Simple mail sender node js api, based on http post request.

sendMail.js

/**
 *
 * main.js
 * simple mail sender nodejs api
 * requires express, body-parser, nodemailer
 */
var server  = httpServer();

server.listen(8085);

console.log("Nodejs Server started and listening for client requests on port 8085");
console.log("Server time: "+ (new Date()));
console.log("\n----------------\n");
    
function httpServer(){

    var bodyParser  = require("body-parser");
    var app         = require('express')();

    app.use(bodyParser.urlencoded({ extended: false }));

    var http        = require('http').Server(app);

    app.post('/mail', function(req, res){

	res.header("p3p", '"CP="CAO PSA OUR"');
	res.header("Access-Control-Allow-Origin", "http://your-domain.com");
        var requestData = req.body;
        if (verifyRequest(requestData)) {
            sendMail(requestData, res);
        } else {
            res.send({'sucess': false, response: "Wrong paramters sent."});
            console.log(req);
        }
    });

    return http;
}

var nodemailer = require("nodemailer");

function sendMail(data, res){
  
    var transporter = nodemailer.createTransport({
        service: "Gmail",
            auth: {
                user: "[email protected]",
                pass: "pass"
            },
        tls: {
            rejectUnauthorized: false // allow invalid certificates
        }
    });
  
    var mailOptions = {
        from: "User <[email protected]>", // sender address
        to: "DEST <[email protected]>", // comma separated list of receivers
        subject: "Subject", // Subject
        html: getEmailMessage(data) // html body
        //text : "Message." //plain text body
    };
  
    transporter.sendMail(mailOptions, function(error, info){
        if(error){
             res.send({'success': false, response: error.response +"<br />"});
             console.log(error);
        } else {
        res.send({'success': true, response: "Your message has been succesfully sent!"});
            console.log("Message sent!");
        }
        res.end();
    });
}

function getEmailMessage(data) {
  
    return 'New message from:'
        +'<br />'
        +'<br />'
        +'Name: '+ data.name
        +'<br />'
        +'<br />'
        +'Email: '+ data.email
        +'<br />'
        +'<br />'
        +'Message: <br />'+ data.message
        +'<br />'
        +'<br />'
        +'<hr />';
}

function verifyRequest(data){
  
    if (data.name.length > 3 && data.email.length > 3 && data.message.length > 3) {local
        return true;
    } else {
        return false;
    }
}