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// SPDX-License-Identifier: GPL-3.0-only
/*
* Prism Launcher
*
* Copyright (C) 2022 icelimetea <fr3shtea@outlook.com>
* Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
* Copyright (C) 2022 flow <flowlnlnln@gmail.com>
* Copyright (C) 2022 Samisafool <thenerdiestguy@gmail.com>
* Copyright (C) 2022 TheKodeToad <TheKodeToad@proton.me>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* Linking this library statically or dynamically with other modules is
* making a combined work based on this library. Thus, the terms and
* conditions of the GNU General Public License cover the whole
* combination.
*
* As a special exception, the copyright holders of this library give
* you permission to link this library with independent modules to
* produce an executable, regardless of the license terms of these
* independent modules, and to copy and distribute the resulting
* executable under terms of your choice, provided that you also meet,
* for each linked independent module, the terms and conditions of the
* license of that module. An independent module is a module which is
* not derived from or based on this library. If you modify this
* library, you may extend this exception to your version of the
* library, but you are not obliged to do so. If you do not wish to do
* so, delete this exception statement from your version.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
* This file incorporates work covered by the following copyright and
* permission notice:
*
* Copyright 2013-2021 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.prismlauncher.launcher.impl.legacy;
import net.minecraft.Launcher;
import javax.imageio.ImageIO;
import javax.swing.JFrame;
import java.applet.Applet;
import java.awt.Dimension;
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 JFrame {
private static final Logger LOGGER = Logger.getLogger("LegacyFrame");
private final Launcher launcher;
public LegacyFrame(String title, Applet applet) {
super(title);
launcher = new Launcher(applet);
applet.setStub(launcher);
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 width, int height, boolean maximize, String serverAddress,
String serverPort, boolean isDemo) {
// 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
launcher.setParameter("server", lines.get(0));
launcher.setParameter("port", lines.get(1));
launcher.setParameter("mppass", lines.get(2));
}
} catch (IOException e) {
LOGGER.log(Level.WARNING, "Unable to read mpticket file!", e);
}
}
if (serverAddress != null) {
launcher.setParameter("server", serverAddress);
launcher.setParameter("port", serverPort);
}
launcher.setParameter("username", user);
launcher.setParameter("sessionid", session);
launcher.setParameter("stand-alone", "true"); // Show the quit button. TODO: why won't this work?
launcher.setParameter("haspaid", "true"); // Some old versions need this for world saves to work.
launcher.setParameter("demo", isDemo ? "true" : "false");
launcher.setParameter("fullscreen", "false");
add(launcher);
launcher.setPreferredSize(new Dimension(width, height));
pack();
setLocationRelativeTo(null);
setResizable(true);
if (maximize)
setExtendedState(MAXIMIZED_BOTH);
validate();
launcher.init();
launcher.start();
setVisible(true);
}
private final class ForceExitHandler extends WindowAdapter {
@Override
public void windowClosing(WindowEvent event) {
new Thread(new Runnable() {
@Override
public void run() {
try {
Thread.sleep(30000L);
} catch (InterruptedException e) {
e.printStackTrace();
}
LOGGER.info("Forcing exit!");
System.exit(0);
}
}).start();
if (launcher != null) {
launcher.stop();
launcher.destroy();
}
// old minecraft versions can hang without this >_<
System.exit(0);
}
}
}
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