ModPackVersionChangeDialog.java

/*
 * This file is part of FTB Launcher.
 *
 * Copyright © 2012-2016, FTB Launcher Contributors <https://github.com/Slowpoke101/FTBLaunch/>
 * FTB Launcher is 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 net.ftb.gui.dialogs;

import java.awt.Container;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JDialog;
import javax.swing.JLabel;
import javax.swing.JTextArea;

import net.ftb.data.Settings;
import net.ftb.gui.GuiConstants;
import net.ftb.gui.LaunchFrame;
import net.ftb.locale.I18N;
import net.ftb.log.Logger;
import net.ftb.tools.ModManager;
import net.miginfocom.swing.MigLayout;

@SuppressWarnings("serial")
public class ModPackVersionChangeDialog extends JDialog
{
	private JLabel messageLbl;
	private JLabel updateLbl;
	private JTextArea versionLbl;

	private JButton update;
	private JButton abort;
	private JCheckBox backupCFG;
	private JCheckBox backupSave;

	public ModPackVersionChangeDialog (LaunchFrame instance, boolean modal, final String storedVersion, final String onlineVersion)
	{
		super(instance, modal);

		setupGui(storedVersion, onlineVersion);

		update.addActionListener(new ActionListener()
		{
			@Override
			public void actionPerformed (ActionEvent arg0)
			{
				LaunchFrame.allowVersionChange = true;
				LaunchFrame.doVersionBackup = backupCFG.isSelected();
				Settings.getSettings().setPackVer(onlineVersion);
				ModManager.backupSave = backupSave.isSelected();
				setVisible(false);
			}
		});

		abort.addActionListener(new ActionListener()
		{
			@Override
			public void actionPerformed (ActionEvent arg0)
			{
				LaunchFrame.allowVersionChange = false;
				Settings.getSettings().setPackVer(storedVersion);
				setVisible(false);
			}
		});
	}

	private void setupGui (String storedVersion, String onlineVersion)
	{
		setIconImage(Toolkit.getDefaultToolkit().getImage(this.getClass().getResource("/image/logo_ftb.png")));
		setTitle(I18N.getLocaleString("UPDATEMODPACK_TITLE"));
		setResizable(true);

		Container panel = getContentPane();
		panel.setLayout(new MigLayout());

		if (isNewer(onlineVersion, storedVersion))
		{
			messageLbl = new JLabel(I18N.getLocaleString("UPDATEMODPACK_ISAVALIBLE"));
			updateLbl = new JLabel(I18N.getLocaleString("UPDATE_WICHUPDATE"));
		}
		else
		{
			messageLbl = new JLabel(I18N.getLocaleString("UPDATEMODPACK_DOWNGRADE"));
			updateLbl = new JLabel(I18N.getLocaleString("UPDATE_DOWNGRADE"));
		}

		versionLbl = new JTextArea(I18N.getLocaleString("UPDATEMODPACK_FROM_TO_VERSION").replace("%LOCALVER%", storedVersion).replace("%ONLINEVER%", onlineVersion));
		versionLbl.setEditable(false);
		versionLbl.setHighlighter(null);
		versionLbl.setBorder(BorderFactory.createEmptyBorder());

		update = new JButton(I18N.getLocaleString("MAIN_YES"));
		abort = new JButton(I18N.getLocaleString("MAIN_NO"));
		backupCFG = new JCheckBox(I18N.getLocaleString("UPDATEMODPACK_BACKUPCFG"));
		backupSave = new JCheckBox(I18N.getLocaleString("UPDATEMODPACK_BACKUPSave"));

		panel.add(messageLbl, GuiConstants.CENTER_SINGLE_LINE);
		panel.add(versionLbl, GuiConstants.WRAP);
		panel.add(updateLbl, GuiConstants.CENTER_SINGLE_LINE);
		panel.add(backupCFG, GuiConstants.CENTER_SINGLE_LINE);
		panel.add(backupSave, GuiConstants.CENTER_SINGLE_LINE);
		panel.add(update);
		panel.add(abort);

		pack();
		setLocationRelativeTo(getOwner());
	}

	public boolean isNewer (String onlineVersion, String storedVersion)
	{
		if (storedVersion == null || storedVersion.isEmpty())
		{
			return true;
		}
		String[] oV = onlineVersion.split("[._-]");
		String[] sV = storedVersion.split("[._-]");
		Logger.logInfo(onlineVersion + " " + storedVersion);
		for(int i = 0; i < oV.length; i++)
		{
			if (sV.length > i)
			{
				if (Integer.parseInt(oV[i]) > Integer.parseInt(sV[i]))
				{
					Logger.logInfo(oV[i] + ">" + sV[i]);
					Logger.logInfo("ret true");
					return true;
				}
				else if (Integer.parseInt(oV[i]) < Integer.parseInt(sV[i]))
				{
					return false;
					// stored would be older in this case
				}
			}
		}
		Logger.logInfo("ret False");
		return false;
	}
}