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authorChristoph Krey <c@ckrey.de>2018-04-16 10:45:11 +0200
committerGitHub <noreply@github.com>2018-04-16 10:45:11 +0200
commit3a602dd133b533cc69d5986d64a00fb3ed670f75 (patch)
tree97ff753db310a49ae7e53240b1db07fb8475679e /src/org/traccar/protocol/OpenGtsProtocolDecoder.java
parent232de5f0daef98f31b28d177d991fdbfa191f195 (diff)
parent6d4b8df25c7e942b9ad594db9444fe15bcb16be9 (diff)
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Merge pull request #4 from traccar/master
upgrade to current master
Diffstat (limited to 'src/org/traccar/protocol/OpenGtsProtocolDecoder.java')
-rw-r--r--src/org/traccar/protocol/OpenGtsProtocolDecoder.java115
1 files changed, 115 insertions, 0 deletions
diff --git a/src/org/traccar/protocol/OpenGtsProtocolDecoder.java b/src/org/traccar/protocol/OpenGtsProtocolDecoder.java
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+/*
+ * Copyright 2018 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.HttpRequest;
+import org.jboss.netty.handler.codec.http.HttpResponseStatus;
+import org.jboss.netty.handler.codec.http.QueryStringDecoder;
+import org.traccar.BaseHttpProtocolDecoder;
+import org.traccar.DeviceSession;
+import org.traccar.helper.DateBuilder;
+import org.traccar.helper.Parser;
+import org.traccar.helper.PatternBuilder;
+import org.traccar.model.Position;
+
+import java.net.SocketAddress;
+import java.util.List;
+import java.util.Map;
+import java.util.regex.Pattern;
+
+public class OpenGtsProtocolDecoder extends BaseHttpProtocolDecoder {
+
+ private static final Pattern PATTERN = new PatternBuilder()
+ .text("$GPRMC,")
+ .number("(dd)(dd)(dd),") // time (hhmmss)
+ .expression("([AV]),") // validity
+ .number("(d+)(dd.d+),") // latitude
+ .expression("([NS]),")
+ .number("(d+)(dd.d+),") // longitude
+ .expression("([EW]),")
+ .number("(d+.d+),") // speed
+ .number("(d+.d+),") // course
+ .number("(dd)(dd)(dd),") // date (ddmmyy)
+ .any()
+ .compile();
+
+ public OpenGtsProtocolDecoder(OpenGtsProtocol protocol) {
+ super(protocol);
+ }
+
+ @Override
+ protected Object decode(
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+ HttpRequest request = (HttpRequest) msg;
+ QueryStringDecoder decoder = new QueryStringDecoder(request.getUri());
+ Map<String, List<String>> params = decoder.getParameters();
+
+ Position position = new Position();
+ position.setProtocol(getProtocolName());
+
+ for (Map.Entry<String, List<String>> entry : params.entrySet()) {
+ String value = entry.getValue().get(0);
+ switch (entry.getKey()) {
+ case "id":
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, value);
+ if (deviceSession == null) {
+ sendResponse(channel, HttpResponseStatus.BAD_REQUEST);
+ return null;
+ }
+ position.setDeviceId(deviceSession.getDeviceId());
+ break;
+ case "gprmc":
+ Parser parser = new Parser(PATTERN, value);
+ if (!parser.matches()) {
+ sendResponse(channel, HttpResponseStatus.BAD_REQUEST);
+ return null;
+ }
+
+ DateBuilder dateBuilder = new DateBuilder()
+ .setTime(parser.nextInt(0), parser.nextInt(0), parser.nextInt(0));
+
+ position.setValid(parser.next().equals("A"));
+ position.setLatitude(parser.nextCoordinate());
+ position.setLongitude(parser.nextCoordinate());
+ position.setSpeed(parser.nextDouble(0));
+ position.setCourse(parser.nextDouble(0));
+
+ dateBuilder.setDateReverse(parser.nextInt(0), parser.nextInt(0), parser.nextInt(0));
+ position.setTime(dateBuilder.getDate());
+ break;
+ case "alt":
+ position.setAltitude(Double.parseDouble(value));
+ break;
+ case "batt":
+ position.set(Position.KEY_BATTERY_LEVEL, Double.parseDouble(value));
+ break;
+ default:
+ break;
+ }
+ }
+
+ if (position.getDeviceId() != 0) {
+ sendResponse(channel, HttpResponseStatus.OK);
+ return position;
+ } else {
+ sendResponse(channel, HttpResponseStatus.BAD_REQUEST);
+ return null;
+ }
+ }
+
+}