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/*
* Copyright 2012-2021 MultiMC Contributors
*
* 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.polymc.applet;
import net.minecraft.Launcher;
import javax.imageio.ImageIO;
import java.applet.Applet;
import java.awt.*;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.io.File;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.StandardCopyOption;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
public final class LegacyFrame extends Frame {
private static final Logger LOGGER = Logger.getLogger("LegacyFrame");
private final Launcher appletWrap;
public LegacyFrame(String title, Applet mcApplet) {
super(title);
appletWrap = new Launcher(mcApplet);
mcApplet.setStub(appletWrap);
try {
setIconImage(ImageIO.read(new File("icon.png")));
} catch (IOException e) {
LOGGER.log(Level.WARNING, "Unable to read Minecraft icon!", e);
}
addWindowListener(new ForceExitHandler());
}
public void start (
String user,
String session,
int winSizeW,
int winSizeH,
boolean maximize,
String serverAddress,
String serverPort
) {
// Implements support for launching in to multiplayer on classic servers using a mpticket
// file generated by an external program and stored in the instance's root folder.
Path mpticketFile =
Paths.get(System.getProperty("user.dir"), "..", "mpticket");
Path mpticketFileCorrupt =
Paths.get(System.getProperty("user.dir"), "..", "mpticket.corrupt");
if (Files.exists(mpticketFile)) {
try {
List<String> lines = Files.readAllLines(mpticketFile, StandardCharsets.UTF_8);
if (lines.size() < 3) {
Files.move(
mpticketFile,
mpticketFileCorrupt,
StandardCopyOption.REPLACE_EXISTING
);
LOGGER.warning("Mpticket file is corrupted!");
} else {
// Assumes parameters are valid and in the correct order
appletWrap.setParameter("server", lines.get(0));
appletWrap.setParameter("port", lines.get(1));
appletWrap.setParameter("mppass", lines.get(2));
}
} catch (IOException e) {
LOGGER.log(Level.WARNING, "Unable to read mpticket file!", e);
}
}
if (serverAddress != null) {
appletWrap.setParameter("server", serverAddress);
appletWrap.setParameter("port", serverPort);
}
appletWrap.setParameter("username", user);
appletWrap.setParameter("sessionid", session);
appletWrap.setParameter("stand-alone", "true"); // Show the quit button.
appletWrap.setParameter("haspaid", "true"); // Some old versions need this for world saves to work.
appletWrap.setParameter("demo", "false");
appletWrap.setParameter("fullscreen", "false");
add(appletWrap);
appletWrap.setPreferredSize(new Dimension(winSizeW, winSizeH));
pack();
setLocationRelativeTo(null);
setResizable(true);
if (maximize)
this.setExtendedState(MAXIMIZED_BOTH);
validate();
appletWrap.init();
appletWrap.start();
setVisible(true);
}
private final class ForceExitHandler extends WindowAdapter {
@Override
public void windowClosing(WindowEvent e) {
new Thread(new Runnable() {
@Override
public void run() {
try {
Thread.sleep(30000L);
} catch (InterruptedException localInterruptedException) {
localInterruptedException.printStackTrace();
}
LOGGER.info("Forcing exit!");
System.exit(0);
}
}).start();
if (appletWrap != null) {
appletWrap.stop();
appletWrap.destroy();
}
// old minecraft versions can hang without this >_<
System.exit(0);
}
}
}
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