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Swift

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 Swift Downloads

Swift

func chilkatTest() {
    var success: Bool = 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>

    let crypt = CkoCrypt2()!

    let dtNow = CkoDateTime()!
    dtNow.setFromCurrentSystemTime()
    print("\(dtNow.get(asTimestamp: false)!)")

    // The hash algorithm for the password is SHA512 (not SHA3-512).
    crypt.hashAlgorithm = "sha512"
    crypt.encodingMode = "hex"
    var myPassword: String? = "my-password"
    var passwordHash: String? = crypt.hashStringENC(str: myPassword)

    // Generate a random request ID like "RID215118906689"
    let prng = CkoPrng()!
    let sbRequestId = CkoStringBuilder()!
    sbRequestId.append(value: "RID")
    sbRequestId.append(value: prng.randomString(length: 12, bDigits: true, bLower: false, bUpper: false))
    print("generated requestId = \(sbRequestId.getAsString()!)")

    // Calculate the requestSignature
    crypt.hashAlgorithm = "sha3-512"
    var signatureKey: String? = "ce-8f5e-215119fa7dd621DLMRHRLH2S"

    let sbFinalHashBase = CkoStringBuilder()!

    // First append the timestamp because we are going to remove certain chars/parts.
    sbFinalHashBase.append(value: dtNow.get(asTimestamp: false))
    var numReplaced: Int = sbFinalHashBase.replace(value: "Z", replacement: "").intValue
    numReplaced = sbFinalHashBase.replace(value: "-", replacement: "").intValue
    numReplaced = sbFinalHashBase.replace(value: ":", replacement: "").intValue
    numReplaced = sbFinalHashBase.replace(value: "T", replacement: "").intValue

    // Prepend the requestId and append the signatureKey
    sbFinalHashBase.prepend(value: sbRequestId.getAsString())
    sbFinalHashBase.append(value: signatureKey)

    var requestSignature: String? = crypt.hashStringENC(str: sbFinalHashBase.getAsString())

    let xml = CkoXml()!
    xml.tag = "TokenExchangeRequest"
    xml.addAttribute(name: "xmlns", value: "http://schemas.nav.gov.hu/OSA/2.0/api")
    xml.updateChildContent(tagPath: "header|requestId", value: sbRequestId.getAsString())
    xml.updateChildContent(tagPath: "header|timestamp", value: dtNow.get(asTimestamp: false))
    xml.updateChildContent(tagPath: "header|requestVersion", value: "2.0")
    xml.updateChildContent(tagPath: "header|headerVersion", value: "1.0")
    xml.updateChildContent(tagPath: "user|login", value: "lwilsmn0uqdxe6u")
    xml.updateChildContent(tagPath: "user|passwordHash", value: passwordHash)
    xml.updateChildContent(tagPath: "user|taxNumber", value: "11111111")
    xml.updateChildContent(tagPath: "user|requestSignature", value: requestSignature)
    xml.updateChildContent(tagPath: "software|softwareId", value: "123456789123456789")
    xml.updateChildContent(tagPath: "software|softwareName", value: "string")
    xml.updateChildContent(tagPath: "software|softwareOperation", value: "LOCAL_SOFTWARE")
    xml.updateChildContent(tagPath: "software|softwareMainVersion", value: "string")
    xml.updateChildContent(tagPath: "software|softwareDevName", value: "string")
    xml.updateChildContent(tagPath: "software|softwareDevContact", value: "string")
    xml.updateChildContent(tagPath: "software|softwareDevCountryCode", value: "HU")
    xml.updateChildContent(tagPath: "software|softwareDevTaxNumber", value: "string")

    // POST the XML to https://api-test.onlineszamla.nav.gov.hu/invoiceService/v2/tokenExchange
    let http = CkoHttp()!
    http.accept = "application/xml"
    var endpoint: String? = "https://api-test.onlineszamla.nav.gov.hu/invoiceService/v2/tokenExchange"
    let resp = CkoHttpResponse()!
    success = http.httpStr(verb: "POST", url: endpoint, bodyStr: xml.getXml(), charset: "utf-8", contentType: "application/xml", response: resp)
    if success == false {
        print("\(http.lastErrorText!)")
        return
    }

    print("Response status code = \(resp.statusCode.intValue)")

    let respXml = CkoXml()!
    respXml.load(xmlData: resp.bodyStr)
    print("Response body:")
    print("\(respXml.getXml()!)")

    // Save our exchange token to a file to be used for subsequent requests.
    respXml.save(path: "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

    var TokenExchangeResponse_xmlns: String? = respXml.getAttrValue(name: "xmlns")
    var TokenExchangeResponse_xmlns_ns2: String? = respXml.getAttrValue(name: "xmlns:ns2")
    var requestId: String? = respXml.getChildContent(tagPath: "header|requestId")
    var timestamp: String? = respXml.getChildContent(tagPath: "header|timestamp")
    var requestVersion: String? = respXml.getChildContent(tagPath: "header|requestVersion")
    var headerVersion: String? = respXml.getChildContent(tagPath: "header|headerVersion")
    var funcCode: String? = respXml.getChildContent(tagPath: "result|funcCode")
    var softwareId: String? = respXml.getChildContent(tagPath: "software|softwareId")
    var softwareName: String? = respXml.getChildContent(tagPath: "software|softwareName")
    var softwareOperation: String? = respXml.getChildContent(tagPath: "software|softwareOperation")
    var softwareMainVersion: String? = respXml.getChildContent(tagPath: "software|softwareMainVersion")
    var softwareDevName: String? = respXml.getChildContent(tagPath: "software|softwareDevName")
    var softwareDevContact: String? = respXml.getChildContent(tagPath: "software|softwareDevContact")
    var softwareDevCountryCode: String? = respXml.getChildContent(tagPath: "software|softwareDevCountryCode")
    var softwareDevTaxNumber: String? = respXml.getChildContent(tagPath: "software|softwareDevTaxNumber")
    var encodedExchangeToken: String? = respXml.getChildContent(tagPath: "encodedExchangeToken")
    var tokenValidityFrom: String? = respXml.getChildContent(tagPath: "tokenValidityFrom")
    var tokenValidityTo: String? = respXml.getChildContent(tagPath: "tokenValidityTo")

}