Send email with nodemailer

nodemailer_example

var _ = require("lodash");
var emailServerConfig = {
  type: "Gmail",
  otions: {
    auth: {
        user: "XXX", // your gmail
        pass: "XXXXX" // user passoword
    }
};
var Nodemailer = require("nodemailer");

var internals = {
    transport: null
};

internals.createTransport = function() {
    if(internals.transport == null)
        internals.transport = Nodemailer.createTransport(emailServerConfig.type, emailServerConfig.options);

    return !_.isFunction(internals.transport);
}

internals.sendMail = function(from, to, subject, text, isHTML, cb) {

    if(!internals.createTransport()) {
        console.log("Error creating email transport!");
        cb(null, "");
        return;
    }

    if(isHTML)
        internals.transport.sendMail({
            from: from, // sender address
            to: to, // comma separated list of receivers
            subject: subject, // Subject line
            html: text // html body
        }, function(err, response){
            if(err){
                cb(err);
            } else{
                cb(err, response.message);
            }
        });
    else
        internals.transport.sendMail({
            from: from, // sender address
            to: to, // comma separated list of receivers
            subject: subject, // Subject line
            text: text // plaintext body
        }, function(err, response){
            if(err){
                cb(err);
            } else{
                cb(err, response.message);
            }
        });
}

module.exports = {
    sendMail: internals.sendMail
};