/* * Copyright 2016 Anton Tananaev (anton@traccar.org) * Copyright 2016 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.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 org.jxls.util.JxlsHelper; import org.traccar.Context; import org.traccar.model.Position; import org.traccar.reports.model.SummaryReport; public final class Summary { private Summary() { } private static SummaryReport calculateSummaryResult(long deviceId, Date from, Date to) throws SQLException { SummaryReport result = new SummaryReport(); result.setDeviceId(deviceId); result.setDeviceName(Context.getIdentityManager().getById(deviceId).getName()); Collection<Position> positions = Context.getDataManager().getPositions(deviceId, from, to); if (positions != null && !positions.isEmpty()) { Position firstPosition = null; Position previousPosition = null; double speedSum = 0; for (Position position : positions) { if (firstPosition == null) { firstPosition = position; } if (previousPosition != null && position.getBoolean(Position.KEY_IGNITION) && previousPosition.getBoolean(Position.KEY_IGNITION)) { result.addEngineHours(position.getFixTime().getTime() - previousPosition.getFixTime().getTime()); } previousPosition = position; speedSum += position.getSpeed(); result.setMaxSpeed(position.getSpeed()); } boolean ignoreOdometer = Context.getDeviceManager() .lookupAttributeBoolean(deviceId, "report.ignoreOdometer", false, true); result.setDistance(ReportUtils.calculateDistance(firstPosition, previousPosition, !ignoreOdometer)); result.setAverageSpeed(speedSum / positions.size()); result.setSpentFuel(ReportUtils.calculateFuel(firstPosition, previousPosition)); } return result; } public static Collection<SummaryReport> getObjects(long userId, Collection<Long> deviceIds, Collection<Long> groupIds, Date from, Date to) throws SQLException { ReportUtils.checkPeriodLimit(from, to); ArrayList<SummaryReport> result = new ArrayList<>(); for (long deviceId: ReportUtils.getDeviceList(deviceIds, groupIds)) { Context.getPermissionsManager().checkDevice(userId, deviceId); result.add(calculateSummaryResult(deviceId, from, to)); } return result; } public static void getExcel(OutputStream outputStream, long userId, Collection<Long> deviceIds, Collection<Long> groupIds, Date from, Date to) throws SQLException, IOException { ReportUtils.checkPeriodLimit(from, to); Collection<SummaryReport> summaries = getObjects(userId, deviceIds, groupIds, from, to); String templatePath = Context.getConfig().getString("report.templatesPath", "templates/export/"); try (InputStream inputStream = new FileInputStream(templatePath + "/summary.xlsx")) { org.jxls.common.Context jxlsContext = ReportUtils.initializeContext(userId); jxlsContext.putVar("summaries", summaries); jxlsContext.putVar("from", from); jxlsContext.putVar("to", to); JxlsHelper.getInstance().setUseFastFormulaProcessor(false) .processTemplate(inputStream, outputStream, jxlsContext); } } }