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Chilkat2-Python

Hungary NAV Manage Annulment Request

See more Hungary NAV Invoicing Examples

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

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Chilkat2-Python 
import sys
import chilkat2

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"?>
# <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 = chilkat2.Crypt2()

dtNow = chilkat2.CkDateTime()
dtNow.SetFromCurrentSystemTime()
print(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 = chilkat2.Prng()
sbRequestId = chilkat2.StringBuilder()
sbRequestId.Append("RID")
sbRequestId.Append(prng.RandomString(12,True,False,False))
print("generated requestId = " + sbRequestId.GetAsString())

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

sbFinalHashBase = chilkat2.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 = chilkat2.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 = chilkat2.Xml()
success = xmlExchangeToken.LoadXmlFile("qa_data/tokens/nav_exchange_token.xml")
if (success == False):
    print(xmlExchangeToken.LastErrorText)
    sys.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 = chilkat2.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")
print("exchange token = " + exchangeToken)

# Now build the XML..
xml = chilkat2.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 = chilkat2.Http()
http.Accept = "application/xml"
endpoint = "https://api-test.onlineszamla.nav.gov.hu/invoiceService/v2/manageAnnulment"
resp = chilkat2.HttpResponse()
success = http.HttpStr("POST",endpoint,xml.GetXml(),"utf-8","application/xml",resp)
if (success == False):
    print(http.LastErrorText)
    sys.exit()

print("Response status code = " + str(resp.StatusCode))

respXml = chilkat2.Xml()
respXml.LoadXml(resp.BodyStr)
print("Response body:")
print(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")