Added PSD2 and Signed Webhooks examples

Author: dragonmantank

.env-example

@@ -27,4 +27,7 @@ BRAND_NAME=Acme, Inc.
 CODE=
 NUMBER=
 REQUEST_ID=
-WORKFLOW_ID=4
+WORKFLOW_ID=4
+RECIPIENT_NUMBER=
+PAYEE_NAME=
+AMOUNT=

composer.json

@@ -1,6 +1,7 @@
 {
     "require": {
         "vonage/client": "^2.3",
-        "vlucas/phpdotenv": "^2.5"
+        "vlucas/phpdotenv": "^2.5",
+        "lcobucci/jwt": "^3.0"
     }
 }

jwt/decode_incoming_jwt_token.php

@@ -0,0 +1,26 @@
+<?php
+
+require_once __DIR__ . '/../vendor/autoload.php';
+require_once __DIR__ . '/../config.php';
+
+$headers = getallheaders();
+$authHeader = $headers['Authorization'];
+$token = substr($authHeader, 7);
+
+$secret = VONAGE_API_SIGNATURE_SECRET;
+
+$key = \Lcobucci\JWT\Signer\Key\InMemory::plainText($secret);
+$configuration = \Lcobucci\JWT\Configuration::forSymmetricSigner(
+    new Lcobucci\JWT\Signer\Hmac\Sha256(),
+    $key
+);
+$token = $configuration->parser()->parse($token);
+try {
+    $configuration->validator()->validate(
+        $token,
+        new \Lcobucci\JWT\Validation\Constraint\SignedWith($configuration->signer(), $configuration->signingKey())
+    );
+    echo 'Token was validated';
+} catch (\Exception $e) {
+    var_dump($e->getMessage());
+}

verify/send_psd2_request.php

@@ -0,0 +1,12 @@
+<?php
+
+require_once __DIR__ . '/../config.php';
+require_once __DIR__ . '/../vendor/autoload.php';
+
+$basic  = new \Vonage\Client\Credentials\Basic(VONAGE_API_KEY, VONAGE_API_SECRET);
+$client = new \Vonage\Client(new \Vonage\Client\Credentials\Container($basic));
+
+$request = new \Vonage\Verify\RequestPSD2(RECIPIENT_NUMBER, PAYEE_NAME, AMOUNT);
+$response = $client->verify()->requestPSD2($request);
+
+echo "Started verification, `request_id` is " . $response['request_id'];

verify/send_psd2_request_with_workflow.php

@@ -0,0 +1,55 @@
+<?php
+require_once __DIR__ . '/../config.php';
+require_once __DIR__ . '/../vendor/autoload.php';
+
+$basic  = new \Vonage\Client\Credentials\Basic(VONAGE_API_KEY, VONAGE_API_SECRET);
+$client = new \Vonage\Client(new \Vonage\Client\Credentials\Container($basic));
+
+$options = getopt('n:w:b:h');
+$helpText = <<<ENDHELP
+Sends a verification request and allows setting a Workflow ID
+
+Usage:
+    php request_with_workflow.php -n <NUMBER> [-b <BRAND_NAME>] [-w <WORKFLOW_ID>]
+
+    NUMBER the telephone number to send the Verify request to
+    BRAND_NAME is the name of the company sending the request. Defaults to 'Acme, Inc.'
+    WORKFLOW_ID is the workflow ID to use. Must be between 1-5
+
+    Options can also be passed as environment variables.
+
+ENDHELP;
+
+if (array_key_exists('h', $options)) {
+    echo $helpText;
+    exit(1);
+}
+
+if (!defined('RECIPIENT_NUMBER')) {
+    define('RECIPIENT_NUMBER', (array_key_exists('n', $options)) ? $options['n'] : null);
+}
+
+if (!defined('PAYEE_NAME')) {
+    define('PAYEE_NAME', (array_key_exists('b', $options)) ? $options['b'] : 'Acme, Inc');
+}
+
+if (!defined('AMOUNT')) {
+    define('AMOUNT', (array_key_exists('a', $options)) ? $options['a'] : '$10.00');
+}
+
+if (!defined('WORKFLOW_ID')) {
+    define('WORKFLOW_ID', (array_key_exists('w', $options)) ? $options['w'] : 4);
+}
+
+if (is_null(RECIPIENT_NUMBER)) {
+    echo "Please supply a NUMBER to send a verification request to."
+        . PHP_EOL
+        . PHP_EOL
+        . $helpText;
+    exit(1);
+}
+
+$request = new \Vonage\Verify\RequestPSD2(RECIPIENT_NUMBER, BRAND_NAME, AMOUNT, (int) WORKFLOW_ID);
+$response = $client->verify()->requestPSD2($request);
+
+echo "Started verification, `request_id` is " .  $response['request_id'];