diff options
Diffstat (limited to 'BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer')
5 files changed, 308 insertions, 0 deletions
diff --git a/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/FontProvider.java b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/FontProvider.java new file mode 100644 index 00000000..8fb815b0 --- /dev/null +++ b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/FontProvider.java @@ -0,0 +1,40 @@ +/* + * 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.viewer; + +import java.awt.Font; + +/** + * + * @author Clemens Orthacker <clemens.orthacker@iaik.tugraz.at> + */ +public interface FontProvider { + + /** will be replaced by more sophisticated font selection mechanism + * (see java.awt.Font int/String constants) */ + String SANSMONO_FONT_RESOURCE = "DejaVuLGCSansMono.ttf"; + + /** + * + * @return + * @throws InterruptedException + * @throws FileNotFoundException if remote font file cannot be retrieved + */ + Font getFont() throws FontProviderException; + +} diff --git a/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/FontProviderException.java b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/FontProviderException.java new file mode 100644 index 00000000..5a6a277e --- /dev/null +++ b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/FontProviderException.java @@ -0,0 +1,29 @@ +/* + * 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.viewer; + +/** + * Encapsulates the reason why a font could not be loaded. + * @author Clemens Orthacker <clemens.orthacker@iaik.tugraz.at> + */ +public class FontProviderException extends Exception { + + public FontProviderException(String msg, Throwable cause) { + super(msg, cause); + } +} diff --git a/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/MimeFilter.java b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/MimeFilter.java new file mode 100644 index 00000000..5d64eb4f --- /dev/null +++ b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/MimeFilter.java @@ -0,0 +1,65 @@ +/* +* 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.viewer; + +import java.io.File; +import java.util.ResourceBundle; +import javax.swing.filechooser.FileFilter; + +/** + * + * @author clemens + */ +class MimeFilter extends FileFilter { + + protected String mimeType; + protected ResourceBundle messages; + + public MimeFilter(String mimeType, ResourceBundle messages) { + this.mimeType = mimeType; + this.messages = messages; + } + + @Override + public boolean accept(File f) { + + if (f.isDirectory()) { + return true; + } + return MimeTypes.getExtension(mimeType).equalsIgnoreCase(getExtension(f)); + } + + private String getExtension(File f) { + String ext = null; + String s = f.getName(); + int i = s.lastIndexOf('.'); + + if (i > 0 && i < s.length() - 1) { + ext = s.substring(i + 1).toLowerCase(); + } + return ext; + } + + @Override + public String getDescription() { + return messages.getString(MimeTypes.getDescriptionKey(mimeType)); + } + + public static String getExtension(String mimeType) { + return MimeTypes.getExtension(mimeType); + } +}
\ No newline at end of file diff --git a/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/MimeTypes.java b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/MimeTypes.java new file mode 100644 index 00000000..4500fa71 --- /dev/null +++ b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/MimeTypes.java @@ -0,0 +1,53 @@ +/* + * To change this template, choose Tools | Templates + * and open the template in the editor. + */ + +package at.gv.egiz.bku.gui.viewer; + +import java.util.HashMap; +import java.util.Map; + +/** + * + * @author clemens + */ +public class MimeTypes { + + private static final Map<String , String> FILE_EXTENSIONS = new HashMap<String, String>() {{ + put("application/msword", ".doc"); + put("application/octet-stream", ".bin"); + put("application/pdf", ".pdf"); + put("application/xhtml+xml", ".xhtml"); + put("text/html", ".html"); + put("text/plain", ".txt"); + put("text/xml", ".xml"); + }}; + + private static final Map<String , String> DESCRIPTIONS = new HashMap<String, String>() {{ + put("application/msword", "mimetype.desc.doc"); + put("application/octet-stream", "mimetype.desc.bin"); + put("application/pdf", "mimetype.desc.pdf"); + put("application/xhtml+xml", "mimetype.desc.xhtml"); + put("text/html", "mimetype.desc.html"); + put("text/plain", "mimetype.desc.txt"); + put("text/xml", "mimetype.desc.xml"); + }}; + + public static String getExtension(String mimetype) { + if (FILE_EXTENSIONS.containsKey(mimetype)) { + return FILE_EXTENSIONS.get(mimetype); + } + return ""; + } + + /** + * @return bundle key to be resolved in message resource bundle + */ + public static String getDescriptionKey(String mimetype) { + if (DESCRIPTIONS.containsKey(mimetype)) { + return DESCRIPTIONS.get(mimetype); + } + return "mimetype.desc.unknown"; + } +} diff --git a/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/SecureViewerSaveDialog.java b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/SecureViewerSaveDialog.java new file mode 100644 index 00000000..3303d4ef --- /dev/null +++ b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/gui/viewer/SecureViewerSaveDialog.java @@ -0,0 +1,121 @@ +package at.gv.egiz.bku.gui.viewer; + +import java.awt.event.ActionEvent; +import java.awt.event.ActionListener; +import java.io.BufferedOutputStream; +import java.io.File; +import java.io.FileOutputStream; +import java.io.IOException; +import java.io.InputStream; +import java.text.MessageFormat; +import java.util.Locale; +import java.util.ResourceBundle; + +import javax.swing.JFileChooser; +import javax.swing.JOptionPane; +import javax.swing.SwingUtilities; + +import org.apache.commons.logging.Log; +import org.apache.commons.logging.LogFactory; + +import at.gv.egiz.bku.gui.BKUGUIFacade; +import at.gv.egiz.stal.HashDataInput; + +public class SecureViewerSaveDialog { + + protected static final Log log = LogFactory.getLog(SecureViewerSaveDialog.class); + + public static void showSaveDialog(final HashDataInput hashDataInput, final ResourceBundle messages, + final ActionListener okListener, final String okCommand) { + + log.debug("[" + Thread.currentThread().getName() + + "] scheduling save dialog"); + + SwingUtilities.invokeLater(new Runnable() { + + @Override + public void run() { + + log + .debug("[" + Thread.currentThread().getName() + + "] show save dialog"); + + 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 = (hashDataInput.getFilename() != null) ? + hashDataInput.getFilename() : + 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) { + break; + } + } + 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)); + } + } + }); + } +} |