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