIpInfoAv = "document.write(""您来自：" & IP & " 所在区域：" & Wry.Country & " " & Wry.LocalStr & """);"
	End Select
End Function
' ============================================
' 返回QQWry信息
' ============================================
Function WryInfo()
	Dim Wry, IPType, QQWry(1)
	' 设置类对象
	Set Wry = New TQQWry
	IPType = Wry.QQWry("255.255.255.255")
	' 读取数据库版本信息
	QQWry(0) = Wry.Country & " " & Wry.LocalStr
	' 读取数据库IP地址数目
	QQWry(1) = Wry.RecordCount + 1
	WryInfo = QQWry
End Function
' ============================================
' 戒聊IP物理定位搜索类
' ============================================
Class TQQWry
	' ============================================
	' 变量声名
	' ============================================
	Dim Country, LocalStr, Buf, OffSet
	Private StartIP, EndIP, CountryFlag
	Public QQWryFile
	Public FirstStartIP, LastStartIP, RecordCount
	Private Stream, EndIPOff
	' ============================================
	' 类模块初始化
	' ============================================
	Private Sub Class_Initialize
		Country 		= ""
		LocalStr 		= ""
		StartIP 		= 0
		EndIP 			= 0
		CountryFlag 	= 0 
		FirstStartIP 	= 0 
		LastStartIP 	= 0 
		EndIPOff 		= 0 
		QQWryFile = Server.MapPath("QQWry.dat") 'QQ IP库路径，要转换成物理路径
	End Sub
	' ============================================
	' IP地址转换成整数
	' ============================================
	Function IPToInt(IP)
		Dim IPArray, i
		IPArray = Split(IP, ".", -1)
		FOr i = 0 to 3
			If Not IsNumeric(IPArray(i)) Then IPArray(i) = 0
			If CInt(IPArray(i)) < 0 Then IPArray(i) = Abs(CInt(IPArray(i)))
			If CInt(IPArray(i)) > 255 Then IPArray(i) = 255
		Next
		IPToInt = (CInt(IPArray(0))*256*256*256) + (CInt(IPArray(1))*256*256) + (CInt(IPArray(2))*256) + CInt(IPArray(3))
	End Function
	' ============================================
	' 整数逆转IP地址
	' ============================================
	Function IntToIP(IntValue)
		p4 = IntValue - Fix(IntValue/256)*256
		IntValue = (IntValue-p4)/256
		p3 = IntValue - Fix(IntValue/256)*256
		IntValue = (IntValue-p3)/256
		p2 = IntValue - Fix(IntValue/256)*256
		IntValue = (IntValue - p2)/256
		p1 = IntValue
		IntToIP = Cstr(p1) & "." & Cstr(p2) & "." & Cstr(p3) & "." & Cstr(p4)
	End Function
	' ============================================
	' 获取开始IP位置
	' ============================================
	Private Function GetStartIP(RecNo)
		OffSet = FirstStartIP + RecNo * 7
		Stream.Position = OffSet
		Buf = Stream.Read(7)
		
		EndIPOff = AscB(MidB(Buf, 5, 1)) + (AscB(MidB(Buf, 6, 1))*256) + (AscB(MidB(Buf, 7, 1))*256*256) 
		StartIP  = AscB(MidB(Buf, 1, 1)) + (AscB(MidB(Buf, 2, 1))*256) + (AscB(MidB(Buf, 3, 1))*256*256) + (AscB(MidB(Buf, 4, 1))*256*256*256)
		GetStartIP = StartIP
	End Function
	' ============================================
	' 获取结束IP位置
	' ============================================
	Private Function GetEndIP()
		Stream.Position = EndIPOff
		Buf = Stream.Read(5)
		EndIP = AscB(MidB(Buf, 1, 1)) + (AscB(MidB(Buf, 2, 1))*256) + (AscB(MidB(Buf, 3, 1))*256*256) + (AscB(MidB(Buf, 4, 1))*256*256*256) 
		CountryFlag = AscB(MidB(Buf, 5, 1))
		GetEndIP = EndIP
	End Function
	' ============================================
	' 获取地域信息，包含国家和和省市
	' ============================================
	Private Sub GetCountry(IP)
		If (CountryFlag = 1 Or CountryFlag = 2) Then
			Country = GetFlagStr(EndIPOff + 4)
			If CountryFlag = 1 Then
				LocalStr = GetFlagStr(Stream.Position)
				' 以下用来获取数据库版本信息
				If IP >= IPToInt("255.255.255.0") And IP <= IPToInt("255.255.255.255") Then
					LocalStr = GetFlagStr(EndIPOff + 21)
					Country = GetFlagStr(EndIPOff + 12)
				End If
			Else
				LocalStr = GetFlagStr(EndIPOff + 8)
			End If
		Else
			Country = GetFlagStr(EndIPOff + 4)
			LocalStr = GetFlagStr(Stream.Position)
		End If
		' 过滤数据库中的无用信息
		Country = Trim(Country)
		LocalStr = Trim(LocalStr)
		If InStr(Country, "CZ88.NET") Then Country = "GZ110.CN"
		If InStr(LocalStr, "CZ88.NET") Then LocalStr = "GZ110.CN"
	End Sub
	' ============================================
	' 获取IP地址标识符
	' ============================================
	Private Function GetFlagStr(OffSet)
		Dim Flag
		Flag = 0
		Do While (True)
			Stream.Position = OffSet
			Flag = AscB(Stream.Read(1))
			If(Flag = 1 Or Flag = 2 ) Then
				Buf = Stream.Read(3) 
				If (Flag = 2 ) Then
					CountryFlag = 2
					EndIPOff = OffSet - 4
				End If
				OffSet = AscB(MidB(Buf, 1, 1)) + (AscB(MidB(Buf, 2, 1))*256) + (AscB(MidB(Buf, 3, 1))*256*256)
			Else
				Exit Do
			End If
		Loop
		
		If (OffSet < 12 ) Then
			GetFlagStr = ""
		Else
			Stream.Position = OffSet
			GetFlagStr = GetStr() 
		End If
	End Function
	' ============================================
	' 获取字串信息
	' ============================================
	Private Function GetStr() 
		Dim c
		GetStr = ""
		Do While (True)
			c = AscB(Stream.Read(1))
			If (c = 0) Then Exit Do 
			
			'如果是双字节，就进行高字节在结合低字节合成一个字符
			If c > 127 Then
				If Stream.EOS Then Exit Do
				GetStr = GetStr & Chr(AscW(ChrB(AscB(Stream.Read(1))) & ChrB(C)))
			Else
				GetStr = GetStr & Chr(c)
			End If
		Loop 
	End Function
	' ============================================
	' 核心函数，执行IP搜索
	' ============================================
	Public Function QQWry(DotIP)
		Dim IP, nRet
		Dim RangB, RangE, RecNo
		
		IP = IPToInt (DotIP)
		
		Set Stream = CreateObject("ADodb.Stream")
		Stream.Mode = 3
		Stream.Type = 1
		Stream.Open
		Stream.LoadFromFile QQWryFile
		Stream.Position = 0
		Buf = Stream.Read(8)
		
		FirstStartIP = AscB(MidB(Buf, 1, 1)) + (AscB(MidB(Buf, 2, 1))*256) + (AscB(MidB(Buf, 3, 1))*256*256) + (AscB(MidB(Buf, 4, 1))*256*256*256)
		LastStartIP  = AscB(MidB(Buf, 5, 1)) + (AscB(MidB(Buf, 6, 1))*256) + (AscB(MidB(Buf, 7, 1))*256*256) + (AscB(MidB(Buf, 8, 1))*256*256*256)
		RecordCount = Int((LastStartIP - FirstStartIP)/7)
		' 在数据库中找不到任何IP地址
		If (RecordCount <= 1) Then
			Country = "未知"
			QQWry = 2
			Exit Function
		End If
		
		RangB = 0
		RangE = RecordCount
		
		Do While (RangB < (RangE - 1)) 
			RecNo = Int((RangB + RangE)/2) 
			Call GetStartIP (RecNo)
			If (IP = StartIP) Then
				RangB = RecNo
				Exit Do
			End If
			If (IP > StartIP) Then
				RangB = RecNo
			Else 
				RangE = RecNo
			End If
		Loop
		
		Call GetStartIP(RangB)
		Call GetEndIP()

		If (StartIP <= IP) And ( EndIP >= IP) Then
			' 没有找到
			nRet = 0
		Else
			' 正常
			nRet = 3
		End If
		Call GetCountry(IP)

		QQWry = nRet
	End Function
	' ============================================
	' 类终结

	' ============================================
	Private Sub Class_Terminate
		On ErrOr Resume Next
		Stream.Close
		If Err Then Err.Clear
		Set Stream = Nothing
	End Sub
End Class 
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