diff --git a/src/java/org/lwjgl/applet/LWJGLInstaller.java b/src/java/org/lwjgl/applet/LWJGLInstaller.java deleted file mode 100644 index 2cc239d5..00000000 --- a/src/java/org/lwjgl/applet/LWJGLInstaller.java +++ /dev/null @@ -1,312 +0,0 @@ -/* - * Copyright (c) 2006 LWJGL Project - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * * Neither the name of 'LWJGL' nor the names of - * its contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED - * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ -package org.lwjgl.applet; - -import java.io.BufferedInputStream; -import java.io.BufferedOutputStream; -import java.io.File; -import java.io.FileFilter; -import java.io.FileOutputStream; -import java.io.IOException; -import java.io.InputStream; -import java.io.OutputStream; -import java.security.AccessController; -import java.security.PrivilegedAction; -import java.security.PrivilegedExceptionAction; - -import org.lwjgl.LWJGLUtil; - -/** - *

- * - *

- * @author Brian Matzon - * @version $Revision$ - * $Id$ - */ -public class LWJGLInstaller { - - /** - * Files to install for each supported platform - * @see org.lwjgl.LWJGLUtil#getPlatform() - */ - public static final String[][] PLATFORM_FILES = { - { "lwjgl", "lwjgl-fmod3", "lwjgl-devil", "openal", "fmod", "IL", "ILU", "ILUT", "jinput-osx"}, - { "lwjgl", "lwjgl-fmod3", "lwjgl-devil", "openal", "fmod", "IL", "ILU", "ILUT", "jinput-linux"}, - { "lwjgl", "lwjgl-fmod3", "lwjgl-devil", "OpenAL32", "fmod", "DevIL", "ILU", "ILUT", "jinput-dx8", "jinput-raw"} - }; - - /** Whether the installer has been called */ - public static boolean installed; - - /** Whether to hook uninstall rutine. Must be called prior to installation */ - public static boolean disableUninstall = false; - - /** Buffer used when copying files */ - private static final byte[] COPY_BUFFER = new byte[4096]; - - private LWJGLInstaller() { - /* Unused */ - } - - /** - * Create a temporary installation of LWJGL. - * This will extract the relevant native files (for the platform) into - * the users temp directory, and instruct the LWJGL subsystem to load its - * native files from there. - * The files required by the installer, are gotten from the classloader via its - * getResource command, and are assumed to in the path: /native// - * Any call to this method will also add a shutdown hook to the uninstall of the libraries - * Note: Due to the nature of native libraries, we cannot actually uninstall the currently - * loaded files, but rather the "last" installed. This means that the most recent install of LWJGL - * will always be present in the users temp dir. - * - * @see java.lang.ClassLoader#getResource(String) - */ - public static void tempInstall() throws Exception { - // only need to install once - if (installed) { - return; - } - - try { - // libraries to validate and install - String[] libraries = PLATFORM_FILES[LWJGLUtil.getPlatform() - 1]; - - // Validate the certificates of the native files - validateCertificates(); - - // install shutdown installer hook - if(!disableUninstall) { - AccessController.doPrivileged(new PrivilegedAction() { - public Object run() { - Runtime.getRuntime().addShutdownHook(new Thread() { - public void run() { - uninstall(); - } - }); - return null; - } - }); - } - - // create a temporary dir for the native files - String user_temp_dir = getPriviledgedString("java.io.tmpdir"); - final String path = createTemporaryDir(user_temp_dir); - - // extract natives - for (int i = 0; i < libraries.length; i++) { - String library = System.mapLibraryName(libraries[i]); - extract(library, path); - } - - AccessController.doPrivileged(new PrivilegedAction() { - public Object run() { - System.setProperty("org.lwjgl.librarypath", path); - return null; - } - }); - } catch (Exception e) { - LWJGLUtil.log("Failed extraction e = " + e.getMessage()); - uninstall(); - throw e; - } - } - - /** - * Validates the certificates of the native libraries. - * When installing native libraries, it is imperative that we also check the certficates. - * The reson for this, is that a user may inject a malicious jar to the classpath - * before the "real" LWJGL jar, containing native libraries with unwanted code. - * By forcing all the native libraries to have the same certificate as the signed - * installer, we can also be sure that the native libraries indeed are correct. - * @throws Exception If we encounter a certificate mismatch - */ - private static void validateCertificates() throws Exception { - /* TODO */ - } - - /** - * Extracts a file in the classpath to a specified dir - * - * @param file File to extract - * @param path Path to extract to - */ - private static void extract(final String file, final String path) { - AccessController.doPrivileged(new PrivilegedAction() { - public Object run() { - // check for existing file, and get out - File out = new File(path + File.separator + file); - if (out.exists()) { - return null; - } - - // create the new file and copy it to its destination - try { - out.createNewFile(); - String in = "/native/" + LWJGLUtil.getPlatformName() + "/" + file; - OutputStream os = new BufferedOutputStream(new FileOutputStream(out)); - InputStream is = new BufferedInputStream(getClass().getResourceAsStream(in)); - - // Sanity check - // =========================================== - if (os == null) { - LWJGLUtil.log("Unable to write to outputstream at " + out.getAbsolutePath()); - return null; - } - - if (is == null) { - LWJGLUtil.log("Unable to read classpath inputstream from " + in); - return null; - } - // ------------------------------------------- - - // copy the actual file - copyFile(is, os); - } catch (IOException ioe) { - LWJGLUtil.log("Exception while extracting " + file + ": " + ioe.getMessage()); - return null; - } - return null; - } - }); - } - - /** - * Copies an inputstream to an outputstream - * @param is InputStream to read from - * @param os OutputStream to write to - * @throws IOException if the copy process fail in any way - */ - static void copyFile(InputStream is, OutputStream os) throws IOException { - int len; - while ((len = is.read(COPY_BUFFER)) > 0) { - os.write(COPY_BUFFER, 0, len); - } - is.close(); - os.close(); - } - - /** - * Creates the temporary dir to store lwjgl files in. - * The temporary dir will be created in the users temp dir and - * called 'lwjgl-' and appended System.currentTimeMillis(). A watermark file - * called '.lwjglinstaller' will also be created in the directory. - * @return Name of temp directory or null if directory creation failed - */ - static String createTemporaryDir(final String user_temp_dir) throws Exception { - return (String) AccessController.doPrivileged(new PrivilegedExceptionAction() { - public Object run() throws Exception { - // create the temp directory - File tempDir = new File(user_temp_dir + File.separator + "lwjgl-" + System.currentTimeMillis()); - if(!tempDir.mkdir()) { - throw new IOException("Failed to create directory: " + tempDir); - } - - // add the watermark file - // TODO: Write some info to the file ? - File watermark = new File(tempDir.getAbsolutePath() + File.separator + ".lwjglinstaller"); - watermark.createNewFile(); - return tempDir.getAbsolutePath(); - } - }); - } - - - /** - * Gets a property as a privileged action. - */ - private static String getPriviledgedString(final String property) { - return (String) AccessController.doPrivileged(new PrivilegedAction() { - public Object run() { - return System.getProperty(property); - } - }); - } - - /** - * Uninstalls any PREVIOUS installations - * We cannot uninstall the current installation, since the files are locked - * by the VM. - */ - private static void uninstall() { - LWJGLUtil.log("running LWJGL uninstaller"); - - // locate all installer dirs and uninstall them - AccessController.doPrivileged(new PrivilegedAction() { - public Object run() { - String temp = System.getProperty("java.io.tmpdir"); - File tempDir = new File(temp); - File[] files = tempDir.listFiles(new FileFilter() { - - /* - * @see java.io.FileFilter#accept(java.io.File) - */ - public boolean accept(File pathname) { - return pathname.getAbsolutePath().indexOf("lwjgl") != -1 && isInstallDirectory(pathname); - } - - /** - * Checks whether the specified directory is an install directory. - * This is done by checking for the watermark file - * @param directory Directory to check - * @return true if the directory is an install directory - */ - private boolean isInstallDirectory(File directory) { - File installFile = new File(directory.getAbsolutePath() + File.separator + ".lwjglinstaller"); - return installFile.exists(); - } - - }); - - // uninstall each of the dirs - for (int i = 0; i < files.length; i++) { - uninstall(files[i]); - } - return null; - } - }); - } - - /** - * Uninstall LWJGL from a directory. This deletes all the files in the directory - * and deletes the directory too. - * @param file directory to uninstall LWJGL from - */ - private static void uninstall(File file) { - File[] files = file.listFiles(); - for (int i = 0; i < files.length; i++) { - files[i].delete(); - } - file.delete(); - } -}