flespi protocol remastered to receive data from stream; more parameters are converted into internal representation

1 files changed, 252 insertions, 26 deletions

diff --git a/src/org/traccar/protocol/FlespiProtocolDecoder.java b/src/org/traccar/protocol/FlespiProtocolDecoder.java
index d122df383..71f67b552 100644
--- a/src/org/traccar/protocol/FlespiProtocolDecoder.java
+++ b/src/org/traccar/protocol/FlespiProtocolDecoder.java
@@ -18,6 +18,10 @@ package org.traccar.protocol;
 import org.jboss.netty.channel.Channel;
 import org.jboss.netty.handler.codec.http.HttpRequest;
 import org.jboss.netty.handler.codec.http.HttpResponseStatus;
+import org.jboss.netty.handler.codec.http.multipart.Attribute;
+import org.jboss.netty.handler.codec.http.multipart.DefaultHttpDataFactory;
+import org.jboss.netty.handler.codec.http.multipart.HttpPostRequestDecoder;
+import org.jboss.netty.handler.codec.http.multipart.InterfaceHttpData;
 import org.traccar.BaseHttpProtocolDecoder;
 import org.traccar.DeviceSession;
 import org.traccar.model.Position;
@@ -27,12 +31,15 @@ import javax.json.JsonArray;
 import javax.json.JsonNumber;
 import javax.json.JsonObject;
 import javax.json.JsonString;
+import javax.json.JsonValue;
 import java.io.StringReader;
 import java.net.SocketAddress;
-import java.nio.charset.StandardCharsets;
 import java.util.Date;
 import java.util.LinkedList;
 import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.Iterator;
 
 public class FlespiProtocolDecoder extends BaseHttpProtocolDecoder {
 
@@ -45,8 +52,16 @@ public class FlespiProtocolDecoder extends BaseHttpProtocolDecoder {
             Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
 
         HttpRequest request = (HttpRequest) msg;
-        JsonArray result = Json.createReader(new StringReader(request.getContent().toString(StandardCharsets.UTF_8)))
-                .readArray();
+        HttpPostRequestDecoder decoder = new HttpPostRequestDecoder(new DefaultHttpDataFactory(false), request);
+        InterfaceHttpData data = decoder.getBodyHttpData("data");
+        if (data.getHttpDataType() != InterfaceHttpData.HttpDataType.Attribute) {
+            sendResponse(channel, HttpResponseStatus.BAD_REQUEST);
+            return null;
+        }
+
+        Attribute attribute = (Attribute) data;
+        String value = attribute.getValue();
+        JsonArray result = Json.createReader(new StringReader(value)).readArray();
         List<Position> positions = new LinkedList<>();
         for (int i = 0; i < result.size(); i++) {
             JsonObject message = result.getJsonObject(i);
@@ -60,6 +75,7 @@ public class FlespiProtocolDecoder extends BaseHttpProtocolDecoder {
             }
             Position position = new Position();
             position.setDeviceId(deviceSession.getDeviceId());
+            position.setProtocol(getProtocolName());
             decodePosition(message, position);
             positions.add(position);
         }
@@ -69,36 +85,246 @@ public class FlespiProtocolDecoder extends BaseHttpProtocolDecoder {
     }
 
     private void decodePosition(JsonObject object, Position position) {
-        position.setProtocol(getProtocolName());
+        // store all params in position
+        Set<Map.Entry<String, JsonValue>> params = object.entrySet();
+        Iterator<Map.Entry<String, JsonValue>> it = params.iterator();
+        while (it.hasNext()) {
+            Map.Entry<String, JsonValue> param = it.next();
+            String paramName = param.getKey();
+            JsonValue paramValue = param.getValue();
+            if ("timestamp".equals(paramName)) {
+                Date deviceTime = new Date((long) (((JsonNumber) paramValue).doubleValue() * 1000));
+                position.setTime(deviceTime);
+            } else if (paramName.startsWith("position.")) {
+                savePosition(paramName, paramValue, position);
+            } else if (paramName.matches("din#[\\d]{1,2}")) {
+                saveInput(paramName, paramValue, position);
+            } else if (paramName.matches("dout#[\\d]{1,2}")) {
+                saveOutput(paramName, paramValue, position);
+            } else if (saveAlarm(paramName, paramValue, position) == 0
+                    && saveParam(paramName, paramValue, position) == 0) {
+                saveUnknownParam(param.getKey(), param.getValue(), position);
+            }
+        }
+        if (position.getLatitude() == 0 && position.getLongitude() == 0) {
+            getLastLocation(position, position.getDeviceTime());
+        }
+    }
 
-        Date deviceTime = new Date((long) object.getJsonNumber("timestamp").doubleValue() * 1000);
-        position.setTime(deviceTime);
-        JsonNumber lat = object.getJsonNumber("position.latitude");
-        JsonNumber lon = object.getJsonNumber("position.longitude");
-        if (lat != null && lon != null) {
-            position.setLatitude(lat.doubleValue());
-            position.setLongitude(lon.doubleValue());
-        } else {
-            getLastLocation(position, deviceTime);
+    private void savePosition(String name, JsonValue value, Position position) {
+        switch (name) {
+            case "position.latitude":
+                position.setLatitude(((JsonNumber) value).doubleValue());
+                break;
+            case "position.longitude":
+                position.setLongitude(((JsonNumber) value).doubleValue());
+                break;
+            case "position.speed":
+                position.setSpeed(((JsonNumber) value).doubleValue());
+                break;
+            case "position.direction":
+                position.setCourse(((JsonNumber) value).doubleValue());
+                break;
+            case "position.altitude":
+                position.setAltitude(((JsonNumber) value).doubleValue());
+                break;
+            case "position.satellites":
+                position.set(Position.KEY_SATELLITES, ((JsonNumber) value).intValue());
+                break;
+            case "position.valid":
+                position.setValid(value == JsonValue.TRUE);
+                break;
+            case "position.hdop":
+                position.set(Position.KEY_HDOP, ((JsonNumber) value).doubleValue());
+                break;
+            case "position.pdop":
+                position.set(Position.KEY_PDOP, ((JsonNumber) value).doubleValue());
+                break;
+            default:
+                saveUnknownParam(name, value, position);
+                break;
+        }
+    }
+
+    private int saveParam(String name, JsonValue value, Position position) {
+        if (name == null) {
+            return 0;
+        }
+        if (name.equals("gps.vehicle.mileage") || name.startsWith("gps.vehicle.mileage#")) {
+            position.set(Position.KEY_ODOMETER, ((JsonNumber) value).doubleValue());
+            return 1;
+        }
+        if (name.equals("external.powersource.voltage") || name.startsWith("external.powersource.voltage#")) {
+            position.set(Position.KEY_POWER, ((JsonNumber) value).doubleValue());
+            return 1;
+        }
+        if (name.equals("battery.voltage") || name.startsWith("battery.voltage#")) {
+            position.set(Position.KEY_BATTERY, ((JsonNumber) value).doubleValue());
+            return 1;
+        }
+        if (name.equals("fuel.level") || name.equals("can.fuel.level")
+                || name.startsWith("fuel.level#") || name.startsWith("can.fuel.level#")) {
+            position.set(Position.KEY_FUEL_LEVEL, ((JsonNumber) value).doubleValue());
+            return 1;
+        }
+        if (name.equals("engine.rpm") || name.equals("can.engine.rpm")
+                || name.startsWith("engine.rpm#") || name.startsWith("can.engine.rpm#")) {
+            position.set(Position.KEY_RPM, ((JsonNumber) value).doubleValue());
+            return 1;
+        }
+        if (name.equals("can.engine.temperature") || name.startsWith("can.engine.temperature#")) {
+            int seqNum = 0;
+            if (name.contains("#")) {
+                try {
+                    seqNum = Integer.parseInt(name.replaceAll("can\\.engine\\.temperature#", ""));
+                } catch (NumberFormatException e) {
+                    seqNum = 0;
+                }
+            }
+            position.set(Position.PREFIX_TEMP + seqNum, ((JsonNumber) value).doubleValue());
+            return 1;
+        }
+        if (name.equals("engine.ignition.status")) {
+            position.set(Position.KEY_IGNITION, value == JsonValue.TRUE);
+            return 1;
+        }
+        if (name.equals("movement.status")) {
+            position.set(Position.KEY_MOTION, value == JsonValue.TRUE);
+            return 1;
+        }
+        if (name.equals("device.temperature")) {
+            position.set(Position.KEY_DEVICE_TEMP, ((JsonNumber) value).doubleValue());
+            return 1;
+        }
+        if (name.equals("ibutton.code")) {
+            position.set(Position.KEY_DRIVER_UNIQUE_ID, ((JsonString) value).getString());
+            return 1;
+        }
+        if (name.equals("vehicle.vin")) {
+            position.set(Position.KEY_VIN, ((JsonString) value).getString());
+            return 1;
+        }
+        return 0;
+    }
+
+    private int saveAlarm(String name, JsonValue value, Position position) {
+        if ("alarm.event.trigger".equals(name)) {
+            if (value == JsonValue.TRUE) {
+                position.set(Position.KEY_ALARM, Position.ALARM_GENERAL);
+            }
+            return 1;
+        }
+        if ("towing.event.trigger".equals(name) || "towing.alarm.status".equals(name)) {
+            if (value == JsonValue.TRUE) {
+                position.set(Position.KEY_ALARM, Position.ALARM_TOW);
+            }
+            return 1;
+        }
+        if ("geofence.event.enter".equals(name)) {
+            if (value == JsonValue.TRUE) {
+                position.set(Position.KEY_ALARM, Position.ALARM_GEOFENCE_ENTER);
+            }
+            return 1;
+        }
+        if ("geofence.event.exit".equals(name)) {
+            if (value == JsonValue.TRUE) {
+                position.set(Position.KEY_ALARM, Position.ALARM_GEOFENCE_EXIT);
+            }
+            return 1;
+        }
+        if ("shock.event.trigger".equals(name)) {
+            if (value == JsonValue.TRUE) {
+                position.set(Position.KEY_ALARM, Position.ALARM_SHOCK);
+            }
+            return 1;
         }
-        JsonNumber speed = object.getJsonNumber("position.speed");
-        if (speed != null) {
-            position.setSpeed(speed.doubleValue());
+        if ("overspeeding.event.trigger".equals(name)) {
+            if (value == JsonValue.TRUE) {
+                position.set(Position.KEY_ALARM, Position.ALARM_OVERSPEED);
+            }
+            return 1;
         }
-        JsonNumber course = object.getJsonNumber("position.direction");
-        if (course != null) {
-            position.setCourse(course.doubleValue());
+        if ("harsh.acceleration.event.trigger".equals(name)) {
+            if (value == JsonValue.TRUE) {
+                position.set(Position.KEY_ALARM, Position.ALARM_ACCELERATION);
+            }
+            return 1;
         }
-        JsonNumber altitude = object.getJsonNumber("position.altitude");
-        if (altitude != null) {
-            position.setAltitude(altitude.doubleValue());
+        if ("harsh.braking.event.trigger".equals(name)) {
+            if (value == JsonValue.TRUE) {
+                position.set(Position.KEY_ALARM, Position.ALARM_BRAKING);
+            }
+            return 1;
         }
+        if ("harsh.cornering.event.trigger".equals(name)) {
+            if (value == JsonValue.TRUE) {
+                position.set(Position.KEY_ALARM, Position.ALARM_CORNERING);
+            }
+            return 1;
+        }
+        if ("gnss.antenna.cut.status".equals(name)) {
+            if (value == JsonValue.TRUE) {
+                position.set(Position.KEY_ALARM, Position.ALARM_GPS_ANTENNA_CUT);
+            }
+            return 1;
+        }
+        if ("gsm.jamming.event.trigger".equals(name)) {
+            if (value == JsonValue.TRUE) {
+                position.set(Position.KEY_ALARM, Position.ALARM_JAMMING);
+            }
+            return 1;
+        }
+        if ("hood.open.status".equals(name)) {
+            if (value == JsonValue.TRUE) {
+                position.set(Position.KEY_ALARM, Position.ALARM_BONNET);
+            }
+            return 1;
+        }
+        return 0;
+    }
+
+    private void saveInput(String name, JsonValue value, Position position) {
+        if (value != JsonValue.TRUE) {
+            return;
+        }
+        int in = Integer.parseInt(name.replaceAll("^din#", ""));
+        if (in > 32 || in < 1) {
+            return;
+        }
+        if (position.getInteger(Position.KEY_INPUT) == 0) {
+            position.set(Position.KEY_INPUT, 1 << (in - 1));
+        } else {
+            position.set(Position.KEY_INPUT, (position.getInteger(Position.KEY_INPUT) | 1 << (in - 1)));
+        }
+    }
 
-        position.setValid(object.getBoolean("position.valid", true));
-        position.set(Position.KEY_SATELLITES, object.getInt("position.satellites", 0));
+    private void saveOutput(String name, JsonValue value, Position position) {
+        if (value != JsonValue.TRUE) {
+            return;
+        }
+        int out = Integer.parseInt(name.replaceAll("^dout#", ""));
+        if (out > 32 || out < 1) {
+            return;
+        }
+        if (position.getInteger(Position.KEY_OUTPUT) == 0) {
+            position.set(Position.KEY_OUTPUT, 1 << (out - 1));
+        } else {
+            position.set(Position.KEY_OUTPUT, (position.getInteger(Position.KEY_OUTPUT) | 1 << (out - 1)));
+        }
+    }
 
-        if (object.getBoolean("alarm.event.trigger", false)) {
-            position.set(Position.KEY_ALARM, Position.ALARM_GENERAL);
+    private void saveUnknownParam(String name, JsonValue value, Position position) {
+        if (value instanceof JsonNumber) {
+            if (((JsonNumber) value).isIntegral()) {
+                position.set(name, ((JsonNumber) value).longValue());
+            } else {
+                position.set(name, ((JsonNumber) value).doubleValue());
+            }
+            position.set(name, ((JsonNumber) value).doubleValue());
+        } else if (value instanceof JsonString) {
+            position.set(name, ((JsonString) value).getString());
+        } else if (value == JsonValue.TRUE || value == JsonValue.FALSE) {
+            position.set(name, value == JsonValue.TRUE);
         }
     }
 }