Function Userip() Dim GetClientIP "如果客户端用了代理服务器,则应该用ServerVariables("HTTP_X_FORWARDED_FOR")方法 GetClientIP = Request.ServerVariables("HTTP_X_FORWARDED_FOR") If GetClientIP = "" or IsNull(GetClientIP) or IsEmpty(GetClientIP) Then "如果客户端没用代理,应该用Request.ServerVariables("REMOTE_ADDR")方法 GetClientIP = Request.ServerVariables("REMOTE_ADDR") End If Userip = GetClientIP End Function
Sub GoPage(url, s) s = s * 1000 Response.Write "<SCRIPT LANGUAGE=JavaScript>" Response.Write "window.setTimeout("&Chr(34)&"window.navigate(""&url&"")"&Chr(34)&","&s&")" Response.Write "</script>" End Sub
Function isInteger(para) On Error Resume Next Dim Str Dim l, i If IsNull(para) Then isInteger = False Exit Function End If Str = CStr(para) If Trim(Str) = "" Then isInteger = False Exit Function End If l = Len(Str) For i = 1 To l If Mid(Str, i, 1)>"9" or Mid(Str, i, 1)<"0" Then isInteger = False Exit Function End If Next isInteger = True If Err.Number<>0 Then Err.Clear End Function
Function GetExtend(filename) Dim tmp If filename<>"" Then tmp = Mid(filename, instrrev(filename, ".") + 1, Len(filename) - instrrev(filename, ".")) tmp = LCase(tmp) If InStr(1, tmp, "asp")>0 or InStr(1, tmp, "php")>0 or InStr(1, tmp, "php3")>0 or InStr(1, tmp, "aspx")>0 Then getextend = "txt" Else getextend = tmp End If Else getextend = "" End If End Function
Function CheckIn(Str) If InStr(1, Str, Chr(39))>0 or InStr(1, Str, Chr(34))>0 or InStr(1, Str, Chr(59))>0 Then CheckIn = True Else CheckIn = False End If End Function
Function HTMLcode(fString) If Not IsNull(fString) Then fString = Replace(fString, Chr(13), "") fString = Replace(fString, Chr(10) & Chr(10), "</P><P>") fString = Replace(fString, Chr(34), "") fString = Replace(fString, Chr(10), "<BR>") HTMLcode = fString End If End Function
%>
<% 1.检查是否有效邮件地址
Function CheckEmail(strEmail) Dim re Set re = New RegExp re.Pattern = "^[w-.]{1,}@([da-zA-Z-]{1,}.){1,}[da-zA-Z-]{2,3}$" re.IgnoreCase = True CheckEmail = re.Test(strEmail) End Function
Function IsBlank(ByRef Var) IsBlank = False Select Case True Case IsObject(Var) If Var Is Nothing Then IsBlank = True Case IsEmpty(Var), IsNull(Var) IsBlank = True Case IsArray(Var) If UBound(Var) = 0 Then IsBlank = True Case IsNumeric(Var) If (Var = 0) Then IsBlank = True Case Else If Trim(Var) = "" Then IsBlank = True End Select End Function
3.得到浏览器目前的URL
Function GetCurURL() If Request.ServerVariables("HTTPS") = "on" Then GetCurrentURL = "https://" Else GetCurrentURL = "http://" End If GetCurURL = GetCurURL & Request.ServerVariables("SERVER_NAME") If (Request.ServerVariables("SERVER_PORT") <> 80) Then GetCurURL = GetCurURL & ":" & Request.ServerVariables("SERVER_PORT") GetCurURL = GetCurURL & Request.ServerVariables("URL") If (Request.QueryString <> "") Then GetCurURL = GetCurURL & "?" & Request.QueryString End Function
Private Function LShift(lValue, iShiftBits) If iShiftBits = 0 Then LShift = lValue Exit Function ElseIf iShiftBits = 31 Then If lValue And 1 Then LShift = &H80000000 Else LShift = 0 End If Exit Function ElseIf iShiftBits < 0 or iShiftBits > 31 Then Err.Raise 6 End If
If (lValue And m_l2Power(31 - iShiftBits)) Then LShift = ((lValue And m_lOnBits(31 - (iShiftBits + 1))) * m_l2Power(iShiftBits)) or &H80000000 Else LShift = ((lValue And m_lOnBits(31 - iShiftBits)) * m_l2Power(iShiftBits)) End If End Function
Private Function RShift(lValue, iShiftBits) If iShiftBits = 0 Then RShift = lValue Exit Function ElseIf iShiftBits = 31 Then If lValue And &H80000000 Then RShift = 1 Else RShift = 0 End If Exit Function ElseIf iShiftBits < 0 or iShiftBits > 31 Then Err.Raise 6 End If
RShift = (lValue And &H7FFFFFFE) m_l2Power(iShiftBits)
If (lValue And &H80000000) Then RShift = (RShift or (&H40000000 m_l2Power(iShiftBits - 1))) End If End Function
Private Function RotateLeft(lValue, iShiftBits) RotateLeft = LShift(lValue, iShiftBits) or RShift(lValue, (32 - iShiftBits)) End Function
Private Function AddUnsigned(lX, lY) Dim lX4 Dim lY4 Dim lX8 Dim lY8 Dim lResult
lX8 = lX And &H80000000 lY8 = lY And &H80000000 lX4 = lX And &H40000000 lY4 = lY And &H40000000
lResult = (lX And &H3FFFFFFF) + (lY And &H3FFFFFFF)
If lX4 And lY4 Then lResult = lResult Xor &H80000000 Xor lX8 Xor lY8 ElseIf lX4 or lY4 Then If lResult And &H40000000 Then lResult = lResult Xor &HC0000000 Xor lX8 Xor lY8 Else lResult = lResult Xor &H40000000 Xor lX8 Xor lY8 End If Else lResult = lResult Xor lX8 Xor lY8 End If
AddUnsigned = lResult End Function
Private Function F(x, y, z) F = (x And y) or ((Not x) And z) End Function
Private Function G(x, y, z) G = (x And z) or (y And (Not z)) End Function
Private Function H(x, y, z) H = (x Xor y Xor z) End Function
Private Function I(x, y, z) I = (y Xor (x or (Not z))) End Function
Private Sub FF(a, b, c, d, x, s, ac) a = AddUnsigned(a, AddUnsigned(AddUnsigned(F(b, c, d), x), ac)) a = RotateLeft(a, s) a = AddUnsigned(a, b) End Sub
Private Sub GG(a, b, c, d, x, s, ac) a = AddUnsigned(a, AddUnsigned(AddUnsigned(G(b, c, d), x), ac)) a = RotateLeft(a, s) a = AddUnsigned(a, b) End Sub
Private Sub HH(a, b, c, d, x, s, ac) a = AddUnsigned(a, AddUnsigned(AddUnsigned(H(b, c, d), x), ac)) a = RotateLeft(a, s) a = AddUnsigned(a, b) End Sub
Private Sub II(a, b, c, d, x, s, ac) a = AddUnsigned(a, AddUnsigned(AddUnsigned(I(b, c, d), x), ac)) a = RotateLeft(a, s) a = AddUnsigned(a, b) End Sub
Private Function ConvertToWordArray(sMessage) Dim lMessageLength Dim lNumberOfWords Dim lWordArray() Dim lBytePosition Dim lByteCount Dim lWordCount
Private Function WordToHex(lValue) Dim lByte Dim lCount
For lCount = 0 To 3 lByte = RShift(lValue, lCount * BITS_TO_A_BYTE) And m_lOnBits(BITS_TO_A_BYTE - 1) WordToHex = WordToHex & Right("0" & Hex(lByte), 2) Next End Function
Public Function MD5(sMessage) Dim x Dim k Dim AA Dim BB Dim CC Dim DD Dim a Dim b Dim c Dim d
a = &H67452301 b = &HEFCDAB89 c = &H98BADCFE d = &H10325476
For k = 0 To UBound(x) Step 16 AA = a BB = b CC = c DD = d
FF a, b, c, d, x(k + 0), S11, &HD76AA478 FF d, a, b, c, x(k + 1), S12, &HE8C7B756 FF c, d, a, b, x(k + 2), S13, &H242070DB FF b, c, d, a, x(k + 3), S14, &HC1BDCEEE FF a, b, c, d, x(k + 4), S11, &HF57C0FAF FF d, a, b, c, x(k + 5), S12, &H4787C62A FF c, d, a, b, x(k + 6), S13, &HA8304613 FF b, c, d, a, x(k + 7), S14, &HFD469501 FF a, b, c, d, x(k + 8), S11, &H698098D8 FF d, a, b, c, x(k + 9), S12, &H8B44F7AF FF c, d, a, b, x(k + 10), S13, &HFFFF5BB1 FF b, c, d, a, x(k + 11), S14, &H895CD7BE FF a, b, c, d, x(k + 12), S11, &H6B901122 FF d, a, b, c, x(k + 13), S12, &HFD987193 FF c, d, a, b, x(k + 14), S13, &HA679438E FF b, c, d, a, x(k + 15), S14, &H49B40821
GG a, b, c, d, x(k + 1), S21, &HF61E2562 GG d, a, b, c, x(k + 6), S22, &HC040B340 GG c, d, a, b, x(k + 11), S23, &H265E5A51 GG b, c, d, a, x(k + 0), S24, &HE9B6C7AA GG a, b, c, d, x(k + 5), S21, &HD62F105D GG d, a, b, c, x(k + 10), S22, &H2441453 GG c, d, a, b, x(k + 15), S23, &HD8A1E681 GG b, c, d, a, x(k + 4), S24, &HE7D3FBC8 GG a, b, c, d, x(k + 9), S21, &H21E1CDE6 GG d, a, b, c, x(k + 14), S22, &HC33707D6 GG c, d, a, b, x(k + 3), S23, &HF4D50D87 GG b, c, d, a, x(k + 8), S24, &H455A14ED GG a, b, c, d, x(k + 13), S21, &HA9E3E905 GG d, a, b, c, x(k + 2), S22, &HFCEFA3F8 GG c, d, a, b, x(k + 7), S23, &H676F02D9 GG b, c, d, a, x(k + 12), S24, &H8D2A4C8A
HH a, b, c, d, x(k + 5), S31, &HFFFA3942 HH d, a, b, c, x(k + 8), S32, &H8771F681 HH c, d, a, b, x(k + 11), S33, &H6D9D6122 HH b, c, d, a, x(k + 14), S34, &HFDE5380C HH a, b, c, d, x(k + 1), S31, &HA4BEEA44 HH d, a, b, c, x(k + 4), S32, &H4BDECFA9 HH c, d, a, b, x(k + 7), S33, &HF6BB4B60 HH b, c, d, a, x(k + 10), S34, &HBEBFBC70 HH a, b, c, d, x(k + 13), S31, &H289B7EC6 HH d, a, b, c, x(k + 0), S32, &HEAA127FA HH c, d, a, b, x(k + 3), S33, &HD4EF3085 HH b, c, d, a, x(k + 6), S34, &H4881D05 HH a, b, c, d, x(k + 9), S31, &HD9D4D039 HH d, a, b, c, x(k + 12), S32, &HE6DB99E5 HH c, d, a, b, x(k + 15), S33, &H1FA27CF8 HH b, c, d, a, x(k + 2), S34, &HC4AC5665
II a, b, c, d, x(k + 0), S41, &HF4292244 II d, a, b, c, x(k + 7), S42, &H432AFF97 II c, d, a, b, x(k + 14), S43, &HAB9423A7 II b, c, d, a, x(k + 5), S44, &HFC93A039 II a, b, c, d, x(k + 12), S41, &H655B59C3 II d, a, b, c, x(k + 3), S42, &H8F0CCC92 II c, d, a, b, x(k + 10), S43, &HFFEFF47D II b, c, d, a, x(k + 1), S44, &H85845DD1 II a, b, c, d, x(k + 8), S41, &H6FA87E4F II d, a, b, c, x(k + 15), S42, &HFE2CE6E0 II c, d, a, b, x(k + 6), S43, &HA3014314 II b, c, d, a, x(k + 13), S44, &H4E0811A1 II a, b, c, d, x(k + 4), S41, &HF7537E82 II d, a, b, c, x(k + 11), S42, &HBD3AF235 II c, d, a, b, x(k + 2), S43, &H2AD7D2BB II b, c, d, a, x(k + 9), S44, &HEB86D391
a = AddUnsigned(a, AA) b = AddUnsigned(b, BB) c = AddUnsigned(c, CC) d = AddUnsigned(d, DD) Next
MD5 = LCase(WordToHex(a) & WordToHex(b) & WordToHex(c) & WordToHex(d)) End Function
Private Function LShift(lValue, iShiftBits) If iShiftBits = 0 Then LShift = lValue Exit Function ElseIf iShiftBits = 31 Then If lValue And 1 Then LShift = &H80000000 Else LShift = 0 End If Exit Function ElseIf iShiftBits < 0 or iShiftBits > 31 Then Err.Raise 6 End If
If (lValue And m_l2Power(31 - iShiftBits)) Then LShift = ((lValue And m_lOnBits(31 - (iShiftBits + 1))) * m_l2Power(iShiftBits)) or &H80000000 Else LShift = ((lValue And m_lOnBits(31 - iShiftBits)) * m_l2Power(iShiftBits)) End If End Function
Private Function RShift(lValue, iShiftBits) If iShiftBits = 0 Then RShift = lValue Exit Function ElseIf iShiftBits = 31 Then If lValue And &H80000000 Then RShift = 1 Else RShift = 0 End If Exit Function ElseIf iShiftBits < 0 or iShiftBits > 31 Then Err.Raise 6 End If
RShift = (lValue And &H7FFFFFFE) m_l2Power(iShiftBits)
If (lValue And &H80000000) Then RShift = (RShift or (&H40000000 m_l2Power(iShiftBits - 1))) End If End Function
Private Function AddUnsigned(lX, lY) Dim lX4 Dim lY4 Dim lX8 Dim lY8 Dim lResult
lX8 = lX And &H80000000 lY8 = lY And &H80000000 lX4 = lX And &H40000000 lY4 = lY And &H40000000
lResult = (lX And &H3FFFFFFF) + (lY And &H3FFFFFFF)
If lX4 And lY4 Then lResult = lResult Xor &H80000000 Xor lX8 Xor lY8 ElseIf lX4 or lY4 Then If lResult And &H40000000 Then lResult = lResult Xor &HC0000000 Xor lX8 Xor lY8 Else lResult = lResult Xor &H40000000 Xor lX8 Xor lY8 End If Else lResult = lResult Xor lX8 Xor lY8 End If
AddUnsigned = lResult End Function
Private Function Ch(x, y, z) Ch = ((x And y) Xor ((Not x) And z)) End Function
Private Function Maj(x, y, z) Maj = ((x And y) Xor (x And z) Xor (y And z)) End Function
Private Function S(x, n) S = (RShift(x, (n And m_lOnBits(4))) or LShift(x, (32 - (n And m_lOnBits(4))))) End Function
Private Function R(x, n) R = RShift(x, CInt(n And m_lOnBits(4))) End Function
Private Function Sigma0(x) Sigma0 = (S(x, 2) Xor S(x, 13) Xor S(x, 22)) End Function
Private Function Sigma1(x) Sigma1 = (S(x, 6) Xor S(x, 11) Xor S(x, 25)) End Function
Private Function Gamma0(x) Gamma0 = (S(x, 7) Xor S(x, 18) Xor R(x, 3)) End Function
Private Function Gamma1(x) Gamma1 = (S(x, 17) Xor S(x, 19) Xor R(x, 10)) End Function
Private Function ConvertToWordArray(sMessage) Dim lMessageLength Dim lNumberOfWords Dim lWordArray() Dim lBytePosition Dim lByteCount Dim lWordCount Dim lByte