E-Ticaret Sitesi Yaptır · WooCommerce, Shopify ve Özel Çözümler

 1 namespace App\Gateways\WooCommerce;
 2
 3 use WC_Payment_Gateway;
 4 use WC_Order;
 5 use WC_HTTPS;
 6 use Illuminate\Support\Facades\Log;
 7 use Illuminate\Support\Facades\Http;
 8
 9 final class PayTR_Gateway extends WC_Payment_Gateway {
10
11     public function __construct() {
12         $this->id                 = 'paytr_ticari';
13         $this->method_title       = 'PayTR · Taksitli & 3D Secure';
14         $this->method_description = 'Tüm kartlar · 9 aya varan taksit';
15         $this->has_fields          = true;
16         $this->supports            = ['products', 'refunds', 'subscriptions', 'tokenization'];
17
18         $this->init_form_fields();
19         $this->init_settings();
20
21         $this->title          = $this->get_option('title');
22         $this->description    = $this->get_option('description');
23         $this->merchant_id    = $this->get_option('merchant_id');
24         $this->merchant_key   = $this->get_option('merchant_key');
25         $this->merchant_salt  = $this->get_option('merchant_salt');
26
27         add_action('woocommerce_api_paytr_callback', [$this, 'handle_callback']);
28         add_action('woocommerce_thankyou_' . $this->id, [$this, 'thankyou_page']);
29     }
30
31     public function process_payment(string $order_id): array {
32         $order  = wc_get_order($order_id);
33         $basket = $this->buildBasket($order);
34         $total  = $this->totalAmount($order);
35
36         $token = $this->createIframeToken($order, $basket, $total);
37
38         if ($token['status'] !== 'success') {
39             wc_add_notice('Ödeme başlatılamadı: ' . $token['reason'], 'error');
40             return ['result' => 'fail'];
41         }
42
43         $order->update_meta_data('_paytr_token', $token['token']);
44         $order->save();
45
46         return [
47             'result'   => 'success',
48             'redirect' => WC_HTTPS::force_https('https://www.paytr.com/odeme/guvenli/' . $token['token']),
49         ];
50     }
51
52     public function handle_callback(): void {
53         $post = $_POST;
54         $hash = base64_encode(hash_hmac('sha256',
55             $post['merchant_oid'] . $this->merchant_salt . $post['status'] . $post['total_amount'],
56             $this->merchant_key, true));
57
58         if (!hash_equals($hash, $post['hash'])) {
59             Log::warning('paytr.invalid_hash', $post);
60             return;
61         }
62
63         $order = wc_get_order($post['merchant_oid']);
64
65         if ($post['status'] === 'success') {
66             $order->payment_complete();
67             $order->add_order_note('PayTR ödendi. Txn: ' . $post['transaction_id']);
68             WC::mailer()->emails['completed']->trigger($order);
69         } else {
70             $order->update_status('failed', 'PayTR ödeme başarısız.');
71         }
72     }
73
74     private function totalAmount(WC_Order $order): int {
75         return (int) round($order->get_total() * 100);
76     }
77 }