Implement Pricol communication protocol

1 files changed, 91 insertions, 0 deletions

diff --git a/src/org/traccar/protocol/PricolProtocolDecoder.java b/src/org/traccar/protocol/PricolProtocolDecoder.java
new file mode 100644
index 000000000..8a84109ca
--- /dev/null
+++ b/src/org/traccar/protocol/PricolProtocolDecoder.java
@@ -0,0 +1,91 @@
+/*
+ * Copyright 2017 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.traccar.BaseProtocolDecoder;
+import org.traccar.DeviceSession;
+import org.traccar.helper.DateBuilder;
+import org.traccar.helper.UnitsConverter;
+import org.traccar.model.Position;
+
+import java.net.SocketAddress;
+import java.nio.charset.StandardCharsets;
+
+public class PricolProtocolDecoder extends BaseProtocolDecoder {
+
+    public PricolProtocolDecoder(PricolProtocol protocol) {
+        super(protocol);
+    }
+
+    @Override
+    protected Object decode(
+            Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+        ChannelBuffer buf = (ChannelBuffer) msg;
+
+        buf.readUnsignedByte(); // header
+
+        DeviceSession deviceSession = getDeviceSession(
+                channel, remoteAddress, buf.readBytes(7).toString(StandardCharsets.US_ASCII));
+        if (deviceSession == null) {
+            return null;
+        }
+
+        Position position = new Position();
+        position.setProtocol(getProtocolName());
+        position.setDeviceId(deviceSession.getDeviceId());
+
+        buf.readUnsignedByte(); // event type
+        buf.readUnsignedByte(); // packet version
+        buf.readUnsignedByte(); // device status
+        buf.readUnsignedByte(); // gsm status
+        buf.readUnsignedByte(); // gps status
+
+        position.setTime(new DateBuilder()
+                .setDateReverse(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedByte())
+                .setTime(buf.readUnsignedByte(), buf.readUnsignedByte(), buf.readUnsignedByte()).getDate());
+
+        position.setValid(true);
+
+        double lat = buf.getUnsignedShort(buf.readerIndex()) / 100;
+        lat += (buf.readUnsignedShort() % 100 * 10000 + buf.readUnsignedShort()) / 600000.0;
+        position.setLatitude(buf.readUnsignedByte() == 'S' ? -lat : lat);
+
+        double lon = buf.getUnsignedMedium(buf.readerIndex()) / 100;
+        lon += (buf.readUnsignedMedium() % 100 * 10000 + buf.readUnsignedShort()) / 600000.0;
+        position.setLongitude(buf.readUnsignedByte() == 'W' ? -lon : lon);
+
+        position.setSpeed(UnitsConverter.knotsFromKph(buf.readUnsignedByte()));
+
+        position.set(Position.KEY_INPUT, buf.readUnsignedShort());
+        position.set(Position.KEY_OUTPUT, buf.readUnsignedByte());
+
+        buf.readUnsignedByte(); // analog alerts
+        buf.readUnsignedShort(); // custom alert types
+
+        for (int i = 1; i <= 5; i++) {
+            position.set(Position.PREFIX_ADC + i, buf.readUnsignedShort());
+        }
+
+        position.set(Position.KEY_ODOMETER, buf.readUnsignedMedium());
+        position.set(Position.KEY_RPM, buf.readUnsignedShort());
+
+        return position;
+    }
+
+}