Developer Api Documentation

Introduction

This section describes the nCash payment gateway API.


nCash API is easy to implement in your business software. Our API is well formatted URLs, accepts cURL requests, returns JSON responses.

You can use the API in test mode, which does not affect your live data. The API key is use to authenticate the request and determines the request is valid payment or not. For test mode just use the sandbox URL and In case of live mode use the live URL from section Initiate Payment .

Supported Currencies

This section describes the currencies supported by nCash


nCash allows to make transaction with below currencies. Any new currency may update in future.

Currency Name Currency Symbol Currency Code
United States Dollar $ USD
HR Coin HRC HRC
Indian Rupee Rs INR
Tron TRX TRX
European Currency EUR
Great Britain Pound £ GBP
Bitcoin BTC BTC
Ethereum ETH ETH
Tether USDT USDT

Get The Api Key

This section describes how you can get your api key.


Login to your nCash merchant account. If you don't have any ? Click Here

Next step is to find the Api Key menu in your dashboard sidebar. Click the menu.

The api keys can be found there which is Public key and Secret key. Use these keys to initiate the API request. Every time you can generate new API key by clicking Generate Api Key button. Remember do not share these keys with anyone.

Initiate Payment

This section describes the process of initaiing the payment.


To initiate the payment follow the example code and be careful with the perameters. You will need to make request with these following API end points.

Live End Point: http://ncash.biz/payment/initiate

Test End Point: http://ncash.biz/sandbox/payment/initiate

Test Mode Mail: test_mode@mail.com

Test Mode Verification Code: 222666

Request Method: POST

Request to the end point with the following parameters below.

Param Name Param Type Description
public_key string (50) Required Your Public API key
identifier string (20) Required Identifier is basically for identify payment at your end
currency string (4) Required Currency Code, Must be in Upper Case. e.g. USD,EUR
amount decimal Required Payment amount.
details string (100) Required Details of your payment or transaction.
ipn_url string Required The url of instant payment notification.
success_url string Required Payment success redirect url.
cancel_url string Required Payment cancel redirect url.
site_logo string/url Required Your business site logo.
checkout_theme string Optional Checkout form theme dark/light. Default theme is light
customer_name string (30) Required Customer name.
customer_email string (30) Required Customer valid email.
Example PHP code
<?php
$parameters = [
    'identifier' => 'DFU80XZIKS',
    'currency' => 'USD',
    'amount' => 100.00,
    'details' => 'Purchase T-shirt',
    'ipn_url' => 'http://example.com/ipn_url.php',
    'cancel_url' => 'http://example.com/cancel_url.php',
    'success_url' => 'http://example.com/success_url.php',
    'public_key' => 'your_public_key',
    'site_logo' => 'http://ncash.biz/assets/images/logoIcon/logo.png',
    'checkout_theme' => 'dark',
    'customer_name' => 'John Doe',
    'customer_email' => 'john@mail.com',

];

//live end point
$url = 'http://ncash.biz/payment/initiate';

//test end point
$url = 'http://ncash.biz/sandbox/payment/initiate';


$ch = curl_init();
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_POSTFIELDS,  $parameters);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$result = curl_exec($ch);
curl_close($ch);

//$result contains the response back.
?>
Example Responses

//Error Response.
{
    "error": "true",
    "message": "Invalid api key"
}

//Success Response.
{
    "success": "ok",
    "message": "Payment Initiated. Redirect to url.",
    "url":"http://example.com/initiate/payment/checkout?payment_id=eJSAASDxdrt4DASDASVNASJA7893232432cvmdsamnvASF"
}

Validate The Payment and IPN

This section describes the process to get your instant payment notification.


To initiate the payment follow the example code and be careful with the perameters. You will need to make request with these following API end points.

End Point: Your business application ipn url.

Request Method: POST

You will get following parameters below.

Param Name Description
status Payment success status.
identifier Identifier is basically for identify payment at your end.
signature A hash signature to verify your payment at your end.
data Data contains some basic information with charges, amount, currency, payment transaction id etc.
Example PHP code

<?php

//Receive the response parameter
    $status = $_POST['status'];
    $signature = $_POST['signature'];
    $identifier = $_POST['identifier'];
    $data = $_POST['data'];

    // Generate your signature
    $customKey = $data['amount'].$identifier;
    $secret = 'YOUR_SECRET_KEY';
    $mySignature = strtoupper(hash_hmac('sha256', $customKey , $secret));

    $myIdentifier = 'YOUR_GIVEN_IDENTIFIER';

    if($status == "success" && $signature == $mySignature &&  $identifier ==  $myIdentifier){
        //your operation logic
    }
?>