Visual Basic 6.0
Visual Basic 6.0
Hungary NAV Token Exchange
See more Hungary NAV Invoicing Examples
Demonstrates the tokenExchange request for the Hungarian NAV Online Invoicing System REST API v2.0.Chilkat Visual Basic 6.0 Downloads
Dim success As Long
success = 0
' This example assumes the Chilkat API to have been previously unlocked.
' See Global Unlock Sample for sample code.
' Build the following XML:
' Use this online tool to generate code from sample XML:
' Generate Code to Create XML
' <?xml version="1.0" encoding="UTF-8"?>
' <TokenExchangeRequest xmlns="http://schemas.nav.gov.hu/OSA/2.0/api">
' <header>
' <requestId>RID896801578348</requestId>
' <timestamp>2019-09-11T10:55:31.440Z</timestamp>
' <requestVersion>2.0</requestVersion>
' <headerVersion>1.0</headerVersion>
' </header>
' <user>
' <login>lwilsmn0uqdxe6u</login>
' <passwordHash>2F43840A882CFDB7DB0FEC07D419D030D864B47B6B541DC280EF81B937B7A176E33C052B0D26638CC18A7A2C08D8D311733078A774BF43F6CA57FE8CD74DC28E</passwordHash>
' <taxNumber>11111111</taxNumber>
' <requestSignature>B4B5E0F197BFFD3DF69BCC98D3BE775F65FD5445EEF95C9D6B6C59425F2B81C4F6DA1FD563B0C7E7D98AF1E1725E5C63C2803B5D3A93D1C02ED354AC92F2CC94</requestSignature>
' <!--<signKey>ac-ac3a-7f661bff7d342N43CYX4U9FG</signKey>-->
' </user>
' <software>
' <softwareId>123456789123456789</softwareId>
' <softwareName>string</softwareName>
' <softwareOperation>LOCAL_SOFTWARE</softwareOperation>
' <softwareMainVersion>string</softwareMainVersion>
' <softwareDevName>string</softwareDevName>
' <softwareDevContact>string</softwareDevContact>
' <softwareDevCountryCode>HU</softwareDevCountryCode>
' <softwareDevTaxNumber>string</softwareDevTaxNumber>
' </software>
' </TokenExchangeRequest>
Dim crypt As New ChilkatCrypt2
Dim dtNow As New CkDateTime
success = dtNow.SetFromCurrentSystemTime()
Debug.Print dtNow.GetAsTimestamp(0)
' The hash algorithm for the password is SHA512 (not SHA3-512).
crypt.HashAlgorithm = "sha512"
crypt.EncodingMode = "hex"
Dim myPassword As String
myPassword = "my-password"
Dim passwordHash As String
passwordHash = crypt.HashStringENC(myPassword)
' Generate a random request ID like "RID215118906689"
Dim prng As New ChilkatPrng
Dim sbRequestId As New ChilkatStringBuilder
success = sbRequestId.Append("RID")
success = sbRequestId.Append(prng.RandomString(12,1,0,0))
Debug.Print "generated requestId = " & sbRequestId.GetAsString()
' Calculate the requestSignature
crypt.HashAlgorithm = "sha3-512"
Dim signatureKey As String
signatureKey = "ce-8f5e-215119fa7dd621DLMRHRLH2S"
Dim sbFinalHashBase As New ChilkatStringBuilder
' First append the timestamp because we are going to remove certain chars/parts.
success = sbFinalHashBase.Append(dtNow.GetAsTimestamp(0))
Dim numReplaced As Long
numReplaced = sbFinalHashBase.Replace("Z","")
numReplaced = sbFinalHashBase.Replace("-","")
numReplaced = sbFinalHashBase.Replace(":","")
numReplaced = sbFinalHashBase.Replace("T","")
' Prepend the requestId and append the signatureKey
success = sbFinalHashBase.Prepend(sbRequestId.GetAsString())
success = sbFinalHashBase.Append(signatureKey)
Dim requestSignature As String
requestSignature = crypt.HashStringENC(sbFinalHashBase.GetAsString())
Dim xml As New ChilkatXml
xml.Tag = "TokenExchangeRequest"
success = xml.AddAttribute("xmlns","http://schemas.nav.gov.hu/OSA/2.0/api")
xml.UpdateChildContent "header|requestId",sbRequestId.GetAsString()
xml.UpdateChildContent "header|timestamp",dtNow.GetAsTimestamp(0)
xml.UpdateChildContent "header|requestVersion","2.0"
xml.UpdateChildContent "header|headerVersion","1.0"
xml.UpdateChildContent "user|login","lwilsmn0uqdxe6u"
xml.UpdateChildContent "user|passwordHash",passwordHash
xml.UpdateChildContent "user|taxNumber","11111111"
xml.UpdateChildContent "user|requestSignature",requestSignature
xml.UpdateChildContent "software|softwareId","123456789123456789"
xml.UpdateChildContent "software|softwareName","string"
xml.UpdateChildContent "software|softwareOperation","LOCAL_SOFTWARE"
xml.UpdateChildContent "software|softwareMainVersion","string"
xml.UpdateChildContent "software|softwareDevName","string"
xml.UpdateChildContent "software|softwareDevContact","string"
xml.UpdateChildContent "software|softwareDevCountryCode","HU"
xml.UpdateChildContent "software|softwareDevTaxNumber","string"
' POST the XML to https://api-test.onlineszamla.nav.gov.hu/invoiceService/v2/tokenExchange
Dim http As New ChilkatHttp
http.Accept = "application/xml"
Dim endpoint As String
endpoint = "https://api-test.onlineszamla.nav.gov.hu/invoiceService/v2/tokenExchange"
Dim resp As New ChilkatHttpResponse
success = http.HttpStr("POST",endpoint,xml.GetXml(),"utf-8","application/xml",resp)
If (success = 0) Then
Debug.Print http.LastErrorText
Exit Sub
End If
Debug.Print "Response status code = " & resp.StatusCode
Dim respXml As New ChilkatXml
success = respXml.LoadXml(resp.BodyStr)
Debug.Print "Response body:"
Debug.Print respXml.GetXml()
' Save our exchange token to a file to be used for subsequent requests.
success = respXml.SaveXml("qa_data/tokens/nav_exchange_token.xml")
' The result looks like this:
' <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
' <TokenExchangeResponse xmlns="http://schemas.nav.gov.hu/OSA/2.0/api" xmlns:ns2="http://schemas.nav.gov.hu/OSA/2.0/data">
' <header>
' <requestId>RID789246611489</requestId>
' <timestamp>2020-03-25T14:14:36Z</timestamp>
' <requestVersion>2.0</requestVersion>
' <headerVersion>1.0</headerVersion>
' </header>
' <result>
' <funcCode>OK</funcCode>
' </result>
' <software>
' <softwareId>123456789123456789</softwareId>
' <softwareName>string</softwareName>
' <softwareOperation>LOCAL_SOFTWARE</softwareOperation>
' <softwareMainVersion>string</softwareMainVersion>
' <softwareDevName>string</softwareDevName>
' <softwareDevContact>string</softwareDevContact>
' <softwareDevCountryCode>HU</softwareDevCountryCode>
' <softwareDevTaxNumber>string</softwareDevTaxNumber>
' </software>
' <encodedExchangeToken>2lR5v57Tl ... 9n4tIWCYgjKQ==</encodedExchangeToken>
' <tokenValidityFrom>2020-03-25T15:14:36.987+01:00</tokenValidityFrom>
' <tokenValidityTo>2020-03-25T15:19:36.987+01:00</tokenValidityTo>
' </TokenExchangeResponse>
' Use this online tool to generate parsing code from sample XML:
' Generate Parsing Code from XML
Dim TokenExchangeResponse_xmlns As String
TokenExchangeResponse_xmlns = respXml.GetAttrValue("xmlns")
Dim TokenExchangeResponse_xmlns_ns2 As String
TokenExchangeResponse_xmlns_ns2 = respXml.GetAttrValue("xmlns:ns2")
Dim requestId As String
requestId = respXml.GetChildContent("header|requestId")
Dim timestamp As String
timestamp = respXml.GetChildContent("header|timestamp")
Dim requestVersion As String
requestVersion = respXml.GetChildContent("header|requestVersion")
Dim headerVersion As String
headerVersion = respXml.GetChildContent("header|headerVersion")
Dim funcCode As String
funcCode = respXml.GetChildContent("result|funcCode")
Dim softwareId As String
softwareId = respXml.GetChildContent("software|softwareId")
Dim softwareName As String
softwareName = respXml.GetChildContent("software|softwareName")
Dim softwareOperation As String
softwareOperation = respXml.GetChildContent("software|softwareOperation")
Dim softwareMainVersion As String
softwareMainVersion = respXml.GetChildContent("software|softwareMainVersion")
Dim softwareDevName As String
softwareDevName = respXml.GetChildContent("software|softwareDevName")
Dim softwareDevContact As String
softwareDevContact = respXml.GetChildContent("software|softwareDevContact")
Dim softwareDevCountryCode As String
softwareDevCountryCode = respXml.GetChildContent("software|softwareDevCountryCode")
Dim softwareDevTaxNumber As String
softwareDevTaxNumber = respXml.GetChildContent("software|softwareDevTaxNumber")
Dim encodedExchangeToken As String
encodedExchangeToken = respXml.GetChildContent("encodedExchangeToken")
Dim tokenValidityFrom As String
tokenValidityFrom = respXml.GetChildContent("tokenValidityFrom")
Dim tokenValidityTo As String
tokenValidityTo = respXml.GetChildContent("tokenValidityTo")