cb_pia_postback_s2s.js

// Chartboost node.js PIA S2S postback example

var data, descriptor, signature, options, req;
const CB_API_SECRET = "your_api_secret"; // CHARTBOOST API secret
const CB_API_TOKEN = "your_api_token"; // CHARTBOOST API token
const CB_HOST = "live.chartboost.com"; 
const CB_PATH = "/event_service/v3/track";  
const CB_PORT = "443";

var app_id = "5706c86b04b0166c04ee4881"; 
var app_signature = "bb691366d0568ce74921d20465783c011dbe0e02"; 
var ifa = "61109B4C-0F16-4FBC-82EC-5475313AE000";  // sample iOS IDFA
// var gaid = "617d2d50-ee7e-41e2-b375-bb04b47ebf5c"; // sample GAID
var product_id = "My Product ID"; // sample product_id
var price = 1.99; // sample price
var currency = "USD"; // sample currency code
var localized_title = "Gemz"; // sample title, optional
var localized_description = "Pretty Gemz"; // sample description, optional


function sendEvent(callback) {
  // build the request body
    data = JSON.stringify({
        "app_id": app_id, 
        "ifa": ifa, 
        "iap": {  
            "product_id": product_id, 
            "price": price, 
            "currency": currency, 
            "localized_title": localized_title, 
            "localized_description": localized_description, 
        },  
    });
    
    // X-Chartboost-Signature is generated on *every request* using the following hashing algorithm 
    descriptor = "action:pia\n" + CB_API_SECRET + "\n" + app_signature + "\n" + data;
    signature = crypto.createHash('sha256').update(descriptor).digest('hex');

    options = {
        host: CB_HOST,
        port: CB_PORT,
        path: CB_PATH,
        method: 'POST',
        agent: false,
        headers: {
            'Content-Type': 'application/json',
            'Content-Length': data.length,
            'X-Chartboost-Token': CB_API_TOKEN,
            'X-Chartboost-Signature': signature
        }
    };

    // Build the request using node https module
    req = https.request(options, function(res) {
        res.setEncoding('utf8');
        console.log("statusCode: ", res.statusCode);
        res.on('data', function(chunk) {
            console.log('Response: ' + chunk);
        });
    });

    req.write(data);
    req.end();
    callback();
}


// Send it!  
sendEvent( function() {
    // print the data that's sent
    console.log(data);
});