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: / home / techoozesolution / www /
Filename : payment.php
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<?php
include 'db.php';

function generateRandomString($length = 18) {
    return substr(str_shuffle(str_repeat($x='0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ', ceil($length/strlen($x)) )),1,$length);
}

if(isset($_POST['paynow'])) {
    $amount = mysqli_real_escape_string($conn, $_POST['amount']);
    $mobile = mysqli_real_escape_string($conn, $_POST['phone']);
    $email = mysqli_real_escape_string($conn, $_POST['email']);
    $name = mysqli_real_escape_string($conn, $_POST['name']);
    $remark = mysqli_real_escape_string($conn, $_POST['message']);

    $sql = "INSERT INTO `tbl_payment_details`(`name`, `mobile`, `email`, `amount`, `remark`, `date`) VALUES ('$name', '$mobile', '$email', '$amount', '$remark', NOW())";

    // echo $sql; die;

    $sql_run = mysqli_query($conn, $sql);
    if (!$sql_run) {
        die("Database Insert Error: " . mysqli_error($conn));
    }

    $apiKey = '5df44462-a323-41d1-b30c-b5709c956d52';
    $merchantId = 'M11GUWICPLK1';
    $keyIndex = 1;

    $paymentData = array(
        'merchantId' => $merchantId,
        'merchantTransactionId' => generateRandomString(),
        "merchantUserId" => "MUID123",
        'amount' => $amount * 100, // Amount in paisa 
        'redirectUrl' => "https://www.techoozesolutions.com/payment-success.php",
        'redirectMode' => "POST",
        'callbackUrl' => "https://www.techoozesolutions.com/payment-success.php",
        "merchantOrderId" => "12345",
        "mobileNumber" => $mobile,
        "message" => "Techooze Solutions Payment",
        "email" => $email,
        "shortName" => $name,
        "paymentInstrument" => array("type" => "PAY_PAGE")
    );

    $jsonencode = json_encode($paymentData);
    $payloadMain = base64_encode($jsonencode);
    $payload = $payloadMain . "/pg/v1/pay" . $apiKey;
    $sha256 = hash("sha256", $payload);
    $final_x_header = $sha256 . '###' . $keyIndex;
    $request = json_encode(array('request' => $payloadMain));

    $curl = curl_init();
    curl_setopt_array($curl, [
        CURLOPT_URL => "https://api.phonepe.com/apis/hermes/pg/v1/pay",
        CURLOPT_RETURNTRANSFER => true,
        CURLOPT_CUSTOMREQUEST => "POST",
        CURLOPT_POSTFIELDS => $request,
        CURLOPT_HTTPHEADER => [
            "Content-Type: application/json",
            "X-VERIFY: " . $final_x_header,
            "accept: application/json"
        ],
    ]);

    $response = curl_exec($curl);
    $err = curl_error($curl);
    curl_close($curl);

    if ($err) {
        die("cURL Error: " . $err);
    } else {
        $res = json_decode($response);
        if(isset($res->success) && $res->success == '1') {
            $payUrl = $res->data->instrumentResponse->redirectInfo->url;
            
            echo "<script>window.location.href='$payUrl'</script>";
            // header('Location: ' . $payUrl);
            exit();
        } else {
            die("Payment API Error: " . json_encode($res));
        }
    }
}
?>