SendGroovyMail

SendGroovyMail

/*
SendGroovyMail ( smtpHost; username; password; to; from; subject; body; cc; bcc; attachments; html )

Params:
smtpHost: the smtp server
username: the smtp username
password: the smtp password 
to: list of email addresses for the to field
from: the email address to be sent from
subject: the subject of the message
body: the body of the message
OPTIONAL cc: list of email addresses for the cc field
OPTIONAL bcc: list of email addresses for the bcc field
OPTIONAL attachments: list of paths for files to attach
OPTIONAL html: BOOL - set to 1 if sending html email
*/

if (smtpHost == null || username == null || password == null || to == null || from == null || subject == null || body == null) {
	throw new IllegalArgumentException("One of the required parameters is missing");
}

import javax.mail.*;
import javax.mail.internet.*;

/*******************************Set properties and create the message*******************************/
Properties props = new Properties();
props.setProperty("mail.smtp.host", smtpHost);
props.setProperty("mail.smtp.auth", "true");
props.setProperty(":", "true");

MimeMessage msg = new MimeMessage(Session.getDefaultInstance(props));
/**************************************************************************************************/


/*******************************Set the to/from/cc/bcc/subject*******************************/
msg.setSubject(subject);
msg.setFrom(new InternetAddress(from));

//To
toArray = to.tokenize('\n');
for (int i = 0; i < toArray.size; i++) {
	toAddress = toArray[i];
	msg.setRecipient(Message.RecipientType.TO, new InternetAddress(toAddress));
}

//CC
if (cc != null) {
	ccArray = cc.tokenize('\n');
	for (int i = 0; i < ccArray.size; i++) {
		ccAddress = ccArray[i];
		msg.setRecipient(Message.RecipientType.CC, new InternetAddress(ccAddress));
	}
}

//BCC
if (bcc != null) {
	bccArray = bcc.tokenize('\n');
	for (int i = 0; i < bccArray.size; i++) {
		bccAddress = bccArray[i];
		msg.setRecipient(Message.RecipientType.BCC, new InternetAddress(bccAddress));
	}
}
/********************************************************************************************/


/*******************************Set the message content*******************************/
Multipart content = new MimeMultipart();

String contentType = (Integer.parseInt(html) == 1) ? "text/html" : "text/plain"; //if html == 1, then set to text/html, otherwise text/plain

//Message body
BodyPart messageBody = new MimeBodyPart();
messageBody.setContent(body, contentType);
content.addBodyPart(messageBody);

return "html: " + html + ", content type actual: " + messageBody.getContentType() + ", content type should be: " + contentType;

//Attachments
if (attachments != null) {
	attachmentArray = attachments.tokenize('\n');
	for ( int i=0; i < attachmentArray.size; i++) {
		selectedAttachment = attachmentArray[i];
		MimeBodyPart attachmentPart = new MimeBodyPart();
		attachmentPart.attachFile(selectedAttachment);
		content.addBodyPart(attachmentPart, i); //adds the body part at the index of the array.
	}
}

msg.setContent(content);
/*************************************************************************************/


/*******************************Send the message*******************************/
Transport transport = Session.getDefaultInstance(props).getTransport("smtp");
int port = -1; // use the default port
transport.connect(smtpHost, port, username, password);
transport.sendMessage(msg, msg.getAllRecipients());
transport.close();
return true
/******************************************************************************/