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/*
* Copyright 2024 Anton Tananaev (anton@traccar.org)
*
* 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 org.traccar.schedule;
import jakarta.inject.Inject;
import jakarta.mail.MessagingException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.traccar.config.Config;
import org.traccar.config.Keys;
import org.traccar.mail.MailManager;
import org.traccar.model.Device;
import org.traccar.model.Disableable;
import org.traccar.model.Server;
import org.traccar.model.User;
import org.traccar.notification.TextTemplateFormatter;
import org.traccar.storage.Storage;
import org.traccar.storage.StorageException;
import org.traccar.storage.query.Columns;
import org.traccar.storage.query.Condition;
import org.traccar.storage.query.Request;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;
public class TaskExpirations implements ScheduleTask {
private static final Logger LOGGER = LoggerFactory.getLogger(TaskExpirations.class);
private static final long CHECK_PERIOD_HOURS = 1;
private final Config config;
private final Storage storage;
private final TextTemplateFormatter textTemplateFormatter;
private final MailManager mailManager;
@Inject
public TaskExpirations(
Config config, Storage storage, TextTemplateFormatter textTemplateFormatter, MailManager mailManager) {
this.config = config;
this.storage = storage;
this.textTemplateFormatter = textTemplateFormatter;
this.mailManager = mailManager;
}
@Override
public void schedule(ScheduledExecutorService executor) {
executor.scheduleAtFixedRate(this, CHECK_PERIOD_HOURS, CHECK_PERIOD_HOURS, TimeUnit.HOURS);
}
private boolean checkTimeTrigger(Disableable disableable, long currentTime, long offsetTime) {
if (disableable.getExpirationTime() != null) {
long previousTime = currentTime - TimeUnit.HOURS.toMillis(CHECK_PERIOD_HOURS);
long expirationTime = disableable.getExpirationTime().getTime() + offsetTime;
return previousTime < expirationTime && currentTime >= expirationTime;
}
return false;
}
private void sendUserExpiration(
Server server, User user, String template) throws MessagingException {
var velocityContext = textTemplateFormatter.prepareContext(server, user);
velocityContext.put("expiration", user.getExpirationTime());
var fullMessage = textTemplateFormatter.formatMessage(velocityContext, template, "full");
mailManager.sendMessage(user, true, fullMessage.getSubject(), fullMessage.getBody());
}
private void sendDeviceExpiration(
Server server, Device device, String template) throws MessagingException, StorageException {
var users = storage.getObjects(User.class, new Request(
new Columns.All(), new Condition.Permission(User.class, Device.class, device.getId())));
for (User user : users) {
var velocityContext = textTemplateFormatter.prepareContext(server, user);
velocityContext.put("expiration", device.getExpirationTime());
velocityContext.put("device", device);
var fullMessage = textTemplateFormatter.formatMessage(velocityContext, template, "full");
mailManager.sendMessage(user, true, fullMessage.getSubject(), fullMessage.getBody());
}
}
@Override
public void run() {
try {
long currentTime = System.currentTimeMillis();
Server server = storage.getObject(Server.class, new Request(new Columns.All()));
if (config.getBoolean(Keys.NOTIFICATION_EXPIRATION_USER)) {
long reminder = config.getLong(Keys.NOTIFICATION_EXPIRATION_USER_REMINDER);
var users = storage.getObjects(User.class, new Request(new Columns.All()));
for (User user : users) {
if (checkTimeTrigger(user, currentTime, 0)) {
sendUserExpiration(server, user, "userExpiration");
} else if (reminder > 0 && checkTimeTrigger(user, currentTime, -reminder)) {
sendUserExpiration(server, user, "userExpirationReminder");
}
}
}
if (config.getBoolean(Keys.NOTIFICATION_EXPIRATION_DEVICE)) {
long reminder = config.getLong(Keys.NOTIFICATION_EXPIRATION_USER_REMINDER);
var devices = storage.getObjects(Device.class, new Request(new Columns.All()));
for (Device device : devices) {
if (checkTimeTrigger(device, currentTime, 0)) {
sendDeviceExpiration(server, device, "deviceExpiration");
} else if (reminder > 0 && checkTimeTrigger(device, currentTime, -reminder)) {
sendDeviceExpiration(server, device, "deviceExpirationReminder");
}
}
}
} catch (StorageException | MessagingException e) {
LOGGER.warn("Failed to check expirations", e);
}
}
}
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