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authorAnton Tananaev <anton.tananaev@gmail.com>2015-07-27 15:23:18 +1200
committerAnton Tananaev <anton.tananaev@gmail.com>2015-07-27 15:23:18 +1200
commit183c05adf926b59638d854f04b424c2855109f9d (patch)
treeba178fc5b5bad9e094f5eab42b3f2c9adbda7c5c /src/org
parentcf6440ef1ae4f68dc0cdcb1579f9347a938d8675 (diff)
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Finish Cityeasy implementation
Diffstat (limited to 'src/org')
-rw-r--r--src/org/traccar/protocol/CityeasyProtocolDecoder.java112
1 files changed, 66 insertions, 46 deletions
diff --git a/src/org/traccar/protocol/CityeasyProtocolDecoder.java b/src/org/traccar/protocol/CityeasyProtocolDecoder.java
index c346a7006..ba6a3e62d 100644
--- a/src/org/traccar/protocol/CityeasyProtocolDecoder.java
+++ b/src/org/traccar/protocol/CityeasyProtocolDecoder.java
@@ -16,15 +16,19 @@
package org.traccar.protocol;
import org.jboss.netty.buffer.ChannelBuffer;
-import org.jboss.netty.buffer.ChannelBuffers;
import org.jboss.netty.channel.Channel;
import org.traccar.BaseProtocolDecoder;
+import org.traccar.helper.ChannelBufferTools;
+import org.traccar.helper.Crc;
import org.traccar.model.Event;
import org.traccar.model.Position;
import java.net.SocketAddress;
+import java.nio.charset.Charset;
import java.util.Calendar;
import java.util.TimeZone;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
public class CityeasyProtocolDecoder extends BaseProtocolDecoder {
@@ -32,6 +36,22 @@ public class CityeasyProtocolDecoder extends BaseProtocolDecoder {
super(protocol);
}
+ private static final Pattern pattern = Pattern.compile(
+ "(\\d{4})(\\d{2})(\\d{2})" + // Date
+ "(\\d{2})(\\d{2})(\\d{2})," + // Time
+ "([AV])," + // Validity
+ "(\\d+)," + // Satellites
+ "([NS]),(\\d+\\.\\d+)," + // Latitude
+ "([EW]),(\\d+\\.\\d+)," + // Longitude
+ "(\\d+\\.\\d)," + // Speed
+ "(\\d+\\.\\d)," + // HDOP
+ "(\\d+\\.\\d);" + // Altitude
+ "(\\d+)," + // MCC
+ "(\\d+)," + // MNC
+ "(\\d+)," + // LAC
+ "(\\d+)" + // Cell
+ ".*");
+
private static final int MSG_LOCATION_REPORT = 0x0003;
private static final int MSG_LOCATION_INQUIRY_RESPONSE = 0x0004;
@@ -42,72 +62,72 @@ public class CityeasyProtocolDecoder extends BaseProtocolDecoder {
ChannelBuffer buf = (ChannelBuffer) msg;
- /*buf.skipBytes(2); // header
- buf.readByte(); // size
-
- // Zero for location messages
- buf.readByte(); // voltage
- buf.readByte(); // gsm signal
-
- String imei = readImei(buf);
- long index = buf.readUnsignedShort();
- int type = buf.readUnsignedByte();
+ buf.skipBytes(2); // header
+ buf.readUnsignedShort(); // length
- if (type == MSG_HEARTBEAT) {
- if (channel != null) {
- byte[] response = {0x54, 0x68, 0x1A, 0x0D, 0x0A};
- channel.write(ChannelBuffers.wrappedBuffer(response));
- }
+ String imei = ChannelBufferTools.readHexString(buf, 14);
+ imei += Crc.luhnChecksum(Long.valueOf(imei));
+ if (!identify(imei, channel)) {
+ return null;
}
- else if (type == MSG_DATA) {
+ int type = buf.readUnsignedShort();
- // Create new position
- Position position = new Position();
- position.setProtocol(getProtocolName());
- position.set(Event.KEY_INDEX, index);
+ if (type == MSG_LOCATION_REPORT || type == MSG_LOCATION_INQUIRY_RESPONSE) {
- // Get device id
- if (!identify(imei, channel)) {
+ String sentence = buf.toString(buf.readerIndex(), buf.readableBytes() - 8, Charset.defaultCharset());
+ Matcher parser = pattern.matcher(sentence);
+ if (!parser.matches()) {
return null;
}
+
+ Position position = new Position();
+ position.setProtocol(getProtocolName());
position.setDeviceId(getDeviceId());
+ Integer index = 1;
+
// Date and time
Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
time.clear();
- time.set(Calendar.YEAR, 2000 + buf.readUnsignedByte());
- time.set(Calendar.MONTH, buf.readUnsignedByte() - 1);
- time.set(Calendar.DAY_OF_MONTH, buf.readUnsignedByte());
- time.set(Calendar.HOUR_OF_DAY, buf.readUnsignedByte());
- time.set(Calendar.MINUTE, buf.readUnsignedByte());
- time.set(Calendar.SECOND, buf.readUnsignedByte());
+ time.set(Calendar.YEAR, Integer.parseInt(parser.group(index++)));
+ time.set(Calendar.MONTH, Integer.parseInt(parser.group(index++)) - 1);
+ time.set(Calendar.DAY_OF_MONTH, Integer.parseInt(parser.group(index++)));
+ time.set(Calendar.HOUR_OF_DAY, Integer.parseInt(parser.group(index++)));
+ time.set(Calendar.MINUTE, Integer.parseInt(parser.group(index++)));
+ time.set(Calendar.SECOND, Integer.parseInt(parser.group(index++)));
position.setTime(time.getTime());
+ position.setValid(parser.group(index++).equals("A"));
+ position.set(Event.KEY_SATELLITES, parser.group(index++));
+
// Latitude
- double latitude = buf.readUnsignedInt() / (60.0 * 30000.0);
+ String hemisphere = parser.group(index++);
+ double latitude = Double.parseDouble(parser.group(index++));
+ if (hemisphere.compareTo("S") == 0) {
+ latitude = -latitude;
+ }
+ position.setLatitude(latitude);
// Longitude
- double longitude = buf.readUnsignedInt() / (60.0 * 30000.0);
-
- // Speed
- position.setSpeed(buf.readUnsignedByte());
-
- // Course
- position.setCourse(buf.readUnsignedShort());
+ hemisphere = parser.group(index++);
+ double longitude = Double.parseDouble(parser.group(index++));
+ if (hemisphere.compareTo("W") == 0) {
+ longitude = -longitude;
+ }
+ position.setLongitude(longitude);
- buf.skipBytes(3); // reserved
+ position.setSpeed(Double.parseDouble(parser.group(index++)));
+ position.set(Event.KEY_HDOP, Double.parseDouble(parser.group(index++)));
+ position.setAltitude(Double.parseDouble(parser.group(index++)));
- // Flags
- long flags = buf.readUnsignedInt();
- position.setValid((flags & 0x1) == 0x1);
- if ((flags & 0x2) == 0) latitude = -latitude;
- if ((flags & 0x4) == 0) longitude = -longitude;
+ position.set(Event.KEY_MCC, Integer.parseInt(parser.group(index++)));
+ position.set(Event.KEY_MNC, Integer.parseInt(parser.group(index++)));
+ position.set(Event.KEY_LAC, Integer.parseInt(parser.group(index++)));
+ position.set(Event.KEY_CELL, Integer.parseInt(parser.group(index++)));
- position.setLatitude(latitude);
- position.setLongitude(longitude);
return position;
- }*/
+ }
return null;
}