cvsssh2preferencepage.java

This archive file is for Eclipse 2.1.* and Eclipse 3.0 M5(or previous) users

    new TableColumn(table, SWT.NULL);
    new TableColumn(table, SWT.NULL);
    TableColumn[] columns = table.getColumns();
    columns[0].setText(Policy.bind("CVSSSH2PreferencePage.134"));  //$NON-NLS-1$
    columns[1].setText(Policy.bind("CVSSSH2PreferencePage.135"));  //$NON-NLS-1$
    columns[2].setText(Policy.bind("CVSSSH2PreferencePage.136"));  //$NON-NLS-1$
    viewer.setColumnProperties(new String[] {
      Policy.bind("CVSSSH2PreferencePage.134"),  //$NON-NLS-1$ 
      Policy.bind("CVSSSH2PreferencePage.135"),  //$NON-NLS-1$ 
      Policy.bind("CVSSSH2PreferencePage.136")}); //$NON-NLS-1$
    viewer.setLabelProvider(new TableLabelProvider());
    viewer.setContentProvider(new IStructuredContentProvider() {
	public void dispose() {
	}
	public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
	}
	public Object[] getElements(Object inputElement) {
	  if (inputElement == null) return null;
	  return (Object[])inputElement;
	}
      });
    TableLayout tl = new TableLayout();
    tl.addColumnData(new ColumnWeightData(20));
    tl.addColumnData(new ColumnWeightData(10));
    tl.addColumnData(new ColumnWeightData(70));
    table.setLayout(tl);
	
    Composite buttons = new Composite(group, SWT.NULL);
    buttons.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_BEGINNING));
    layout = new GridLayout();
    layout.marginHeight = 0;
    layout.marginWidth = 0;
    buttons.setLayout(layout);

    addHostKeyButton = new Button(buttons, SWT.PUSH);
    addHostKeyButton.setText(Policy.bind("CVSSSH2PreferencePage.137"));  //$NON-NLS-1$
    gd = new GridData();
    gd.horizontalAlignment = GridData.FILL;
    gd.heightHint = convertVerticalDLUsToPixels(IDialogConstants.BUTTON_HEIGHT);
    int widthHint = convertHorizontalDLUsToPixels(IDialogConstants.BUTTON_WIDTH);
    gd.widthHint = Math.max(widthHint, addHostKeyButton.computeSize(SWT.DEFAULT, SWT.DEFAULT, true).x);
    addHostKeyButton.setLayoutData(gd);
    addHostKeyButton.setEnabled(false);
    addHostKeyButton.addListener(SWT.Selection, new Listener() {
	public void handleEvent(Event e) {
	  //addHostKey();
	}
      });
    removeHostKeyButton = new Button(buttons, SWT.PUSH);
    removeHostKeyButton.setText(Policy.bind("CVSSSH2PreferencePage.138"));  //$NON-NLS-1$
    gd = new GridData();
    gd.horizontalAlignment = GridData.FILL;
    gd.heightHint = convertVerticalDLUsToPixels(IDialogConstants.BUTTON_HEIGHT);
    widthHint = convertHorizontalDLUsToPixels(IDialogConstants.BUTTON_WIDTH);
    gd.widthHint = Math.max(widthHint, addHostKeyButton.computeSize(SWT.DEFAULT, SWT.DEFAULT, true).x);
    removeHostKeyButton.setLayoutData(gd);
    removeHostKeyButton.setEnabled(false);
    removeHostKeyButton.addListener(SWT.Selection, new Listener() {
	public void handleEvent(Event e) {
	  removeHostKey();
	}
      });
	    
    Dialog.applyDialogFont(parent);
	
    JSchSession.loadKnownHosts();
    viewer.setInput(JSchSession.getJSch().getHostKeys());
    handleSelection();

    return group;
  }
  
  private void handleSelection() {
    boolean empty = viewer.getSelection().isEmpty();
    removeHostKeyButton.setEnabled(!empty);
  }
  private void removeHostKey(){
    JSch jsch=JSchSession.getJSch();
    IStructuredSelection selection = (IStructuredSelection)viewer.getSelection();
    for (Iterator iterator = selection.iterator(); iterator.hasNext();) {
      KnownHosts.HostKey hostkey = (KnownHosts.HostKey) iterator.next();
      jsch.removeHostKey(hostkey.getHost(), hostkey.getType());
      viewer.remove(hostkey);
    }		
  }

  private void export_via_sftp(String user, String host, int port, String target, byte[] pkey) throws JSchException{
    try{
      /*
      int i=0;
      String authorized_keys=target;
      String dir="";
      String separator="/";
      i=target.lastIndexOf("/");
      if(i<0){
	i=target.lastIndexOf("\\");
	if(i>=0){ separator="\\"; }
      }
      else{
      }
      if(i>=0){
	authorized_keys=target.substring(i+1);
	dir=target.substring(0, i+1);
      }
      */

      IProgressMonitor pm=new org.eclipse.core.runtime.NullProgressMonitor();
      Session session=JSchSession.getSession(null, user, "", host, port, new JSchSession.ResponsiveSocketFacory(pm)); //$NON-NLS-1$

      if(session.getServerVersion().indexOf("OpenSSH")==-1){ //$NON-NLS-1$
      	setErrorMessage(Policy.bind("CVSSSH2PreferencePage.110")); //$NON-NLS-1$
    	return;
      }
      Channel channel=session.openChannel("sftp"); //$NON-NLS-1$
      channel.connect();
      ChannelSftp c=(ChannelSftp)channel;

      String pwd=c.pwd();
      SftpATTRS attr=null;
      try{ attr=c.stat(".ssh"); } //$NON-NLS-1$
      catch(SftpException ee){ }
      if(attr==null){
        try{ c.mkdir(".ssh"); } //$NON-NLS-1$
	catch(SftpException ee){
	  setErrorMessage(ee.message);
	  return;
	}
      }
      try{ c.cd(".ssh"); } //$NON-NLS-1$
      catch(SftpException ee){
	setErrorMessage(ee.message);
	return;
      }
      try{
	ByteArrayInputStream bis=new ByteArrayInputStream(pkey);
	c.put(bis, "authorized_keys", null, ChannelSftp.APPEND); //$NON-NLS-1$
	bis.close();
	checkPermission(c, "authorized_keys"); //$NON-NLS-1$
	checkPermission(c, ".");                // .ssh //$NON-NLS-1$
	c.cd("..");                              //$NON-NLS-1$
	checkPermission(c, ".");                //  home directory //$NON-NLS-1$
      }
      catch(SftpException ee){
	//setErrorMessage(debug+ee.message);
      }
      MessageDialog.openInformation(getShell(),
				    Policy.bind("CVSSSH2PreferencePage.information"),  //$NON-NLS-1$
				    Policy.bind("CVSSSH2PreferencePage.109")+ //$NON-NLS-1$
				    (user+"@"+host+(port==22 ? "" : ":"+port)+":~/.ssh/authorized_keys")); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$

      c.disconnect();
      //session.disconnect();
    }
    catch(IOException eee){
      setErrorMessage(eee.toString());
    }
  }

  private void checkPermission(ChannelSftp c, String path) throws SftpException{
    SftpATTRS attr=c.stat(path);
    int permissions=attr.getPermissions();
    if((permissions&00022)!=0){
      permissions&=~00022;
      c.chmod(permissions,path);
    } 	
  }

  private void updateControls() {
    boolean enable=enableProxy.getSelection();
    proxyTypeLabel.setEnabled(enable);
    proxyTypeCombo.setEnabled(enable);
    proxyPortLabel.setEnabled(enable);
    proxyPortText.setEnabled(enable);
    proxyHostLabel.setEnabled(enable);
    proxyHostText.setEnabled(enable);

    enableAuth.setEnabled(enable);
    enable&=enableAuth.getSelection();
    proxyUserLabel.setEnabled(enable);
    proxyUserText.setEnabled(enable);
    proxyPassLabel.setEnabled(enable);
    proxyPassText.setEnabled(enable);

    enable=(kpair!=null);
    publicKeylabel.setEnabled(enable);
    publicKeyText.setEnabled(enable);
    keyFingerPrintLabel.setEnabled(enable);
    keyFingerPrintText.setEnabled(enable);
    keyCommentLabel.setEnabled(enable);
    keyCommentText.setEnabled(enable);
    keyPassphrase1Label.setEnabled(enable);
    keyPassphrase1Text.setEnabled(enable);
    keyPassphrase2Label.setEnabled(enable);
    keyPassphrase2Text.setEnabled(enable);
    keyExport.setEnabled(enable);
    saveKeyPair.setEnabled(enable);
  }

  public void init(IWorkbench workbench) {
//    super.init(workbench);
//    initControls();
  }

  public void initialize() {
    initControls();
  }

  public static void initDefaults(IPreferenceStore store) {
    setDefault(store, KEY_SSH2HOME, JSchSession.default_ssh_home);
    setDefault(store, KEY_PRIVATEKEY, privatekeys);
    setDefault(store, KEY_PROXY_TYPE, HTTP);
    setDefault(store, KEY_PROXY_PORT, HTTP_DEFAULT_PORT);
    setDefault(store, KEY_PROXY_AUTH, "false"); //$NON-NLS-1$
    setDefault(store, KEY_PROXY_USER, ""); //$NON-NLS-1$
    setDefault(store, KEY_PROXY_PASS, ""); //$NON-NLS-1$
  }

  private static void setDefault(IPreferenceStore store, String key, String value){
    store.setDefault(key, value);
    if(store.getString(key).length()==0)
      store.setValue(key, value);
  }

  private void initControls(){
    IPreferenceStore store=CVSSSH2Plugin.getDefault().getPreferenceStore();
    ssh2HomeText.setText(store.getString(KEY_SSH2HOME));
    privateKeyText.setText(store.getString(KEY_PRIVATEKEY));
    useProxy=store.getString(KEY_PROXY).equals("true"); //$NON-NLS-1$
    enableProxy.setSelection(useProxy);
    proxyHostText.setText(store.getString(KEY_PROXY_HOST));
    proxyPortText.setText(store.getString(KEY_PROXY_PORT));
    proxyTypeCombo.select(store.getString(KEY_PROXY_TYPE).equals(HTTP)?0:1);
    useAuth=store.getString(KEY_PROXY_AUTH).equals("true"); //$NON-NLS-1$
    enableAuth.setSelection(useAuth);
    proxyUserText.setText(store.getString(KEY_PROXY_USER));
    proxyPassText.setText(store.getString(KEY_PROXY_PASS));
    proxyPassText.setEchoChar('*');
    updateControls();
  }

  public boolean performOk() {
    boolean result=super.performOk();
    if(result){
    	setErrorMessage(null);
      String home=ssh2HomeText.getText();
      File _home=new File(home);
      if(!_home.exists()){
	MessageBox mb=new MessageBox(getShell(),SWT.YES|SWT.NO|SWT.ICON_QUESTION);
	mb.setText(Policy.bind("CVSSSH2PreferencePage.question")); //$NON-NLS-1$
	mb.setMessage(home+Policy.bind("CVSSSH2PreferencePage.99")); //$NON-NLS-1$
	if(mb.open()==SWT.YES){
	  if(!(_home.mkdirs())){
	  setErrorMessage(Policy.bind("CVSSSH2PreferencePage.100")+home); //$NON-NLS-1$
	  return false;
	  }
	}
      }

      if(!isValidPort(proxyPortText.getText())){
	return false;
      }

      IPreferenceStore store=CVSSSH2Plugin.getDefault().getPreferenceStore();
      store.setValue(KEY_SSH2HOME, home);
      store.setValue(KEY_PRIVATEKEY, privateKeyText.getText());
      store.setValue(KEY_PROXY, enableProxy.getSelection());
      store.setValue(KEY_PROXY_TYPE, proxyTypeCombo.getText());
      store.setValue(KEY_PROXY_HOST, proxyHostText.getText());
      store.setValue(KEY_PROXY_PORT, proxyPortText.getText());

      store.setValue(KEY_PROXY_AUTH, enableAuth.getSelection());
      store.setValue(KEY_PROXY_USER, proxyUserText.getText());
      store.setValue(KEY_PROXY_PASS, proxyPassText.getText());
      
    }
    CVSSSH2Plugin.getDefault().savePluginPreferences();
    return result;
  }

  private boolean isValidPort(String port){
    int i=-1;
    try {
      i=Integer.parseInt(port);
    }
    catch (NumberFormatException ee) {
      setErrorMessage(Policy.bind("CVSSSH2PreferencePage.103")); //$NON-NLS-1$
      return false;
    }
    if((i < 0) || (i > 65535)){
      setErrorMessage(Policy.bind("CVSSSH2PreferencePage.104")); //$NON-NLS-1$
      return false;
    }
    return true;
  }

  public void performApply() {
    super.performApply();

    setErrorMessage(null);
    
    String home=ssh2HomeText.getText();
    File _home=new File(home);
    if(!_home.exists()){
      MessageBox mb=new MessageBox(getShell(),SWT.YES|SWT.NO|SWT.ICON_QUESTION);
      mb.setText(Policy.bind("CVSSSH2PreferencePage.question")); //$NON-NLS-1$      
      mb.setMessage(home+Policy.bind("CVSSSH2PreferencePage.101")); //$NON-NLS-1$
      if(mb.open()==SWT.YES){
	if(!(_home.mkdirs())){
		setErrorMessage(Policy.bind("CVSSSH2PreferencePage.102")+home); //$NON-NLS-1$
		return;
	}
      }
    }

    if(!isValidPort(proxyPortText.getText())){
      return;
    }
    
    IPreferenceStore store=CVSSSH2Plugin.getDefault().getPreferenceStore();
    store.setValue(KEY_SSH2HOME, ssh2HomeText.getText());
    store.setValue(KEY_PRIVATEKEY, privateKeyText.getText());
    store.setValue(KEY_PROXY, enableProxy.getSelection());
    store.setValue(KEY_PROXY_TYPE, proxyTypeCombo.getText());
    store.setValue(KEY_PROXY_HOST, proxyHostText.getText());
    store.setValue(KEY_PROXY_PORT, proxyPortText.getText());

    store.setValue(KEY_PROXY_AUTH, enableAuth.getSelection());
    store.setValue(KEY_PROXY_USER, proxyUserText.getText());
    store.setValue(KEY_PROXY_PASS, proxyPassText.getText());
  }

  protected void performDefaults(){
    super.performDefaults();
    enableProxy.setSelection(false);
    proxyHostText.setText(""); //$NON-NLS-1$
    proxyPortText.setText(HTTP_DEFAULT_PORT);
    proxyTypeCombo.select(0);
    enableAuth.setSelection(false);
    proxyUserText.setText(""); //$NON-NLS-1$
    proxyPassText.setText(""); //$NON-NLS-1$
    updateControls();
  }

  protected void createSpacer(Composite composite, int columnSpan) {
    Label label=new Label(composite, SWT.NONE);
    GridData gd=new GridData();
    gd.horizontalSpan=columnSpan;
    label.setLayoutData(gd);
  }
}
class ExportDialog extends Dialog {
  protected Text field;
  protected String target=null;
  protected String title=null;
  protected String message=null;

  public ExportDialog(Shell parentShell, String title, String message) {
    super(parentShell);
    this.title=title;
    this.message=message;
  }

  protected void configureShell(Shell newShell) {
    super.configureShell(newShell);
    newShell.setText(title);
  }

  public void create() {
    super.create();
    field.setFocus();
  }

  protected Control createDialogArea(Composite parent) {
  	
  	parent = new Composite(parent, SWT.NONE);
	GridLayout layout = new GridLayout();
	layout.numColumns = 1;	
	parent.setLayout(layout);
	parent.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
	
    Composite main=new Composite(parent, SWT.NONE);
    layout=new GridLayout();
    layout.numColumns=3;
    main.setLayout(layout);
    main.setLayoutData(new GridData(GridData.FILL_BOTH));
	
    if (message!=null) {
      Label messageLabel=new Label(main, SWT.WRAP);
      messageLabel.setText(message);
      GridData data=new GridData(GridData.FILL_HORIZONTAL);
      data.horizontalSpan=3;
      messageLabel.setLayoutData(data);
    }

    createTargetFields(main);
    Dialog.applyDialogFont(main);
    return main;
  }

  protected void createTargetFields(Composite parent) {
    new Label(parent, SWT.NONE).setText(Policy.bind("CVSSSH2PreferencePage.125")); //$NON-NLS-1$
		
    field=new Text(parent, SWT.BORDER);
    GridData data=new GridData(GridData.FILL_HORIZONTAL);
    data.widthHint=convertHorizontalDLUsToPixels(IDialogConstants.ENTRY_FIELD_WIDTH);
    data.horizontalSpan=2;
    field.setLayoutData(data);
  }

  public String getTarget() {
    return target;
  }

  protected void okPressed() {
    String _target=field.getText();
    if(_target==null || _target.length()==0){
      return;
    }
    target=_target;
    super.okPressed();
  }

  protected void cancelPressed() {
    target=null;
    super.cancelPressed();
  }
}
class PassphrasePrompt implements Runnable{
  private String message;
  private String passphrase;
  PassphrasePrompt(String message){
    this.message=message;
  }
  public void run(){
    Display display=Display.getCurrent();
    Shell shell=new Shell(display);
    PassphraseDialog dialog=new PassphraseDialog(shell, message);
    dialog.open();
    shell.dispose();
    passphrase=dialog.getPassphrase();
  }
  public String getPassphrase(){
    return passphrase;
  }
}