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19
20 package org.apache.james.transport.mailets.listservcommands;
21
22 import org.apache.avalon.framework.configuration.Configuration;
23 import org.apache.avalon.framework.configuration.ConfigurationException;
24 import org.apache.james.transport.mailets.ICommandListservManager;
25 import org.apache.james.util.XMLResources;
26 import org.apache.james.services.UsersRepository;
27 import org.apache.mailet.Mail;
28 import org.apache.mailet.MailAddress;
29
30 import javax.mail.MessagingException;
31 import java.util.Properties;
32
33 /***
34 * UnSubscribeConfirm handles the unsubscribe-confirm command.
35 * It is configured by:
36 * <pre><command name="unsubscribe-confirm" class="UnSubscribeConfirm"/></pre>
37 *
38 * <br />
39 * <br />
40 *
41 * It uses the formatted text-based resources for its return mail body:
42 * <ul>
43 * <li>unsubscribe-confirm
44 * </ul>
45 *
46 * <br />
47 * <br />
48 * After formatting the text, the message is delivered with {@link #sendStandardReply}
49 *
50 * <br />
51 * <br />
52 * This command basically sends a goodbye message and removes the user from the mailing list.
53 *
54 * @version CVS $Revision: 494012 $ $Date: 2007-01-08 10:23:58 +0000 (Mon, 08 Jan 2007) $
55 * @since 2.2.0
56 * @see UnSubscribe
57 */
58 public class UnSubscribeConfirm extends BaseCommand {
59
60
61 protected XMLResources xmlResources;
62
63 public void init(ICommandListservManager commandListservManager, Configuration configuration) throws ConfigurationException {
64 super.init(commandListservManager, configuration);
65 xmlResources = initXMLResources(new String[]{"unsubscribeConfirm"})[0];
66 }
67
68 /***
69 * After ensuring that the user is currently subscribed, remove the user to the
70 * mailing list, and send a goodbye message.
71 *
72 * @param mail
73 * @throws MessagingException
74 */
75 public void onCommand(Mail mail) throws MessagingException {
76 if (checkSubscriptionStatus(mail)) {
77 getUsersRepository().removeUser(mail.getSender().toString());
78
79
80 Properties props = getStandardProperties();
81 props.put("SENDER_ADDR", mail.getSender().toString());
82
83 String confirmationMail = xmlResources.getString("text", props);
84 String subject = xmlResources.getString("goodbye.subscribe.address", props);
85
86 sendStandardReply(mail, subject, confirmationMail, null);
87 }
88 }
89
90 /***
91 * Checks to see that this user is already subscribed, if not return false and send a message
92 * @param mail
93 * @return false if the user isn't subscribed, true otherwise
94 * @throws MessagingException
95 */
96 protected boolean checkSubscriptionStatus(Mail mail) throws MessagingException {
97 MailAddress mailAddress = mail.getSender();
98 UsersRepository usersRepository = getUsersRepository();
99 if (!usersRepository.contains(mailAddress.toString())) {
100 getCommandListservManager().onError(mail,
101 "Invalid request",
102 xmlResources.getString("not.subscribed", getStandardProperties()));
103 return false;
104 }
105 return true;
106 }
107 }