Support Afterpay through Stripe

joshbmarshall · Mar 29, 2022 · b9b7024 · b9b7024
1 parent 6c2c052
commit b9b7024
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Showing 4 changed files with 120 additions and 14 deletions.
diff --git a/README.md b/README.md
@@ -27,13 +27,21 @@ $payum = (new PayumBuilder)
         'factory' => 'stripe_elements',
         'publishable_key' => 'Your Public Key',
         'secret_key' => 'Your Private Key',
+        'img_url' => 'https://path/to/logo/image.jpg',
+    ])
+
+    ->addGateway('stripe_afterpay', [
+        'factory' => 'stripe_afterpay',
+        'publishable_key' => 'Your Public Key',
+        'secret_key' => 'Your Private Key',
+        'img_url' => 'https://path/to/logo/image.jpg',
     ])
 
     ->getPayum()
 ;
 ```
 
-### Request payment
+### Request card payment
 
 ```php
 <?php
@@ -51,7 +59,7 @@ $payment->setCurrencyCode($currency);
 $payment->setTotalAmount(100); // Total cents
 $payment->setDescription(substr($description, 0, 45));
 $payment->setDetails([
-        'local' => [
+    'local' => [
         'email' => $email, // Used for the customer to be able to save payment details
     ],
 ]);
@@ -63,6 +71,59 @@ header("Location: " . $url);
 die();
 ```
 
+### Request Afterpay payment
+
+Afterpay requires more information about the customer to process the payment
+
+```php
+<?php
+
+use Payum\Core\Request\Capture;
+
+$storage = $payum->getStorage(\Payum\Core\Model\Payment::class);
+$request = [
+    'invoice_id' => 100,
+];
+
+$payment = $storage->create();
+$payment->setNumber(uniqid());
+$payment->setCurrencyCode($currency);
+$payment->setTotalAmount(100); // Total cents
+$payment->setDescription(substr($description, 0, 45));
+$payment->setDetails([
+    'local' => [
+        'email' => $email, // Used for the customer to be able to save payment details
+    ],
+    'shipping' => [
+        'name' => 'Firstname Lastname',
+        'address' => [
+            'line1' => 'Address Line 1',
+            'city' => 'Address City',
+            'state' => 'Address State',
+            'country' => 'Address Country',
+            'postal_code' => 'Address Postal Code',
+        ],
+    ],
+    'billing' => [
+        'name' => trim($shopper['first_name'] . ' ' . $shopper['last_name']),
+        'email' => $shopper['email'],
+        'address' => [
+            'line1' => 'Address Line 1',
+            'city' => 'Address City',
+            'state' => 'Address State',
+            'country' => 'Address Country',
+            'postal_code' => 'Address Postal Code',
+        ],
+    ],
+]);
+$storage->setInternalDetails($payment, $request);
+
+$captureToken = $payum->getTokenFactory()->createCaptureToken('stripe_afterpay', $payment, 'done.php');
+$url = $captureToken->getTargetUrl();
+header("Location: " . $url);
+die();
+```
+
 ### Check it worked
 
 ```php
@@ -80,11 +141,11 @@ $gateway->execute($status = new GetHumanStatus($model));
 
 // using shortcut
 if ($status->isNew() || $status->isCaptured() || $status->isAuthorized()) {
-	// success
+    // success
 } elseif ($status->isPending()) {
-	// most likely success, but you have to wait for a push notification.
+    // most likely success, but you have to wait for a push notification.
 } elseif ($status->isFailed() || $status->isCanceled()) {
-	// the payment has failed or user canceled it.
+    // the payment has failed or user canceled it.
 }
 ```
 

diff --git a/src/Action/ObtainNonceAction.php b/src/Action/ObtainNonceAction.php
@@ -21,12 +21,14 @@ class ObtainNonceAction implements ActionInterface, GatewayAwareInterface {
      * @var string
      */
     protected $templateName;
+    protected $use_afterpay;
 
     /**
      * @param string $templateName
      */
-    public function __construct(string $templateName) {
+    public function __construct(string $templateName, bool $use_afterpay) {
         $this->templateName = $templateName;
+        $this->use_afterpay = $use_afterpay;
     }
 
     /**
@@ -41,31 +43,46 @@ public function execute($request) {
         if ($model['card']) {
             throw new LogicException('The token has already been set.');
         }
+        $uri = \League\Uri\Http::createFromServer($_SERVER);
 
         $getHttpRequest = new GetHttpRequest();
         $this->gateway->execute($getHttpRequest);
-        if ($getHttpRequest->method == 'POST' && isset($getHttpRequest->request['payment_intent'])) {
+        // Received payment intent information from Stripe
+        if (isset($getHttpRequest->request['payment_intent'])) {
             $model['nonce'] = $getHttpRequest->request['payment_intent'];
             return;
         }
-
-        $model['stripePaymentIntent'] = \Stripe\PaymentIntent::create([
+        $afterPayDetails = [];
+        if ($this->use_afterpay) { // Afterpay order
+            $afterPayDetails = [
+                'confirm' => true,
+                'payment_method_types' => ['afterpay_clearpay'],
+                'shipping' => $model['shipping'],
+                'payment_method_data' => [
+                    'type' => 'afterpay_clearpay',
+                    'billing_details' => $model['billing'],
+                ],
+                'return_url' => $uri->withPath('')->withFragment('')->withQuery('')->__toString() . $getHttpRequest->uri,
+            ];
+        }
+        $paymentIntentData = array_merge([
             'amount' => round($model['amount'] * pow(10, $model['currencyDigits'])),
+            'payment_method_types' => $model['payment_method_types'] ?? ['card'],
             'currency' => $model['currency'],
             'metadata' => ['integration_check' => 'accept_a_payment'],
             'statement_descriptor' => $model['statement_descriptor_suffix'],
             'description' => $model['description'],
-            'automatic_payment_methods' => [
-                'enabled' => 'true',
-            ],
-        ]);
+        ], $afterPayDetails);
 
+        $model['stripePaymentIntent'] = \Stripe\PaymentIntent::create($paymentIntentData);
         $this->gateway->execute($renderTemplate = new RenderTemplate($this->templateName, array(
             'amount' => $model['currencySymbol'] . ' ' . number_format($model['amount'], $model['currencyDigits']),
             'client_secret' => $model['stripePaymentIntent']->client_secret,
             'publishable_key' => $model['publishable_key'],
             'actionUrl' => $getHttpRequest->uri,
             'imgUrl' => $model['img_url'],
+            'use_afterpay' => $this->use_afterpay ? "true" : "false",
+            'billing' => $model['billing'] ?? [],
         )));
 
         throw new HttpResponse($renderTemplate->getResult());

diff --git a/src/Resources/views/Action/obtain_nonce.html.twig b/src/Resources/views/Action/obtain_nonce.html.twig
@@ -84,6 +84,33 @@
 // prompt the user to enter authentication details without leaving your page.
 var payWithCard = function(stripe) {
   loading(true);
+  // Afterpay?
+  if ({{ use_afterpay }}) {
+    stripe.confirmAfterpayClearpayPayment(
+      '{{ client_secret }}',
+      {
+        payment_method: {
+          billing_details: {
+            email: "{{ billing.email }}",
+            name: "{{ billing.name }}", // Double quotes less likely to be in a name
+            address: {
+              line1: "{{ billing.address.line1 }}",
+              city: "{{ billing.address.city }}",
+              state: "{{ billing.address.state }}",
+              country: "{{ billing.address.country }}",
+              postal_code: "{{ billing.address.postal_code }}",
+            },
+          },
+        },
+        return_url: window.location.href,
+      }
+    ).then(function(result) {
+      if (result.error) {
+        // Inform the customer that there was an error.
+      }
+    });
+    return
+  }
   stripe
     .confirmPayment({
       elements,

diff --git a/src/StripeElementsGatewayFactory.php b/src/StripeElementsGatewayFactory.php
@@ -27,7 +27,7 @@ protected function populateConfig(ArrayObject $config)
             'payum.action.status' => new StatusAction(),
             'payum.action.convert_payment' => new ConvertPaymentAction(),
             'payum.action.obtain_nonce' => function (ArrayObject $config) {
-                return new ObtainNonceAction($config['payum.template.obtain_nonce']);
+                return new ObtainNonceAction($config['payum.template.obtain_nonce'], $config['type'] == 'stripe_afterpay');
             },
         ]);
 
@@ -44,6 +44,7 @@ protected function populateConfig(ArrayObject $config)
                 return new Api((array) $config, $config['payum.http_client'], $config['httplug.message_factory']);
             };
         }
+        $config['use_afterpay'] = $config['type'] == 'stripe_afterpay';
         $payumPaths = $config['payum.paths'];
         $payumPaths['PayumStripeElements'] = __DIR__ . '/Resources/views';
         $config['payum.paths'] = $payumPaths;