Paypal billing agreement

gistfile1.txt

var express = require('express'),
    request = require('request'),
    url = require('urlcode-json');

var app = express();

app.get('/gettoken', function (req, res) {
    request.post({url:'https://api-3t.sandbox.paypal.com/nvp', form: {
        USER: process.env.USER,
        PWD: process.env.PWD,
        SIGNATURE: process.env.SIGNATURE,
        METHOD: 'SetExpressCheckout',
        VERSION: '86',
        PAYMENTREQUEST_0_PAYMENTACTION: 'AUTHORIZATION',
        PAYMENTREQUEST_0_AMT: '0',
        PAYMENTREQUEST_0_CURRENCYCODE: 'GBP',
        L_BILLINGTYPE0: 'MerchantInitiatedBilling',
        L_BILLINGAGREEMENTDESCRIPTION0: 'ClubUsage',
        cancelUrl: 'http://www.yourdomain.com/cancel.html',
        returnUrl: 'http://www.yourdomain.com/success.html'
    }}, 
    function(err, httpResponse, body){
        var data = url.decode(body)
        data['agreement_url'] = "https://www.sandbox.paypal.com/cgi-bin/webscr?cmd=_express-checkout&token="+data.TOKEN
        res.send(data);
    });
});

app.get('/getbillingagreement/:token', function(req, res) {
    request.post({url:'https://api-3t.sandbox.paypal.com/nvp', form: {
        USER: process.env.USER,
        PWD: process.env.PWD,
        SIGNATURE: process.env.SIGNATURE,
        METHOD: 'CreateBillingAgreement',
        VERSION: '86',
        TOKEN: req.params['token']
    }}, 
    function(err, httpResponse, body){
        res.send(url.decode(body));
    });
});

app.get('/dopayment/:agreementid/:amt', function(req, res) {
    request.post({url:'https://api-3t.sandbox.paypal.com/nvp', form: {
        USER: process.env.USER,
        PWD: process.env.PWD,
        SIGNATURE: process.env.SIGNATURE,
        METHOD: 'DoReferenceTransaction',
        VERSION: '86',
        AMT: req.params['amt'],
        CURRENCYCODE: 'GBP',
        PAYMENTACTION: 'SALE',
        REFERENCEID: req.params['agreementid']
    }}, 
    function(err, httpResponse, body){
        res.send(url.decode(body));
    });
})

app.listen(3000, function () {
    console.log('Example app listening on port 3000!');
})


// run this way
// USER=your_sandbox_user PWD=your_sandbox_pwd SIGNATURE=your_sandbox_signature node app.js