Provide scripts for payments and banking webhooks

Author: gcatanese

tools/hmac/HMACValidator.php tools/hmac/HMACValidatorBanking.phptools/hmac/HMACValidator.php renamed to tools/hmac/HMACValidatorBanking.php

@@ -1,9 +1,10 @@
 <?php
 
-// script to calculate the HMAC signature using the PHP library `calculateHmacSignature` function
+// script to calculate the HMAC signature of Banking/Management webhooks (where the signature is calculated over the
+// entire webhook payload)
 //
-// Run with: `php tools/hmac/HMACValidator.php {hmacKey} {path to JSON file}
-// php tools/hmac/HMACValidator.php 51757397D785FBAE710E7F943F307971BB61B21281C98C9129B3D4018A57B2EB tools/hmac/payload.json
+// Run with: `php tools/hmac/HMACValidatorBanking.php {hmacKey} {path to JSON file}
+// php tools/hmac/HMACValidatorBanking.php 51757397D785FBAE710E7F943F307971BB61B21281C98C9129B3D4018A57B2EB tools/hmac/payload2.json
 
 require_once __DIR__ . '/../../vendor/autoload.php';
 

tools/hmac/HMACValidatorPayments.php

@@ -0,0 +1,40 @@
+<?php
+
+// script to calculate the HMAC signature of Payments webhooks (where the signature is calculated considering
+// a subset of the fields in the payload - i.e. NotificationRequestItem object)
+//
+// Run with: `php tools/hmac/HMACValidatorPayments.php {hmacKey} {path to JSON file}
+// php tools/hmac/HMACValidatorPayments.php 51757397D785FBAE710E7F943F307971BB61B21281C98C9129B3D4018A57B2EB tools/hmac/payload.json
+
+require_once __DIR__ . '/../../vendor/autoload.php';
+
+use Adyen\Util\HmacSignature;
+
+if ($argc !== 3) {
+    echo "Usage: php calculate_hmac.php <hmacKey> <payloadFile>\n";
+    exit(1);
+}
+
+$hmacKey = $argv[1];
+$payloadFile = $argv[2];
+
+if (!file_exists($payloadFile)) {
+    echo "Error: File '$payloadFile' not found.\n";
+    exit(1);
+}
+
+echo "Calculating HMAC signature with payload from '$payloadFile'\n";
+
+// load payload as JSON
+$payload = file_get_contents($payloadFile);
+$payload = json_decode($payload, true);
+
+// Fetch the first (and only) NotificationRequestItem
+$notificationItems = $payload['notificationItems'];
+$notificationRequestItem = array_shift($notificationItems);
+
+$hmacSignature = new HmacSignature();
+$signature = $hmacSignature->calculateNotificationHMAC($hmacKey, $notificationRequestItem);
+
+echo "HMAC Signature-> $signature\n";
+exit(0);