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Delete Main.java
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/*
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* @author bytedream
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* @version 1.12.0
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*
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* Some <code>@since</code> versions may be not correct, because the <code>@since</code> tag got added in
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* version 1.12.0 and I don't have all versions (1.0.0 - 1.11.0), so I cannot see when some methods were added
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*/
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package org.bytedream.cryptogx;
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import javafx.application.Application;
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import javafx.fxml.FXMLLoader;
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import javafx.scene.Parent;
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import javafx.scene.Scene;
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import javafx.scene.control.*;
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import javafx.scene.image.Image;
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import javafx.stage.Screen;
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import javafx.stage.Stage;
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import javafx.stage.StageStyle;
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import javax.crypto.BadPaddingException;
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import javax.crypto.IllegalBlockSizeException;
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import javax.crypto.NoSuchPaddingException;
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import javax.swing.*;
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import java.io.*;
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import java.nio.charset.StandardCharsets;
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import java.security.InvalidAlgorithmParameterException;
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import java.security.InvalidKeyException;
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import java.security.NoSuchAlgorithmException;
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import java.security.spec.InvalidKeySpecException;
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import java.util.*;
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import java.util.concurrent.atomic.AtomicReference;
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/**
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* <p>Main class<p/>
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*
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* @since 1.0.0
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*/
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public class Main extends Application {
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protected static final int NON_PORTABLE = 1;
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protected static final int PORTABLE = 0;
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protected static final int TYPE = NON_PORTABLE;
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protected final static String configDefaultTextKey = "";
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protected final static String configDefaultTextSalt = "";
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protected final static String configDefaultTextAlgorithm = "AES-128";
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protected final static String configDefaultFileEnDecryptKey = "";
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protected final static String configDefaultFileEnDecryptSalt = "";
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protected final static String configDefaultFileEnDecryptAlgorithm = "AES-128";
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protected final static int configDefaultFileDeleteIterations = 5;
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protected final static String configDefaultFileOutputPath = "";
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protected final static boolean configDefaultRemoveFileFromFileBox = false;
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protected final static boolean configDefaultLimitNumberOfThreads = true;
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private final static byte[] buffer = new byte[64];
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private static Stage mainStage;
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private double rootWindowX, rootWindowY;
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protected static File config;
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protected static boolean isConfig;
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/**
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* <p>Start the GUI</p>
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*
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* @param primaryStage of the GUI
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* @throws IOException if issues with loading 'mainGUI.fxml'
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*
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* @since 1.0.0
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*/
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@Override
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public void start(Stage primaryStage) throws IOException {
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Thread.setDefaultUncaughtExceptionHandler(Main::exceptionAlert);
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mainStage = primaryStage;
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Parent root = FXMLLoader.load(getClass().getResource("resources/mainGUI.fxml"));
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primaryStage.initStyle(StageStyle.UNDECORATED);
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primaryStage.setResizable(false);
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primaryStage.setTitle("cryptoGX");
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primaryStage.getIcons().add(new Image(getClass().getResource("resources/cryptoGX.png").toExternalForm()));
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Scene scene = new Scene(root);
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//Scene scene = new Scene(root, 900, 470);
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scene.setOnMouseDragged(event -> {
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primaryStage.setX(event.getScreenX() + rootWindowX);
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primaryStage.setY(event.getScreenY() + rootWindowY);
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});
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scene.setOnMousePressed(event -> {
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rootWindowX = scene.getX() - event.getSceneX();
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rootWindowY = scene.getY() - event.getSceneY();
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});
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primaryStage.setScene(scene);
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primaryStage.show();
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}
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/**
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* <p>Enter method for the application.
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* Can also be used to en- / decrypt text and files or secure delete files without starting GUI</p>
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*
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* @param args from the command line
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* @return
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* @throws BadPaddingException
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* @throws NoSuchAlgorithmException if wrong algorithm is given (command line)
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* @throws IllegalBlockSizeException if wrong size for key is given (command line)
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* @throws NoSuchPaddingException
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* @throws InvalidKeyException if invalid key is given (command line)
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* @throws InvalidKeySpecException
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* @throws IOException if files cannot be en- / decrypted or deleted correctly (command line)
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* @throws InvalidAlgorithmParameterException if wrong algorithm parameters are given (command line)
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*
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* @since 1.0.0
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*/
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public static void main(String[] args) throws BadPaddingException, NoSuchAlgorithmException, IllegalBlockSizeException, NoSuchPaddingException, InvalidKeyException, InvalidKeySpecException, IOException, InvalidAlgorithmParameterException {
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if (Main.TYPE == Main.PORTABLE) {
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String system = System.getProperty("os.name").toLowerCase();
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if (system.startsWith("windows")) {
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config = new File("C:\\Users\\" + System.getProperty("user.name") + "\\AppData\\Roaming\\cryptoGX\\cryptoGX.config");
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File directory = new File("C:\\Users\\" + System.getProperty("user.name") + "\\AppData\\Roaming\\cryptoGX");
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if (!directory.isDirectory()) {
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directory.mkdir();
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}
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} else if (system.startsWith("linux")) {
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config = new File(System.getProperty("user.home") + "/.cryptoGX/cryptoGX.config");
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File directory = new File(System.getProperty("user.home") + "/.cryptoGX/");
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if (!directory.isDirectory()) {
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directory.mkdir();
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}
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} else {
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config = new File("cryptoGX.config");
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}
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} else {
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config = new File("cryptoGX.config");
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}
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isConfig = config.isFile();
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if (args.length == 0) {
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launch(args);
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} else {
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args[0] = args[0].replace("-", "");
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if (args[0].toLowerCase().equals("help") || args[0].toUpperCase().equals("H")) {
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System.out.println("Usage AES: \n\n" +
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" Text en- / decryption\n" +
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" encrypt: <cryptoGX jar file> AES <key> <salt> encrypt <string>\n" +
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" decrypt: <cryptoGX jar file> AES <key> <salt> decrypt <encrypted string>\n\n" +
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" File en- / decryption\n" +
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" encrypt: <cryptoGX jar file> AES <key> <salt> encrypt <path of file to encrypt> <encrypted file dest>\n" +
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" decrypt: <cryptoGX jar file> AES <key> <salt> decrypt <encrypted file path> <decrypted file dest>\n\n" +
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"File secure delete: <cryptoGX jar file> delete <iterations> <path of file to delete>"); //for <iterations> the argument 'default' can be used, which is 5
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} else if (args[0].toLowerCase().equals("delete")) {
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if (args.length > 3) {
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System.err.println("To many arguments were given, expected 3");
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} else if (args.length < 3) {
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System.err.println("To few arguments were given, expected 3");
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}
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try {
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if (args[1].equals("default")) {
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args[1] = "5";
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}
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File deleteFile = new File(args[2]);
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if (deleteFile.isFile()) {
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SecureDelete.deleteFile(deleteFile, Integer.parseInt(args[1]), buffer);
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} else if (deleteFile.isDirectory()) {
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SecureDelete.deleteDirectory(args[2], Integer.parseInt(args[1]), buffer);
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} else {
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System.err.println("Couldn't find file " + args[4]);
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System.exit(1);
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}
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} catch (NumberFormatException e) {
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System.err.println(args[1] + " must be a number\n Error: " + e.getMessage());
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}
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} else if (args[0].toLowerCase().equals("aes")) {
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if (args.length < 5) {
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System.err.println("To few arguments were given");
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System.exit(1);
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} else if (args.length > 6) {
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System.err.println("To many arguments were given");
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System.exit(1);
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}
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EnDecrypt.AES aes;
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if (args[2].isEmpty()) {
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aes = new EnDecrypt.AES(args[1], new byte[16]);
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} else {
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aes = new EnDecrypt.AES(args[1], args[2].getBytes(StandardCharsets.UTF_8));
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}
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String type = args[3].toLowerCase();
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if (args.length == 5) {
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if (type.equals("encrypt")) {
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System.out.println(Base64.getEncoder().encodeToString(aes.encrypt(args[4].getBytes(StandardCharsets.UTF_8))));
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} else if (type.equals("decrypt")) {
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System.out.println(aes.decrypt(args[4]));
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} else {
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System.err.println("Couldn't resolve argument " + args[3] + ", expected 'encrypt' or 'decrypt'");
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System.exit(1);
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}
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} else {
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if (type.equals("encrypt")) {
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File inputFile = new File(args[4]);
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if (inputFile.isFile()) {
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aes.encryptFile(new FileInputStream(inputFile), new FileOutputStream(args[5]), new byte[64]);
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} else if (inputFile.isDirectory()) {
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aes.encryptDirectory(args[4], args[5], ".cryptoGX", new byte[64]);
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} else {
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System.err.println("Couldn't find file " + args[4]);
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System.exit(1);
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}
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} else if (type.equals("decrypt")) {
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File inputFile = new File(args[4]);
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if (inputFile.isFile()) {
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aes.decryptFile(new FileInputStream(inputFile), new FileOutputStream(args[5]), new byte[64]);
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} else if (inputFile.isDirectory()) {
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aes.decryptDirectory(args[4], args[5], "@.cryptoGX@", new byte[64]);
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} else {
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System.err.println("Couldn't find file " + args[4]);
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System.exit(1);
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}
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} else {
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System.err.println("Couldn't resolve argument " + args[3] + ", expected 'encrypt' or 'decrypt'");
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System.exit(1);
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}
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}
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System.exit(0);
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}
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}
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}
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/**
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* <p>"Catch" all uncatched exceptions and opens an alert window</p>
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*
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* @param thread which called this method
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* @param throwable of the thread which called the method
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*
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* @since 1.3.0
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*/
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private static void exceptionAlert(Thread thread, Throwable throwable) {
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throwable.printStackTrace();
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AtomicReference<Double> exceptionAlertX = new AtomicReference<>(Screen.getPrimary().getBounds().getMaxX() / 2);
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AtomicReference<Double> exceptionAlertY = new AtomicReference<>(Screen.getPrimary().getBounds().getMaxY() / 2);
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Alert enDecryptError = new Alert(Alert.AlertType.ERROR, "Error: " + throwable, ButtonType.OK);
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enDecryptError.initStyle(StageStyle.UNDECORATED);
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enDecryptError.setTitle("Error");
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enDecryptError.setResizable(true);
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((Stage) enDecryptError.getDialogPane().getScene().getWindow()).getIcons().add(new Image(Main.class.getResource("resources/cryptoGX.png").toExternalForm()));
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enDecryptError.getDialogPane().setContent(new Label("Error: " + throwable));
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Scene window = enDecryptError.getDialogPane().getScene();
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window.setOnMouseDragged(dragEvent -> {
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enDecryptError.setX(dragEvent.getScreenX() + exceptionAlertX.get());
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enDecryptError.setY(dragEvent.getScreenY() + exceptionAlertY.get());
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});
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window.setOnMousePressed(pressEvent -> {
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exceptionAlertX.set(window.getX() - pressEvent.getSceneX());
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exceptionAlertY.set(window.getY() - pressEvent.getSceneY());
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});
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enDecryptError.show();
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}
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/**
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* <p>Shows an error alert window</p>
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*
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* @param message which will the alert show
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* @param error which will show after the message
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*/
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protected static void errorAlert(String message, String error) {
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AtomicReference<Double> alertX = new AtomicReference<>(Screen.getPrimary().getBounds().getMaxX() / 2);
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AtomicReference<Double> alertY = new AtomicReference<>(Screen.getPrimary().getBounds().getMaxY() / 2);
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Alert enDecryptError = new Alert(Alert.AlertType.ERROR, message +
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"\nError: " + error, ButtonType.OK);
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enDecryptError.initStyle(StageStyle.UNDECORATED);
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enDecryptError.setTitle("Error");
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enDecryptError.setResizable(true);
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((Stage) enDecryptError.getDialogPane().getScene().getWindow()).getIcons().add(new Image(Main.class.getResource("resources/cryptoGX.png").toExternalForm()));
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enDecryptError.getDialogPane().setContent(new Label(message));
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Scene window = enDecryptError.getDialogPane().getScene();
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window.setOnMouseDragged(dragEvent -> {
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enDecryptError.setX(dragEvent.getScreenX() + alertX.get());
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enDecryptError.setY(dragEvent.getScreenY() + alertY.get());
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});
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window.setOnMousePressed(pressEvent -> {
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alertX.set(window.getX() - pressEvent.getSceneX());
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alertY.set(window.getY() - pressEvent.getSceneY());
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});
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enDecryptError.show();
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}
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/**
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* <p>Shows an warning alert window</p>
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*
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* @param message that the alert window will show
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*
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* @since 1.4.0
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*/
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protected static void warningAlert(String message) {
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AtomicReference<Double> alertX = new AtomicReference<>(Screen.getPrimary().getBounds().getMaxX() / 2);
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AtomicReference<Double> alertY = new AtomicReference<>(Screen.getPrimary().getBounds().getMaxY() / 2);
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Alert enDecryptError = new Alert(Alert.AlertType.WARNING, message, ButtonType.OK);
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enDecryptError.initStyle(StageStyle.UNDECORATED);
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enDecryptError.setTitle("Error");
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((Stage) enDecryptError.getDialogPane().getScene().getWindow()).getIcons().add(new Image(Main.class.getResource("resources/cryptoGX.png").toExternalForm()));
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enDecryptError.getDialogPane().setContent(new Label(message));
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Scene window = enDecryptError.getDialogPane().getScene();
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window.setOnMouseDragged(dragEvent -> {
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enDecryptError.setX(dragEvent.getScreenX() + alertX.get());
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enDecryptError.setY(dragEvent.getScreenY() + alertY.get());
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});
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window.setOnMousePressed(pressEvent -> {
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alertX.set(window.getX() - pressEvent.getSceneX());
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alertY.set(window.getY() - pressEvent.getSceneY());
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});
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enDecryptError.show();
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}
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}
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