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authorAnton Tananaev <anton.tananaev@gmail.com>2019-02-24 14:24:37 -0800
committerAnton Tananaev <anton.tananaev@gmail.com>2019-02-24 14:24:37 -0800
commit0be665378d1f23ff5026a2b3110972e1108d7034 (patch)
treea5c8308594f3670682ed2371d80a9de0a4e7db69 /src
parenta8566c997d27bf22ee0debad7b9b8c2db9325a43 (diff)
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Support Fifotrack photos
Diffstat (limited to 'src')
-rw-r--r--src/org/traccar/helper/PatternBuilder.java2
-rw-r--r--src/org/traccar/protocol/FifotrackProtocolDecoder.java83
2 files changed, 79 insertions, 6 deletions
diff --git a/src/org/traccar/helper/PatternBuilder.java b/src/org/traccar/helper/PatternBuilder.java
index f3de5c1e5..5c4638189 100644
--- a/src/org/traccar/helper/PatternBuilder.java
+++ b/src/org/traccar/helper/PatternBuilder.java
@@ -56,7 +56,7 @@ public class PatternBuilder {
}
public PatternBuilder any() {
- fragments.add(".*?");
+ fragments.add(".*");
return this;
}
diff --git a/src/org/traccar/protocol/FifotrackProtocolDecoder.java b/src/org/traccar/protocol/FifotrackProtocolDecoder.java
index 4412df86b..5831a75dd 100644
--- a/src/org/traccar/protocol/FifotrackProtocolDecoder.java
+++ b/src/org/traccar/protocol/FifotrackProtocolDecoder.java
@@ -1,5 +1,5 @@
/*
- * Copyright 2016 - 2018 Anton Tananaev (anton@traccar.org)
+ * Copyright 2016 - 2019 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.
@@ -15,10 +15,15 @@
*/
package org.traccar.protocol;
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
import io.netty.channel.Channel;
import org.traccar.BaseProtocolDecoder;
import org.traccar.DeviceSession;
+import org.traccar.NetworkMessage;
import org.traccar.Protocol;
+import org.traccar.helper.Checksum;
+import org.traccar.helper.DataConverter;
import org.traccar.helper.Parser;
import org.traccar.helper.PatternBuilder;
import org.traccar.helper.UnitsConverter;
@@ -31,6 +36,8 @@ import java.util.regex.Pattern;
public class FifotrackProtocolDecoder extends BaseProtocolDecoder {
+ private ByteBuf photo;
+
public FifotrackProtocolDecoder(Protocol protocol) {
super(protocol);
}
@@ -65,11 +72,43 @@ public class FifotrackProtocolDecoder extends BaseProtocolDecoder {
.any()
.compile();
- @Override
- protected Object decode(
- Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+ private static final Pattern PATTERN_PHOTO = new PatternBuilder()
+ .text("$$")
+ .number("d+,") // length
+ .number("(d+),") // imei
+ .any()
+ .number("(d+),") // length
+ .expression("([^*]+)") // photo id
+ .text("*")
+ .number("xx")
+ .compile();
+
+ private static final Pattern PATTERN_PHOTO_DATA = new PatternBuilder()
+ .text("$$")
+ .number("d+,") // length
+ .number("(d+),") // imei
+ .expression("([^*]+)") // photo id
+ .number("(d+),") // offset
+ .number("(d+),") // size
+ .number("(x+)") // data
+ .text("*")
+ .number("xx")
+ .compile();
- Parser parser = new Parser(PATTERN, (String) msg);
+ private void requestPhoto(Channel channel, SocketAddress socketAddress, String imei, String file) {
+ if (channel != null) {
+ String content = "D06," + file + "," + photo.writerIndex() + "," + Math.min(1024, photo.writableBytes());
+ int length = 1 + imei.length() + 1 + content.length() + 5;
+ String response = String.format("@@%02d,%s,%s*", length, imei, content);
+ response += Checksum.sum(response) + "\r\n";
+ channel.writeAndFlush(new NetworkMessage(response, socketAddress));
+ }
+ }
+
+ private Object decodeLocation(
+ Channel channel, SocketAddress remoteAddress, String sentence) {
+
+ Parser parser = new Parser(PATTERN, sentence);
if (!parser.matches()) {
return null;
}
@@ -122,4 +161,38 @@ public class FifotrackProtocolDecoder extends BaseProtocolDecoder {
return position;
}
+ @Override
+ protected Object decode(
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+ String sentence = (String) msg;
+ int typeIndex = sentence.indexOf(',', sentence.indexOf(',', sentence.indexOf(',') + 1) + 1) + 1;
+ String type = sentence.substring(typeIndex, typeIndex + 3);
+
+ if (type.equals("D05")) {
+ Parser parser = new Parser(PATTERN_PHOTO, sentence);
+ if (parser.matches()) {
+ String imei = parser.next();
+ int length = parser.nextInt();
+ String photoId = parser.next();
+ photo = Unpooled.buffer(length);
+ requestPhoto(channel, remoteAddress, imei, photoId);
+ }
+ } else if (type.equals("D06")) {
+ Parser parser = new Parser(PATTERN_PHOTO_DATA, sentence);
+ if (parser.matches()) {
+ String imei = parser.next();
+ String photoId = parser.next();
+ parser.nextInt(); // offset
+ parser.nextInt(); // size
+ photo.writeBytes(DataConverter.parseHex(parser.next()));
+ requestPhoto(channel, remoteAddress, imei, photoId);
+ }
+ } else {
+ return decodeLocation(channel, remoteAddress, sentence);
+ }
+
+ return null;
+ }
+
}