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How To Integrate Instamojo Payment Gateway in PHP With Database Connection


Instamojo is one of the best and user friendly online payment gateway. It comes with all modern payment option like debit card, credit card, net banking, UPI, EMI option etc.

It is very easy to integrate in your website, App. Also you send Payment link for a perticular amount through Instamojo payment button.

Please follow the below four step to integrate Instamojo in your PHP website.

  1. Apply Insatmojo by click on this link.
  2. Copy the below files and upload in a folder.
  3. Put your authenication key, private key and working key in the files where it required.
  4. Run the index.php file now.

Note: http://localhost list not working in instamojo payment gateway. So please add your domain name in redirection URL.

<!DOCTYPE html>
<html lang="en">
	<head>
		<meta charset="utf-8">
		<meta http-equiv="X-UA-Compatible" content="IE=edge">
		<meta name="viewport" content="width=device-width, initial-scale=1">
		<!-- The above 3 meta tags *must* come first in the head; any other head content must come *after* these tags -->
		<meta name="description" content="">
		<meta name="author" content="">
		<link rel="icon" href="../../favicon.ico">
		<title>Payment Mojo</title>
		<!-- Latest compiled and minified CSS -->
		<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" >
		<!-- Optional theme -->
		<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap-theme.min.css" >
		<!-- Latest compiled and minified JavaScript -->
		<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
	</head>
	<body>
    <div class="container">
	<div class="page-header">
        <h1><a href="index.php">Instamojo Payment</a></h1>
		<form action="pay.php" method="POST" accept-charset="utf-8">
			<input type="hidden" name="product_name" value="<?php echo $prd_name; ?>"> 
			<input type="hidden" name="product_price" value="<?php echo $prd_price; ?>"> 
			<div class="form-group">
			<label>Your Name</label>
			<input type="text" class="form-control" name="name" placeholder="Enter your name">	 
			</div>
			<div class="form-group">
			<label>Your Phone</label>
			<input type="text" class="form-control" name="phone" placeholder="Enter your phone number"> 
			</div>
			<div class="form-group">
			<label>Your Email</label>
			<input type="email" class="form-control" name="email" placeholder="Enter you email"> 
			</div>
			<div class="form-group">
			<label>Amount</label>
			<input type="email" class="form-control" name="amount" Value="100" readonly>
			</div>
			<p><input type="submit" class="btn btn-success btn-lg" value="Click here to Pay"></p>
		</form>
 
    
    </div> <!-- /container -->
		</div>


  </body>
</html>

<?php 
$purpose = "Payment";
$amount = $_POST["amount"];
$name = $_POST["name"];
$phone = $_POST["phone"];
$email = $_POST["email"];
include 'src/instamojo.php';
$api = new Instamojo\Instamojo('29b34070bf5867b7d36bf2586c4f4855', '40d161c14f252cc781066e0c685f5f4d','https://www.instamojo.com/api/1.1/');
try {
    $response = $api->paymentRequestCreate(array(
        "purpose" => $purpose,
        "amount" => $amount,
        "buyer_name" => $name,
        "phone" => $phone,
		"email" => $email,
        "send_email" => true,
        "send_sms" => true,
        'allow_repeated_payments' => false,
        "redirect_url" => "https://studentstutorial.com/instamojo/thankyou.php",
        "webhook" => "https://studentstutorial.com/instamojo/webhook.php"
        ));
   $pay_ulr = $response['longurl'];
    header("Location: $pay_ulr");
    exit();
}
catch (Exception $e) {
    print('Error: ' . $e->getMessage());
}     
 ?>
 
 
<?php
$data = $_POST;
$mac_provided = $data['mac'];  /* Get the MAC from the POST data*/
unset($data['mac']);  /* Remove the MAC key from the data. */
$ver = explode('.', phpversion());
$major = (int) $ver[0];
$minor = (int) $ver[1];
if($major >= 5 and $minor >= 4){
     ksort($data, SORT_STRING | SORT_FLAG_CASE);
}
else{
     uksort($data, 'strcasecmp');
}
/* You can get the 'salt' from Instamojo's developers page(make sure to log in first): https://www.instamojo.com/developers*/
/* Pass the 'salt' without the <>.*/
$mac_calculated = hash_hmac("sha1", implode("|", $data), "723a3b8f18014441b3a7aead136b6544");

if($mac_provided == $mac_calculated){
   
    if($data['status'] == "Credit"){
       /* Payment was successful, mark it as completed in your database  */
                
                $to = 'YOUR_EMAIL_ADDRESS';
                $subject = 'Website Payment Request ' .$data['buyer_name'].'';
                $message = "<h1>Payment Details</h1>";
                $message .= "<hr>";
                $message .= '<p><b>ID:</b> '.$data['payment_id'].'</p>';
                $message .= '<p><b>Amount:</b> '.$data['amount'].'</p>';
                $message .= "<hr>";
                $message .= '<p><b>Name:</b> '.$data['buyer_name'].'</p>';
                $message .= '<p><b>Email:</b> '.$data['email'].'</p>';
                $message .= '<p><b>Phone:</b> '.$data['phone'].'</p>';
                $message .= "<hr>";
				$headers .= "MIME-Version: 1.0\r\n";
                $headers .= "Content-Type: text/html; charset=ISO-8859-1\r\n";
                /* send email*/
                mail($to, $subject, $message, $headers);
		}
    else{
       /* Payment was unsuccessful, mark it as failed in your database*/
    }
}
else{
    echo "Invalid MAC passed";
}
?>
<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <!-- The above 3 meta tags *must* come first in the head; any other head content must come *after* these tags -->
    <meta name="description" content="">
    <meta name="author" content="">
    <link rel="icon" href="../../favicon.ico">
	<title>Thank You, Mojo</title>
<!-- Latest compiled and minified CSS -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" >
<!-- Optional theme -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap-theme.min.css" 
<!-- Latest compiled and minified JavaScript -->
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js" integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa" crossorigin="anonymous"></script>
  </head>
	<body>
    <div class="container">
	<div class="page-header">
        <h1><a href="index.php">Instamojo Payment</a></h1>
        <p class="lead">A test payment integration for instamojo paypemnt gateway. Written in PHP</p>
    </div>
	<h3 style="color:#6da552">Thank You, Payment succus!!</h3>
<?php
include 'src/instamojo.php';
$api = new Instamojo\Instamojo('YOU_PRIVATE_API_KEY', 'YOUR_PRIVATE_AUTH_TOKEN','https://test.instamojo.com/api/1.1/');
$payid = $_GET["payment_request_id"];
try {
    $response = $api->paymentRequestStatus($payid);
	echo "<h4>Payment ID: " . $response['payments'][0]['payment_id'] . "</h4>" ;
    echo "<h4>Payment Name: " . $response['payments'][0]['buyer_name'] . "</h4>" ;
    echo "<h4>Payment Email: " . $response['payments'][0]['email'] . "</h4>" ;
echo "<pre>";
   print_r($response);
echo "</pre>";
}
catch (Exception $e) {
    print('Error: ' . $e->getMessage());
}
?>
</div> <!-- /container -->
</body>
</html>