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authorAnton Tananaev <anton.tananaev@gmail.com>2015-01-08 16:24:59 +1300
committerAnton Tananaev <anton.tananaev@gmail.com>2015-01-08 16:24:59 +1300
commit85ee9ee4f04a61e8c9244f3446b9cdf38c318e41 (patch)
tree70271313c932ac10f90858f0e4e2653551327b4a /src
parent640effaf6080c95e1142daa26e864f4baafa460a (diff)
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Support Tramigo legacy protocol
Diffstat (limited to 'src')
-rw-r--r--src/org/traccar/ServerManager.java8
-rw-r--r--src/org/traccar/protocol/TramigoFrameDecoder.java52
-rw-r--r--src/org/traccar/protocol/TramigoProtocolDecoder.java85
3 files changed, 124 insertions, 21 deletions
diff --git a/src/org/traccar/ServerManager.java b/src/org/traccar/ServerManager.java
index f6504fd27..ca698f977 100644
--- a/src/org/traccar/ServerManager.java
+++ b/src/org/traccar/ServerManager.java
@@ -1290,13 +1290,15 @@ public class ServerManager {
private void initTramigoServer(final String protocol) throws SQLException {
if (isProtocolEnabled(properties, protocol)) {
- serverList.add(new TrackerServer(this, new ServerBootstrap(), protocol) {
+ TrackerServer server = new TrackerServer(this, new ServerBootstrap(), protocol) {
@Override
protected void addSpecificHandlers(ChannelPipeline pipeline) {
- pipeline.addLast("frameDecoder", new LengthFieldBasedFrameDecoder(1024, 6, 2, -8, 0));
+ pipeline.addLast("frameDecoder", new TramigoFrameDecoder());
pipeline.addLast("objectDecoder", new TramigoProtocolDecoder(dataManager, protocol, properties));
}
- });
+ };
+ server.setEndianness(ByteOrder.LITTLE_ENDIAN);
+ serverList.add(server);
}
}
diff --git a/src/org/traccar/protocol/TramigoFrameDecoder.java b/src/org/traccar/protocol/TramigoFrameDecoder.java
new file mode 100644
index 000000000..687c5ba04
--- /dev/null
+++ b/src/org/traccar/protocol/TramigoFrameDecoder.java
@@ -0,0 +1,52 @@
+/*
+ * Copyright 2015 Anton Tananaev (anton.tananaev@gmail.com)
+ *
+ * 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.buffer.ChannelBuffer;
+import org.jboss.netty.buffer.ChannelBuffers;
+import org.jboss.netty.channel.Channel;
+import org.jboss.netty.channel.ChannelHandlerContext;
+import org.jboss.netty.handler.codec.frame.FrameDecoder;
+import org.jboss.netty.handler.codec.frame.LengthFieldBasedFrameDecoder;
+
+public class TramigoFrameDecoder extends LengthFieldBasedFrameDecoder {
+
+ public TramigoFrameDecoder() {
+ super(1024, 6, 2, -8, 0);
+ }
+
+ @Override
+ protected Object decode(
+ ChannelHandlerContext ctx,
+ Channel channel,
+ ChannelBuffer buf) throws Exception {
+
+ if (buf.readableBytes() < 20) {
+ return null;
+ }
+
+ // Swap byte order for legacy protocol
+ if (buf.getUnsignedByte(buf.readerIndex()) == 0x80) {
+ int length = buf.readableBytes();
+ byte bytes[] = new byte[length];
+ buf.getBytes(buf.readerIndex(), bytes);
+ buf = ChannelBuffers.wrappedBuffer(bytes);
+ }
+
+ return decode(ctx, channel, buf);
+ }
+
+}
diff --git a/src/org/traccar/protocol/TramigoProtocolDecoder.java b/src/org/traccar/protocol/TramigoProtocolDecoder.java
index 9bc8a5ae8..70eec208e 100644
--- a/src/org/traccar/protocol/TramigoProtocolDecoder.java
+++ b/src/org/traccar/protocol/TramigoProtocolDecoder.java
@@ -1,5 +1,5 @@
/*
- * Copyright 2014 Anton Tananaev (anton.tananaev@gmail.com)
+ * Copyright 2014 - 2015 Anton Tananaev (anton.tananaev@gmail.com)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -16,6 +16,7 @@
package org.traccar.protocol;
import org.jboss.netty.buffer.ChannelBuffer;
+import org.jboss.netty.buffer.ChannelBuffers;
import org.jboss.netty.channel.Channel;
import org.jboss.netty.channel.ChannelHandlerContext;
import org.traccar.BaseProtocolDecoder;
@@ -24,8 +25,15 @@ import org.traccar.helper.Log;
import org.traccar.model.ExtendedInfoFormatter;
import org.traccar.model.Position;
+import java.nio.charset.Charset;
+import java.text.DateFormat;
+import java.text.SimpleDateFormat;
+import java.util.Calendar;
import java.util.Date;
+import java.util.Locale;
import java.util.Properties;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
public class TramigoProtocolDecoder extends BaseProtocolDecoder {
@@ -43,10 +51,7 @@ public class TramigoProtocolDecoder extends BaseProtocolDecoder {
ChannelBuffer buf = (ChannelBuffer) msg;
- if (buf.readUnsignedByte() != 1) {
- return null; // wrong protocol version
- }
-
+ int protocol = buf.readUnsignedByte();
buf.readUnsignedByte(); // version id
int index = buf.readUnsignedShort();
int type = buf.readUnsignedShort();
@@ -56,25 +61,27 @@ public class TramigoProtocolDecoder extends BaseProtocolDecoder {
long id = buf.readUnsignedInt();
buf.readUnsignedInt(); // time
- if (type == MSG_COMPACT || type == MSG_FULL) {
+ // Create new position
+ Position position = new Position();
+ ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter(getProtocol());
+ extendedInfo.set("index", index);
+ position.setValid(true);
+
+ // Get device id
+ try {
+ position.setDeviceId(getDataManager().getDeviceByImei(String.valueOf(id)).getId());
+ } catch(Exception error) {
+ Log.warning("Unknown device - " + id);
+ return null;
+ }
- // Create new position
- Position position = new Position();
- ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter(getProtocol());
- extendedInfo.set("index", index);
+ if (protocol == 0x01 && (type == MSG_COMPACT || type == MSG_FULL)) {
- // Get device id
- try {
- position.setDeviceId(getDataManager().getDeviceByImei(String.valueOf(id)).getId());
- } catch(Exception error) {
- Log.warning("Unknown device - " + id);
- return null;
- }
+ // TODO: send ack
buf.readUnsignedShort(); // report trigger
buf.readUnsignedShort(); // state flag
- position.setValid(true);
position.setLatitude(buf.readUnsignedInt() * 0.0000001);
position.setLongitude(buf.readUnsignedInt() * 0.0000001);
position.setAltitude(0.0);
@@ -99,6 +106,48 @@ public class TramigoProtocolDecoder extends BaseProtocolDecoder {
position.setExtendedInfo(extendedInfo.toString());
return position;
+
+ } else if (protocol == 0x80) {
+
+ if (channel != null) {
+ channel.write(ChannelBuffers.copiedBuffer("gprs,ack," + index, Charset.defaultCharset()));
+ }
+
+ String sentence = buf.toString(Charset.defaultCharset());
+
+ // Coordinates
+ Pattern pattern = Pattern.compile("(-?\\d+\\.\\d+), (-?\\d+\\.\\d+)");
+ Matcher matcher = pattern.matcher(sentence);
+ if (!matcher.find()) {
+ return null;
+ }
+ position.setLatitude(Double.valueOf(matcher.group(1)));
+ position.setLongitude(Double.valueOf(matcher.group(2)));
+ position.setAltitude(0.0);
+
+ // Speed and Course
+ pattern = Pattern.compile("([NSWE]{1,2}) with speed (\\d+) km/h");
+ matcher = pattern.matcher(sentence);
+ if (matcher.find()) {
+ position.setSpeed(Double.valueOf(matcher.group(2)) * 0.539957);
+ position.setCourse(0.0); // matcher.group(1) for course
+ } else {
+ position.setSpeed(0.0);
+ position.setCourse(0.0);
+ }
+
+ // Time
+ pattern = Pattern.compile("(\\d{1,2}:\\d{2} \\w{3} \\d{1,2})");
+ matcher = pattern.matcher(sentence);
+ if (!matcher.find()) {
+ return null;
+ }
+ DateFormat dateFormat = new SimpleDateFormat("HH:mm MMM d yyyy");
+ position.setTime(dateFormat.parse(matcher.group(1) + " " + Calendar.getInstance().get(Calendar.YEAR)));
+
+ position.setExtendedInfo(extendedInfo.toString());
+ return position;
+
}
return null;