OEBBInfoOrbApp/src/main/java/be/jaud/Main.java

221 lines
8.5 KiB
Java

package be.jaud;
import org.slf4j.LoggerFactory;
import org.slf4j.Logger;
import com.sun.net.httpserver.HttpExchange;
import com.sun.net.httpserver.HttpHandler;
import com.sun.net.httpserver.HttpServer;
import org.json.JSONArray;
import org.json.JSONObject;
import java.io.IOException;
import java.io.OutputStream;
import java.net.InetSocketAddress;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.text.SimpleDateFormat;
import java.util.*;
import java.util.concurrent.TimeUnit;
public class Main {
private static final String version = "0.8";
private static final HashMap<String, HashMap<String, Integer>> udata = new HashMap<>();
public static Settings conf;
static OebbCheck check = new OebbCheck();
static long time;
static SimpleDateFormat dateFormat = new SimpleDateFormat("HH:mm:ss");
public static ResilientExecutor service = new ResilientExecutor(1);
public static final Logger LOG = LoggerFactory.getLogger(Main.class);
public static void main(String[] args) {
conf = Settings.getInstance();
LOG.info("OebbInfo Version {} starting.",version);
try {
refresh();
} catch (IOException e) {
LOG.error("Error at refresh: {}", e.toString());
}
HttpServer server = null;
try {
server = HttpServer.create(new InetSocketAddress(conf.getInt("port")), 0);
} catch (IOException e) {
LOG.error("Error at HttpServer: {}", e.toString());
}
Runnable task = () -> {
try {
refresh();
} catch (IOException e) {
LOG.error("Error at Task: {}", e.toString());
}
};
service.scheduleAtFixedRate(task, 10, conf.getInt("refreshTime"), TimeUnit.SECONDS);
if (server != null) {
server.createContext("/oebbapi", new OebbHandler());
server.setExecutor(null); // creates a default executor
server.start();
}
final Thread mainThread = Thread.currentThread();
Runtime.getRuntime().addShutdownHook(new Thread(() -> {
try {
LOG.info("OebbInfo Version {} stopping", version);
service.shutdownNow();
mainThread.join();
} catch (InterruptedException e) {
LOG.error("EXCEPTION WHEN STOPPING", e);
}
}));
}
private static void refresh() throws IOException {
try{
ResultSet rs = MariaDB.load_users();
if (rs != null) {
while (rs.next()) {
HashMap<String, Integer> data = new HashMap<>();
String user = rs.getString("user");
ResultSet rsu = MariaDB.load_user(user);
if (rsu != null) {
while (rsu.next()) {
List<String> list = new ArrayList<>(Arrays.asList(rsu.getString("notRunningDays").split(",")));
data.put(rsu.getString("display"), check.getStatus(rsu.getString("Station"), rsu.getString("DepartureTime"), rsu.getString("FinalStop"), rsu.getString("TrainType"), String.valueOf(rsu.getInt("maxjourneys")), list));
}
}
udata.put(user,data);
rs.close();
}
}
}catch (SQLException e){
LOG.error("Update issue", e);
}
time = System.currentTimeMillis();
}
static class OebbHandler implements HttpHandler {
@Override
public void handle(HttpExchange t){
String[] req = t.getRequestURI().toString().split("/");
String user = req[2];
String response = createOutput(user);
t.getResponseHeaders().put("Content-Type", Collections.singletonList("application/json"));
try {
t.sendResponseHeaders(200, response.getBytes().length);
OutputStream os = t.getResponseBody();
os.write(response.getBytes());
os.close();
} catch (IOException e) {
LOG.error("Error at HttpRequest: {}", e.toString());
}
}
}
private static String createOutput(String user) {
List<String> title = new ArrayList<>();
try {
ResultSet rsu = MariaDB.load_user(user);
if (rsu != null) {
while (rsu.next()) {
title.add(rsu.getString("title"));
}
}
rsu.close();
} catch (SQLException e) {
throw new RuntimeException(e);
}
JSONObject dat = new JSONObject();
Date updatetime = new Date(time);
dat.put("interval", conf.getInt("refreshTime") * 1000);
JSONArray display = new JSONArray();
JSONObject monitor1 = new JSONObject();
monitor1.put("label", "Zug");
JSONArray layout = new JSONArray();
JSONObject text1 = new JSONObject();
text1.put("type", "text");
text1.put("x", 120);
text1.put("y", 120);
text1.put("text", "Abfahrten");
text1.put("font", 2);
text1.put("color", conf.getString("textcolormain"));
text1.put("background", conf.getString("bgcolormain"));
JSONObject text2 = new JSONObject();
text2.put("type", "text");
text2.put("x", 120);
text2.put("y", 170);
text2.put("text", dateFormat.format(updatetime));
text2.put("color", conf.getString("textcolorupdate"));
text2.put("font", 2);
text2.put("background", conf.getString("bgcolormain"));
JSONObject text3 = new JSONObject();
text3.put("type", "text");
text3.put("x", 120);
text3.put("y", 210);
text3.put("text", "Ver. " + version);
text3.put("color", conf.getString("textcolorupdate"));
text3.put("font", 2);
text3.put("background", conf.getString("bgcolormain"));
layout.put(text3);
layout.put(text2);
layout.put(text1);
monitor1.put("data", layout);
monitor1.put("labelColor", conf.getString("textcolormain"));
monitor1.put("color", conf.getString("textcolormain"));
monitor1.put("background", conf.getString("bgcolormain"));
display.put(monitor1);
JSONObject monitor2 = new JSONObject();
monitor2.put("label", title.get(0));
monitor2.put("labelColor", conf.getString("labelcolor"));
monitor2.put("fullDraw", true);
int zug1 = udata.get(user).get("1");
makeLabel(monitor2, zug1);
display.put(monitor2);
JSONObject monitor3 = new JSONObject();
monitor3.put("label", title.get(1));
monitor3.put("labelColor", conf.getString("labelcolor"));
monitor3.put("fullDraw", true);
int zug2 = udata.get(user).get("2");
makeLabel(monitor3, zug2);
display.put(monitor3);
JSONObject monitor4 = new JSONObject();
monitor4.put("label", title.get(2));
monitor4.put("labelColor", conf.getString("labelcolor"));
monitor4.put("fullDraw", true);
int zug3 = udata.get(user).get("3");
makeLabel(monitor4, zug3);
display.put(monitor4);
JSONObject monitor5 = new JSONObject();
monitor5.put("label", title.get(3));
monitor5.put("labelColor", conf.getString("labelcolor"));
monitor5.put("fullDraw", true);
int zug4 = udata.get(user).get("4");
makeLabel(monitor5, zug4);
display.put(monitor5);
dat.put("displays", display);
return dat.toString();
}
private static void makeLabel(JSONObject Monitor, int zeit){
if(zeit != 0){
Monitor.put("color",conf.getString("textcolordelay"));
Monitor.put("background",conf.getString("bgcolordelay"));
if(zeit > 0 && zeit < 9999){
Monitor.put("data",zeit);
} else if(zeit == 9999) {
Monitor.put("data",conf.getString("textcancelled"));
} else if(zeit == -1) {
Monitor.put("data",conf.getString("texterror"));
} else {
Monitor.put("data",conf.getString("textnotrun"));
Monitor.put("color",conf.getString("textcolornotrun"));
Monitor.put("background",conf.getString("bgcolornotrun"));
}
} else {
Monitor.put("color",conf.getString("textcolor"));
Monitor.put("data",conf.getString("textok"));
Monitor.put("background",conf.getString("bgcolor"));
}
}
}