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authorAnton Tananaev <anton.tananaev@gmail.com>2019-03-31 22:35:39 -0700
committerAnton Tananaev <anton.tananaev@gmail.com>2019-03-31 22:35:39 -0700
commit59416923dcb3a756eaf532cc4259f2f6625c0762 (patch)
tree9082dae6616deac8fda432b7bfd80e4a52b6d9dc /src/main/java/org/traccar/WebDataHandler.java
parent79a129dd6327d932133d6b9a50190d3f4927bff9 (diff)
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Convert project to gradle
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diff --git a/src/main/java/org/traccar/WebDataHandler.java b/src/main/java/org/traccar/WebDataHandler.java
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+/*
+ * Copyright 2015 - 2019 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;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import io.netty.channel.ChannelHandler;
+import org.traccar.config.Config;
+import org.traccar.config.Keys;
+import org.traccar.database.IdentityManager;
+import org.traccar.helper.Checksum;
+import org.traccar.model.Device;
+import org.traccar.model.Position;
+import org.traccar.model.Group;
+
+import javax.inject.Inject;
+import javax.ws.rs.client.Client;
+import javax.ws.rs.client.Entity;
+import javax.ws.rs.client.Invocation;
+import java.util.HashMap;
+import java.util.Map;
+import java.io.UnsupportedEncodingException;
+import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
+import java.util.Calendar;
+import java.util.Formatter;
+import java.util.Locale;
+import java.util.TimeZone;
+
+@ChannelHandler.Sharable
+public class WebDataHandler extends BaseDataHandler {
+
+ private static final String KEY_POSITION = "position";
+ private static final String KEY_DEVICE = "device";
+
+ private final IdentityManager identityManager;
+ private final ObjectMapper objectMapper;
+ private final Client client;
+
+ private final String url;
+ private final String header;
+ private final boolean json;
+
+ @Inject
+ public WebDataHandler(
+ Config config, IdentityManager identityManager, ObjectMapper objectMapper, Client client) {
+ this.identityManager = identityManager;
+ this.objectMapper = objectMapper;
+ this.client = client;
+ this.url = config.getString(Keys.FORWARD_URL);
+ this.header = config.getString(Keys.FORWARD_HEADER);
+ this.json = config.getBoolean(Keys.FORWARD_JSON);
+ }
+
+ private static String formatSentence(Position position) {
+
+ StringBuilder s = new StringBuilder("$GPRMC,");
+
+ try (Formatter f = new Formatter(s, Locale.ENGLISH)) {
+
+ Calendar calendar = Calendar.getInstance(TimeZone.getTimeZone("UTC"), Locale.ENGLISH);
+ calendar.setTimeInMillis(position.getFixTime().getTime());
+
+ f.format("%1$tH%1$tM%1$tS.%1$tL,A,", calendar);
+
+ double lat = position.getLatitude();
+ double lon = position.getLongitude();
+
+ f.format("%02d%07.4f,%c,", (int) Math.abs(lat), Math.abs(lat) % 1 * 60, lat < 0 ? 'S' : 'N');
+ f.format("%03d%07.4f,%c,", (int) Math.abs(lon), Math.abs(lon) % 1 * 60, lon < 0 ? 'W' : 'E');
+
+ f.format("%.2f,%.2f,", position.getSpeed(), position.getCourse());
+ f.format("%1$td%1$tm%1$ty,,", calendar);
+ }
+
+ s.append(Checksum.nmea(s.toString()));
+
+ return s.toString();
+ }
+
+ private String calculateStatus(Position position) {
+ if (position.getAttributes().containsKey(Position.KEY_ALARM)) {
+ return "0xF841"; // STATUS_PANIC_ON
+ } else if (position.getSpeed() < 1.0) {
+ return "0xF020"; // STATUS_LOCATION
+ } else {
+ return "0xF11C"; // STATUS_MOTION_MOVING
+ }
+ }
+
+ public String formatRequest(Position position) throws UnsupportedEncodingException, JsonProcessingException {
+
+ Device device = identityManager.getById(position.getDeviceId());
+
+ String request = url
+ .replace("{name}", URLEncoder.encode(device.getName(), StandardCharsets.UTF_8.name()))
+ .replace("{uniqueId}", device.getUniqueId())
+ .replace("{status}", device.getStatus())
+ .replace("{deviceId}", String.valueOf(position.getDeviceId()))
+ .replace("{protocol}", String.valueOf(position.getProtocol()))
+ .replace("{deviceTime}", String.valueOf(position.getDeviceTime().getTime()))
+ .replace("{fixTime}", String.valueOf(position.getFixTime().getTime()))
+ .replace("{valid}", String.valueOf(position.getValid()))
+ .replace("{latitude}", String.valueOf(position.getLatitude()))
+ .replace("{longitude}", String.valueOf(position.getLongitude()))
+ .replace("{altitude}", String.valueOf(position.getAltitude()))
+ .replace("{speed}", String.valueOf(position.getSpeed()))
+ .replace("{course}", String.valueOf(position.getCourse()))
+ .replace("{accuracy}", String.valueOf(position.getAccuracy()))
+ .replace("{statusCode}", calculateStatus(position));
+
+ if (position.getAddress() != null) {
+ request = request.replace(
+ "{address}", URLEncoder.encode(position.getAddress(), StandardCharsets.UTF_8.name()));
+ }
+
+ if (request.contains("{attributes}")) {
+ String attributes = objectMapper.writeValueAsString(position.getAttributes());
+ request = request.replace(
+ "{attributes}", URLEncoder.encode(attributes, StandardCharsets.UTF_8.name()));
+ }
+
+ if (request.contains("{gprmc}")) {
+ request = request.replace("{gprmc}", formatSentence(position));
+ }
+
+ if (request.contains("{group}")) {
+ String deviceGroupName = "";
+ if (device.getGroupId() != 0) {
+ Group group = Context.getGroupsManager().getById(device.getGroupId());
+ if (group != null) {
+ deviceGroupName = group.getName();
+ }
+ }
+
+ request = request.replace("{group}", URLEncoder.encode(deviceGroupName, StandardCharsets.UTF_8.name()));
+ }
+
+ return request;
+ }
+
+ @Override
+ protected Position handlePosition(Position position) {
+
+ String url;
+ if (json) {
+ url = this.url;
+ } else {
+ try {
+ url = formatRequest(position);
+ } catch (UnsupportedEncodingException | JsonProcessingException e) {
+ throw new RuntimeException("Forwarding formatting error", e);
+ }
+ }
+
+ Invocation.Builder requestBuilder = client.target(url).request();
+
+ if (header != null && !header.isEmpty()) {
+ for (String line: header.split("\\r?\\n")) {
+ String[] values = line.split(":", 2);
+ requestBuilder.header(values[0].trim(), values[1].trim());
+ }
+ }
+
+ if (json) {
+ requestBuilder.async().post(Entity.json(prepareJsonPayload(position)));
+ } else {
+ requestBuilder.async().get();
+ }
+
+ return position;
+ }
+
+ private Map<String, Object> prepareJsonPayload(Position position) {
+
+ Map<String, Object> data = new HashMap<>();
+ Device device = identityManager.getById(position.getDeviceId());
+
+ data.put(KEY_POSITION, position);
+
+ if (device != null) {
+ data.put(KEY_DEVICE, device);
+ }
+
+ return data;
+ }
+
+}