RazorPay Payment Gateway Integration using CodeIgniter
In this tutorial, we will learn how to integrate RazorPay payment gateway in CodeIgniter. RazorPay is a well-known payment gateway platform in India. Razorpay provides clean, secure and fast payments services with hassle free integration with developer friendly APIs. It supports various payment modes such as Cards, Net-banking, Wallets & UPI.
How to setup RazorPay Account
- Create Razorpay Account
- Update Razorpay Config Details
Controller: Checkout.php application\controllers\Checkout.php
View: checkout.php application\views\razorpay\checkout.php
Config: autoload.php application\config\autoload.phpapplication\config\autoload.php
$autoload['libraries'] = array('session', 'table', 'upload');
$autoload['helper'] = array('url', 'form', 'html', 'date');application\controllers\Checkout.php
<?php
defined('BASEPATH') OR exit('No direct script access allowed');
class Razorpay extends CI_Controller {
public function index() {
$this->checkout();
}
public function checkout() {
$data['title'] = 'Checkout payment | Infovistar';
$data['callback_url'] = base_url().'razorpay/callback';
$data['surl'] = base_url().'razorpay/success';;
$data['furl'] = base_url().'razorpay/failed';;
$data['currency_code'] = 'INR';
$this->load->view('razorpay/checkout', $data);
}
// initialized cURL Request
private function curl_handler($payment_id, $amount) {
$url = 'https://api.razorpay.com/v1/payments/'.$payment_id.'/capture';
$key_id = "YOUR KEY ID";
$key_secret = "YOUR KEY SECRET";
$fields_string = "amount=$amount";
//cURL Request
$ch = curl_init();
//set the url, number of POST vars, POST data
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_USERPWD, $key_id.':'.$key_secret);
curl_setopt($ch, CURLOPT_TIMEOUT, 60);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, $fields_string);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, true);
return $ch;
}
// callback method
public function callback() {
print_r($this->input->post());
if (!empty($this->input->post('razorpay_payment_id')) && !empty($this->input->post('merchant_order_id'))) {
$razorpay_payment_id = $this->input->post('razorpay_payment_id');
$merchant_order_id = $this->input->post('merchant_order_id');
$this->session->set_flashdata('razorpay_payment_id', $this->input->post('razorpay_payment_id'));
$this->session->set_flashdata('merchant_order_id', $this->input->post('merchant_order_id'));
$currency_code = 'INR';
$amount = $this->input->post('merchant_total');
$success = false;
$error = '';
try {
$ch = $this->curl_handler($razorpay_payment_id, $amount);
//execute post
$result = curl_exec($ch);
$http_status = curl_getinfo($ch, CURLINFO_HTTP_CODE);
if ($result === false) {
$success = false;
$error = 'Curl error: '.curl_error($ch);
} else {
$response_array = json_decode($result, true);
//Check success response
if ($http_status === 200 and isset($response_array['error']) === false) {
$success = true;
} else {
$success = false;
if (!empty($response_array['error']['code'])) {
$error = $response_array['error']['code'].':'.$response_array['error']['description'];
} else {
$error = 'RAZORPAY_ERROR:Invalid Response <br/>'.$result;
}
}
}
//close curl connection
curl_close($ch);
} catch (Exception $e) {
$success = false;
$error = 'Request to Razorpay Failed';
}
if ($success === true) {
if(!empty($this->session->userdata('ci_subscription_keys'))) {
$this->session->unset_userdata('ci_subscription_keys');
}
if (!$order_info['order_status_id']) {
redirect($this->input->post('merchant_surl_id'));
} else {
redirect($this->input->post('merchant_surl_id'));
}
} else {
redirect($this->input->post('merchant_furl_id'));
}
} else {
echo 'An error occured. Contact site administrator, please!';
}
}
public function success() {
$data['title'] = 'Razorpay Success | TechArise';
echo "<h4>Your transaction is successful</h4>";
echo "<br/>";
echo "Transaction ID: ".$this->session->flashdata('razorpay_payment_id');
echo "<br/>";
echo "Order ID: ".$this->session->flashdata('merchant_order_id');
}
public function failed() {
$data['title'] = 'Razorpay Failed | TechArise';
echo "<h4>Your transaction got Failed</h4>";
echo "<br/>";
echo "Transaction ID: ".$this->session->flashdata('razorpay_payment_id');
echo "<br/>";
echo "Order ID: ".$this->session->flashdata('merchant_order_id');
}
}application\views\razorpay\checkout.php
<!DOCTYPE html>
<html>
<head>
<title>Razorpay Payment Gateway</title>
</head>
<body>
<?php
$description = "Product Description";
$txnid = date("YmdHis");
$key_id = "YOUR KEY ID";
$currency_code = $currency_code;
$total = (1* 100); // 100 = 1 indian rupees
$amount = 1;
$merchant_order_id = "ABC-".date("YmdHis");
$card_holder_name = 'Junaid Shaikh';
$email = 'coexistech@gmail.com';
$phone = '9000000001';
$name = "RazorPay Infovistar";
?>
<form name="razorpay-form" id="razorpay-form" action="<?php echo $callback_url; ?>" method="POST">
<input type="hidden" name="razorpay_payment_id" id="razorpay_payment_id" />
<input type="hidden" name="merchant_order_id" id="merchant_order_id" value="<?php echo $merchant_order_id; ?>"/>
<input type="hidden" name="merchant_trans_id" id="merchant_trans_id" value="<?php echo $txnid; ?>"/>
<input type="hidden" name="merchant_product_info_id" id="merchant_product_info_id" value="<?php echo $description; ?>"/>
<input type="hidden" name="merchant_surl_id" id="merchant_surl_id" value="<?php echo $surl; ?>"/>
<input type="hidden" name="merchant_furl_id" id="merchant_furl_id" value="<?php echo $furl; ?>"/>
<input type="hidden" name="card_holder_name_id" id="card_holder_name_id" value="<?php echo $card_holder_name; ?>"/>
<input type="hidden" name="merchant_total" id="merchant_total" value="<?php echo $total; ?>"/>
<input type="hidden" name="merchant_amount" id="merchant_amount" value="<?php echo $amount; ?>"/>
</form>
<table>
<tr>
<th>No.</th>
<th>Product Name</th>
<th>Cost</th>
</tr>
<tr>
<td>1</td>
<td>HeadPhones</td>
<td>1 Rs</td>
</tr>
</table>
<input id="pay-btn" type="submit" onclick="razorpaySubmit(this);" value="Pay Now" class="btn btn-primary" />
<script src="https://checkout.razorpay.com/v1/checkout.js"></script>
<script>
var options = {
key: "<?php echo $key_id; ?>",
amount: "<?php echo $total; ?>",
name: "<?php echo $name; ?>",
description: "Order # <?php echo $merchant_order_id; ?>",
netbanking: true,
currency: "<?php echo $currency_code; ?>", // INR
prefill: {
name: "<?php echo $card_holder_name; ?>",
email: "<?php echo $email; ?>",
contact: "<?php echo $phone; ?>"
},
notes: {
soolegal_order_id: "<?php echo $merchant_order_id; ?>",
},
handler: function (transaction) {
document.getElementById('razorpay_payment_id').value = transaction.razorpay_payment_id;
document.getElementById('razorpay-form').submit();
},
"modal": {
"ondismiss": function(){
location.reload()
}
}
};
var razorpay_pay_btn, instance;
function razorpaySubmit(el) {
if(typeof Razorpay == 'undefined') {
setTimeout(razorpaySubmit, 200);
if(!razorpay_pay_btn && el) {
razorpay_pay_btn = el;
el.disabled = true;
el.value = 'Please wait...';
}
} else {
if(!instance) {
instance = new Razorpay(options);
if(razorpay_pay_btn) {
razorpay_pay_btn.disabled = false;
razorpay_pay_btn.value = "Pay Now";
}
}
instance.open();
}
}
</script>
</body>
</html>