From 616e06910051528674165319a1d6d161dff5859c Mon Sep 17 00:00:00 2001 From: clemenso Date: Fri, 27 Mar 2009 17:33:11 +0000 Subject: 1.1-RC6 (pinpad, pinmgmt, secureviewer) git-svn-id: https://joinup.ec.europa.eu/svn/mocca/trunk@323 8a26b1a7-26f0-462f-b9ef-d0e30c41f5a4 --- .../at/gv/egiz/bku/gui/SecureViewerDialog.java | 371 +++++++++++++++++++++ 1 file changed, 371 insertions(+) create mode 100644 BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/SecureViewerDialog.java (limited to 'BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/SecureViewerDialog.java') diff --git a/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/SecureViewerDialog.java b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/SecureViewerDialog.java new file mode 100644 index 00000000..6a16306b --- /dev/null +++ b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/SecureViewerDialog.java @@ -0,0 +1,371 @@ +/* + * Copyright 2008 Federal Chancellery Austria and + * Graz University of Technology + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package at.gv.egiz.bku.gui; + +import at.gv.egiz.stal.HashDataInput; +import java.awt.Container; +import java.awt.Cursor; +import java.awt.Dimension; +import java.awt.Font; +import java.awt.Frame; +import java.awt.event.ActionEvent; +import java.awt.event.ActionListener; +import java.awt.event.MouseAdapter; +import java.awt.event.MouseEvent; +import java.io.BufferedOutputStream; +import java.io.BufferedReader; +import java.io.File; +import java.io.FileOutputStream; +import java.io.IOException; +import java.io.InputStream; +import java.io.InputStreamReader; +import java.io.Reader; +import java.nio.charset.Charset; +import java.text.MessageFormat; +import java.util.ResourceBundle; +import javax.swing.GroupLayout; +import javax.swing.ImageIcon; +import javax.swing.JButton; +import javax.swing.JDialog; +import javax.swing.JEditorPane; +import javax.swing.JFileChooser; +import javax.swing.JLabel; +import javax.swing.JOptionPane; +import javax.swing.JPanel; +import javax.swing.JScrollPane; +import javax.swing.LayoutStyle; +import javax.swing.SwingUtilities; +import javax.swing.text.Document; +import javax.swing.text.EditorKit; +import javax.swing.text.StyledEditorKit; +import org.apache.commons.logging.Log; +import org.apache.commons.logging.LogFactory; + +/** + * + * @author Clemens Orthacker + */ +public class SecureViewerDialog extends JDialog implements ActionListener { + + public static final String PLAINTEXT_FONT = "Monospaced"; + public static final Dimension VIEWER_DIMENSION = new Dimension(600, 400); + protected static final Log log = LogFactory.getLog(SecureViewerDialog.class); + +// private static SecureViewerDialog dialog; + protected ResourceBundle messages; + protected JEditorPane viewer; + protected JLabel viewerLabel; + protected JScrollPane scrollPane; + protected HashDataInput content; //remember for save dialog + + /** + * Create and display a modal SecureViewer dialog. + * This method blocks until the dialog's close button is pressed. + * + * @param owner, dialog is positioned relative to its owner + * (if null, at default location of native windowing system) + */ +// public static void showDataToBeSigned(HashDataInput dataToBeSigned, +// ResourceBundle messages, +// ActionListener saveListener, String saveCommand, +// ActionListener helpListener) { +// +//// Frame ownerFrame = (owner != null) ? +//// JOptionPane.getFrameForComponent(owner) : +//// null; +// dialog = new SecureViewerDialog(null, messages, +// saveListener, saveCommand, helpListener); +// dialog.setContent(dataToBeSigned); +// dialog.setVisible(true); +// } + public SecureViewerDialog(Frame owner, ResourceBundle messages, +// ActionListener saveListener, String saveCommand, + ActionListener helpListener) { + super(owner, messages.getString(BKUGUIFacade.WINDOWTITLE_VIEWER), true); + this.messages = messages; + + initContentPane(VIEWER_DIMENSION, + createViewerPanel(helpListener), + createButtonPanel()); //saveListener, saveCommand)); + + pack(); + if (owner != null) { + setLocationRelativeTo(owner); + } else { + setLocationByPlatform(true); + } + } + + private void initContentPane(Dimension preferredSize, + JPanel viewerPanel, JPanel buttonPanel) { + Container contentPane = getContentPane(); + contentPane.setPreferredSize(preferredSize); + + GroupLayout mainLayout = new GroupLayout(contentPane); + contentPane.setLayout(mainLayout); + + mainLayout.setHorizontalGroup( + mainLayout.createSequentialGroup().addContainerGap().addGroup( + mainLayout.createParallelGroup(GroupLayout.Alignment.LEADING).addComponent(viewerPanel, 0, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE).addComponent(buttonPanel, 0, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)).addContainerGap()); + mainLayout.setVerticalGroup( + mainLayout.createSequentialGroup().addContainerGap().addComponent(viewerPanel, 0, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE).addPreferredGap(LayoutStyle.ComponentPlacement.UNRELATED).addComponent(buttonPanel, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE).addContainerGap()); + } + + /** + * @param helpListener may be null + */ + private JPanel createViewerPanel(final ActionListener helpListener) { + viewer = new JEditorPane(); + viewer.setEditable(false); + + scrollPane = new JScrollPane(); + + JPanel viewerPanel = new JPanel(); + GroupLayout viewerPanelLayout = new GroupLayout(viewerPanel); + viewerPanel.setLayout(viewerPanelLayout); + + GroupLayout.SequentialGroup infoHorizontal = viewerPanelLayout.createSequentialGroup(); + GroupLayout.ParallelGroup infoVertical = viewerPanelLayout.createParallelGroup(GroupLayout.Alignment.LEADING); + + viewerLabel = new JLabel(); + viewerLabel.setFont(viewerLabel.getFont().deriveFont(viewerLabel.getFont().getStyle() | java.awt.Font.BOLD)); +// viewerLabel.setLabelFor(viewer); + + infoHorizontal.addComponent(viewerLabel); + infoVertical.addComponent(viewerLabel); + + if (helpListener != null) { + JLabel helpLabel = new JLabel(); + helpLabel.setIcon(new ImageIcon(getClass().getResource(BKUGUIFacade.HELP_IMG))); + helpLabel.getAccessibleContext().setAccessibleName(messages.getString(BKUGUIFacade.ALT_HELP)); + helpLabel.addMouseListener(new MouseAdapter() { + + @Override + public void mouseClicked(MouseEvent arg0) { + ActionEvent e = new ActionEvent(this, ActionEvent.ACTION_PERFORMED, BKUGUIFacade.HELP_HASHDATAVIEWER); + helpListener.actionPerformed(e); + } + }); + helpLabel.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR)); + + infoHorizontal.addPreferredGap(LayoutStyle.ComponentPlacement.UNRELATED, 0, Short.MAX_VALUE).addComponent(helpLabel); + infoVertical.addComponent(helpLabel); + } + + viewerPanelLayout.setHorizontalGroup( + viewerPanelLayout.createParallelGroup(GroupLayout.Alignment.LEADING).addGroup(infoHorizontal).addComponent(scrollPane)); + viewerPanelLayout.setVerticalGroup( + viewerPanelLayout.createSequentialGroup().addGroup(infoVertical).addPreferredGap(LayoutStyle.ComponentPlacement.RELATED).addComponent(scrollPane)); + + return viewerPanel; + } + + /** + * Sets the hashdataInput to be displayed and makes the dialog visible. + * This method blocks until the dialog's close button is pressed. + * + * @param mimeType defaults to text/plain if null + * @param encoding must be null if document contains charset declaration (e.g. HTML page), otherwise the parser crashes + + * @param hashDataInput + */ + public void setContent(HashDataInput hashDataInput) { + + this.content = null; + + String mimeType = hashDataInput.getMimeType(); + if (mimeType == null) { + mimeType = "text/plain"; + } + log.debug("secure viewer mime type: " + mimeType); + // loads editorkit for text/plain if unrecognized + viewer.setContentType(mimeType); + + if ("text/plain".equals(mimeType)) { + viewer.setEditorKit(new StyledEditorKit()); + viewer.setFont(new Font(PLAINTEXT_FONT, viewer.getFont().getStyle(), viewer.getFont().getSize())); +// } else if ("text/html".equals(mimeType)) { +// viewer.setEditorKit(new RestrictedHTMLEditorKit()); + } else if ("application/xhtml+xml".equals(mimeType)) { + viewer.setContentType("text/html"); + } + + EditorKit editorKit = viewer.getEditorKit(); + Document document = editorKit.createDefaultDocument(); +// document.putProperty("IgnoreCharsetDirective", new Boolean(true)); + + try { + Charset cs = (hashDataInput.getEncoding() == null) ? Charset.forName("UTF-8") : Charset.forName(hashDataInput.getEncoding()); + log.debug("secure viewer encoding: " + cs.toString()); + + InputStreamReader isr = new InputStreamReader(hashDataInput.getHashDataInput(), cs); + Reader contentReader = new BufferedReader(isr); + viewer.read(contentReader, document); + contentReader.close(); + + this.content = hashDataInput; + +// } catch (IllegalCharsetNameException ex) { +// } catch (UnsupportedCharsetException ex) { + } catch (Exception ex) { + log.error(ex.getMessage(), ex); + String p = messages.getString(BKUGUIFacade.ERR_VIEWER); + viewer.setText(MessageFormat.format(p, ex.getMessage())); + } + viewer.setCaretPosition(0); + + scrollPane.setViewportView(viewer); + scrollPane.setPreferredSize(viewer.getPreferredSize()); + scrollPane.setAlignmentX(LEFT_ALIGNMENT); + + if ("application/xhtml+xml".equals(mimeType)) { + viewerLabel.setText(messages.getString(BKUGUIFacade.WARNING_XHTML)); + } else { + viewerLabel.setText(""); + } + + setVisible(true); + } + + private JPanel createButtonPanel() { //ActionListener saveListener, String saveCommand) { + JButton closeButton = new JButton(); + closeButton.setText(messages.getString(BKUGUIFacade.BUTTON_CLOSE)); + closeButton.setActionCommand("close"); + closeButton.addActionListener(this); + + JButton saveButton = new JButton(); + saveButton.setText(messages.getString(BKUGUIFacade.BUTTON_SAVE)); + saveButton.setActionCommand("save"); + saveButton.addActionListener(this); + + int buttonSize = closeButton.getPreferredSize().width; + if (saveButton.getPreferredSize().width > buttonSize) { + buttonSize = saveButton.getPreferredSize().width; + } + + JPanel buttonPanel = new JPanel(); + GroupLayout buttonPanelLayout = new GroupLayout(buttonPanel); + buttonPanel.setLayout(buttonPanelLayout); + + buttonPanelLayout.setHorizontalGroup( + buttonPanelLayout.createSequentialGroup().addContainerGap(GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE).addComponent(saveButton, GroupLayout.PREFERRED_SIZE, buttonSize, GroupLayout.PREFERRED_SIZE).addPreferredGap(LayoutStyle.ComponentPlacement.RELATED).addComponent(closeButton, GroupLayout.PREFERRED_SIZE, buttonSize, GroupLayout.PREFERRED_SIZE)); + buttonPanelLayout.setVerticalGroup( + buttonPanelLayout.createParallelGroup(GroupLayout.Alignment.BASELINE).addComponent(saveButton).addComponent(closeButton)); + + return buttonPanel; + } + + @Override + public void actionPerformed(ActionEvent e) { + if ("close".equals(e.getActionCommand())) { +// SecureViewerDialog.dialog.setVisible(false); + log.trace("closing secure viewer"); + setVisible(false); + log.trace("secure viewer closed"); + } else if ("save".equals(e.getActionCommand())) { + log.trace("display secure viewer save dialog"); + showSaveDialog(content, null, null); + log.trace("done secure viewer save"); + } else { + log.warn("unknown action command " + e.getActionCommand()); + } + } + + private void showSaveDialog(final HashDataInput hashDataInput, + final ActionListener okListener, final String okCommand) { + + log.debug("scheduling save dialog [" + Thread.currentThread().getName() + "]"); + + SwingUtilities.invokeLater(new Runnable() { + + @Override + public void run() { + + log.debug("show save dialog [" + Thread.currentThread().getName() + "]"); + + String userHome = System.getProperty("user.home"); + + JFileChooser fileDialog = new JFileChooser(userHome); + fileDialog.setMultiSelectionEnabled(false); + fileDialog.setDialogType(JFileChooser.SAVE_DIALOG); + fileDialog.setFileHidingEnabled(true); + fileDialog.setDialogTitle(messages.getString(BKUGUIFacade.WINDOWTITLE_SAVE)); + fileDialog.setFileSelectionMode(JFileChooser.FILES_ONLY); + String mimeType = hashDataInput.getMimeType(); + MimeFilter mimeFilter = new MimeFilter(mimeType, messages); + fileDialog.setFileFilter(mimeFilter); + String filename = messages.getString(BKUGUIFacade.SAVE_HASHDATAINPUT_PREFIX) + + MimeFilter.getExtension(mimeType); + fileDialog.setSelectedFile(new File(userHome, filename)); + + //parent contentPane -> placed over applet + switch (fileDialog.showSaveDialog(fileDialog)) { + case JFileChooser.APPROVE_OPTION: + File file = fileDialog.getSelectedFile(); + String id = hashDataInput.getReferenceId(); + if (file.exists()) { + String msgPattern = messages.getString(BKUGUIFacade.MESSAGE_OVERWRITE); + int overwrite = JOptionPane.showConfirmDialog(fileDialog, + MessageFormat.format(msgPattern, file), + messages.getString(BKUGUIFacade.WINDOWTITLE_OVERWRITE), + JOptionPane.OK_CANCEL_OPTION); + if (overwrite != JOptionPane.OK_OPTION) { + return; + } + } + if (log.isDebugEnabled()) { + log.debug("writing hashdata input " + id + " (" + mimeType + ") to file " + file); + } + FileOutputStream fos = null; + try { + fos = new FileOutputStream(file); + BufferedOutputStream bos = new BufferedOutputStream(fos); + InputStream hdi = hashDataInput.getHashDataInput(); + int b; + while ((b = hdi.read()) != -1) { + bos.write(b); + } + bos.flush(); + bos.close(); + } catch (IOException ex) { + log.error("Failed to write " + file + ": " + ex.getMessage()); + log.debug(ex); + String errPattern = messages.getString(BKUGUIFacade.ERR_WRITE_HASHDATA); + JOptionPane.showMessageDialog(fileDialog, + MessageFormat.format(errPattern, ex.getMessage()), + messages.getString(BKUGUIFacade.WINDOWTITLE_ERROR), + JOptionPane.ERROR_MESSAGE); + } finally { + try { + if (fos != null) { + fos.close(); + } + } catch (IOException ex) { + } + } + break; + case JFileChooser.CANCEL_OPTION: + log.debug("cancelled save dialog"); + break; + } + if (okListener != null) { + okListener.actionPerformed(new ActionEvent(fileDialog, ActionEvent.ACTION_PERFORMED, okCommand)); + } + } + }); + } +} -- cgit v1.2.3