Implement Wireless Links protocol

Devices: STX/Piccolo Plus/ATX2S/TMX/Hybrid/ATX/ATX_II

5 files changed, 275 insertions, 0 deletions

diff --git a/src/main/java/org/traccar/protocol/WliFrameDecoder.java b/src/main/java/org/traccar/protocol/WliFrameDecoder.java
new file mode 100644
index 000000000..d918be1c3
--- /dev/null
+++ b/src/main/java/org/traccar/protocol/WliFrameDecoder.java
@@ -0,0 +1,60 @@
+/*
+ * Copyright 2020 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 io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
+import io.netty.channel.Channel;
+import io.netty.channel.ChannelHandlerContext;
+import org.traccar.BaseFrameDecoder;
+
+public class WliFrameDecoder extends BaseFrameDecoder {
+
+    @Override
+    protected Object decode(
+            ChannelHandlerContext ctx, Channel channel, ByteBuf buf) throws Exception {
+
+        if (buf.readableBytes() < 2) {
+            return null;
+        }
+
+        int index = buf.indexOf(buf.readerIndex() + 1, buf.writerIndex(), (byte) 0x03);
+        if (index != -1) {
+            ByteBuf result = Unpooled.buffer(index + 1 - buf.readerIndex());
+
+            while (buf.readerIndex() <= index) {
+                int b = buf.readUnsignedByte();
+                if (b == 0xDB) {
+                    int ext = buf.readUnsignedByte();
+                    if (ext == 0xD2) {
+                        result.writeByte(0x02);
+                    } else if (ext == 0xD3) {
+                        result.writeByte(0x03);
+                    } else if (ext == 0xDD) {
+                        result.writeByte(0xDB);
+                    }
+                } else {
+                    result.writeByte(b);
+                }
+            }
+
+            return result;
+        }
+
+        return null;
+    }
+
+}
diff --git a/src/main/java/org/traccar/protocol/WliProtocol.java b/src/main/java/org/traccar/protocol/WliProtocol.java
new file mode 100644
index 000000000..6573572d3
--- /dev/null
+++ b/src/main/java/org/traccar/protocol/WliProtocol.java
@@ -0,0 +1,34 @@
+/*
+ * Copyright 2020 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.traccar.BaseProtocol;
+import org.traccar.PipelineBuilder;
+import org.traccar.TrackerServer;
+
+public class WliProtocol extends BaseProtocol {
+
+    public WliProtocol() {
+        addServer(new TrackerServer(false, getName()) {
+            @Override
+            protected void addProtocolHandlers(PipelineBuilder pipeline) {
+                pipeline.addLast(new WliFrameDecoder());
+                pipeline.addLast(new Gt02ProtocolDecoder(WliProtocol.this));
+            }
+        });
+    }
+
+}
diff --git a/src/main/java/org/traccar/protocol/WliProtocolDecoder.java b/src/main/java/org/traccar/protocol/WliProtocolDecoder.java
new file mode 100644
index 000000000..fb3d076c1
--- /dev/null
+++ b/src/main/java/org/traccar/protocol/WliProtocolDecoder.java
@@ -0,0 +1,134 @@
+/*
+ * Copyright 2020 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 io.netty.buffer.ByteBuf;
+import io.netty.channel.Channel;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.DeviceSession;
+import org.traccar.Protocol;
+import org.traccar.helper.DateBuilder;
+import org.traccar.helper.UnitsConverter;
+import org.traccar.model.Position;
+
+import java.net.SocketAddress;
+import java.nio.charset.StandardCharsets;
+import java.util.Date;
+
+public class WliProtocolDecoder extends BaseProtocolDecoder {
+
+    public WliProtocolDecoder(Protocol protocol) {
+        super(protocol);
+    }
+
+    @Override
+    protected Object decode(
+            Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+        ByteBuf buf = (ByteBuf) msg;
+
+        buf.readUnsignedByte(); // header
+        int type = buf.readUnsignedByte();
+
+        if (type == '1') {
+
+            DeviceSession deviceSession = getDeviceSession(channel, remoteAddress);
+            if (deviceSession == null) {
+                return null;
+            }
+
+            Position position = new Position(getProtocolName());
+            position.setDeviceId(deviceSession.getDeviceId());
+
+            position.set(Position.KEY_INDEX, buf.readUnsignedShort());
+
+            buf.readUnsignedShort(); // length
+            buf.readUnsignedShort(); // checksum
+            buf.readUnsignedByte(); // application message type
+            buf.readUnsignedByte(); // delimiter
+
+            while (buf.readableBytes() > 1) {
+
+                int fieldNumber = buf.readUnsignedByte();
+
+                buf.readUnsignedByte(); // delimiter
+
+                if (buf.getUnsignedByte(buf.readerIndex()) == 0xFF) {
+
+                    buf.readUnsignedByte(); // binary type indication
+                    int endIndex = buf.readUnsignedShort() + buf.readerIndex();
+
+                    if (fieldNumber == 52) {
+                        position.setValid(true);
+                        buf.readUnsignedByte(); // reason
+                        buf.readUnsignedByte(); // century
+                        DateBuilder dateBuilder = new DateBuilder()
+                                .setDate(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedByte())
+                                .setTime(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedByte());
+                        position.setFixTime(dateBuilder.getDate());
+                        position.setLatitude(buf.readInt() / 600000.0);
+                        position.setLongitude(buf.readInt() / 600000.0);
+                        position.setSpeed(buf.readUnsignedShort());
+                        position.setCourse(buf.readUnsignedShort() * 0.1);
+                        position.set(Position.KEY_ODOMETER, UnitsConverter.metersFromFeet(buf.readUnsignedInt()));
+                        position.setAltitude(buf.readInt() * 0.1);
+                    }
+
+                    buf.readerIndex(endIndex);
+
+                } else {
+
+                    int endIndex = buf.indexOf(buf.readerIndex(), buf.writerIndex(), (byte) 0);
+                    String value = buf.readCharSequence(
+                            endIndex - buf.readerIndex(), StandardCharsets.US_ASCII).toString();
+
+                    switch (fieldNumber) {
+                        case 246:
+                            String[] values = value.split(",");
+                            position.set(Position.KEY_POWER, Integer.parseInt(values[2]) * 0.01);
+                            position.set(Position.KEY_BATTERY, Integer.parseInt(values[3]) * 0.01);
+                            break;
+                        case 255:
+                            position.setDeviceTime(new Date(Long.parseLong(value) * 1000));
+                            break;
+                        default:
+                            break;
+                    }
+
+                }
+
+                buf.readUnsignedByte(); // delimiter
+
+            }
+
+            if (!position.getValid()) {
+                getLastLocation(position, position.getDeviceTime());
+            }
+
+            return position;
+
+        } else if (type == '2') {
+
+            String id = buf.toString(buf.readerIndex(), buf.readableBytes() - 1, StandardCharsets.US_ASCII);
+            getDeviceSession(channel, remoteAddress, id);
+            return null;
+
+        }
+
+        return null;
+    }
+
+}
diff --git a/src/test/java/org/traccar/protocol/WliFrameDecoderTest.java b/src/test/java/org/traccar/protocol/WliFrameDecoderTest.java
new file mode 100644
index 000000000..48380738e
--- /dev/null
+++ b/src/test/java/org/traccar/protocol/WliFrameDecoderTest.java
@@ -0,0 +1,23 @@
+package org.traccar.protocol;
+
+import org.junit.Test;
+import org.traccar.ProtocolTest;
+
+public class WliFrameDecoderTest extends ProtocolTest {
+
+    @Test
+    public void testDecode() throws Exception {
+
+        WliFrameDecoder decoder = new WliFrameDecoder();
+
+        verifyFrame(
+                binary("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"),
+                decoder.decode(null, null, binary("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")));
+
+        verifyFrame(
+                binary("0231001f008931c7fe00010032353200030030352f32362f323000040031373a32353a34300007004d322e31313954204d617220323020323031340008003000090031303800f600332c382c313338372c33363200f70038313634383200f800302c313134372c302c322c302c3000f9003300fa00383900fb0032353400fc0031383400ff00313539303531333934300003"),
+                decoder.decode(null, null, binary("0231001f008931c7fe00010032353200dbd30030352f32362f323000040031373a32353a34300007004d322e31313954204d617220323020323031340008003000090031303800f600332c382c313338372c33363200f70038313634383200f800302c313134372c302c322c302c3000f9003300fa00383900fb0032353400fc0031383400ff00313539303531333934300003")));
+
+    }
+
+}
diff --git a/src/test/java/org/traccar/protocol/WliProtocolDecoderTest.java b/src/test/java/org/traccar/protocol/WliProtocolDecoderTest.java
new file mode 100644
index 000000000..642201222
--- /dev/null
+++ b/src/test/java/org/traccar/protocol/WliProtocolDecoderTest.java
@@ -0,0 +1,24 @@
+package org.traccar.protocol;
+
+import org.junit.Test;
+import org.traccar.ProtocolTest;
+
+public class WliProtocolDecoderTest extends ProtocolTest {
+
+    @Test
+    public void testDecode() throws Exception {
+
+        WliProtocolDecoder decoder = new WliProtocolDecoder(null);
+
+        verifyNull(decoder, binary(
+                "0232776c693a30343930333332303332343103"));
+
+        verifyPosition(decoder, binary(
+                "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"));
+
+        verifyAttributes(decoder, binary(
+                "0231001f008931c7fe00010032353200030030352f32362f323000040031373a32353a34300007004d322e31313954204d617220323020323031340008003000090031303800f600332c382c313338372c33363200f70038313634383200f800302c313134372c302c322c302c3000f9003300fa00383900fb0032353400fc0031383400ff00313539303531333934300003"));
+
+    }
+
+}