Sample code for 30+ languages & platforms
PowerShell Requires Chilkat v11.0.0+

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 PowerShell Downloads

Download Chilkat for PowerShell
PowerShell 
Add-Type -Path "C:\chilkat\ChilkatDotNet47-x64\ChilkatDotNet47.dll"

$success = $false

#  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>

$crypt = New-Object Chilkat.Crypt2

$dtNow = New-Object Chilkat.CkDateTime
$dtNow.SetFromCurrentSystemTime()
$($dtNow.GetAsTimestamp($false))

#  The hash algorithm for the password is SHA512 (not SHA3-512).
$crypt.HashAlgorithm = "sha512"
$crypt.EncodingMode = "hex"
$myPassword = "my-password"
$passwordHash = $crypt.HashStringENC($myPassword)

#  Generate a random request ID like "RID215118906689"
$prng = New-Object Chilkat.Prng
$sbRequestId = New-Object Chilkat.StringBuilder
$sbRequestId.Append("RID")
$sbRequestId.Append($prng.RandomString(12,$true,$false,$false))
$("generated requestId = " + $sbRequestId.GetAsString())

#  Calculate the requestSignature
$crypt.HashAlgorithm = "sha3-512"
$signatureKey = "ce-8f5e-215119fa7dd621DLMRHRLH2S"

$sbFinalHashBase = New-Object Chilkat.StringBuilder

#  First append the timestamp because we are going to remove certain chars/parts.
$sbFinalHashBase.Append($dtNow.GetAsTimestamp($false))
$numReplaced = $sbFinalHashBase.Replace("Z","")
$numReplaced = $sbFinalHashBase.Replace("-","")
$numReplaced = $sbFinalHashBase.Replace(":","")
$numReplaced = $sbFinalHashBase.Replace("T","")

#  Prepend the requestId and append the signatureKey
$sbFinalHashBase.Prepend($sbRequestId.GetAsString())
$sbFinalHashBase.Append($signatureKey)

$requestSignature = $crypt.HashStringENC($sbFinalHashBase.GetAsString())

$xml = New-Object Chilkat.Xml
$xml.Tag = "TokenExchangeRequest"
$xml.AddAttribute("xmlns","http://schemas.nav.gov.hu/OSA/2.0/api")
$xml.UpdateChildContent("header|requestId",$sbRequestId.GetAsString())
$xml.UpdateChildContent("header|timestamp",$dtNow.GetAsTimestamp($false))
$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
$http = New-Object Chilkat.Http
$http.Accept = "application/xml"
$endpoint = "https://api-test.onlineszamla.nav.gov.hu/invoiceService/v2/tokenExchange"
$resp = New-Object Chilkat.HttpResponse
$success = $http.HttpStr("POST",$endpoint,$xml.GetXml(),"utf-8","application/xml",$resp)
if ($success -eq $false) {
    $($http.LastErrorText)
    exit
}

$("Response status code = " + $resp.StatusCode)

$respXml = New-Object Chilkat.Xml
$respXml.LoadXml($resp.BodyStr)
$("Response body:")
$($respXml.GetXml())

#  Save our exchange token to a file to be used for subsequent requests.
$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

$TokenExchangeResponse_xmlns = $respXml.GetAttrValue("xmlns")
$TokenExchangeResponse_xmlns_ns2 = $respXml.GetAttrValue("xmlns:ns2")
$requestId = $respXml.GetChildContent("header|requestId")
$timestamp = $respXml.GetChildContent("header|timestamp")
$requestVersion = $respXml.GetChildContent("header|requestVersion")
$headerVersion = $respXml.GetChildContent("header|headerVersion")
$funcCode = $respXml.GetChildContent("result|funcCode")
$softwareId = $respXml.GetChildContent("software|softwareId")
$softwareName = $respXml.GetChildContent("software|softwareName")
$softwareOperation = $respXml.GetChildContent("software|softwareOperation")
$softwareMainVersion = $respXml.GetChildContent("software|softwareMainVersion")
$softwareDevName = $respXml.GetChildContent("software|softwareDevName")
$softwareDevContact = $respXml.GetChildContent("software|softwareDevContact")
$softwareDevCountryCode = $respXml.GetChildContent("software|softwareDevCountryCode")
$softwareDevTaxNumber = $respXml.GetChildContent("software|softwareDevTaxNumber")
$encodedExchangeToken = $respXml.GetChildContent("encodedExchangeToken")
$tokenValidityFrom = $respXml.GetChildContent("tokenValidityFrom")
$tokenValidityTo = $respXml.GetChildContent("tokenValidityTo")