(PowerShell) Hungary NAV Manage Annulment Request

Demonstrates the manageAnnulment 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"?>
# <ManageAnnulmentRequest xmlns="http://schemas.nav.gov.hu/OSA/2.0/api">
# 	<header>
# 		<requestId>RID338592103413</requestId>
# 		<timestamp>2019-09-11T13:37:09.385Z</timestamp>
# 		<requestVersion>2.0</requestVersion>
# 		<headerVersion>1.0</headerVersion>
# 	</header>
# 	<user>
# 		<login>lwilsmn0uqdxe6u</login>
# 		<passwordHash>2F43840A882CFDB7DB0 ... F6CA57FE8CD74DC28E</passwordHash>
# 		<taxNumber>11111111</taxNumber>
# 		<requestSignature>A297E3BD9 ... 1959ADFAF5</requestSignature>
# 	</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>
# 	<exchangeToken>dbd03076-3a9b-4312-bbbb-0cee3a6472572P11CS49ASIL</exchangeToken>
# 	<annulmentOperations>
# 		<annulmentOperation>
# 			<index>1</index>
# 			<annulmentOperation>ANNUL</annulmentOperation>
# 			<invoiceAnnulment>PD94bWwgdm ... ubnVsbWVudD4=</invoiceAnnulment>
# 		</annulmentOperation>
# 	</annulmentOperations>
# </ManageAnnulmentRequest>

$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)

# Calculate first (and only) index hash.
$invoiceOperation = "ANNUL"
$invoiceData = "PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9InllcyI/Pg0KPEludm9pY2VBbm51bG1lbnQgeG1sbnM9Imh0dHA6Ly9zY2hlbWFzLm5hdi5nb3YuaHUvT1NBLzIuMC9hbm51bCI+DQoJCTxhbm51bG1lbnRSZWZlcmVuY2U+MjIyMjIyMjI8L2FubnVsbWVudFJlZmVyZW5jZT4NCgkJPGFubnVsbWVudFRpbWVzdGFtcD4yMDE4LTA2LTE4VDA5OjEwOjQ1LjMwOVo8L2FubnVsbWVudFRpbWVzdGFtcD4NCgkJPGFubnVsbWVudENvZGU+RVJSQVRJQ19EQVRBPC9hbm51bG1lbnRDb2RlPg0KCQk8YW5udWxtZW50UmVhc29uPmNyZWF0ZSBzemFtbGEgYW5udWw8L2FubnVsbWVudFJlYXNvbj4NCjwvSW52b2ljZUFubnVsbWVudD4="

$sbHashBase = New-Object Chilkat.StringBuilder
$sbHashBase.Append($invoiceOperation)
$sbHashBase.Append($invoiceData)
$firstHash = $crypt.HashStringENC($sbHashBase.GetAsString())

# Append the index hash to the final hash base.
$sbFinalHashBase.Append($firstHash)

# Get our request signature (using sha3-512 because our HashAlgorithm was set to "sha3-512" up above...)
$requestSignature = $crypt.HashStringENC($sbFinalHashBase.GetAsString())

# Load our recently obtained exchange token.
# See Hungary NAV Invoicing Token Exchange Sample Code
$xmlExchangeToken = New-Object Chilkat.Xml
$success = $xmlExchangeToken.LoadXmlFile("qa_data/tokens/nav_exchange_token.xml")
if ($success -eq $false) {
    $($xmlExchangeToken.LastErrorText)
    exit
}

# Get the base64 encoded/encrypted exchange token.
# IMPORTANT:  Make sure to use the exchange token before it expires.
# If it expired, then get a new one..
$encodedEncryptedExchangeToken = $xmlExchangeToken.GetChildContent("encodedExchangeToken")

# Decode to binary.
$bdExchangeToken = New-Object Chilkat.BinData
$bdExchangeToken.AppendEncoded($encodedEncryptedExchangeToken,"base64")

# Decrypt using your 16-digit replacement key:
$crypt.CryptAlgorithm = "aes"
$crypt.CipherMode = "ecb"
$crypt.KeyLength = 128
$crypt.EncodingMode = "base64"
# Pass your 16-digit replacement key here:
$crypt.SetEncodedKey("99952BBAAAAA8XYZ","ascii")
$crypt.DecryptBd($bdExchangeToken)
$exchangeToken = $bdExchangeToken.GetString("utf-8")
$("exchange token = " + $exchangeToken)

# Now build the XML..
$xml = New-Object Chilkat.Xml
$xml.Tag = "ManageAnnulmentRequest"
$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")
$xml.UpdateChildContent("exchangeToken",$exchangeToken)
$xml.UpdateChildContent("annulmentOperations|annulmentOperation|index","1")
$xml.UpdateChildContent("annulmentOperations|annulmentOperation|annulmentOperation",$invoiceOperation)
$xml.UpdateChildContent("annulmentOperations|annulmentOperation|invoiceAnnulment",$invoiceData)

# POST the XML to https://api-test.onlineszamla.nav.gov.hu/invoiceService/v2/manageAnnulment
$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/manageAnnulment"
$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())

# The result looks like this:

# <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
# <ManageAnnulmentResponse xmlns="http://schemas.nav.gov.hu/OSA/2.0/api" xmlns:ns2="http://schemas.nav.gov.hu/OSA/2.0/data">
#     <header>
#         <requestId>RID465317110495</requestId>
#         <timestamp>2020-03-25T15:08:40Z</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>
#     <transactionId>2WT6XG9LQ0U9VQNA</transactionId>
# </ManageAnnulmentResponse>

# Use this online tool to generate parsing code from sample XML: 
# Generate Parsing Code from XML

$ManageAnnulmentResponse_xmlns = $respXml.GetAttrValue("xmlns")
$ManageAnnulmentResponse_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")
$transactionId = $respXml.GetChildContent("transactionId")