/*
* Copyright 2013 gitblit.com.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.gitblit.manager;
import java.util.Collection;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;
import javax.mail.Message;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.gitblit.IStoredSettings;
import com.gitblit.Keys;
import com.gitblit.models.Mailing;
import com.gitblit.service.MailService;
/**
* The notification manager dispatches notifications. Currently, email is the
* only supported transport, however there is no reason why other transports
* could be supported (tweets, irc, sms, etc).
*
* @author James Moger
*
*/
public class NotificationManager implements INotificationManager {
private final Logger logger = LoggerFactory.getLogger(getClass());
private final ScheduledExecutorService scheduledExecutor = Executors.newScheduledThreadPool(1);
private final IStoredSettings settings;
private final MailService mailService;
public NotificationManager(IStoredSettings settings) {
this.settings = settings;
this.mailService = new MailService(settings);
}
@Override
public NotificationManager start() {
if (mailService.isReady()) {
int period = 2;
logger.info("Mail service will process the queue every {} minutes.", period);
scheduledExecutor.scheduleAtFixedRate(mailService, 1, period, TimeUnit.MINUTES);
} else {
logger.warn("Mail service disabled.");
}
return this;
}
@Override
public NotificationManager stop() {
scheduledExecutor.shutdownNow();
return this;
}
@Override
public boolean isSendingMail() {
return mailService.isReady();
}
/**
* Notify the administrators by email.
*
* @param subject
* @param message
*/
@Override
public void sendMailToAdministrators(String subject, String message) {
Mailing mail = Mailing.newPlain();
mail.subject = subject;
mail.content = message;
mail.setRecipients(settings.getStrings(Keys.mail.adminAddresses));
send(mail);
}
/**
* Notify users by email of something.
*
* @param subject
* @param message
* @param toAddresses
*/
@Override
public void sendMail(String subject, String message, Collection<String> toAddresses) {
Mailing mail = Mailing.newPlain();
mail.subject = subject;
mail.content = message;
mail.setRecipients(toAddresses);
send(mail);
}
/**
* Notify users by email of something.
*
* @param subject
* @param message
* @param toAddresses
*/
@Override
public void sendHtmlMail(String subject, String message, Collection<String> toAddresses) {
Mailing mail = Mailing.newHtml();
mail.subject = subject;
mail.content = message;
mail.setRecipients(toAddresses);
send(mail);
}
/**
* Notify users by email of something.
*
* @param mailing
*/
@Override
public void send(Mailing mailing) {
if (!mailing.hasRecipients()) {
logger.debug("Dropping message {} because there are no recipients", mailing.subject);
return;
}
Message msg = mailService.createMessage(mailing);
if (msg != null) {
mailService.queue(msg);
}
}
}