Merge pull request #4371 from jesserockz/protocol/leafspy

Add leafspy app protocol and decoder

1 files changed, 139 insertions, 0 deletions

diff --git a/src/main/java/org/traccar/protocol/LeafSpyProtocolDecoder.java b/src/main/java/org/traccar/protocol/LeafSpyProtocolDecoder.java
new file mode 100644
index 000000000..5b352a961
--- /dev/null
+++ b/src/main/java/org/traccar/protocol/LeafSpyProtocolDecoder.java
@@ -0,0 +1,139 @@
+/*
+ * Copyright 2019 Anton Tananaev (anton@traccar.org)
+ * Copyright 2019 Jesse Hills (jesserockz@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 io.netty.buffer.Unpooled;
+import io.netty.channel.Channel;
+import io.netty.handler.codec.http.FullHttpRequest;
+import io.netty.handler.codec.http.DefaultFullHttpResponse;
+import io.netty.handler.codec.http.HttpResponse;
+import io.netty.handler.codec.http.HttpResponseStatus;
+import io.netty.handler.codec.http.HttpVersion;
+import io.netty.handler.codec.http.QueryStringDecoder;
+import org.traccar.BaseHttpProtocolDecoder;
+import org.traccar.DeviceSession;
+import org.traccar.Protocol;
+import org.traccar.model.Position;
+import org.traccar.NetworkMessage;
+
+import java.net.SocketAddress;
+import java.nio.charset.StandardCharsets;
+import java.util.Date;
+import java.util.List;
+import java.util.Map;
+
+public class LeafSpyProtocolDecoder extends BaseHttpProtocolDecoder {
+
+    public LeafSpyProtocolDecoder(Protocol protocol) {
+        super(protocol);
+    }
+
+    @Override
+    protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+        FullHttpRequest request = (FullHttpRequest) msg;
+        QueryStringDecoder decoder = new QueryStringDecoder(request.uri());
+        Map<String, List<String>> params = decoder.parameters();
+        if (params.isEmpty()) {
+            decoder = new QueryStringDecoder(request.content().toString(StandardCharsets.US_ASCII), false);
+            params = decoder.parameters();
+        }
+
+        Position position = new Position(getProtocolName());
+        position.setValid(true);
+
+        for (Map.Entry<String, List<String>> entry : params.entrySet()) {
+            for (String value : entry.getValue()) {
+                switch (entry.getKey()) {
+                    case "pass":
+                        DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, value);
+                        if (deviceSession == null) {
+                            sendResponse(channel, HttpResponseStatus.BAD_REQUEST);
+                            return null;
+                        }
+                        position.setDeviceId(deviceSession.getDeviceId());
+                        break;
+                    case "Lat":
+                        position.setLatitude(Double.parseDouble(value));
+                        break;
+                    case "Long":
+                        position.setLongitude(Double.parseDouble(value));
+                        break;
+                    case "RPM":
+                        position.set(Position.KEY_RPM, Integer.parseInt(value));
+                        position.setSpeed(convertSpeed(Double.parseDouble(value) / 63, "kmh"));
+                        break;
+                    case "Elv":
+                        position.setAltitude(Double.parseDouble(value));
+                        break;
+                    case "SOC":
+                        position.set(Position.KEY_BATTERY_LEVEL, Double.parseDouble(value));
+                        break;
+                    case "user":
+                        position.set(Position.KEY_DRIVER_UNIQUE_ID, value);
+                        break;
+                    case "ChrgMode":
+                        position.set(Position.KEY_CHARGE, Integer.parseInt(value) != 0);
+                        break;
+                    case "Odo":
+                        position.set(Position.KEY_OBD_ODOMETER, Integer.parseInt(value) * 1000);
+                        break;
+                    default:
+                        try {
+                            position.set(entry.getKey(), Double.parseDouble(value));
+                        } catch (NumberFormatException e) {
+                            switch (value) {
+                                case "true":
+                                    position.set(entry.getKey(), true);
+                                    break;
+                                case "false":
+                                    position.set(entry.getKey(), false);
+                                    break;
+                                default:
+                                    position.set(entry.getKey(), value);
+                                    break;
+                            }
+                        }
+                        break;
+                }
+            }
+        }
+
+        if (position.getFixTime() == null) {
+            position.setTime(new Date());
+        }
+
+        if (position.getLatitude() == 0 && position.getLongitude() == 0) {
+            getLastLocation(position, position.getDeviceTime());
+        }
+
+        if (position.getDeviceId() != 0) {
+            if (channel != null) {
+                HttpResponse response = new DefaultFullHttpResponse(
+                    HttpVersion.HTTP_1_1,
+                    HttpResponseStatus.OK,
+                    Unpooled.copiedBuffer("\"status\":\"0\"", StandardCharsets.US_ASCII));
+                channel.writeAndFlush(new NetworkMessage(response, channel.remoteAddress()));
+            }
+            return position;
+        } else {
+            sendResponse(channel, HttpResponseStatus.BAD_REQUEST);
+            return null;
+        }
+    }
+
+}