C++
C++
Hungary NAV Token Exchange
See more Hungary NAV Invoicing Examples
Demonstrates the tokenExchange request for the Hungarian NAV Online Invoicing System REST API v2.0.Chilkat C++ Downloads
#include <CkCrypt2.h>
#include <CkDateTime.h>
#include <CkPrng.h>
#include <CkStringBuilder.h>
#include <CkXml.h>
#include <CkHttp.h>
#include <CkHttpResponse.h>
void ChilkatSample(void)
{
bool 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"?>
// <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>
CkCrypt2 crypt;
CkDateTime dtNow;
dtNow.SetFromCurrentSystemTime();
std::cout << dtNow.getAsTimestamp(false) << "\r\n";
// The hash algorithm for the password is SHA512 (not SHA3-512).
crypt.put_HashAlgorithm("sha512");
crypt.put_EncodingMode("hex");
const char *myPassword = "my-password";
const char *passwordHash = crypt.hashStringENC(myPassword);
// Generate a random request ID like "RID215118906689"
CkPrng prng;
CkStringBuilder sbRequestId;
sbRequestId.Append("RID");
sbRequestId.Append(prng.randomString(12,true,false,false));
std::cout << "generated requestId = " << sbRequestId.getAsString() << "\r\n";
// Calculate the requestSignature
crypt.put_HashAlgorithm("sha3-512");
const char *signatureKey = "ce-8f5e-215119fa7dd621DLMRHRLH2S";
CkStringBuilder sbFinalHashBase;
// First append the timestamp because we are going to remove certain chars/parts.
sbFinalHashBase.Append(dtNow.getAsTimestamp(false));
int 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);
const char *requestSignature = crypt.hashStringENC(sbFinalHashBase.getAsString());
CkXml xml;
xml.put_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
CkHttp http;
http.put_Accept("application/xml");
const char *endpoint = "https://api-test.onlineszamla.nav.gov.hu/invoiceService/v2/tokenExchange";
CkHttpResponse resp;
success = http.HttpStr("POST",endpoint,xml.getXml(),"utf-8","application/xml",resp);
if (success == false) {
std::cout << http.lastErrorText() << "\r\n";
return;
}
std::cout << "Response status code = " << resp.get_StatusCode() << "\r\n";
CkXml respXml;
respXml.LoadXml(resp.bodyStr());
std::cout << "Response body:" << "\r\n";
std::cout << respXml.getXml() << "\r\n";
// 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
// Chilkat functions returning "const char *" return a pointer to temporary internal memory owned and managed by Chilkat.
// See this example explaining how this memory should be used: const char * functions.
const char *TokenExchangeResponse_xmlns = respXml.getAttrValue("xmlns");
const char *TokenExchangeResponse_xmlns_ns2 = respXml.getAttrValue("xmlns:ns2");
const char *requestId = respXml.getChildContent("header|requestId");
const char *timestamp = respXml.getChildContent("header|timestamp");
const char *requestVersion = respXml.getChildContent("header|requestVersion");
const char *headerVersion = respXml.getChildContent("header|headerVersion");
const char *funcCode = respXml.getChildContent("result|funcCode");
const char *softwareId = respXml.getChildContent("software|softwareId");
const char *softwareName = respXml.getChildContent("software|softwareName");
const char *softwareOperation = respXml.getChildContent("software|softwareOperation");
const char *softwareMainVersion = respXml.getChildContent("software|softwareMainVersion");
const char *softwareDevName = respXml.getChildContent("software|softwareDevName");
const char *softwareDevContact = respXml.getChildContent("software|softwareDevContact");
const char *softwareDevCountryCode = respXml.getChildContent("software|softwareDevCountryCode");
const char *softwareDevTaxNumber = respXml.getChildContent("software|softwareDevTaxNumber");
const char *encodedExchangeToken = respXml.getChildContent("encodedExchangeToken");
const char *tokenValidityFrom = respXml.getChildContent("tokenValidityFrom");
const char *tokenValidityTo = respXml.getChildContent("tokenValidityTo");
}