(PHP Extension) Paynow.pl -- Make a Payment Request

Make a payment request POST with prepared message on Paynow payment request endpoint.

For more information, see https://docs.paynow.pl/#section/Payments/Make-a-payment

Chilkat PHP Downloads PHP Extension for Windows, Linux, MacOS, Alpine Linux, Solaris

<?php

// The version number (9_5_0) should match version of the Chilkat extension used, omitting the micro-version number.
// For example, if using Chilkat v9.5.0.48, then include as shown here:
include("chilkat_9_5_0.php");

// This example assumes the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

$http = new CkHttp();

// Implements the following CURL command:

// curl --request POST 'https://api.sandbox.paynow.pl/v1/payments' \
// -H 'Content-Type: application/json' \
// -H 'Api-Key: c12c386b-650b-43db-9430-d84fc05d9433' \
// -H 'Signature: aYPCytCoc+/wFgqHZJjgBCi20omXTn0yzm9LysJgnFo=' \
// -H 'Idempotency-Key: 59c6dd26-f905-487b-96c9-fd1d2bd76885' \
// --data-raw '{
//     "amount": 45671,
//     "externalId": "234567898654",
//     "description": "Test transaction",
//     "buyer": {
//         "email": "jan.kowalski@melements.pl"
//     }
// }'

// Use the following online tool to generate HTTP code from a CURL command
// Convert a cURL Command to HTTP Source Code

// Use this online tool to generate code from sample JSON:
// Generate Code to Create JSON

// The following JSON is sent in the request body.

// {
//   "amount": 45671,
//   "externalId": "234567898654",
//   "description": "Test transaction",
//   "buyer": {
//     "email": "jan.kowalski@melements.pl"
//   }
// }

$json = new CkJsonObject();
$json->UpdateInt('amount',45671);
$json->UpdateString('externalId','234567898654');
$json->UpdateString('description','Test transaction');
$json->UpdateString('buyer.email','jan.kowalski@melements.pl');

$myApiAccessKey = 'c12c386b-650b-43db-9430-d84fc05d9433';
$mySigCalcKey = 'b758f20d-ba92-44fa-acca-f57e99787b9d';

// Calculate the Signature header.
$crypt = new CkCrypt2();
$crypt->put_MacAlgorithm('hmac');
$crypt->put_EncodingMode('base64');
$crypt->SetMacKeyString($mySigCalcKey);
$crypt->put_HashAlgorithm('SHA-256');
$messageBody = $json->emit();
$signature = $crypt->macStringENC($messageBody);

$http->SetRequestHeader('Idempotency-Key',$crypt->generateUuid());
$http->SetRequestHeader('Api-Key',$myApiAccessKey);
$http->SetRequestHeader('Signature',$signature);
$http->SetRequestHeader('Content-Type','application/json');
$http->put_Accept('application/json');

// resp is a CkHttpResponse
$resp = $http->PostJson3('https://api.sandbox.paynow.pl/v1/payments','application/json',$json);
if ($http->get_LastMethodSuccess() == false) {
    print $http->lastErrorText() . "\n";
    exit;
}

print 'Response body:' . "\n";
print $resp->bodyStr() . "\n";

// Sample response:
// {
//   "redirectUrl": "https://paywall.sandbox.paynow.pl/NOA0-YJ9-Y1P-29V?token=eyJraWQiOiJhMD ... L60wk",
//   "paymentId": "NOA0-YJ9-Y1P-29V",
//   "status": "NEW"
// }

$jsonResp = new CkJsonObject();
$jsonResp->Load($resp->bodyStr());
$redirectUrl = $json->stringOf('redirectUrl');
$paymentId = $json->stringOf('paymentId');
$status = $json->stringOf('status');

?>