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filebot/source/net/sourceforge/filebot/ui/EpisodeFormatDialog.java
Reinhard Pointner 115c617a0c * refactoring
2009-05-17 15:09:09 +00:00

500 lines
14 KiB
Java

package net.sourceforge.filebot.ui;
import static java.awt.Font.BOLD;
import static java.awt.Font.MONOSPACED;
import static java.awt.Font.PLAIN;
import java.awt.Color;
import java.awt.Font;
import java.awt.Window;
import java.awt.event.ActionEvent;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.io.File;
import java.text.ParseException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.ResourceBundle;
import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.ThreadPoolExecutor.DiscardOldestPolicy;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.script.ScriptException;
import javax.swing.AbstractAction;
import javax.swing.Action;
import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.JDialog;
import javax.swing.JFileChooser;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JPopupMenu;
import javax.swing.JTextField;
import javax.swing.SwingWorker;
import javax.swing.Timer;
import javax.swing.border.LineBorder;
import javax.swing.event.DocumentEvent;
import javax.swing.filechooser.FileNameExtensionFilter;
import javax.swing.undo.UndoManager;
import net.miginfocom.swing.MigLayout;
import net.sourceforge.filebot.ResourceManager;
import net.sourceforge.filebot.Settings;
import net.sourceforge.filebot.format.EpisodeFormatBindingBean;
import net.sourceforge.filebot.format.ExpressionFormat;
import net.sourceforge.filebot.web.Episode;
import net.sourceforge.filebot.web.EpisodeFormat;
import net.sourceforge.tuned.DefaultThreadFactory;
import net.sourceforge.tuned.ExceptionUtilities;
import net.sourceforge.tuned.ui.GradientStyle;
import net.sourceforge.tuned.ui.LazyDocumentListener;
import net.sourceforge.tuned.ui.LinkButton;
import net.sourceforge.tuned.ui.ProgressIndicator;
import net.sourceforge.tuned.ui.TunedUtilities;
import net.sourceforge.tuned.ui.notification.SeparatorBorder;
import net.sourceforge.tuned.ui.notification.SeparatorBorder.Position;
public class EpisodeFormatDialog extends JDialog {
private Option selectedOption = Option.CANCEL;
private JLabel preview = new JLabel();
private JLabel status = new JLabel();
private EpisodeFormatBindingBean previewSample = new EpisodeFormatBindingBean(getPreviewSampleEpisode(), getPreviewSampleMediaFile());
private ExecutorService previewExecutor = createPreviewExecutor();
private ProgressIndicator progressIndicator = new ProgressIndicator();
private JTextField editor = new JTextField();
private Color defaultColor = preview.getForeground();
private Color errorColor = Color.red;
public enum Option {
APPROVE,
CANCEL,
USE_DEFAULT
}
public EpisodeFormatDialog(Window owner) {
super(owner, "Episode Format", ModalityType.DOCUMENT_MODAL);
editor.setText(Settings.userRoot().get("dialog.format"));
editor.setFont(new Font(MONOSPACED, PLAIN, 14));
// bold title label in header
JLabel title = new JLabel(this.getTitle());
title.setFont(title.getFont().deriveFont(BOLD));
JPanel header = new JPanel(new MigLayout("insets dialog, nogrid, fillx"));
header.setBackground(Color.white);
header.setBorder(new SeparatorBorder(1, new Color(0xB4B4B4), new Color(0xACACAC), GradientStyle.LEFT_TO_RIGHT, Position.BOTTOM));
header.add(progressIndicator, "pos 1al 0al, hidemode 3");
header.add(title, "wrap unrel:push");
header.add(preview, "hmin 16px, gap indent, hidemode 3, wmax 90%");
header.add(status, "hmin 16px, gap indent, hidemode 3, wmax 90%, newline");
JPanel content = new JPanel(new MigLayout("insets dialog, nogrid, fill"));
content.add(editor, "wmin 120px, h 40px!, growx, wrap 8px");
content.add(new JLabel("Syntax"), "gap indent+unrel, wrap 0");
content.add(createSyntaxPanel(), "gapx indent indent, wrap 8px");
content.add(new JLabel("Examples"), "gap indent+unrel, wrap 0");
content.add(createExamplesPanel(), "hmin 50px, gapx indent indent, wrap 25px:push");
content.add(new JButton(useDefaultFormatAction), "tag left");
content.add(new JButton(approveFormatAction), "tag apply");
content.add(new JButton(cancelAction), "tag cancel");
JComponent pane = (JComponent) getContentPane();
pane.setLayout(new MigLayout("insets 0, fill"));
pane.add(header, "h 60px, growx, dock north");
pane.add(content, "grow");
header.setComponentPopupMenu(createPreviewSamplePopup());
// setup undo support
final UndoManager undo = new UndoManager();
editor.getDocument().addUndoableEditListener(undo);
// enable undo/redo
TunedUtilities.installUndoSupport(editor);
// update format on change
editor.getDocument().addDocumentListener(new LazyDocumentListener() {
@Override
public void update(DocumentEvent e) {
checkFormatInBackground();
}
});
addPropertyChangeListener("previewSample", new PropertyChangeListener() {
@Override
public void propertyChange(PropertyChangeEvent evt) {
checkFormatInBackground();
}
});
// focus editor by default
addWindowFocusListener(new WindowAdapter() {
@Override
public void windowGainedFocus(WindowEvent e) {
editor.requestFocusInWindow();
}
});
// update preview to current format
firePreviewSampleChanged();
// initialize window properties
setDefaultCloseOperation(DISPOSE_ON_CLOSE);
setLocation(TunedUtilities.getPreferredLocation(this));
pack();
}
private JPopupMenu createPreviewSamplePopup() {
JPopupMenu actionPopup = new JPopupMenu("Sample");
actionPopup.add(new AbstractAction("Change Episode") {
@Override
public void actionPerformed(ActionEvent evt) {
String episodeString = JOptionPane.showInputDialog(EpisodeFormatDialog.this, null, EpisodeFormat.getInstance().format(previewSample.getEpisode()));
if (episodeString != null) {
try {
Episode episode = EpisodeFormat.getInstance().parseObject(episodeString);
// change episode
previewSample = new EpisodeFormatBindingBean(episode, previewSample.getMediaFile());
Settings.userRoot().put("dialog.sample.episode", episodeString);
firePreviewSampleChanged();
} catch (ParseException e) {
Logger.getLogger("ui").warning(String.format("Cannot parse %s", episodeString));
}
}
}
});
actionPopup.add(new AbstractAction("Change Media File") {
@Override
public void actionPerformed(ActionEvent evt) {
JFileChooser fileChooser = new JFileChooser();
fileChooser.setSelectedFile(previewSample.getMediaFile());
fileChooser.setFileFilter(new FileNameExtensionFilter("Media files", "avi", "mkv", "mp4", "ogm"));
if (fileChooser.showOpenDialog(EpisodeFormatDialog.this) == JFileChooser.APPROVE_OPTION) {
File mediaFile = fileChooser.getSelectedFile();
try {
MediaInfoPane.showMessageDialog(EpisodeFormatDialog.this, mediaFile);
} catch (LinkageError e) {
// MediaInfo native library is missing -> notify user
Logger.getLogger("ui").log(Level.SEVERE, e.getMessage(), e);
// rethrow error
throw e;
}
// change media file
previewSample = new EpisodeFormatBindingBean(previewSample.getEpisode(), mediaFile);
Settings.userRoot().put("dialog.sample.file", mediaFile.getAbsolutePath());
firePreviewSampleChanged();
}
}
});
return actionPopup;
}
private JPanel createSyntaxPanel() {
JPanel panel = new JPanel(new MigLayout("fill, nogrid"));
panel.setBorder(new LineBorder(new Color(0xACA899)));
panel.setBackground(new Color(0xFFFFE1));
panel.setOpaque(true);
panel.add(new JLabel(ResourceBundle.getBundle(getClass().getName()).getString("syntax")));
return panel;
}
private JComponent createExamplesPanel() {
JPanel panel = new JPanel(new MigLayout("fill, wrap 3"));
panel.setBorder(new LineBorder(new Color(0xACA899)));
panel.setBackground(new Color(0xFFFFE1));
ResourceBundle bundle = ResourceBundle.getBundle(getClass().getName());
// collect example keys
List<String> examples = new ArrayList<String>();
for (String key : bundle.keySet()) {
if (key.startsWith("example"))
examples.add(key);
}
// sort by example key
Collections.sort(examples);
for (String key : examples) {
final String format = bundle.getString(key);
LinkButton formatLink = new LinkButton(new AbstractAction(format) {
@Override
public void actionPerformed(ActionEvent e) {
editor.setText(format);
}
});
formatLink.setFont(new Font(MONOSPACED, PLAIN, 11));
final JLabel formatExample = new JLabel();
// bind text to preview
addPropertyChangeListener("previewSample", new PropertyChangeListener() {
@Override
public void propertyChange(PropertyChangeEvent evt) {
try {
formatExample.setText(new ExpressionFormat(format).format(previewSample));
setForeground(defaultColor);
} catch (Exception e) {
formatExample.setText(ExceptionUtilities.getRootCauseMessage(e));
setForeground(errorColor);
}
}
});
panel.add(formatLink);
panel.add(new JLabel("..."));
panel.add(formatExample);
}
return panel;
}
private Episode getPreviewSampleEpisode() {
String sample = Settings.userRoot().get("dialog.sample.episode");
if (sample != null) {
try {
return EpisodeFormat.getInstance().parseObject(sample);
} catch (Exception e) {
Logger.getLogger(getClass().getName()).log(Level.WARNING, e.getMessage(), e);
}
}
// default sample
return new Episode("Dark Angel", "3", "1", "Labyrinth");
}
private File getPreviewSampleMediaFile() {
String sample = Settings.userRoot().get("dialog.sample.file");
if (sample != null) {
try {
return new File(sample);
} catch (Exception e) {
Logger.getLogger(getClass().getName()).log(Level.WARNING, e.getMessage(), e);
}
}
// default sample
return null;
}
private ExecutorService createPreviewExecutor() {
ThreadPoolExecutor executor = new ThreadPoolExecutor(1, 1, 0L, TimeUnit.SECONDS, new ArrayBlockingQueue<Runnable>(1), new DefaultThreadFactory("PreviewFormatter")) {
@SuppressWarnings("deprecation")
@Override
public List<Runnable> shutdownNow() {
List<Runnable> remaining = super.shutdownNow();
try {
if (!awaitTermination(3, TimeUnit.SECONDS)) {
// if the thread has not terminated after 4 seconds, it is probably stuck
ThreadGroup threadGroup = ((DefaultThreadFactory) getThreadFactory()).getThreadGroup();
// kill background thread by force
threadGroup.stop();
// log access of potentially unsafe method
Logger.getLogger("global").warning("Thread was forcibly terminated");
}
} catch (InterruptedException e) {
Logger.getLogger("global").log(Level.WARNING, "Thread was not terminated", e);
}
return remaining;
}
};
// only keep the latest task in the queue
executor.setRejectedExecutionHandler(new DiscardOldestPolicy());
return executor;
}
private void checkFormatInBackground() {
try {
// check syntax in foreground
final ExpressionFormat format = new ExpressionFormat(getExpression());
// format in background
final Timer progressIndicatorTimer = TunedUtilities.invokeLater(400, new Runnable() {
@Override
public void run() {
progressIndicator.setVisible(true);
}
});
previewExecutor.execute(new SwingWorker<String, Void>() {
@Override
protected String doInBackground() throws Exception {
return format.format(previewSample);
}
@Override
protected void done() {
try {
preview.setText(get());
// check internal script exception
if (format.scriptException() != null) {
throw format.scriptException();
}
// check empty output
if (get().trim().isEmpty()) {
throw new RuntimeException("Formatted value is empty");
}
// no warning or error
status.setVisible(false);
} catch (Exception e) {
status.setText(ExceptionUtilities.getMessage(e));
status.setIcon(ResourceManager.getIcon("status.warning"));
status.setVisible(true);
} finally {
preview.setVisible(preview.getText().trim().length() > 0);
editor.setForeground(defaultColor);
progressIndicatorTimer.stop();
progressIndicator.setVisible(false);
}
}
});
} catch (ScriptException e) {
// incorrect syntax
status.setText(ExceptionUtilities.getRootCauseMessage(e));
status.setIcon(ResourceManager.getIcon("status.error"));
status.setVisible(true);
preview.setVisible(false);
editor.setForeground(errorColor);
}
}
public String getExpression() {
return editor.getText().trim();
}
public Option getSelectedOption() {
return selectedOption;
}
private void finish(Option option) {
selectedOption = option;
previewExecutor.shutdownNow();
setVisible(false);
dispose();
}
protected final Action cancelAction = new AbstractAction("Cancel", ResourceManager.getIcon("dialog.cancel")) {
@Override
public void actionPerformed(ActionEvent e) {
finish(Option.CANCEL);
}
};
protected final Action useDefaultFormatAction = new AbstractAction("Default", ResourceManager.getIcon("dialog.default")) {
@Override
public void actionPerformed(ActionEvent e) {
finish(Option.USE_DEFAULT);
}
};
protected final Action approveFormatAction = new AbstractAction("Use Format", ResourceManager.getIcon("dialog.continue")) {
@Override
public void actionPerformed(ActionEvent evt) {
try {
if (progressIndicator.isVisible())
throw new IllegalStateException("Format has not been verified yet.");
// check syntax
ExpressionFormat format = new ExpressionFormat(getExpression());
// remember format
Settings.userRoot().put("dialog.format", format.getExpression());
finish(Option.APPROVE);
} catch (Exception e) {
Logger.getLogger("ui").log(Level.WARNING, ExceptionUtilities.getRootCauseMessage(e));
}
}
};
protected void firePreviewSampleChanged() {
firePropertyChange("previewSample", null, previewSample);
}
}