Node JS Payments Easy Integration

Support for :

• Paytm
• RazorPay
• Open Money

Does all the hardwork for you while integrating payments in any express app. Comes with inbuilt UI and REST APIs for lightning fast development and prototyping .

Example

Demo : https://node-paytm.herokuapp.com/_pay/init

Use any Card Details or Net Banking username : test password : test

Example App Sourcecode : https://github.com/shiveshnavin/payment-gateway-example

Requirments

1. MongoDB / Firestore / SQlite
2. Your Merchant Credentials
3. Express . This only works with NodeJS express server

You can get your paytm credentials here https://developer.paytm.com/docs

Install

npm install node-paytmpg --save

In your main nodejs file set configuration in express app

Paytm

host_url : Host URL of your server . This will be used to redirect user after payment
view_path : Ignore and dont change unless you know what you are doing . This is the useful in case you want to modify payment init page UI from node_paytm_pg library
paytm_url : For Test "https://securegw-stage.paytm.in" and for Production "https://securegw.paytm.in"
MID : Your Paytm Merchant ID
Website : "WEBSTAGING" for Test and for Production , the website you entered while activation
KEY : Your Unique Key from Paytm used for hashing 
CHANNEL_ID : Know More at Paytm Docs
INDUSTRY_TYPE_ID : Know More at Paytm Docs
homepage : Homepage of your website where user can go after payment confirmation page
path_prefix : All node_paytm_pg apis/pages will be available relative to this path prefix
db_url : Your MongoDB url in case you want to use legacy mongodb connection . You can use multidborm to support MongoDB/Firestore/Sqlite
id_length: Length of Order ID and User ID

Razorpay

In case you want to use razorpay , Use the below configuration

host_url : Host URL of your server . This will be used to redirect user after payment
view_path : Ignore and dont change unless you know what you are doing . This is the useful in case you want to modify payment init page UI from node_paytm_pg library
razor_url : https://api.razorpay.com/
MID : Your Paytm Merchant ID
KEY : Your generated API Key
SECRET : Your API Key secret
homepage : Homepage of your website where user can go after payment confirmation page
path_prefix : All node_paytm_pg apis/pages will be available relative to this path prefix
db_url : Your MongoDB url in case you want to use legacy mongodb connection . You can use multidborm to support MongoDB/Firestore/Sqlite
id_length: Length of Order ID and User ID

For Open Money

In case you want to use Open Money https://app.open.money/settings/developer-api/api . Use the below configuration

host_url : Host URL of your server . This will be used to redirect user after payment
view_path : Ignore and dont change unless you know what you are doing . This is the useful in case you want to modify payment init page UI from node_paytm_pg library
open_money_url : SANDBOX https://sandbox-icp-api.bankopen.co/api OR LIVE https://icp-api.bankopen.co/api
KEY : Your generated API Key
SECRET : Your API secret
homepage : Homepage of your website where user can go after payment confirmation page
path_prefix : All node_paytm_pg apis/pages will be available relative to this path prefix
db_url : Your MongoDB url in case you want to use legacy mongodb connection . You can use multidborm to support MongoDB/Firestore/Sqlite
id_length: Length of Order ID and User ID (Optional)

Place these 2 statements in your main nodejs file before calling app.listen(..)

/*** 
 * Uncomment in case you want to use multidborm to support 
 * MongoDB / Firestore / SQlite
 * https://www.npmjs.com/package/multi-db-orm
 * Refer to example.js

 const { MultiDbORM, FireStoreDB, MongoDB, SQLiteDB, Sync } = require("multi-db-orm");
var mongodb = new MongoDB(MONGOURL);
app.multidborm = mongodb;

*/

app.set('np_config', {
    "host_url":"http://127.0.0.1:5542", 
    "view_path":"/../views/",
    "MID":"XXXXXXXXXXX",
    "WEBSITE":"WEBSTAGING",
    "KEY":"XXXXXXXXXXX",
    "CHANNEL_ID":"WEB", 
    "INDUSTRY_TYPE_ID":"Retail",
    "homepage":"/_pay/home",
    "path_prefix":"_pay",
    "db_url":"mongodb://user:[email protected]:5551/dbname_123", // Remove this property in case you want to use multidborm
    "id_length":10,
    "logo":"/favicon.ico",
    "theme_color":"#3399cc",

    "paytm_url":"https://securegw-stage.paytm.in", // Only For PayTm
    
    "razor_url":"https://api.razorpay.com/", // Only For RazorPay
    "SECRET":"XXXXXXXXXXX", //Only For RazorPay , Your razorpay api key secret

});

require('node-paytmpg')(app,express)

Basic Usage

Method 1 : Ask user to enter Details

simply open page /_pay/init in browser

Method 2 : Post these params to /_pay/init using browser form

NAME
EMAIL
MOBILE_NO
PRODUCT_NAME
TXN_AMOUNT

Method 3 : Using API . Useful for Integrating on Mobile App

Create an Order by posting to URL /_pay/api/createTxn

NAME
EMAIL
MOBILE_NO
PRODUCT_NAME
TXN_AMOUNT

This will generate an `orderId` and `payurl` in response . 
Now Post to  /_pay/init using browser form

NAME
EMAIL
MOBILE_NO
ORDER_ID

OR
Simply open `payurl` in your browser

APIS

For Checking Status

method : POST
path : /_pay/api/status
Params:
ORDER_ID

Advanced

You can use callbacks to sync node-paytmpg transactions with you own database using .

var PayTMPG=require('node-paytmpg')(app,express,{

    onStart:function(orderid,data)
    {
        console.log("Payment has started \n",orderid,data)
    },
    onFinish:function(orderid,data)
    {
        console.log("Payment Has finished \n",orderid,data)

    }

})

var Transaction=PayTMPG.Transaction;
var User=PayTMPG.User;

 Transaction.findOne({orderId:req.body.ORDERID},function(err,data){

	console.log(data)	

  })

Webhooks

Webhooks can issued at at /_pay/api/webhook and are useful for payments captured late.

For razorpay webhook

Make sure to use the same secret in your webhook as the merchant secret. https://razorpay.com/docs/webhooks/

For paytm

Nothing extra needed https://developer.paytm.com/docs/callback-and-webhook/?ref=callbackWebhook

For Open Money

Nothing extra needed https://docs.bankopen.com/reference/webhook-url

License : GPL

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