diff options
Diffstat (limited to 'src/main/java/org/traccar/forward/PositionForwarderUrl.java')
| -rw-r--r-- | src/main/java/org/traccar/forward/PositionForwarderUrl.java | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/forward/PositionForwarderUrl.java b/src/main/java/org/traccar/forward/PositionForwarderUrl.java new file mode 100644 index 000000000..53cc7ad24 --- /dev/null +++ b/src/main/java/org/traccar/forward/PositionForwarderUrl.java @@ -0,0 +1,166 @@ +/* + * Copyright 2022 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.forward; + +import com.fasterxml.jackson.core.JsonProcessingException; +import com.fasterxml.jackson.databind.ObjectMapper; +import org.traccar.config.Config; +import org.traccar.config.Keys; +import org.traccar.helper.Checksum; +import org.traccar.model.Device; +import org.traccar.model.Position; + +import javax.ws.rs.client.Client; +import javax.ws.rs.client.InvocationCallback; +import javax.ws.rs.core.Response; +import java.io.UnsupportedEncodingException; +import java.net.URLEncoder; +import java.nio.charset.StandardCharsets; +import java.util.Calendar; +import java.util.Formatter; +import java.util.Locale; +import java.util.TimeZone; + +public class PositionForwarderUrl implements PositionForwarder { + + private final String url; + private final String header; + + private final Client client; + private final ObjectMapper objectMapper; + + public PositionForwarderUrl(Config config, Client client, ObjectMapper objectMapper) { + this.client = client; + this.objectMapper = objectMapper; + this.url = config.getString(Keys.FORWARD_URL); + this.header = config.getString(Keys.FORWARD_HEADER); + } + + @Override + public void forward(PositionData positionData, ResultHandler resultHandler) { + try { + String url = formatRequest(positionData); + var requestBuilder = client.target(url).request(); + + if (header != null && !header.isEmpty()) { + for (String line: header.split("\\r?\\n")) { + String[] values = line.split(":", 2); + String headerName = values[0].trim(); + String headerValue = values[1].trim(); + requestBuilder.header(headerName, headerValue); + } + } + + requestBuilder.async().get(new InvocationCallback<Response>() { + @Override + public void completed(Response response) { + if (response.getStatusInfo().getFamily() == Response.Status.Family.SUCCESSFUL) { + resultHandler.onResult(true, null); + } else { + int code = response.getStatusInfo().getStatusCode(); + resultHandler.onResult(false, new RuntimeException("HTTP code " + code)); + } + } + + @Override + public void failed(Throwable throwable) { + resultHandler.onResult(false, throwable); + } + }); + } catch (UnsupportedEncodingException | JsonProcessingException e) { + resultHandler.onResult(false, e); + } + } + + public String formatRequest( + PositionData positionData) throws UnsupportedEncodingException, JsonProcessingException { + + Position position = positionData.getPosition(); + Device device = positionData.getDevice(); + + String request = url + .replace("{name}", URLEncoder.encode(device.getName(), StandardCharsets.UTF_8)) + .replace("{uniqueId}", device.getUniqueId()) + .replace("{status}", device.getStatus()) + .replace("{deviceId}", String.valueOf(position.getDeviceId())) + .replace("{protocol}", String.valueOf(position.getProtocol())) + .replace("{deviceTime}", String.valueOf(position.getDeviceTime().getTime())) + .replace("{fixTime}", String.valueOf(position.getFixTime().getTime())) + .replace("{valid}", String.valueOf(position.getValid())) + .replace("{latitude}", String.valueOf(position.getLatitude())) + .replace("{longitude}", String.valueOf(position.getLongitude())) + .replace("{altitude}", String.valueOf(position.getAltitude())) + .replace("{speed}", String.valueOf(position.getSpeed())) + .replace("{course}", String.valueOf(position.getCourse())) + .replace("{accuracy}", String.valueOf(position.getAccuracy())) + .replace("{statusCode}", calculateStatus(position)); + + if (position.getAddress() != null) { + request = request.replace( + "{address}", URLEncoder.encode(position.getAddress(), StandardCharsets.UTF_8)); + } + + if (request.contains("{attributes}")) { + String attributes = objectMapper.writeValueAsString(position.getAttributes()); + request = request.replace( + "{attributes}", URLEncoder.encode(attributes, StandardCharsets.UTF_8)); + } + + if (request.contains("{gprmc}")) { + request = request.replace("{gprmc}", formatSentence(position)); + } + + return request; + } + + private static String formatSentence(Position position) { + + StringBuilder s = new StringBuilder("$GPRMC,"); + + try (Formatter f = new Formatter(s, Locale.ENGLISH)) { + + Calendar calendar = Calendar.getInstance(TimeZone.getTimeZone("UTC"), Locale.ENGLISH); + calendar.setTimeInMillis(position.getFixTime().getTime()); + + f.format("%1$tH%1$tM%1$tS.%1$tL,A,", calendar); + + double lat = position.getLatitude(); + double lon = position.getLongitude(); + + f.format("%02d%07.4f,%c,", (int) Math.abs(lat), Math.abs(lat) % 1 * 60, lat < 0 ? 'S' : 'N'); + f.format("%03d%07.4f,%c,", (int) Math.abs(lon), Math.abs(lon) % 1 * 60, lon < 0 ? 'W' : 'E'); + + f.format("%.2f,%.2f,", position.getSpeed(), position.getCourse()); + f.format("%1$td%1$tm%1$ty,,", calendar); + } + + s.append(Checksum.nmea(s.substring(1))); + + return s.toString(); + } + + // OpenGTS status code + private String calculateStatus(Position position) { + if (position.hasAttribute(Position.KEY_ALARM)) { + return "0xF841"; // STATUS_PANIC_ON + } else if (position.getSpeed() < 1.0) { + return "0xF020"; // STATUS_LOCATION + } else { + return "0xF11C"; // STATUS_MOTION_MOVING + } + } + +} |