var nodemailer = require("nodemailer")
 function afterRender(done) {
var transporter = nodemailer.createTransport("SMTP",{		
	host:"servername",
	port:portnumber
});


var reportType=request.options['report-type']
if(reportType==='email'){
    var recipient=request.options['recipient']
    var subject=request.options['subject']
    var fileType=request.options['attachment']
    var message=request.options['message']

    var attachReport=''
        if(fileType==='pdf'){
            attachReport=[{
              filename: 'Report.pdf',
              contents: new Buffer(response.content)
              }]
        }else if(fileType==='excel'){
             attachReport=[{
              filename: 'Report.xlsx',
              contents: new Buffer(response.content)
              }]
        }
        
        var mailOptions={
			from: "DoNotReply@RandomEmail.com", 
		   	to: recipient, 
		   	subject: subject, 
		   	text: message, 	   
		   	attachments:attachReport							
		}
        
        //Send Email
        
        transporter.sendMail(mailOptions, function(error, response){ 
    	   if(error){
    	       console.log('ERROR:'+error);	
    	       done()
    	   }else{
    	       console.log("Message sent: " + response.message);							       				       
    	       done();          
    	   }  	
    	});
        
}

//console.log(request.options)

done()

} 

Here is the config

{
"certificate": {
    "key": "certificates/jsreport.net.key",    
    "cert": "certificates/jsreport.net.cert"

},
"scripts": {
    "allowedModules": ["nodemailer"],
    "timeout": 60000
},
"license-key":"we_are_using_license_key",
"authentication" : {
    "cookieSession": {
        "secret": "<your strong secret>"
    },
    "admin": {
        "username" : "",
        "password": ""
    },
    "enabled": false
},
"connectionString": { "name": "fs" },
"httpPort": portnumber,
"httpsPort": null,
"blobStorage": "fileSystem",
"phantom": {
    "strategy": "dedicated-process",
    "timeout": 60000
},
"tasks": {
    "strategy": "dedicated-process",
    "timeout": 10000,
    "allowedModules": []
}



}