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author | Christoph Krey <c@ckrey.de> | 2018-04-16 10:45:11 +0200 |
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committer | GitHub <noreply@github.com> | 2018-04-16 10:45:11 +0200 |
commit | 3a602dd133b533cc69d5986d64a00fb3ed670f75 (patch) | |
tree | 97ff753db310a49ae7e53240b1db07fb8475679e /src/org/traccar/protocol/OpenGtsProtocolDecoder.java | |
parent | 232de5f0daef98f31b28d177d991fdbfa191f195 (diff) | |
parent | 6d4b8df25c7e942b9ad594db9444fe15bcb16be9 (diff) | |
download | traccar-server-3a602dd133b533cc69d5986d64a00fb3ed670f75.tar.gz traccar-server-3a602dd133b533cc69d5986d64a00fb3ed670f75.tar.bz2 traccar-server-3a602dd133b533cc69d5986d64a00fb3ed670f75.zip |
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.java | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/src/org/traccar/protocol/OpenGtsProtocolDecoder.java b/src/org/traccar/protocol/OpenGtsProtocolDecoder.java new file mode 100644 index 000000000..ba8f434d8 --- /dev/null +++ b/src/org/traccar/protocol/OpenGtsProtocolDecoder.java @@ -0,0 +1,115 @@ +/* + * 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; + } + } + +} |