Welcome to the Kelkoo Group Customer Service

Signing URL – ASP

In order to access the service, you’ll need first to “sign” your URLs.

Variables

Name	Type	Summary
UrlHost	string (required)	URL of the service (ex: http://uk.shoppingapis.kelkoo.com/)
UrlPath	string (required)	Path and query for the service (ex: /V3/productSearch?query=ipod)
AuthenticationId	string (required)	Affiliate Id
AuthenticationKey	string (required)	Affiliate secret key

Please note that your query must be encoded if you use characters with accents.

Sample Class

 <%

Private Const BITS_TO_A_BYTE = 8
 Private Const BYTES_TO_A_WORD = 4
 Private Const BITS_TO_A_WORD = 32

Private m_lOnBits(30)
 Private m_l2Power(30)

m_lOnBits(0) = CLng(1)
 m_lOnBits(1) = CLng(3)
 m_lOnBits(2) = CLng(7)
 m_lOnBits(3) = CLng(15)
 m_lOnBits(4) = CLng(31)
 m_lOnBits(5) = CLng(63)
 m_lOnBits(6) = CLng(127)
 m_lOnBits(7) = CLng(255)
 m_lOnBits(8) = CLng(511)
 m_lOnBits(9) = CLng(1023)
 m_lOnBits(10) = CLng(2047)
 m_lOnBits(11) = CLng(4095)
 m_lOnBits(12) = CLng(8191)
 m_lOnBits(13) = CLng(16383)
 m_lOnBits(14) = CLng(32767)
 m_lOnBits(15) = CLng(65535)
 m_lOnBits(16) = CLng(131071)
 m_lOnBits(17) = CLng(262143)
 m_lOnBits(18) = CLng(524287)
 m_lOnBits(19) = CLng(1048575)
 m_lOnBits(20) = CLng(2097151)
 m_lOnBits(21) = CLng(4194303)
 m_lOnBits(22) = CLng(8388607)
 m_lOnBits(23) = CLng(16777215)
 m_lOnBits(24) = CLng(33554431)
 m_lOnBits(25) = CLng(67108863)
 m_lOnBits(26) = CLng(134217727)
 m_lOnBits(27) = CLng(268435455)
 m_lOnBits(28) = CLng(536870911)
 m_lOnBits(29) = CLng(1073741823)
 m_lOnBits(30) = CLng(2147483647)

m_l2Power(0) = CLng(1)
 m_l2Power(1) = CLng(2)
 m_l2Power(2) = CLng(4)
 m_l2Power(3) = CLng(8)
 m_l2Power(4) = CLng(16)
 m_l2Power(5) = CLng(32)
 m_l2Power(6) = CLng(64)
 m_l2Power(7) = CLng(128)
 m_l2Power(8) = CLng(256)
 m_l2Power(9) = CLng(512)
 m_l2Power(10) = CLng(1024)
 m_l2Power(11) = CLng(2048)
 m_l2Power(12) = CLng(4096)
 m_l2Power(13) = CLng(8192)
 m_l2Power(14) = CLng(16384)
 m_l2Power(15) = CLng(32768)
 m_l2Power(16) = CLng(65536)
 m_l2Power(17) = CLng(131072)
 m_l2Power(18) = CLng(262144)
 m_l2Power(19) = CLng(524288)
 m_l2Power(20) = CLng(1048576)
 m_l2Power(21) = CLng(2097152)
 m_l2Power(22) = CLng(4194304)
 m_l2Power(23) = CLng(8388608)
 m_l2Power(24) = CLng(16777216)
 m_l2Power(25) = CLng(33554432)
 m_l2Power(26) = CLng(67108864)
 m_l2Power(27) = CLng(134217728)
 m_l2Power(28) = CLng(268435456)
 m_l2Power(29) = CLng(536870912)
 m_l2Power(30) = CLng(1073741824)

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 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 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

Const MODULUS_BITS = 512
 Const CONGRUENT_BITS = 448

lMessageLength = Len(sMessage)

lNumberOfWords = (((lMessageLength + ((MODULUS_BITS - CONGRUENT_BITS) BITS_TO_A_BYTE)) (MODULUS_BITS BITS_TO_A_BYTE)) + 1) * (MODULUS_BITS BITS_TO_A_WORD)
 ReDim lWordArray(lNumberOfWords - 1)

lBytePosition = 0
 lByteCount = 0
 Do Until lByteCount >= lMessageLength
 lWordCount = lByteCount BYTES_TO_A_WORD
 lBytePosition = (lByteCount Mod BYTES_TO_A_WORD) * BITS_TO_A_BYTE
 lWordArray(lWordCount) = lWordArray(lWordCount) Or LShift(Asc(Mid(sMessage, lByteCount + 1, 1)), lBytePosition)
 lByteCount = lByteCount + 1
 Loop

lWordCount = lByteCount BYTES_TO_A_WORD
 lBytePosition = (lByteCount Mod BYTES_TO_A_WORD) * BITS_TO_A_BYTE

lWordArray(lWordCount) = lWordArray(lWordCount) Or LShift(&H80, lBytePosition)

lWordArray(lNumberOfWords - 2) = LShift(lMessageLength, 3)
 lWordArray(lNumberOfWords - 1) = RShift(lMessageLength, 29)

ConvertToWordArray = lWordArray
 End Function

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

Const S11 = 7
 Const S12 = 12
 Const S13 = 17
 Const S14 = 22
 Const S21 = 5
 Const S22 = 9
 Const S23 = 14
 Const S24 = 20
 Const S31 = 4
 Const S32 = 11
 Const S33 = 16
 Const S34 = 23
 Const S41 = 6
 Const S42 = 10
 Const S43 = 15
 Const S44 = 21

x = ConvertToWordArray(sMessage)

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

PUBLIC FUNCTION B64Encode(plain)

BASE_64_MAP_INIT = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"
 dim nl

dim Base64EncMap(63)
 dim Base64DecMap(127)

' init vars
 nl = "

" & chr(13) & chr(10)
 ' setup base 64
 dim max, idx
 max = len(BASE_64_MAP_INIT)
 for idx = 0 to max - 1
 ' one based string
 Base64EncMap(idx) = mid(BASE_64_MAP_INIT, idx + 1, 1)
 next
 for idx = 0 to max - 1
 Base64DecMap(ASC(Base64EncMap(idx))) = idx
 next

if len(plain) = 0 then
 B64Encode = ""
 exit function
 end if

dim ret, ndx, by3, first, second, third
 by3 = (len(plain) 3) * 3
 ndx = 1
 do while ndx <= by3
 first = asc(mid(plain, ndx+0, 1))
 second = asc(mid(plain, ndx+1, 1))
 third = asc(mid(plain, ndx+2, 1))
 ret = ret & Base64EncMap( (first 4) AND 63 )
 ret = ret & Base64EncMap( ((first * 16) AND 48) + ((second 16) AND 15 ) )
 ret = ret & Base64EncMap( ((second * 4) AND 60) + ((third 64) AND 3 ) )
 ret = ret & Base64EncMap( third AND 63)
 ndx = ndx + 3
 loop
 ' check for stragglers
 if by3 < len(plain) then
 first = asc(mid(plain, ndx+0, 1))
 ret = ret & Base64EncMap( (first 4) AND 63 )
 if (len(plain) MOD 3 ) = 2 then
 second = asc(mid(plain, ndx+1, 1))
 ret = ret & Base64EncMap( ((first * 16) AND 48) + ((second 16) AND 15 ) )
 ret = ret & Base64EncMap( ((second * 4) AND 60) )
 else
 ret = ret & Base64EncMap( (first * 16) AND 48)
 ret = ret & "="
 end if
 ret = ret & "="
 end if

B64Encode = ret

END FUNCTION

FUNCTION HexToString(HexString)
 HexChars = "0123456789abcdef"
 HexToString = ""
 for HexStringIndex = 1 to Len(HexString) step 2
 HexToString = HexToString & Chr(CInt((16*(InStr(HexChars,Mid(HexString, HexStringIndex, 1))-1)) + (InStr(HexChars,Mid(HexString, HexStringIndex + 1, 1))-1)))
 next
 END FUNCTION

FUNCTION GetRequestUrl(UrlHost, UrlPath, AuthenticationId, AuthenticationKey)

// Replace " " with "+"
 UrlPath = Replace(UrlPath," ", "+")

// Add Authentication Id
 UrlPath = UrlPath & "&aid=" & AuthenticationId

// Get Timestamp
 TimeStamp = DateDiff("s", "01/01/1970 00:00:00", Now())

// Add TimeStamp
 UrlPath = UrlPath & "&timestamp=" & TimeStamp

// Get Authentication Token
 AuthenticationTokenRAW = UrlPath & AuthenticationKey
 AuthenticationTokenMD5 = MD5(AuthenticationTokenRAW)
 AuthenticationTokenSTR = HexToString(AuthenticationTokenMD5)
 AuthenticationTokenB64 = B64Encode(AuthenticationTokenSTR)

// Replace Characters
 AuthenticationToken = Replace(AuthenticationTokenB64, " ","")
 AuthenticationToken = Replace(AuthenticationToken, "/","_")
 AuthenticationToken = Replace(AuthenticationToken, "=","-")
 AuthenticationToken = Replace(AuthenticationToken, "+",".")
 Response.Write("

“)

Response.Write(”

• TimeStamp: " & TimeStamp & "

")
 Response.Write("

• UrlHost: " & UrlHost & "

")
 Response.Write("

• UrlPath: " & UrlPath & "

")
 Response.Write("

• AuthenticationId: " & AuthenticationId &"

")
 Response.Write("

• AuthenticationKey: " & AuthenticationKey & "

")
 Response.Write("

• AuthenticationTokenRAW: " & AuthenticationTokenRAW &"

")
 Response.Write("

• AuthenticationTokenMD5: " & AuthenticationTokenMD5 &"

")
 Response.Write("

• AuthenticationTokenSTR: " & AuthenticationTokenSTR & "

")
 Response.Write("

• AuthenticationTokenB64: " & AuthenticationTokenB64 & "

")
 Response.Write("

• AuthenticationToken: " & AuthenticationToken & "

")
 Response.Write("

")

GetRequestUrl = UrlHost & UrlPath & "&hash=" & AuthenticationToken

END FUNCTION
 %>

Simply call the function to generate the appropriate URL:

Call GetRequestUrl("http://uk.shoppingapis.kelkoo.com", "/V3/productSearch?query" & Server.URLEncode("Мода") & "&sort=default_ranking&start=1&results=20&show_products=1&show_subcategories=1&show_refinements=1" , "123", "PartnerKey")