Sample code for 30+ languages & platforms
Chilkat2-Python

Hungary NAV Query Taxpayer

See more Hungary NAV Invoicing Examples

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

Chilkat Chilkat2-Python Downloads

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:

# <?xml version="1.0" encoding="UTF-8"?>
# <QueryTaxpayerRequest xmlns="http://schemas.nav.gov.hu/OSA/2.0/api">
# 	<header>
# 		<requestId>RID215118906689</requestId>
# 		<timestamp>2019-09-11T11:11:08.579Z</timestamp>
# 		<requestVersion>2.0</requestVersion>
# 		<headerVersion>1.0</headerVersion>
# 	</header>
# 	<user>
# 		<login>lwilsmn0uqdxe6u</login>
# 		<passwordHash>2F43840A882CFDB7DB0FEC07D419D030D864B47B6B541DC280EF81B937B7A176E33C052B0D26638CC18A7A2C08D8D311733078A774BF43F6CA57FE8CD74DC28E</passwordHash>
# 		<taxNumber>11111111</taxNumber>
# 		<requestSignature>C5ADE8A2231C509D2887E6C2C4406CC5F72CA25B070AD3E94FADFA3F91A8A3667AF882DEDC7D67E9086E3D34A95886E929ACD8C924CD1E8357C89BEF43BA9126</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>
# 	<taxNumber>22222222</taxNumber>
# </QueryTaxpayerRequest>

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)

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

xml = chilkat2.Xml()
xml.Tag = "QueryTaxpayerRequest"
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("taxNumber","22222222")

# POST the XML to https://api-test.onlineszamla.nav.gov.hu/invoiceService/v2/queryTaxpayer
http = chilkat2.Http()
http.Accept = "application/xml"
endpoint = "https://api-test.onlineszamla.nav.gov.hu/invoiceService/v2/queryTaxpayer"
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"?>
# <QueryTaxpayerResponse xmlns="http://schemas.nav.gov.hu/OSA/2.0/api" xmlns:ns2="http://schemas.nav.gov.hu/OSA/2.0/data">
#     <header>
#         <requestId>RID847153193061</requestId>
#         <timestamp>2020-03-24T16:00:34Z</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>
#     <infoDate>1993-01-01T00:00:00.000+01:00</infoDate>
#     <taxpayerValidity>true</taxpayerValidity>
#     <taxpayerData>
#         <taxpayerName>some taxpayer name</taxpayerName>
#         <taxNumberDetail>
#             <ns2:taxpayerId>22222222</ns2:taxpayerId>
#             <ns2:vatCode>2</ns2:vatCode>
#         </taxNumberDetail>
#         <taxpayerAddressList>
#             <taxpayerAddressItem>
#                 <taxpayerAddressType>HQ</taxpayerAddressType>
#                 <taxpayerAddress>
#                     <ns2:countryCode>HU</ns2:countryCode>
#                     <ns2:postalCode>1121</ns2:postalCode>
#                     <ns2:city>BUDAPEST 12</ns2:city>
#                     <ns2:streetName>ABCD</ns2:streetName>
#                     <ns2:publicPlaceCategory>UTCA</ns2:publicPlaceCategory>
#                     <ns2:number>20</ns2:number>
#                 </taxpayerAddress>
#             </taxpayerAddressItem>
#         </taxpayerAddressList>
#     </taxpayerData>
# </QueryTaxpayerResponse>

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

QueryTaxpayerResponse_xmlns = respXml.GetAttrValue("xmlns")
QueryTaxpayerResponse_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")
infoDate = respXml.GetChildContent("infoDate")
taxpayerValidity = respXml.GetChildContent("taxpayerValidity")
taxpayerName = respXml.GetChildContent("taxpayerData|taxpayerName")
ns2_taxpayerId = respXml.GetChildIntValue("taxpayerData|taxNumberDetail|ns2:taxpayerId")
ns2_vatCode = respXml.GetChildIntValue("taxpayerData|taxNumberDetail|ns2:vatCode")
taxpayerAddressType = respXml.GetChildContent("taxpayerData|taxpayerAddressList|taxpayerAddressItem|taxpayerAddressType")
ns2_countryCode = respXml.GetChildContent("taxpayerData|taxpayerAddressList|taxpayerAddressItem|taxpayerAddress|ns2:countryCode")
ns2_postalCode = respXml.GetChildIntValue("taxpayerData|taxpayerAddressList|taxpayerAddressItem|taxpayerAddress|ns2:postalCode")
ns2_city = respXml.GetChildContent("taxpayerData|taxpayerAddressList|taxpayerAddressItem|taxpayerAddress|ns2:city")
ns2_streetName = respXml.GetChildContent("taxpayerData|taxpayerAddressList|taxpayerAddressItem|taxpayerAddress|ns2:streetName")
ns2_publicPlaceCategory = respXml.GetChildContent("taxpayerData|taxpayerAddressList|taxpayerAddressItem|taxpayerAddress|ns2:publicPlaceCategory")
ns2_number = respXml.GetChildIntValue("taxpayerData|taxpayerAddressList|taxpayerAddressItem|taxpayerAddress|ns2:number")