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/*
* Copyright 2016 Anton Tananaev (anton.tananaev@gmail.com)
* Copyright 2016 Andrey Kunitsyn (abyss@fox5.ru)
*
* 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.reports;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Date;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import javax.json.Json;
import javax.json.JsonArrayBuilder;
import org.jxls.area.Area;
import org.jxls.builder.xls.XlsCommentAreaBuilder;
import org.jxls.common.CellRef;
import org.jxls.formula.StandardFormulaProcessor;
import org.jxls.transform.Transformer;
import org.jxls.transform.poi.PoiTransformer;
import org.jxls.util.TransformerFactory;
import org.traccar.Context;
import org.traccar.model.Device;
import org.traccar.model.Event;
import org.traccar.model.Geofence;
import org.traccar.model.Group;
import org.traccar.reports.model.DeviceReport;
import org.traccar.web.JsonConverter;
public final class Events {
private Events() {
}
public static String getJson(long userId, Collection<Long> deviceIds, Collection<Long> groupIds,
Collection<String> types, Date from, Date to) throws SQLException {
JsonArrayBuilder json = Json.createArrayBuilder();
for (long deviceId: ReportUtils.getDeviceList(deviceIds, groupIds)) {
Context.getPermissionsManager().checkDevice(userId, deviceId);
Collection<Event> events = Context.getDataManager().getEvents(deviceId, from, to);
boolean all = types.isEmpty() || types.contains(Event.ALL_EVENTS);
for (Event event : events) {
if (all || types.contains(event.getType())) {
long geofenceId = event.getGeofenceId();
if (geofenceId == 0 || Context.getGeofenceManager().checkGeofence(userId, geofenceId)) {
json.add(JsonConverter.objectToJson(event));
}
}
}
}
return json.build().toString();
}
public static void getExcel(OutputStream outputStream,
long userId, Collection<Long> deviceIds, Collection<Long> groupIds,
Collection<String> types, Date from, Date to) throws SQLException, IOException {
ArrayList<DeviceReport> devicesEvents = new ArrayList<>();
ArrayList<String> sheetNames = new ArrayList<>();
HashMap<Long, String> geofenceNames = new HashMap<>();
for (long deviceId: ReportUtils.getDeviceList(deviceIds, groupIds)) {
Context.getPermissionsManager().checkDevice(userId, deviceId);
Collection<Event> events = Context.getDataManager().getEvents(deviceId, from, to);
boolean all = types.isEmpty() || types.contains(Event.ALL_EVENTS);
for (Iterator<Event> iterator = events.iterator(); iterator.hasNext();) {
Event event = iterator.next();
if (all || types.contains(event.getType())) {
long geofenceId = event.getGeofenceId();
if (geofenceId != 0) {
if (Context.getGeofenceManager().checkGeofence(userId, geofenceId)) {
Geofence geofence = Context.getGeofenceManager().getGeofence(geofenceId);
if (geofence != null) {
geofenceNames.put(geofenceId, geofence.getName());
}
} else {
iterator.remove();
}
}
} else {
iterator.remove();
}
}
if (!events.isEmpty()) {
DeviceReport deviceEvents = new DeviceReport();
Device device = Context.getIdentityManager().getDeviceById(deviceId);
deviceEvents.setDeviceName(device.getName());
sheetNames.add(deviceEvents.getDeviceName());
if (device.getGroupId() != 0) {
Group group = Context.getDeviceManager().getGroupById(device.getGroupId());
if (group != null) {
deviceEvents.setGroupName(group.getName());
}
}
deviceEvents.setObjects(events);
devicesEvents.add(deviceEvents);
}
}
String templatePath = Context.getConfig().getString("report.templatesPath",
"templates/export/");
try (InputStream inputStream = new FileInputStream(templatePath + "/events.xlsx")) {
org.jxls.common.Context jxlsContext = PoiTransformer.createInitialContext();
jxlsContext.putVar("devices", devicesEvents);
jxlsContext.putVar("sheetNames", sheetNames);
jxlsContext.putVar("geofenceNames", geofenceNames);
jxlsContext.putVar("from", from);
jxlsContext.putVar("to", to);
jxlsContext.putVar("bracketsRegex", "[\\{\\}\"]");
Transformer transformer = TransformerFactory.createTransformer(inputStream, outputStream);
List<Area> xlsAreas = new XlsCommentAreaBuilder(transformer).build();
for (Area xlsArea : xlsAreas) {
xlsArea.applyAt(new CellRef(xlsArea.getStartCellRef().getCellName()), jxlsContext);
xlsArea.setFormulaProcessor(new StandardFormulaProcessor());
xlsArea.processFormulas();
}
transformer.deleteSheet(xlsAreas.get(0).getStartCellRef().getSheetName());
transformer.write();
}
}
}
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