AppSetup.java

/*
 * This software copyright by various authors including the RPTools.net
 * development team, and licensed under the LGPL Version 3 or, at your option,
 * any later version.
 *
 * Portions of this software were originally covered under the Apache Software
 * License, Version 1.1 or Version 2.0.
 *
 * See the file LICENSE elsewhere in this distribution for license details.
 */

package net.rptools.maptool.client;

import java.awt.EventQueue;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.MalformedURLException;
import java.net.URL;

import javax.swing.JOptionPane;
import javax.swing.JTextPane;

import net.rptools.lib.FileUtil;
import net.rptools.maptool.model.AssetManager;

import org.apache.commons.io.IOUtils;
import org.apache.log4j.Logger;
import org.jdesktop.swingworker.SwingWorker;

/**
 * Executes only the first time the application is run.
 */
public class AppSetup {
	private static final Logger log = Logger.getLogger(AppSetup.class);

	public static void install() {
		File appDir = AppUtil.getAppHome();

		// Only init once
		if (appDir.listFiles().length > 0) {
			return;
		}
		try {
			installDefaultTokens();
		} catch (IOException ioe) {
			ioe.printStackTrace();
		}
	}

	public static void installDefaultTokens() throws IOException {
		installLibrary("Default", AppSetup.class.getClassLoader().getResource("default_images.zip"));
	}

	/**
	 * Overwrites any existing README file in the ~/.maptool/resource directory with the one from the current MapTool
	 * JAR file. This way any updates to the README will eventually be seen by the user, although only when a new
	 * directory is added to the resource library...
	 * 
	 * @throws IOException
	 */
	private static void createREADME() throws IOException {
		File outFilename = new File(AppConstants.UNZIP_DIR, "README");
		InputStream inStream = null;
		OutputStream outStream = null;
		try {
			inStream = AppSetup.class.getResourceAsStream("README");
			outStream = new BufferedOutputStream(new FileOutputStream(outFilename));
			IOUtils.copy(inStream, outStream);
		} finally {
			IOUtils.closeQuietly(inStream);
			IOUtils.closeQuietly(outStream);
		}
	}

	public static void installLibrary(String libraryName, URL resourceFile) throws IOException {
		createREADME();
		File unzipDir = new File(AppConstants.UNZIP_DIR, libraryName);
		FileUtil.unzip(resourceFile, unzipDir);
		installLibrary(libraryName, unzipDir);
	}

	public static void installLibrary(final String libraryName, final File root) throws IOException {
		// Add as a resource root
		AppPreferences.addAssetRoot(root);
		if (MapTool.getFrame() != null) {
			MapTool.getFrame().addAssetRoot(root);

			// License
			File licenseFile = new File(root, "License.txt");
			if (!licenseFile.exists()) {
				licenseFile = new File(root, "license.txt");
			}
			if (licenseFile.exists()) {
				final File licenseFileFinal = licenseFile;
				EventQueue.invokeLater(new Runnable() {
					public void run() {
						try {
							JTextPane pane = new JTextPane();
							pane.setPage(licenseFileFinal.toURI().toURL());
							JOptionPane.showMessageDialog(MapTool.getFrame(), pane, "License for " + libraryName, JOptionPane.INFORMATION_MESSAGE);
						} catch (MalformedURLException e) {
							log.error("Could not load license file: " + licenseFileFinal, e);
						} catch (IOException e) {
							log.error("Could not load license file: " + licenseFileFinal, e);
						}
					}
				});
			}
		}
		new SwingWorker<Object, Object>() {
			@Override
			protected Object doInBackground() throws Exception {
				AssetManager.searchForImageReferences(root, AppConstants.IMAGE_FILE_FILTER);
				return null;
			}
		}.execute();
	}
}