293 lines
12 KiB
Java
293 lines
12 KiB
Java
package the.bytecode.club.bytecodeviewer.decompilers.impl;
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import java.io.BufferedReader;
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import java.io.File;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.io.PrintWriter;
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import java.io.StringWriter;
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import java.util.Arrays;
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import java.util.stream.Collectors;
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import me.konloch.kontainer.io.DiskReader;
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import org.apache.commons.lang3.ArrayUtils;
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import org.objectweb.asm.tree.ClassNode;
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import the.bytecode.club.bytecodeviewer.BytecodeViewer;
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import the.bytecode.club.bytecodeviewer.Configuration;
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import the.bytecode.club.bytecodeviewer.Constants;
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import the.bytecode.club.bytecodeviewer.api.ExceptionUI;
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import the.bytecode.club.bytecodeviewer.decompilers.InternalDecompiler;
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import the.bytecode.club.bytecodeviewer.resources.ExternalResources;
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import the.bytecode.club.bytecodeviewer.translation.TranslatedStrings;
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import the.bytecode.club.bytecodeviewer.util.JarUtils;
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import the.bytecode.club.bytecodeviewer.util.MiscUtils;
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import the.bytecode.club.bytecodeviewer.util.ZipUtils;
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import static the.bytecode.club.bytecodeviewer.Constants.fs;
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import static the.bytecode.club.bytecodeviewer.Constants.krakatauWorkingDirectory;
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import static the.bytecode.club.bytecodeviewer.Constants.nl;
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/***************************************************************************
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* Bytecode Viewer (BCV) - Java & Android Reverse Engineering Suite *
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* Copyright (C) 2014 Kalen 'Konloch' Kinloch - http://bytecodeviewer.com *
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* *
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* This program is free software: you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation, either version 3 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program. If not, see <http://www.gnu.org/licenses/>. *
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***************************************************************************/
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/**
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* Krakatau Java Decompiler Wrapper, requires Python 2.7
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*
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* @author Konloch
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*/
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public class KrakatauDecompiler extends InternalDecompiler
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{
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public String buildCLIArguments()
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{
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if (Configuration.library.isEmpty())
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return "";
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File dir = new File(Configuration.library);
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if (!dir.exists())
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return "";
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if (!dir.isDirectory())
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return ";" + Configuration.library;
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File[] files = dir.listFiles();
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if (files == null || files.length == 0)
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return "";
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return ";" + Arrays.stream(files).filter(File::isFile)
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.map(File::getAbsolutePath).collect(Collectors.joining(";"));
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}
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public String decompileClassNode(File krakatauTempJar, File krakatauTempDir, ClassNode cn)
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{
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if(!ExternalResources.getSingleton().hasSetPython2Command())
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return TranslatedStrings.YOU_NEED_TO_SET_YOUR_PYTHON_2_PATH.toString();
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ExternalResources.getSingleton().rtCheck();
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if (Configuration.rt.isEmpty())
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{
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BytecodeViewer.showMessage(TranslatedStrings.YOU_NEED_TO_SET_YOUR_JAVA_RT_PATH_A
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+ "\r\n" + TranslatedStrings.YOU_NEED_TO_SET_YOUR_JAVA_RT_PATH_B);
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ExternalResources.getSingleton().selectJRERTLibrary();
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}
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if (Configuration.rt.isEmpty())
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{
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BytecodeViewer.showMessage(TranslatedStrings.YOU_NEED_TO_SET_YOUR_JAVA_RT_PATH_A
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+ "\r\n" + TranslatedStrings.YOU_NEED_TO_SET_YOUR_JAVA_RT_PATH_B);
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return TranslatedStrings.YOU_NEED_TO_SET_YOUR_JAVA_RT_PATH_A
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+ " " + TranslatedStrings.YOU_NEED_TO_SET_YOUR_JAVA_RT_PATH_B;
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}
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String s = ExceptionUI.SEND_STACKTRACE_TO_NL;
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try {
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String[] pythonCommands = new String[]{Configuration.python2};
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if(Configuration.python2Extra)
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pythonCommands = ArrayUtils.addAll(pythonCommands, "-2");
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ProcessBuilder pb = new ProcessBuilder(ArrayUtils.addAll(
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pythonCommands,
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"-O", //love you storyyeller <3
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krakatauWorkingDirectory + fs + "decompile.py",
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"-skip", //love you storyyeller <3
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"-nauto",
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"-path",
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Configuration.rt + ";" + krakatauTempJar.getAbsolutePath() + buildCLIArguments(),
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"-out",
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krakatauTempDir.getAbsolutePath(),
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cn.name + ".class"
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));
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Process process = pb.start();
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BytecodeViewer.createdProcesses.add(process);
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StringBuilder log = new StringBuilder(TranslatedStrings.PROCESS2 + nl + nl);
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//Read out dir output
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try (InputStream is = process.getInputStream();
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InputStreamReader isr = new InputStreamReader(is);
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BufferedReader br = new BufferedReader(isr)) {
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String line;
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while ((line = br.readLine()) != null) {
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log.append(nl).append(line);
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}
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}
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log.append(nl).append(nl).append(TranslatedStrings.ERROR2).append(nl).append(nl);
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try (InputStream is = process.getErrorStream();
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InputStreamReader isr = new InputStreamReader(is);
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BufferedReader br = new BufferedReader(isr)) {
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String line;
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while ((line = br.readLine()) != null) {
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log.append(nl).append(line);
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}
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}
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int exitValue = process.waitFor();
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log.append(nl).append(nl).append(TranslatedStrings.EXIT_VALUE_IS).append(" ").append(exitValue);
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s = log.toString();
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//if the motherfucker failed this'll fail, aka wont set.
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s = DiskReader.loadAsString(krakatauTempDir.getAbsolutePath() + fs + cn.name + ".java");
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} catch (Exception e) {
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StringWriter sw = new StringWriter();
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e.printStackTrace(new PrintWriter(sw));
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e.printStackTrace();
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s += nl + ExceptionUI.SEND_STACKTRACE_TO_NL + sw;
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}
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return s;
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}
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@Override
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public String decompileClassNode(ClassNode cn, byte[] b)
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{
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//TODO look into transforming through krakatau as a zip rather than direct classfile
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if(!ExternalResources.getSingleton().hasSetPython2Command())
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return TranslatedStrings.YOU_NEED_TO_SET_YOUR_PYTHON_2_PATH.toString();
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if (Configuration.rt.isEmpty()) {
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BytecodeViewer.showMessage(TranslatedStrings.YOU_NEED_TO_SET_YOUR_JAVA_RT_PATH_A
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+ "\r\n" + TranslatedStrings.YOU_NEED_TO_SET_YOUR_JAVA_RT_PATH_B);
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ExternalResources.getSingleton().selectJRERTLibrary();
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}
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if (Configuration.rt.isEmpty()) {
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BytecodeViewer.showMessage("You need to set RT.jar!");
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return "Set your paths";
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}
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String s = ExceptionUI.SEND_STACKTRACE_TO_NL;
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final File tempDirectory = new File(Constants.tempDirectory + fs + MiscUtils.randomString(32) + fs);
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tempDirectory.mkdir();
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final File tempJar = new File(Constants.tempDirectory + fs + "temp" + MiscUtils.randomString(32) + ".jar");
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JarUtils.saveAsJarClassesOnly(BytecodeViewer.getLoadedClasses(), tempJar.getAbsolutePath());
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try {
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String[] pythonCommands = new String[]{Configuration.python2};
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if(Configuration.python2Extra)
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pythonCommands = ArrayUtils.addAll(pythonCommands, "-2");
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ProcessBuilder pb = new ProcessBuilder(ArrayUtils.addAll(
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pythonCommands,
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"-O", //love you storyyeller <3
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krakatauWorkingDirectory + fs + "decompile.py",
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"-skip", //love you storyyeller <3
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"-nauto",
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"-path",
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Configuration.rt + ";" + tempJar.getAbsolutePath() + buildCLIArguments(),
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"-out",
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tempDirectory.getAbsolutePath(),
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cn.name + ".class"
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));
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Process process = pb.start();
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BytecodeViewer.createdProcesses.add(process);
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StringBuilder log = new StringBuilder(TranslatedStrings.PROCESS2 + nl + nl);
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//Read out dir output
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try (InputStream is = process.getInputStream();
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InputStreamReader isr = new InputStreamReader(is);
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BufferedReader br = new BufferedReader(isr)) {
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String line;
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while ((line = br.readLine()) != null) {
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log.append(nl).append(line);
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}
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}
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log.append(nl).append(nl).append(TranslatedStrings.ERROR2).append(nl).append(nl);
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try (InputStream is = process.getErrorStream();
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InputStreamReader isr = new InputStreamReader(is);
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BufferedReader br = new BufferedReader(isr)) {
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String line;
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while ((line = br.readLine()) != null) {
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log.append(nl).append(line);
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}
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}
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int exitValue = process.waitFor();
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log.append(nl).append(nl).append(TranslatedStrings.EXIT_VALUE_IS).append(" ").append(exitValue);
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s = log.toString();
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//if the motherfucker failed this'll fail, aka wont set.
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s = DiskReader.loadAsString(tempDirectory.getAbsolutePath() + fs + cn.name + ".java");
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tempDirectory.delete();
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tempJar.delete();
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} catch (Exception e) {
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StringWriter sw = new StringWriter();
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e.printStackTrace(new PrintWriter(sw));
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e.printStackTrace();
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s += nl + ExceptionUI.SEND_STACKTRACE_TO_NL + sw;
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}
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return s;
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}
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@Override
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public void decompileToZip(String sourceJar, String zipName) {
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if(!ExternalResources.getSingleton().hasSetPython2Command())
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return;
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ExternalResources.getSingleton().rtCheck();
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if (Configuration.rt.isEmpty()) {
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BytecodeViewer.showMessage(TranslatedStrings.YOU_NEED_TO_SET_YOUR_JAVA_RT_PATH_A
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+ "\r\n" + TranslatedStrings.YOU_NEED_TO_SET_YOUR_JAVA_RT_PATH_B);
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ExternalResources.getSingleton().selectJRERTLibrary();
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}
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String ran = MiscUtils.randomString(32);
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final File tempDirectory = new File(Constants.tempDirectory + fs + ran + fs);
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tempDirectory.mkdir();
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final File tempJar = new File(sourceJar);
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try {
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String[] pythonCommands = new String[]{Configuration.python2};
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if(Configuration.python2Extra)
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pythonCommands = ArrayUtils.addAll(pythonCommands, "-2");
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ProcessBuilder pb = new ProcessBuilder(ArrayUtils.addAll(
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pythonCommands,
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"-O", //love you storyyeller <3
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krakatauWorkingDirectory + fs + "decompile.py",
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"-skip", //love you storyyeller <3
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"-nauto",
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"-path",
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Configuration.rt + ";" + tempJar.getAbsolutePath(),
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"-out",
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tempDirectory.getAbsolutePath(),
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tempJar.getAbsolutePath()
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));
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Process process = pb.start();
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BytecodeViewer.createdProcesses.add(process);
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process.waitFor();
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MiscUtils.printProcess(process);
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ZipUtils.zipFolder(tempDirectory.getAbsolutePath(), zipName, ran);
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} catch (Exception e) {
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BytecodeViewer.handleException(e);
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}
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}
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}
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