src/main/java/net/pterodactylus/reactor/actions/EmailAction.java

   1 /*
   2  * Reactor - EmailAction.java - Copyright © 2013 David Roden
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 package net.pterodactylus.reactor.actions;
  19
  20 import java.util.Properties;
  21
  22 import javax.mail.Message.RecipientType;
  23 import javax.mail.MessagingException;
  24 import javax.mail.Session;
  25 import javax.mail.Transport;
  26 import javax.mail.internet.InternetAddress;
  27 import javax.mail.internet.MimeBodyPart;
  28 import javax.mail.internet.MimeMessage;
  29 import javax.mail.internet.MimeMultipart;
  30
  31 import net.pterodactylus.reactor.Action;
  32
  33 /**
  34  * {@link Action} implementation that sends an email containing the triggering
  35  * object to an email address.
  36  *
  37  * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
  38  */
  39 public class EmailAction implements Action {
  40
  41         /** The name of the SMTP host. */
  42         private final String hostname;
  43
  44         /** The email address of the sender. */
  45         private final String sender;
  46
  47         /** The email address of the recipient. */
  48         private final String recipient;
  49
  50         /**
  51          * Creates a new email action.
  52          *
  53          * @param hostname
  54          *            The hostname of the SMTP server
  55          * @param sender
  56          *            The email address of the sender
  57          * @param recipient
  58          *            The email address of the recipient
  59          */
  60         public EmailAction(String hostname, String sender, String recipient) {
  61                 this.hostname = hostname;
  62                 this.sender = sender;
  63                 this.recipient = recipient;
  64         }
  65
  66         //
  67         // ACTION METHODS
  68         //
  69
  70         /**
  71          * {@inheritDoc}
  72          */
  73         @Override
  74         public void execute(Object trigger) {
  75                 Properties properties = System.getProperties();
  76                 properties.put("mail.smtp.host", hostname);
  77                 Session session = Session.getInstance(properties);
  78                 MimeMessage message = new MimeMessage(session);
  79                 try {
  80                         /* create message. */
  81                         message.setFrom(new InternetAddress(sender));
  82                         message.setRecipient(RecipientType.TO, new InternetAddress(recipient));
  83                         message.setSubject(output.summary());
  84
  85                         /* create text and html parts. */
  86                         MimeMultipart multipart = new MimeMultipart();
  87                         multipart.setSubType("alternative");
  88                         MimeBodyPart textPart = new MimeBodyPart();
  89                         textPart.setContent(output.text("text/plain", -1), "text/plain;charset=utf-8");
  90                         MimeBodyPart htmlPart = new MimeBodyPart();
  91                         htmlPart.setContent(output.text("text/html", -1), "text/html;charset=utf-8");
  92                         multipart.addBodyPart(textPart);
  93                         multipart.addBodyPart(htmlPart);
  94                         message.setContent(multipart);
  95
  96                         Transport.send(message);
  97                 } catch (MessagingException me1) {
  98                         /* swallow. */
  99                 }
 100         }
 101
 102 }