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/*
* Copyright 2016 - 2017 Anton Tananaev (anton@traccar.org)
* Copyright 2017 Andrey Kunitsyn (andrey@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.notification;
import java.io.StringWriter;
import java.nio.charset.StandardCharsets;
import java.util.Locale;
import org.apache.velocity.Template;
import org.apache.velocity.VelocityContext;
import org.apache.velocity.exception.ResourceNotFoundException;
import org.apache.velocity.tools.generic.DateTool;
import org.traccar.Context;
import org.traccar.helper.Log;
import org.traccar.model.Device;
import org.traccar.model.Event;
import org.traccar.model.Position;
import org.traccar.reports.ReportUtils;
public final class NotificationFormatter {
private NotificationFormatter() {
}
private static VelocityContext prepareContext(long userId, Event event, Position position) {
Device device = Context.getIdentityManager().getDeviceById(event.getDeviceId());
VelocityContext velocityContext = new VelocityContext();
velocityContext.put("device", device);
velocityContext.put("event", event);
if (position != null) {
velocityContext.put("position", position);
velocityContext.put("speedUnits", ReportUtils.getSpeedUnit(userId));
}
if (event.getGeofenceId() != 0) {
velocityContext.put("geofence", Context.getGeofenceManager().getGeofence(event.getGeofenceId()));
}
velocityContext.put("webUrl", Context.getVelocityEngine().getProperty("web.url"));
velocityContext.put("dateTool", new DateTool());
velocityContext.put("timezone", ReportUtils.getTimezone(userId));
velocityContext.put("locale", Locale.getDefault());
return velocityContext;
}
private static Template getTemplate(Event event, String path) {
Template template;
try {
template = Context.getVelocityEngine().getTemplate(path + event.getType() + ".vm",
StandardCharsets.UTF_8.name());
} catch (ResourceNotFoundException error) {
Log.warning(error);
template = Context.getVelocityEngine().getTemplate(path + "unknown.vm",
StandardCharsets.UTF_8.name());
}
return template;
}
public static MailMessage formatMailMessage(long userId, Event event, Position position) {
VelocityContext velocityContext = prepareContext(userId, event, position);
StringWriter writer = new StringWriter();
getTemplate(event, Context.getConfig().getString("mail.templatesPath", "mail") + "/")
.merge(velocityContext, writer);
return new MailMessage((String) velocityContext.get("subject"), writer.toString());
}
public static String formatSmsMessage(long userId, Event event, Position position) {
VelocityContext velocityContext = prepareContext(userId, event, position);
StringWriter writer = new StringWriter();
getTemplate(event, Context.getConfig().getString("sms.templatesPath", "sms") + "/")
.merge(velocityContext, writer);
return writer.toString();
}
}
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