checkout.php

<?php

require __DIR__."/vendor/autoload.php";


// Replace 'your_key_id' and 'your_secret_key' with your actual Razorpay key and secret
$razorpay_key_id = 'rzp_//';
$razorpay_secret_key = '//;

use \Razorpay\Api\Api;

// Create an instance of the Razorpay client
$razorpay = new Api($razorpay_key_id, $razorpay_secret_key);


// Debugging: Output the content of the $_POST array
var_dump($_POST);

// Check if the required keys are present in the $_POST array
if (isset($_POST['razorpay_payment_id']) && isset($_POST['totalAmount']) && isset($_POST['product_id'])) {
    $razorpay_payment_id = $_POST['razorpay_payment_id'];
    $totalAmount = $_POST['totalAmount'];
    $product_id = $_POST['product_id'];

    // Verify the payment using Razorpay SDK
    try {
        $attributes = array(
            'razorpay_order_id' => $_POST['razorpay_order_id'],
            'razorpay_payment_id' => $razorpay_payment_id,
            'razorpay_signature' => $_POST['razorpay_signature'],
        );

        $razorpay->utility->verifyPaymentSignature($attributes);

        // Your further processing logic here

        $response = array("msg" => "Payment successfully credited", "status" => true);
        echo json_encode($response);
    } catch (Exception $e) {
        // Handle the case when payment verification fails
        $response = array("msg" => "Payment verification failed", "status" => false);
        echo json_encode($response);
    }
} else {
    // Handle the case when keys are not present
    $response = array("msg" => "Missing required parameters", "status" => false);
    echo json_encode($response);
}

?>