Google PageRank查询系统(ASP版)

Google PageRank查询系统。带本程序示例三个页面,其中的远程获取类非常不错.

代码演示:http://www.china-aspx.com/pr/pr_asp.asp

三个页面:
CLS_Asphttp.asp

<%
Class FlyCms_AspHttp
Public oForm,oXml,Ados
Public strHeaders
Public sMethod
Public sUrl
Public sReferer
Public sSetCookie
Public sLanguage
Public sCONTENT
Public sAgent
Public sEncoding
Public sAccept
Public sData
Public sCodeBase
Private slresolveTimeout,slconnectTimeout,slsendTimeout,slreceiveTimeout
‘ ============================================
‘ 类模块初始化
‘ ============================================
Private Sub Class_Initialize()
oForm = ""
Set oXml = Server.CreateObject("MSXML2.ServerXMLHTTP")
set Ados = Server.CreateObject("Adodb.Stream")
slresolveTimeout = 20000 ‘ 解析DNS名字的超时时间,20秒
slconnectTimeout = 20000 ‘ 建立Winsock连接的超时时间,20秒
slsendTimeout = 30000 ‘ 发送数据的超时时间,30秒
slreceiveTimeout = 30000 ‘ 接收response的超时时间,30秒
End Sub

‘ ============================================
‘ 返回版本信息
‘ ============================================
Public Property Get Version
Version = "飞扬asphttp类1.0.0"
End Property
‘ ============================================
‘ 解析DNS名字的超时时间
‘ ============================================
Public Property Let lresolveTimeout(LngSize)
If IsNumeric(LngSize) Then
slresolveTimeout = Clng(LngSize)
End If
End Property
‘ ============================================
‘ 建立Winsock连接的超时时间
‘ ============================================
Public Property Let lconnectTimeout(LngSize)
If IsNumeric(LngSize) Then
slconnectTimeout = Clng(LngSize)
End If
End Property
‘ ============================================
‘ 发送数据的超时时间
‘ ============================================
Public Property Let lsendTimeout(LngSize)
If IsNumeric(LngSize) Then
slsendTimeout = Clng(LngSize)
End If
End Property
‘ ============================================
‘ 接收response的超时时间
‘ ============================================
Public Property Let lreceiveTimeout(LngSize)
If IsNumeric(LngSize) Then
slreceiveTimeout = Clng(LngSize)
End If
End Property
‘ ============================================
‘ Method
‘ ============================================
Public Property Let Method(strMethod)
sMethod = strMethod
End Property
‘ ============================================
‘ 发送url
‘ ============================================
Public Property Let Url(strUrl)
sUrl = strUrl
End Property
‘ ============================================
‘ Data
‘ ============================================
Public Property Let Data(strData)
sData = strData
End Property
‘ ============================================
‘ Referer
‘ ============================================
Public Property Let Referer(strReferer)
sReferer = strReferer
End Property
‘ ============================================
‘ SetCookie
‘ ============================================
Public Property Let SetCookie(strCookie)
sSetCookie = strCookie
End Property
‘ ============================================
‘ Language
‘ ============================================
Public Property Let Language(strLanguage)
sLanguage = strLanguage
End Property
‘ ============================================
‘ CONTENT-Type
‘ ============================================
Public Property Let CONTENT(strCONTENT)
sCONTENT = strCONTENT
End Property
‘ ============================================
‘ User-Agent
‘ ============================================
Public Property Let Agent(strAgent)
sAgent = strAgent
End Property
‘ ============================================
‘ Accept-Encoding
‘ ============================================
Public Property Let Encoding(strEncoding)
sEncoding = strEncoding
End Property
‘ ============================================
‘ Accept
‘ ============================================
Public Property Let Accept(strAccept)
sAccept = strAccept
End Property
‘ ============================================
‘ CodeBase
‘ ============================================
Public Property Let CodeBase(strCodeBase)
sCodeBase = strCodeBase
End Property
‘ ============================================
‘ 建立数据传送对向!
‘ ============================================
Public Function AddItem(Key, Value)
On Error Resume Next
Dim TempStr
If oForm = "" Then
oForm = Key + "=" + Server.URLEncode(Value)
Else
oForm = oForm + "&" + Key + "=" + Server.URLEncode(Value)
End If
End Function
‘ ============================================
‘ 发送数据并取回远程数据
‘ ============================================
Public Function HttpGet()
Dim sReturn
With oXml
.setTimeouts slresolveTimeout,slconnectTimeout,slsendTimeout,slreceiveTimeout
.Open sMethod,sUrl,False
If sSetCookie<>"" Then
.setRequestHeader "Cookie", sSetCookie ‘设定Cookie
End If
If sReferer<>"" Then
.setRequestHeader "Referer", sReferer ‘设定页面来源
Else
.setRequestHeader "Referer", sUrl
End If
If sLanguage<>"" Then
.setRequestHeader "Accept-Language", sLanguage ‘设定语言
End If
.setRequestHeader "Content-Length",Len(sData) ‘设定数据长度
If sCONTENT<>"" Then
.setRequestHeader "CONTENT-Type",sCONTENT ‘设定接受数据类型
End If
If sAgent<>"" Then
.setRequestHeader "User-Agent", sAgent ‘设定浏览器
End If
If sEncoding<>"" Then
.setRequestHeader "Accept-Encoding", sEncoding ‘设定gzip压缩
End If
If sAccept<>"" Then
.setRequestHeader "Accept", sAccept ‘文档类型
End If
Response.Write sData
.Send sData ‘发送数据
While .readyState <> 4
.waitForResponse 1000
Wend
strHeaders = .getAllResponseHeaders()
If sCodeBase<>"" Then
sReturn = bytes2BSTR(.responseBody)
Else
sReturn = .responseBody
End If
End With
HttpGet = sReturn
End Function
‘ ============================================
‘ 处理二进制数据
‘ ============================================
Private Function bytes2BSTR(vIn)
strReturn = ""
For i = 1 To LenB(vIn)
ThisCharCode = AscB(MidB(vIn,i,1))
If ThisCharCode < &H80 Then
strReturn = strReturn & Chr(ThisCharCode)
Else
NextCharCode = AscB(MidB(vIn,i+1,1))
strReturn = strReturn & Chr(CLng(ThisCharCode) * &H100 + CInt(NextCharCode))
i = i + 1
End If
Next
bytes2BSTR = strReturn
End Function
‘ ============================================
‘ 类模块注销
‘ ============================================
Private Sub Class_Terminate
oForm = ""
Set oXml = Nothing
Set Ados = Nothing
End Sub
End Class
%>

google.asp

<%
Const GOOGLE_MAGIC = &HE6359A60

Function sl(ByVal x, ByVal n)
If n = 0 Then
sl = x
Else
Dim k
k = CLng(2 ^ (32 – n – 1))
Dim d
d = x And (k – 1)
Dim c
c = d * CLng(2 ^ n)
If x And k Then
c = c Or &H80000000
End If
sl = c
End If
End Function

Function sr(ByVal x, ByVal n)
If n = 0 Then
sr = x
Else
Dim y
y = x And &H7FFFFFFF
Dim z
If n = 32 – 1 Then
z = 0
Else
z = y \ CLng(2 ^ n)
End If
If y <> x Then
z = z Or CLng(2 ^ (32 – n – 1))
End If
sr = z
End If
End Function

Function zeroFill(ByVal a, ByVal b)
Dim x
If (&H80000000 And a) Then
x = sr(a, 1)
x = x And (Not &H80000000)
x = x Or &H40000000
x = sr(x, b – 1)
Else
x = sr(a, b)
End If
zeroFill = x
End Function

Private Function uadd(ByVal L1, ByVal L2)
Dim L11, L12, L21, L22, L31, L32
L11 = L1 And &HFFFFFF
L12 = (L1 And &H7F000000) \ &H1000000
If L1 < 0 Then L12 = L12 Or &H80
L21 = L2 And &HFFFFFF
L22 = (L2 And &H7F000000) \ &H1000000
If L2 < 0 Then L22 = L22 Or &H80
L32 = L12 + L22
L31 = L11 + L21
If (L31 And &H1000000) Then L32 = L32 + 1
uadd = (L31 And &HFFFFFF) + (L32 And &H7F) * &H1000000
If L32 And &H80 Then uadd = uadd Or &H80000000
End Function

Private Function usub(ByVal L1, ByVal L2)
Dim L11, L12, L21, L22, L31, L32
L11 = L1 And &HFFFFFF
L12 = (L1 And &H7F000000) \ &H1000000
If L1 < 0 Then L12 = L12 Or &H80
L21 = L2 And &HFFFFFF
L22 = (L2 And &H7F000000) \ &H1000000
If L2 < 0 Then L22 = L22 Or &H80
L32 = L12 – L22
L31 = L11 – L21
If L31 < 0 Then
L32 = L32 – 1
L31 = L31 + &H1000000
End If
usub = L31 + (L32 And &H7F) * &H1000000
If L32 And &H80 Then usub = usub Or &H80000000
End Function

Function mix(ByVal ia, ByVal ib, ByVal ic)
Dim a, b, c
a = ia
b = ib
c = ic

a = usub(a, b)
a = usub(a, c)
a = a Xor zeroFill(c, 13)

b = usub(b, c)
b = usub(b, a)
b = b Xor sl(a, 8)

c = usub(c, a)
c = usub(c, b)
c = c Xor zeroFill(b, 13)

a = usub(a, b)
a = usub(a, c)
a = a Xor zeroFill(c, 12)

b = usub(b, c)
b = usub(b, a)
b = b Xor sl(a, 16)

c = usub(c, a)
c = usub(c, b)
c = c Xor zeroFill(b, 5)

a = usub(a, b)
a = usub(a, c)
a = a Xor zeroFill(c, 3)

b = usub(b, c)
b = usub(b, a)
b = b Xor sl(a, 10)

c = usub(c, a)
c = usub(c, b)
c = c Xor zeroFill(b, 15)

Dim ret(3)

ret(0) = a
ret(1) = b
ret(2) = c

mix = ret
End Function

Function gc(ByVal s, ByVal i)
gc = Asc(Mid(s, i + 1, 1))
End Function

Function GoogleCH(ByVal sUrl)
Dim iLength, a, b, c, k, iLen, m
iLength = Len(sUrl)

a = &H9E3779B9
b = &H9E3779B9
c = GOOGLE_MAGIC
k = 0

iLen = iLength
Do While iLen >= 12
a = uadd(a, (uadd(gc(sUrl, k + 0), uadd(sl(gc(sUrl, k + 1), 8), uadd(sl(gc(sUrl, k + 2), 16), sl(gc(sUrl, k + 3), 24))))))
b = uadd(b, (uadd(gc(sUrl, k + 4), uadd(sl(gc(sUrl, k + 5), 8), uadd(sl(gc(sUrl, k + 6), 16), sl(gc(sUrl, k + 7), 24))))))
c = uadd(c, (uadd(gc(sUrl, k + 8), uadd(sl(gc(sUrl, k + 9), 8), uadd(sl(gc(sUrl, k + 10), 16), sl(gc(sUrl, k + 11), 24))))))

m = mix(a, b, c)

a = m(0)
b = m(1)
c = m(2)

k = k + 12

iLen = iLen – 12
Loop

c = uadd(c, iLength)

Select Case iLen ‘ all the case statements fall through
Case 11
c = uadd(c, sl(gc(sUrl, k + 10), 24))
c = uadd(c, sl(gc(sUrl, k + 9), 16))
c = uadd(c, sl(gc(sUrl, k + 8), 8))
b = uadd(b, sl(gc(sUrl, k + 7), 24))
b = uadd(b, sl(gc(sUrl, k + 6), 16))
b = uadd(b, sl(gc(sUrl, k + 5), 8))
b = uadd(b, gc(sUrl, k + 4))
a = uadd(a, sl(gc(sUrl, k + 3), 24))
a = uadd(a, sl(gc(sUrl, k + 2), 16))
a = uadd(a, sl(gc(sUrl, k + 1), 8))
a = uadd(a, gc(sUrl, k + 0))
Case 10
c = uadd(c, sl(gc(sUrl, k + 9), 16))
c = uadd(c, sl(gc(sUrl, k + 8), 8))
b = uadd(b, sl(gc(sUrl, k + 7), 24))
b = uadd(b, sl(gc(sUrl, k + 6), 16))
b = uadd(b, sl(gc(sUrl, k + 5), 8))
b = uadd(b, gc(sUrl, k + 4))
a = uadd(a, sl(gc(sUrl, k + 3), 24))
a = uadd(a, sl(gc(sUrl, k + 2), 16))
a = uadd(a, sl(gc(sUrl, k + 1), 8))
a = uadd(a, gc(sUrl, k + 0))
Case 9
c = uadd(c, sl(gc(sUrl, k + 8), 8))
b = uadd(b, sl(gc(sUrl, k + 7), 24))
b = uadd(b, sl(gc(sUrl, k + 6), 16))
b = uadd(b, sl(gc(sUrl, k + 5), 8))
b = uadd(b, gc(sUrl, k + 4))
a = uadd(a, sl(gc(sUrl, k + 3), 24))
a = uadd(a, sl(gc(sUrl, k + 2), 16))
a = uadd(a, sl(gc(sUrl, k + 1), 8))
a = uadd(a, gc(sUrl, k + 0))
Case 8
b = uadd(b, sl(gc(sUrl, k + 7), 24))
b = uadd(b, sl(gc(sUrl, k + 6), 16))
b = uadd(b, sl(gc(sUrl, k + 5), 8))
b = uadd(b, gc(sUrl, k + 4))
a = uadd(a, sl(gc(sUrl, k + 3), 24))
a = uadd(a, sl(gc(sUrl, k + 2), 16))
a = uadd(a, sl(gc(sUrl, k + 1), 8))
a = uadd(a, gc(sUrl, k + 0))
Case 7
b = uadd(b, sl(gc(sUrl, k + 6), 16))
b = uadd(b, sl(gc(sUrl, k + 5), 8))
b = uadd(b, gc(sUrl, k + 4))
a = uadd(a, sl(gc(sUrl, k + 3), 24))
a = uadd(a, sl(gc(sUrl, k + 2), 16))
a = uadd(a, sl(gc(sUrl, k + 1), 8))
a = uadd(a, gc(sUrl, k + 0))
Case 6
b = uadd(b, sl(gc(sUrl, k + 5), 8))
b = uadd(b, gc(sUrl, k + 4))
a = uadd(a, sl(gc(sUrl, k + 3), 24))
a = uadd(a, sl(gc(sUrl, k + 2), 16))
a = uadd(a, sl(gc(sUrl, k + 1), 8))
a = uadd(a, gc(sUrl, k + 0))
Case 5
b = uadd(b, gc(sUrl, k + 4))
a = uadd(a, sl(gc(sUrl, k + 3), 24))
a = uadd(a, sl(gc(sUrl, k + 2), 16))
a = uadd(a, sl(gc(sUrl, k + 1), 8))
a = uadd(a, gc(sUrl, k + 0))
Case 4
a = uadd(a, sl(gc(sUrl, k + 3), 24))
a = uadd(a, sl(gc(sUrl, k + 2), 16))
a = uadd(a, sl(gc(sUrl, k + 1), 8))
a = uadd(a, gc(sUrl, k + 0))
Case 3
a = uadd(a, sl(gc(sUrl, k + 2), 16))
a = uadd(a, sl(gc(sUrl, k + 1), 8))
a = uadd(a, gc(sUrl, k + 0))
Case 2

a = uadd(a, sl(gc(sUrl, k + 1), 8))
a = uadd(a, gc(sUrl, k + 0))
Case 1
a = uadd(a, gc(sUrl, k + 0))
End Select

m = mix(a, b, c)

GoogleCH = m(2)
End Function

Function CalculateChecksum(sUrl)
CalculateChecksum = "6" & CStr(GoogleCH("info:" & sUrl))
End Function
%>

pr_asp.asp

<!–#include file="google.asp"–>
<!–#include file="Cls_AspHttp.asp"–>
<%
Sub Rw(Str)
Response.Write Str & vbCrLf
Response.Flush
End Sub

Function HttpGet(lresolveTimeout,lconnectTimeout,Method,Url,Referer,Data,SetCookie,Language,CONTENT,Agent,Encoding,Accept,CodeBase)
Set DoGet = New FlyCms_AspHttp
DoGet.lresolveTimeout = lresolveTimeout
DoGet.lconnectTimeout = lconnectTimeout
DoGet.lsendTimeout = lsendTimeout
DoGet.lreceiveTimeout = lreceiveTimeout
DoGet.Method = Method
DoGet.Url = Url
DoGet.Referer = Referer
DoGet.Data = Data
DoGet.SetCookie = SetCookie
DoGet.Language = Language
DoGet.CONTENT = CONTENT
DoGet.Agent = Agent
DoGet.Encoding = Encoding
DoGet.Accept = Accept
DoGet.CodeBase = CodeBase
HttpGet = DoGet.HttpGet()
Set DoGet = Nothing
End Function

Function GGPR(ByVal URL)
Dim strRet
sURL = "http://www.google.com/search?client=navclient&ch=" & CalculateChecksum(URL) & "&features=Rank&q=info:" & URL
Rw "查询地址: " & sURL & "<br />"
strRet = HttpGet(10000, 20000,"GET",sUrl,"","","","zh-cn","","Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)","","*/*","gb2312")
If InStr(strRet,":") Then
R = Split(strRet,":")
GGPR = R(2)
Else
GGPR = 0
End If
Rw "返回结果: " & strRet & "<br />"
Rw "　　PR值: " & GGPR & "<br />"
End Function

iURL = Request("iURL")
If iURL="" Then iURL = "http://www.v-ns.cn"
Call GGPR(iURL)
%>
<html>
<head>
<title>Google PageRank查询
</title>
</head>
<body>
<h1>输入完整页面地址查询PageRank(页面pr值):</h1>
<form action="" method="post">
URL <input type="text" name="iURL" style="width:400px" /><input type="submit" value="Pr查询" />
</form>
</body>
</html>