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authorAnton Tananaev <anton.tananaev@gmail.com>2017-10-25 20:42:00 +1300
committerGitHub <noreply@github.com>2017-10-25 20:42:00 +1300
commit7c8ef7696273efeb09d7bb81c4870de5602d386c (patch)
tree846fd3d888cfd11db86e5f7e58bf6aa4f37375fe /src/org/traccar/protocol/FlespiProtocolDecoder.java
parentc72e261e92166c0f775ad2378637ee778e65564b (diff)
parent8e14763c45f2a10ac198d311e770282387cd9070 (diff)
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Merge pull request #3582 from nadezhdamosunova/master
Initial flespi integtation
Diffstat (limited to 'src/org/traccar/protocol/FlespiProtocolDecoder.java')
-rw-r--r--src/org/traccar/protocol/FlespiProtocolDecoder.java116
1 files changed, 116 insertions, 0 deletions
diff --git a/src/org/traccar/protocol/FlespiProtocolDecoder.java b/src/org/traccar/protocol/FlespiProtocolDecoder.java
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+/*
+ * Copyright 2017 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.protocol;
+
+import org.jboss.netty.channel.Channel;
+import org.jboss.netty.handler.codec.http.DefaultHttpResponse;
+import org.jboss.netty.handler.codec.http.HttpRequest;
+import org.jboss.netty.handler.codec.http.HttpResponse;
+import org.jboss.netty.handler.codec.http.HttpResponseStatus;
+import org.jboss.netty.handler.codec.http.HttpVersion;
+import org.jboss.netty.handler.codec.http.HttpHeaders;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.DeviceSession;
+import org.traccar.model.Position;
+
+import javax.json.Json;
+import javax.json.JsonArray;
+import javax.json.JsonNumber;
+import javax.json.JsonObject;
+import javax.json.JsonString;
+import java.io.StringReader;
+import java.net.SocketAddress;
+import java.nio.charset.StandardCharsets;
+import java.util.List;
+import java.util.LinkedList;
+import java.util.Date;
+
+public class FlespiProtocolDecoder extends BaseProtocolDecoder {
+
+ public FlespiProtocolDecoder(FlespiProtocol protocol) {
+ super(protocol);
+ }
+
+ @Override
+ protected Object decode(
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+ HttpRequest request = (HttpRequest) msg;
+ JsonArray result = Json.createReader(new StringReader(request.getContent().toString(StandardCharsets.UTF_8)))
+ .readArray();
+ List<Position> positions = new LinkedList<>();
+ for (int i = 0; i < result.size(); i++) {
+ JsonObject message = result.getJsonObject(i);
+ JsonString ident = message.getJsonString("ident");
+ if (ident == null) {
+ continue;
+ }
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, ident.getString());
+ if (deviceSession == null) {
+ continue;
+ }
+ Position position = new Position();
+ position.setDeviceId(deviceSession.getDeviceId());
+ decodePosition(message, position);
+ positions.add(position);
+ }
+
+ sendResponse(channel, HttpResponseStatus.OK);
+ return positions;
+ }
+
+ private void sendResponse(Channel channel, HttpResponseStatus status) {
+ if (channel != null) {
+ HttpResponse response = new DefaultHttpResponse(HttpVersion.HTTP_1_1, status);
+ response.headers().add(HttpHeaders.Names.CONTENT_LENGTH, 0);
+ channel.write(response);
+ }
+ }
+
+ private void decodePosition(JsonObject object, Position position) {
+ position.setProtocol(getProtocolName());
+
+ Date deviceTime = new Date((long) object.getJsonNumber("timestamp").doubleValue() * 1000);
+ position.setTime(deviceTime);
+ JsonNumber lat = object.getJsonNumber("position.latitude");
+ JsonNumber lon = object.getJsonNumber("position.longitude");
+ if (lat != null && lon != null) {
+ position.setLatitude(lat.doubleValue());
+ position.setLongitude(lon.doubleValue());
+ } else {
+ getLastLocation(position, deviceTime);
+ }
+ JsonNumber speed = object.getJsonNumber("position.speed");
+ if (speed != null) {
+ position.setSpeed(speed.doubleValue());
+ }
+ JsonNumber course = object.getJsonNumber("position.direction");
+ if (course != null) {
+ position.setCourse(course.doubleValue());
+ }
+ JsonNumber altitude = object.getJsonNumber("position.altitude");
+ if (altitude != null) {
+ position.setAltitude(altitude.doubleValue());
+ }
+
+ position.setValid(object.getBoolean("position.valid", true));
+ position.set(Position.KEY_SATELLITES, object.getInt("position.satellites", 0));
+
+ if (object.getBoolean("alarm.event.trigger", false)) {
+ position.set(Position.KEY_ALARM, Position.ALARM_GENERAL);
+ }
+ }
+}