(PowerShell) Hungary NAV Token Exchange

Demonstrates the tokenExchange request for the Hungarian NAV Online Invoicing System REST API v2.0.

Note: This example requires Chilkat v9.5.0.83 or greater.

For more information, see https://onlineszamla.nav.gov.hu/api/files/container/download/Online%20Szamla_Interfesz%20specifik%C3%A1ci%C3%B3_EN_v2.0.pdf

Chilkat .NET Downloads Chilkat .NET Assemblies

Add-Type -Path "C:\chilkat\ChilkatDotNet47-9.5.0-x64\ChilkatDotNet47.dll"

# 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())

# IMPORTANT: This example requires Chilkat v9.5.0.83 or greater.  The SHA3 hash algorithm is implemented in Chilkat v9.5.0.83, but not in earlier versions.
# IMPORTANT: This example requires Chilkat v9.5.0.83 or greater.  The SHA3 hash algorithm is implemented in Chilkat v9.5.0.83, but not in earlier versions.
# IMPORTANT: This example requires Chilkat v9.5.0.83 or greater.  The SHA3 hash algorithm is implemented in Chilkat v9.5.0.83, but not in earlier versions.
# IMPORTANT: This example requires Chilkat v9.5.0.83 or greater.  The SHA3 hash algorithm is implemented in Chilkat v9.5.0.83, but not in earlier versions.
# IMPORTANT: This example requires Chilkat v9.5.0.83 or greater.  The SHA3 hash algorithm is implemented in Chilkat v9.5.0.83, but not in earlier versions.
# 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"
$http.SetRequestHeader("Content-Type","application/xml")
$endpoint = "https://api-test.onlineszamla.nav.gov.hu/invoiceService/v2/tokenExchange"
$resp = $http.PostXml($endpoint,$xml.GetXml(),"utf-8")
if ($http.LastMethodSuccess -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")