B4X Requires Chilkat v11.0.0+
B4X
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.Chilkat B4X Downloads
Dim success As Boolean = 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>
Dim crypt As ChilkatCrypt2
crypt.Initialize("crypt")
Dim dtNow As ChilkatDateTime
dtNow.Initialize
dtNow.SetFromCurrentSystemTime
Log(dtNow.GetAsTimestamp(False))
' The hash algorithm for the password is SHA512 (not SHA3-512).
crypt.HashAlgorithm = "sha512"
crypt.EncodingMode = "hex"
Dim myPassword As String = "my-password"
Dim passwordHash As String = crypt.HashStringENC(myPassword)
' Generate a random request ID like "RID215118906689"
Dim prng As ChilkatPrng
prng.Initialize
Dim sbRequestId As ChilkatStringBuilder
sbRequestId.Initialize
sbRequestId.Append("RID")
sbRequestId.Append(prng.RandomString(12, True, False, False))
Log("generated requestId = " & sbRequestId.GetAsString)
' Calculate the requestSignature
crypt.HashAlgorithm = "sha3-512"
Dim signatureKey As String = "ce-8f5e-215119fa7dd621DLMRHRLH2S"
Dim sbFinalHashBase As ChilkatStringBuilder
sbFinalHashBase.Initialize
' First append the timestamp because we are going to remove certain chars/parts.
sbFinalHashBase.Append(dtNow.GetAsTimestamp(False))
Dim numReplaced As Int = 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.
Dim invoiceOperation As String = "ANNUL"
Dim invoiceData As String = "PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiIHN0YW5kYWxvbmU9InllcyI/Pg0KPEludm9pY2VBbm51bG1lbnQgeG1sbnM9Imh0dHA6Ly9zY2hlbWFzLm5hdi5nb3YuaHUvT1NBLzIuMC9hbm51bCI+DQoJCTxhbm51bG1lbnRSZWZlcmVuY2U+MjIyMjIyMjI8L2FubnVsbWVudFJlZmVyZW5jZT4NCgkJPGFubnVsbWVudFRpbWVzdGFtcD4yMDE4LTA2LTE4VDA5OjEwOjQ1LjMwOVo8L2FubnVsbWVudFRpbWVzdGFtcD4NCgkJPGFubnVsbWVudENvZGU+RVJSQVRJQ19EQVRBPC9hbm51bG1lbnRDb2RlPg0KCQk8YW5udWxtZW50UmVhc29uPmNyZWF0ZSBzemFtbGEgYW5udWw8L2FubnVsbWVudFJlYXNvbj4NCjwvSW52b2ljZUFubnVsbWVudD4="
Dim sbHashBase As ChilkatStringBuilder
sbHashBase.Initialize
sbHashBase.Append(invoiceOperation)
sbHashBase.Append(invoiceData)
Dim firstHash As String = 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...)
Dim requestSignature As String = crypt.HashStringENC(sbFinalHashBase.GetAsString)
' Load our recently obtained exchange token.
' See Hungary NAV Invoicing Token Exchange Sample Code
Dim xmlExchangeToken As ChilkatXml
xmlExchangeToken.Initialize
success = xmlExchangeToken.LoadXmlFile("qa_data/tokens/nav_exchange_token.xml")
If success = False Then
Log(xmlExchangeToken.LastErrorText)
Return
End If
' 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..
Dim encodedEncryptedExchangeToken As String = xmlExchangeToken.GetChildContent("encodedExchangeToken")
' Decode to binary.
Dim bdExchangeToken As ChilkatBinData
bdExchangeToken.Initialize
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)
Dim exchangeToken As String = bdExchangeToken.GetString("utf-8")
Log("exchange token = " & exchangeToken)
' Now build the XML..
Dim xml As ChilkatXml
xml.Initialize
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
Dim http As ChilkatHttp
http.Initialize("http")
http.Accept = "application/xml"
Dim endpoint As String = "https://api-test.onlineszamla.nav.gov.hu/invoiceService/v2/manageAnnulment"
Dim resp As ChilkatHttpResponse
resp.Initialize
success = http.HttpStr("POST", endpoint, xml.GetXml, "utf-8", "application/xml", resp)
If success = False Then
Log(http.LastErrorText)
Return
End If
Log("Response status code = " & resp.StatusCode)
Dim respXml As ChilkatXml
respXml.Initialize
respXml.LoadXml(resp.BodyStr)
Log("Response body:")
Log(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
Dim ManageAnnulmentResponse_xmlns As String = respXml.GetAttrValue("xmlns")
Dim ManageAnnulmentResponse_xmlns_ns2 As String = respXml.GetAttrValue("xmlns:ns2")
Dim requestId As String = respXml.GetChildContent("header|requestId")
Dim timestamp As String = respXml.GetChildContent("header|timestamp")
Dim requestVersion As String = respXml.GetChildContent("header|requestVersion")
Dim headerVersion As String = respXml.GetChildContent("header|headerVersion")
Dim funcCode As String = respXml.GetChildContent("result|funcCode")
Dim softwareId As String = respXml.GetChildContent("software|softwareId")
Dim softwareName As String = respXml.GetChildContent("software|softwareName")
Dim softwareOperation As String = respXml.GetChildContent("software|softwareOperation")
Dim softwareMainVersion As String = respXml.GetChildContent("software|softwareMainVersion")
Dim softwareDevName As String = respXml.GetChildContent("software|softwareDevName")
Dim softwareDevContact As String = respXml.GetChildContent("software|softwareDevContact")
Dim softwareDevCountryCode As String = respXml.GetChildContent("software|softwareDevCountryCode")
Dim softwareDevTaxNumber As String = respXml.GetChildContent("software|softwareDevTaxNumber")
Dim transactionId As String = respXml.GetChildContent("transactionId")