Implement Sabertek protocol

3 files changed, 216 insertions, 0 deletions

diff --git a/src/org/traccar/protocol/SabertekFrameDecoder.java b/src/org/traccar/protocol/SabertekFrameDecoder.java
new file mode 100644
index 000000000..bf7af81da
--- /dev/null
+++ b/src/org/traccar/protocol/SabertekFrameDecoder.java
@@ -0,0 +1,44 @@
+/*
+ * 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.buffer.ChannelBuffer;
+import org.jboss.netty.channel.Channel;
+import org.jboss.netty.channel.ChannelHandlerContext;
+import org.jboss.netty.handler.codec.frame.FrameDecoder;
+
+public class SabertekFrameDecoder extends FrameDecoder {
+
+    @Override
+    protected Object decode(
+            ChannelHandlerContext ctx, Channel channel, ChannelBuffer buf) throws Exception {
+
+        int beginIndex = buf.indexOf(buf.readerIndex(), buf.writerIndex(), (byte) 0x02);
+        if (beginIndex >= 0) {
+            int endIndex = buf.indexOf(buf.readerIndex(), buf.writerIndex(), (byte) 0x03);
+            if (beginIndex >= 0) {
+                buf.readerIndex(beginIndex + 1);
+                ChannelBuffer frame = buf.readBytes(endIndex - beginIndex - 1);
+                buf.readerIndex(endIndex + 1);
+                buf.skipBytes(2); // end line
+                return frame;
+            }
+        }
+
+        return null;
+    }
+
+}
diff --git a/src/org/traccar/protocol/SabertekProtocol.java b/src/org/traccar/protocol/SabertekProtocol.java
new file mode 100644
index 000000000..0be4da8c6
--- /dev/null
+++ b/src/org/traccar/protocol/SabertekProtocol.java
@@ -0,0 +1,44 @@
+/*
+ * 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.bootstrap.ServerBootstrap;
+import org.jboss.netty.channel.ChannelPipeline;
+import org.jboss.netty.handler.codec.string.StringDecoder;
+import org.traccar.BaseProtocol;
+import org.traccar.TrackerServer;
+
+import java.util.List;
+
+public class SabertekProtocol extends BaseProtocol {
+
+    public SabertekProtocol() {
+        super("sabertek");
+    }
+
+    @Override
+    public void initTrackerServers(List<TrackerServer> serverList) {
+        serverList.add(new TrackerServer(new ServerBootstrap(), getName()) {
+            @Override
+            protected void addSpecificHandlers(ChannelPipeline pipeline) {
+                pipeline.addLast("frameDecoder", new SabertekFrameDecoder());
+                pipeline.addLast("stringDecoder", new StringDecoder());
+                pipeline.addLast("objectDecoder", new SabertekProtocolDecoder(SabertekProtocol.this));
+            }
+        });
+    }
+
+}
diff --git a/src/org/traccar/protocol/SabertekProtocolDecoder.java b/src/org/traccar/protocol/SabertekProtocolDecoder.java
new file mode 100644
index 000000000..d1f88dc5e
--- /dev/null
+++ b/src/org/traccar/protocol/SabertekProtocolDecoder.java
@@ -0,0 +1,128 @@
+/*
+ * 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.traccar.BaseProtocolDecoder;
+import org.traccar.DeviceSession;
+import org.traccar.helper.BitUtil;
+import org.traccar.helper.Parser;
+import org.traccar.helper.PatternBuilder;
+import org.traccar.helper.UnitsConverter;
+import org.traccar.model.Position;
+
+import java.net.SocketAddress;
+import java.util.Date;
+import java.util.regex.Pattern;
+
+public class SabertekProtocolDecoder extends BaseProtocolDecoder {
+
+    public SabertekProtocolDecoder(SabertekProtocol protocol) {
+        super(protocol);
+    }
+
+    private static final Pattern PATTERN = new PatternBuilder()
+            .text(",")
+            .number("(d+),")                     // id
+            .number("d,")                        // type
+            .groupBegin()
+            .number("d+,")                       // imei
+            .number("d+,")                       // scid
+            .expression("[^,]*,")                // phone
+            .number("(dddd)(dd)(dd)")            // date (yyyymmdd)
+            .number("(dd)(dd)(dd),")             // time (hhmmss)
+            .groupEnd("?")
+            .number("(d+),")                     // battery
+            .number("(d+),")                     // rssi
+            .number("(d+),")                     // state
+            .number("(d+),")                     // events
+            .number("(d),")                      // valid
+            .number("(-?d+.d+),")                // latitude
+            .number("(-?d+.d+),")                // longitude
+            .number("(d+),")                     // speed
+            .number("(d+),")                     // course
+            .number("(d+),")                     // altitude
+            .number("(d+),")                     // satellites
+            .number("(d+),")                     // odometer
+            .compile();
+
+    @Override
+    protected Object decode(
+            Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+        Parser parser = new Parser(PATTERN, (String) msg);
+        if (!parser.matches()) {
+            return null;
+        }
+
+        DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, parser.next());
+        if (deviceSession == null) {
+            return null;
+        }
+
+        Position position = new Position(getProtocolName());
+        position.setDeviceId(deviceSession.getDeviceId());
+
+        if (parser.hasNext(6)) {
+            position.setTime(parser.nextDateTime());
+        } else {
+            position.setTime(new Date());
+        }
+
+        position.set(Position.KEY_BATTERY_LEVEL, parser.nextInt());
+        position.set(Position.KEY_RSSI, parser.nextInt());
+
+        int state = parser.nextInt();
+
+        position.set(Position.KEY_IGNITION, BitUtil.check(state, 0));
+        position.set(Position.KEY_CHARGE, BitUtil.check(state, 1));
+
+        if (BitUtil.check(state, 2)) {
+            position.set(Position.KEY_ALARM, Position.ALARM_JAMMING);
+        }
+        if (BitUtil.check(state, 3)) {
+            position.set(Position.KEY_ALARM, Position.ALARM_TAMPERING);
+        }
+
+        int events = parser.nextInt();
+
+        if (BitUtil.check(events, 0)) {
+            position.set(Position.KEY_ALARM, Position.ALARM_BRAKING);
+        }
+        if (BitUtil.check(events, 1)) {
+            position.set(Position.KEY_ALARM, Position.ALARM_OVERSPEED);
+        }
+        if (BitUtil.check(events, 2)) {
+            position.set(Position.KEY_ALARM, Position.ALARM_ACCIDENT);
+        }
+        if (BitUtil.check(events, 3)) {
+            position.set(Position.KEY_ALARM, Position.ALARM_CORNERING);
+        }
+
+        position.setValid(parser.nextInt() == 1);
+        position.setLatitude(parser.nextDouble());
+        position.setLongitude(parser.nextDouble());
+        position.setSpeed(UnitsConverter.knotsFromKph(parser.nextInt()));
+        position.setCourse(parser.nextInt());
+        position.setAltitude(parser.nextInt());
+
+        position.set(Position.KEY_SATELLITES, parser.nextInt());
+        position.set(Position.KEY_ODOMETER, parser.nextInt() * 1000L);
+
+        return position;
+    }
+
+}