Xbase++ Requires Chilkat v11.0.0+
Xbase++
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 Xbase++ Downloads
LOCAL nSuccess
LOCAL oCrypt
LOCAL oDtNow
LOCAL cMyPassword
LOCAL cPasswordHash
LOCAL oPrng
LOCAL oSbRequestId
LOCAL cSignatureKey
LOCAL oSbFinalHashBase
LOCAL nNumReplaced
LOCAL cRequestSignature
LOCAL oXml
LOCAL oHttp
LOCAL cEndpoint
LOCAL oResp
LOCAL oRespXml
LOCAL cTokenExchangeResponse_xmlns
LOCAL cTokenExchangeResponse_xmlns_ns2
LOCAL cRequestId
LOCAL cTimestamp
LOCAL cRequestVersion
LOCAL cHeaderVersion
LOCAL cFuncCode
LOCAL cSoftwareId
LOCAL cSoftwareName
LOCAL cSoftwareOperation
LOCAL cSoftwareMainVersion
LOCAL cSoftwareDevName
LOCAL cSoftwareDevContact
LOCAL cSoftwareDevCountryCode
LOCAL cSoftwareDevTaxNumber
LOCAL cEncodedExchangeToken
LOCAL cTokenValidityFrom
LOCAL cTokenValidityTo
nSuccess := 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>
oCrypt := CreateObject("Chilkat.Crypt2")
oDtNow := CreateObject("Chilkat.CkDateTime")
oDtNow:SetFromCurrentSystemTime()
? oDtNow:GetAsTimestamp(0)
// The hash algorithm for the password is SHA512 (not SHA3-512).
oCrypt:HashAlgorithm := "sha512"
oCrypt:EncodingMode := "hex"
cMyPassword := "my-password"
cPasswordHash := oCrypt:HashStringENC(cMyPassword)
// Generate a random request ID like "RID215118906689"
oPrng := CreateObject("Chilkat.Prng")
oSbRequestId := CreateObject("Chilkat.StringBuilder")
oSbRequestId:Append("RID")
oSbRequestId:Append(oPrng:RandomString(12, 1, 0, 0))
? "generated requestId = " + oSbRequestId:GetAsString()
// Calculate the requestSignature
oCrypt:HashAlgorithm := "sha3-512"
cSignatureKey := "ce-8f5e-215119fa7dd621DLMRHRLH2S"
oSbFinalHashBase := CreateObject("Chilkat.StringBuilder")
// First append the timestamp because we are going to remove certain chars/parts.
oSbFinalHashBase:Append(oDtNow:GetAsTimestamp(0))
nNumReplaced := oSbFinalHashBase:Replace("Z", "")
nNumReplaced := oSbFinalHashBase:Replace("-", "")
nNumReplaced := oSbFinalHashBase:Replace(":", "")
nNumReplaced := oSbFinalHashBase:Replace("T", "")
// Prepend the requestId and append the signatureKey
oSbFinalHashBase:Prepend(oSbRequestId:GetAsString())
oSbFinalHashBase:Append(cSignatureKey)
cRequestSignature := oCrypt:HashStringENC(oSbFinalHashBase:GetAsString())
oXml := CreateObject("Chilkat.Xml")
oXml:Tag := "TokenExchangeRequest"
oXml:AddAttribute("xmlns", "http://schemas.nav.gov.hu/OSA/2.0/api")
oXml:UpdateChildContent("header|requestId", oSbRequestId:GetAsString())
oXml:UpdateChildContent("header|timestamp", oDtNow:GetAsTimestamp(0))
oXml:UpdateChildContent("header|requestVersion", "2.0")
oXml:UpdateChildContent("header|headerVersion", "1.0")
oXml:UpdateChildContent("user|login", "lwilsmn0uqdxe6u")
oXml:UpdateChildContent("user|passwordHash", cPasswordHash)
oXml:UpdateChildContent("user|taxNumber", "11111111")
oXml:UpdateChildContent("user|requestSignature", cRequestSignature)
oXml:UpdateChildContent("software|softwareId", "123456789123456789")
oXml:UpdateChildContent("software|softwareName", "string")
oXml:UpdateChildContent("software|softwareOperation", "LOCAL_SOFTWARE")
oXml:UpdateChildContent("software|softwareMainVersion", "string")
oXml:UpdateChildContent("software|softwareDevName", "string")
oXml:UpdateChildContent("software|softwareDevContact", "string")
oXml:UpdateChildContent("software|softwareDevCountryCode", "HU")
oXml:UpdateChildContent("software|softwareDevTaxNumber", "string")
// POST the XML to https://api-test.onlineszamla.nav.gov.hu/invoiceService/v2/tokenExchange
oHttp := CreateObject("Chilkat.Http")
oHttp:Accept := "application/xml"
cEndpoint := "https://api-test.onlineszamla.nav.gov.hu/invoiceService/v2/tokenExchange"
oResp := CreateObject("Chilkat.HttpResponse")
nSuccess := oHttp:HttpStr("POST", cEndpoint, oXml:GetXml(), "utf-8", "application/xml", oResp)
IF (nSuccess == 0)
? oHttp:LastErrorText
oCrypt:destroy()
oDtNow:destroy()
oPrng:destroy()
oSbRequestId:destroy()
oSbFinalHashBase:destroy()
oXml:destroy()
oHttp:destroy()
oResp:destroy()
RETURN
ENDIF
? "Response status code = " + Str(oResp:StatusCode)
oRespXml := CreateObject("Chilkat.Xml")
oRespXml:LoadXml(oResp:BodyStr)
? "Response body:"
? oRespXml:GetXml()
// Save our exchange token to a file to be used for subsequent requests.
oRespXml: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
cTokenExchangeResponse_xmlns := oRespXml:GetAttrValue("xmlns")
cTokenExchangeResponse_xmlns_ns2 := oRespXml:GetAttrValue("xmlns:ns2")
cRequestId := oRespXml:GetChildContent("header|requestId")
cTimestamp := oRespXml:GetChildContent("header|timestamp")
cRequestVersion := oRespXml:GetChildContent("header|requestVersion")
cHeaderVersion := oRespXml:GetChildContent("header|headerVersion")
cFuncCode := oRespXml:GetChildContent("result|funcCode")
cSoftwareId := oRespXml:GetChildContent("software|softwareId")
cSoftwareName := oRespXml:GetChildContent("software|softwareName")
cSoftwareOperation := oRespXml:GetChildContent("software|softwareOperation")
cSoftwareMainVersion := oRespXml:GetChildContent("software|softwareMainVersion")
cSoftwareDevName := oRespXml:GetChildContent("software|softwareDevName")
cSoftwareDevContact := oRespXml:GetChildContent("software|softwareDevContact")
cSoftwareDevCountryCode := oRespXml:GetChildContent("software|softwareDevCountryCode")
cSoftwareDevTaxNumber := oRespXml:GetChildContent("software|softwareDevTaxNumber")
cEncodedExchangeToken := oRespXml:GetChildContent("encodedExchangeToken")
cTokenValidityFrom := oRespXml:GetChildContent("tokenValidityFrom")
cTokenValidityTo := oRespXml:GetChildContent("tokenValidityTo")
oCrypt:destroy()
oDtNow:destroy()
oPrng:destroy()
oSbRequestId:destroy()
oSbFinalHashBase:destroy()
oXml:destroy()
oHttp:destroy()
oResp:destroy()
oRespXml:destroy()