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| package test;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.math.BigInteger;
import org.apache.xerces.parsers.DOMParser;
import org.apache.xml.serialize.OutputFormat;
import org.apache.xml.serialize.XMLSerializer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.ImageData;
import org.eclipse.swt.graphics.ImageLoader;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.FileDialog;
import org.eclipse.swt.widgets.Shell;
import test2.language.ILanguageKeys;
import test2.language.LanguageManager;
import test2.utils.RSAManager;
import test2.utils.StegaManager;
import test2.views.FPStegano;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Text;
public class SWTApplication {
public static final String SAMPLE_LOCATION = "test2/data/sample.txt";
public static final String XML_RSA_KEYS_MODELE_LOCATION = "test2/data/rsa.keys.xml";
protected static final String XML_BALISE_RSA_PUBLIC_KEY = "public-key";
protected static final String XML_BALISE_RSA_PRIVATE_KEY = "private-key";
protected static final Object XML_BALISE_RSA_KEYS_PAIR = "rsa-keys-pair";
private FPStegano fpStegano;
private RSAManager rsaManager;
private StegaManager stegaManager;
private SelectionListener buttonLoadSelectionListener;
private SelectionListener loadMenuItemGenerateKeysSelectionListener;
private SelectionListener buttonEncodeSelectionListener;
private SelectionListener buttonDecodeSelectionListener;
private SelectionListener loadMenuItemImageSelectionListener;
private SelectionListener buttonExtractImageSelectionListener;
private SelectionListener buttonInsertImageSelectionListener;
private SelectionListener buttonSaveSelectionListener;
private SelectionListener saveMenuItemImageSelectionListener;
private SelectionListener saveMenuItemKeysSelectionListener;
private SelectionListener loadMenuItemKeysSelectionListener;
public SWTApplication() {
rsaManager = new RSAManager();
stegaManager = new StegaManager();
Display display = new Display();
Shell shellParent = new Shell( display );
this.fpStegano = new FPStegano( shellParent );
addSample();
startListening();
fpStegano.getShell().open();
while( ! fpStegano.getShell().isDisposed() ){
try{
if( ! display.readAndDispatch() ){
display.sleep();
}
}catch (Exception e) {
fpStegano.error(LanguageManager.getLanguage( ILanguageKeys.KEY_ERROR ), e.getMessage() != null ? e.getMessage() : e.toString());
}
}
}
private void addSample() {
BufferedReader br = null;
String l = ClassLoader.getSystemClassLoader().getResource("").getPath();
try{
br = new BufferedReader( new FileReader( l + SAMPLE_LOCATION ));
String line = null;
StringBuffer sb = new StringBuffer();
while( ( line = br.readLine() ) != null ){
sb.append(line);
}
getFpStegano().getTextAreaMessage().setText( sb.toString());
}
catch (Exception e) {}
finally{
if( br != null )
try{
br.close();
}catch (Exception e) {}
}
}
private void startListening() {
getFpStegano().getButtonLoad().addSelectionListener( getButtonLoadSelectionListener());
getFpStegano().getButtonSave().addSelectionListener( getButtonSaveSelectionListener());
getFpStegano().getLoadMenuItemGenerateKeys().addSelectionListener( getLoadMenuItemGenerateKeysSelectionListener());
getFpStegano().getButtonEncode().addSelectionListener( getButtonEncodeSelectionListener());
getFpStegano().getButtonDecode().addSelectionListener( getButtonDecodeSelectionListener());
getFpStegano().getLoadMenuItemImage().addSelectionListener( getLoadMenuItemImageSelectionListener());
getFpStegano().getLoadMenuItemKeys().addSelectionListener( getLoadMenuItemKeysSelectionListener());
getFpStegano().getButtonExtract().addSelectionListener( getButtonExtractImageSelectionListener());
getFpStegano().getButtonInsert().addSelectionListener( getButtonInsertImageSelectionListener());
getFpStegano().getSaveMenuItemImage().addSelectionListener( getSaveMenuItemImageSelectionListener());
getFpStegano().getSaveMenuItemKeys().addSelectionListener( getSaveMenuItemKeysSelectionListener());
}
private SelectionListener getSaveMenuItemKeysSelectionListener() {
if( saveMenuItemKeysSelectionListener == null ){
saveMenuItemKeysSelectionListener = new SelectionListener(){
public void widgetDefaultSelected(SelectionEvent e) {}
public void widgetSelected(SelectionEvent e) {
if( rsaManager.getPublicKey() != null ){
FileDialog fs = new FileDialog(getFpStegano().getShell(), SWT.SAVE );
fs.setFilterExtensions( new String[]{"*.xml"} );
fs.setFilterNames( new String[]{"XML"} );
String fileName = fs.open();
if( fileName != null ){
try{
DOMParser p = new DOMParser();
p.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false);
String l = ClassLoader.getSystemClassLoader().getResource("").getPath();
p.parse(l + XML_RSA_KEYS_MODELE_LOCATION);
Document document = p.getDocument();
Element root = document.getDocumentElement();
Element publicKey = document.createElement(XML_BALISE_RSA_PUBLIC_KEY);
BigInteger bi = new BigInteger( rsaManager.getPublicKey().getEncoded() );
Text text = document.createTextNode( bi.toString());
publicKey.appendChild( text );
root.appendChild( publicKey );
if( rsaManager.getPrivateKey() != null ){
if( getFpStegano().confirm(LanguageManager.getLanguage( ILanguageKeys.KEY_CONFIRM_EXPORT_PRIVATE_KEY_TITLE ), LanguageManager.getLanguage( ILanguageKeys.KEY_CONFIRM_EXPORT_PRIVATE_KEY_MESSAGE )) ){
Element privateKey = document.createElement(XML_BALISE_RSA_PRIVATE_KEY);
bi = new BigInteger( rsaManager.getPrivateKey().getEncoded() );
text = document.createTextNode( bi.toString());
privateKey.appendChild( text );
root.appendChild( privateKey );
}
}
OutputFormat format = new OutputFormat(document);
format.setIndenting(true);
FileOutputStream o = new FileOutputStream(new File(fileName));
XMLSerializer serializer = new XMLSerializer(o, format);
serializer.serialize(document);
o.close();
}catch (Exception ex) {
getFpStegano().error(LanguageManager.getLanguage( ILanguageKeys.KEY_ERROR ), LanguageManager.getLanguage( ILanguageKeys.KEY_ERROR_MESSAGE_SAVING_KEYS ) + "\n" + ex.getMessage() );
}
}
}
}
};
}
return saveMenuItemKeysSelectionListener;
}
private SelectionListener getLoadMenuItemKeysSelectionListener() {
if( loadMenuItemKeysSelectionListener == null ){
loadMenuItemKeysSelectionListener = new SelectionListener(){
public void widgetDefaultSelected(SelectionEvent e) {}
public void widgetSelected(SelectionEvent e) {
FileDialog fs = new FileDialog(getFpStegano().getShell(), SWT.SAVE );
fs.setFilterExtensions( new String[]{"*.xml"} );
fs.setFilterNames( new String[]{"XML"} );
String fileName = fs.open();
if( fileName != null ){
try{
getFpStegano().getButtonDecode().setEnabled(false);
getFpStegano().getButtonEncode().setEnabled(false);
DOMParser p = new DOMParser();
p.parse(fileName);
Document document = p.getDocument();
Element root = document.getDocumentElement();
if( root.getNodeName().equals(XML_BALISE_RSA_KEYS_PAIR) ){
if( root.getElementsByTagName(XML_BALISE_RSA_PUBLIC_KEY).getLength() == 1 ){
Element publicKey = (Element) root.getElementsByTagName(XML_BALISE_RSA_PUBLIC_KEY).item(0);
String text = ((Text)publicKey.getFirstChild()).getData();
BigInteger bi = new BigInteger(text);
rsaManager.setPublicKey( bi.toByteArray() );
getFpStegano().getButtonEncode().setEnabled(true);
getFpStegano().getTextAreaPublicKey().setText( text );
}
if( root.getElementsByTagName(XML_BALISE_RSA_PRIVATE_KEY).getLength() == 1 ){
Element privateKey = (Element) root.getElementsByTagName(XML_BALISE_RSA_PRIVATE_KEY).item(0);
String text = ((Text)privateKey.getFirstChild()).getData();
BigInteger bi = new BigInteger(text);
rsaManager.setPrivateKey( bi.toByteArray() );
getFpStegano().getButtonDecode().setEnabled(true);
getFpStegano().getTextAreaPrivateKey().setText( text );
}
}else{
getFpStegano().error(LanguageManager.getLanguage( ILanguageKeys.KEY_ERROR ), LanguageManager.getLanguage( ILanguageKeys.KEY_ERROR_MESSAGE_SAVING_KEYS ) + "\nBalise " + XML_BALISE_RSA_KEYS_PAIR + " not found.");
}
}catch (Exception ex) {
getFpStegano().error(LanguageManager.getLanguage( ILanguageKeys.KEY_ERROR ), LanguageManager.getLanguage( ILanguageKeys.KEY_ERROR_MESSAGE_LOADING_KEYS ) + "\n" + ex.getMessage() );
}
}
}
};
}
return loadMenuItemKeysSelectionListener;
}
private SelectionListener getSaveMenuItemImageSelectionListener() {
if( saveMenuItemImageSelectionListener == null ){
saveMenuItemImageSelectionListener = new SelectionListener(){
public void widgetDefaultSelected(SelectionEvent e) {}
public void widgetSelected(SelectionEvent e) {
if( stegaManager.getImage() != null ){
FileDialog fs = new FileDialog(getFpStegano().getShell(), SWT.SAVE );
fs.setFilterExtensions( new String[]{"*.bmp"} );
fs.setFilterNames( new String[]{"Bitmap"} );
String fileName = fs.open();
if( fileName != null ){
ImageLoader imageLoader = new ImageLoader();
imageLoader.data = new ImageData[] { stegaManager.getImage() };
imageLoader.save(fileName,SWT.IMAGE_BMP);
}
}
}
};
}
return saveMenuItemImageSelectionListener;
}
private SelectionListener getButtonSaveSelectionListener() {
if( buttonSaveSelectionListener == null ){
buttonSaveSelectionListener = new SelectionListener(){
public void widgetDefaultSelected(SelectionEvent e) {}
public void widgetSelected(SelectionEvent e) {
getFpStegano().getSaveMenu().setVisible(true);
}
};
}
return buttonSaveSelectionListener;
}
private SelectionListener getButtonExtractImageSelectionListener() {
if( buttonExtractImageSelectionListener == null ){
buttonExtractImageSelectionListener = new SelectionListener(){
public void widgetDefaultSelected(SelectionEvent e) {}
public void widgetSelected(SelectionEvent e) {
getFpStegano().getTextAreaMessage().setText( new String( stegaManager.extractBytes() ) );
}
};
}
return buttonExtractImageSelectionListener;
}
private SelectionListener getButtonInsertImageSelectionListener() {
if( buttonInsertImageSelectionListener == null ){
buttonInsertImageSelectionListener = new SelectionListener(){
public void widgetDefaultSelected(SelectionEvent e) {}
public void widgetSelected(SelectionEvent e) {
stegaManager.insertBytes( getFpStegano().getTextAreaMessage().getText().getBytes() );
Image image = new Image(null, stegaManager.getImage());
getFpStegano().oldXSelection = 0;
getFpStegano().oldYSelection = 0;
getFpStegano().getCompositeImage().setBounds(0, 0, stegaManager.getImage().width, stegaManager.getImage().height);
getFpStegano().getCompositeImage().getData(); //image);
getFpStegano().getCompositeImage().getParent().getVerticalBar().setSelection(0);
getFpStegano().getCompositeImage().getParent().getVerticalBar().setMaximum(stegaManager.getImage().height);
getFpStegano().getCompositeImage().getParent().getHorizontalBar().setSelection(0);
getFpStegano().getCompositeImage().getParent().getHorizontalBar().setMaximum(stegaManager.getImage().width);
}
};
}
return buttonInsertImageSelectionListener;
}
private SelectionListener getLoadMenuItemImageSelectionListener() {
if( loadMenuItemImageSelectionListener == null ){
loadMenuItemImageSelectionListener = new SelectionListener(){
public void widgetDefaultSelected(SelectionEvent e) {}
public void widgetSelected(SelectionEvent e) {
FileDialog fs = new FileDialog(getFpStegano().getShell(), SWT.OPEN );
fs.setFilterExtensions( new String[]{"*.bmp"} );
fs.setFilterNames( new String[]{"Bitmap"} );
String fileName = fs.open();
if( fileName != null ){
Image image = new Image(null, fileName);
ImageData imageData = new ImageData(fileName);
stegaManager.setImage( imageData );
getFpStegano().oldXSelection = 0;
getFpStegano().oldYSelection = 0;
getFpStegano().getCompositeImage().setBounds(0, 0, imageData.width, imageData.height);
getFpStegano().getCompositeImage().getData(); //setBackgroundImage(image);
getFpStegano().getCompositeImage().getParent().getVerticalBar().setSelection(0);
getFpStegano().getCompositeImage().getParent().getVerticalBar().setMaximum(imageData.height);
getFpStegano().getCompositeImage().getParent().getHorizontalBar().setSelection(0);
getFpStegano().getCompositeImage().getParent().getHorizontalBar().setMaximum(imageData.width);
getFpStegano().getButtonInsert().setEnabled(true);
getFpStegano().getButtonExtract().setEnabled(true);
}
}
};
}
return loadMenuItemImageSelectionListener;
}
private SelectionListener getButtonEncodeSelectionListener() {
if( buttonEncodeSelectionListener == null ){
buttonEncodeSelectionListener = new SelectionListener(){
public void widgetDefaultSelected(SelectionEvent e) {}
public void widgetSelected(SelectionEvent e) {
if( rsaManager.getPublicKey() != null ){
getFpStegano().getTextAreaMessage().setText(rsaManager.codeFullStringInString(getFpStegano().getTextAreaMessage().getText()));
}
}
};
}
return buttonEncodeSelectionListener;
}
private SelectionListener getButtonDecodeSelectionListener() {
if( buttonDecodeSelectionListener == null ){
buttonDecodeSelectionListener = new SelectionListener(){
public void widgetDefaultSelected(SelectionEvent e) {}
public void widgetSelected(SelectionEvent e) {
if( rsaManager.getPrivateKey() != null ){
getFpStegano().getTextAreaMessage().setText( rsaManager.decodeStringInString( getFpStegano().getTextAreaMessage().getText() ) );
}
}
};
}
return buttonDecodeSelectionListener;
}
private SelectionListener getLoadMenuItemGenerateKeysSelectionListener() {
if( loadMenuItemGenerateKeysSelectionListener == null ){
loadMenuItemGenerateKeysSelectionListener = new SelectionListener(){
private int keySize = 0;
public void widgetDefaultSelected(SelectionEvent e) {}
public void widgetSelected(SelectionEvent e) {
final Shell shell = new Shell(getFpStegano().getShell(), SWT.DIALOG_TRIM);
shell.setBounds(new Rectangle(0, 0, 300, 150));
shell.setText( LanguageManager.getLanguage(ILanguageKeys.KEY_GENERATE_KEYS_DIALOG_TITLE));
final Combo selectKeySize = new Combo(shell, SWT.NONE);
String[] values = LanguageManager.getEnvironment(ILanguageKeys.KEY_SIZE_KEYS).split("-");
for(String value : values)
selectKeySize.add(value);
keySize = Integer.valueOf( values[0] );
selectKeySize.select(0);
selectKeySize.setBounds(new Rectangle(100, 20, 100, 25));
Button buttonOk = new Button(shell, SWT.NONE);
buttonOk.setBounds(new Rectangle(105, 50, 80, 25));
buttonOk.setText("Ok");
buttonOk.addSelectionListener( new SelectionListener(){
public void widgetDefaultSelected(SelectionEvent e) {}
public void widgetSelected(SelectionEvent e) {
keySize = Integer.valueOf( selectKeySize.getText() );
shell.dispose();
}
});
shell.open();
while( ! shell.isDisposed() ){
if( ! shell.getDisplay().readAndDispatch() ){
shell.getDisplay().sleep();
}
}
rsaManager.setKeySize(keySize);
try{
rsaManager.generateKeyPair();
}catch (Exception ex) {
getFpStegano().error(LanguageManager.getLanguage( ILanguageKeys.KEY_ERROR ), LanguageManager.getLanguage( ILanguageKeys.KEY_ERROR_MESSAGE_GENERATING_KEYS ) + "\n" + ex.getMessage());
}
if( rsaManager.getPrivateKeyInBytes() != null && rsaManager.getPublicKeyInBytes() != null ){
BigInteger prk = new BigInteger(rsaManager.getPrivateKeyInBytes());
BigInteger pbk = new BigInteger(rsaManager.getPublicKeyInBytes());
getFpStegano().getTextAreaPrivateKey().setText( prk.toString());
getFpStegano().getTextAreaPublicKey().setText( pbk.toString());
getFpStegano().getButtonEncode().setEnabled(true);
getFpStegano().getButtonDecode().setEnabled(true);
}
}
};
}
return loadMenuItemGenerateKeysSelectionListener;
}
private SelectionListener getButtonLoadSelectionListener() {
if( buttonLoadSelectionListener == null ){
buttonLoadSelectionListener = new SelectionListener(){
public void widgetDefaultSelected(SelectionEvent e) {}
public void widgetSelected(SelectionEvent e) {
getFpStegano().getLoadMenu().setVisible(true);
}
};
}
return buttonLoadSelectionListener;
}
public static void main(String[] args) throws Exception{
// System.out.println(System.getProperty("java.library.path"));
new SWTApplication();
}
public FPStegano getFpStegano() {
return fpStegano;
}
} |
