kf-manager/src/main/java/com/kfmanager/ui/PropertiesDialog.java
2026-01-14 21:42:56 +01:00

351 lines
13 KiB
Java

package com.kfmanager.ui;
import javax.swing.*;
import javax.swing.border.EmptyBorder;
import java.awt.*;
import java.io.File;
import java.io.IOException;
import java.nio.file.*;
import java.nio.file.attribute.*;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashSet;
import java.util.Set;
public class PropertiesDialog extends JDialog {
private final File file;
private final Path path;
// Attributes Tab components
private JCheckBox[][] permChecks; // [Owner, Group, Other][Read, Write, Execute]
private JTextField octalField;
private JTextField symbolicField;
private JCheckBox suidCheck, sgidCheck, stickyCheck;
private JCheckBox recursiveCheck;
private JTextField ownerField, groupField;
public PropertiesDialog(Window owner, File file) {
super(owner, "Properties", ModalityType.APPLICATION_MODAL);
this.file = file;
this.path = file.toPath();
initComponents();
pack();
setMinimumSize(new Dimension(500, 550));
setLocationRelativeTo(owner);
}
private void initComponents() {
setLayout(new BorderLayout());
JTabbedPane tabbedPane = new JTabbedPane();
tabbedPane.addTab("Properties", buildPropertiesPanel());
tabbedPane.addTab("Attributes", buildAttributesPanel());
add(tabbedPane, BorderLayout.CENTER);
JPanel buttonPanel = new JPanel(new FlowLayout(FlowLayout.RIGHT));
JButton okButton = new JButton("OK");
JButton cancelButton = new JButton("Cancel");
okButton.addActionListener(e -> {
if (applyChanges()) {
dispose();
}
});
cancelButton.addActionListener(e -> dispose());
buttonPanel.add(okButton);
buttonPanel.add(cancelButton);
add(buttonPanel, BorderLayout.SOUTH);
}
private JPanel buildPropertiesPanel() {
JPanel panel = new JPanel(new GridBagLayout());
panel.setBorder(new EmptyBorder(20, 20, 20, 20));
GridBagConstraints gbc = new GridBagConstraints();
gbc.fill = GridBagConstraints.HORIZONTAL;
gbc.insets = new Insets(5, 5, 5, 5);
int row = 0;
addInfoRow(panel, gbc, row++, "Name:", file.getName());
addInfoRow(panel, gbc, row++, "Path:", file.getAbsolutePath());
String sizeStr = file.isDirectory() ? "Directory" : formatSize(file.length());
addInfoRow(panel, gbc, row++, "Size:", sizeStr);
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
addInfoRow(panel, gbc, row++, "Modified:", sdf.format(new Date(file.lastModified())));
return panel;
}
private JPanel buildAttributesPanel() {
JPanel panel = new JPanel(new GridBagLayout());
panel.setBorder(new EmptyBorder(15, 15, 15, 15));
GridBagConstraints gbc = new GridBagConstraints();
gbc.fill = GridBagConstraints.HORIZONTAL;
gbc.insets = new Insets(5, 5, 5, 5);
int row = 0;
// File name display
JLabel nameLabel = new JLabel("File name");
gbc.gridx = 0; gbc.gridy = row; gbc.weightx = 0;
panel.add(nameLabel, gbc);
JLabel fileNameValue = new JLabel(file.getName());
gbc.gridx = 1; gbc.gridy = row; gbc.weightx = 1; gbc.gridwidth = 3;
panel.add(fileNameValue, gbc);
gbc.gridwidth = 1;
row++;
panel.add(new JSeparator(), new GridBagConstraints(0, row++, 4, 1, 1.0, 0, GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, new Insets(10, 0, 10, 0), 0, 0));
// Header: Read, Write, Execute
gbc.gridy = row;
gbc.weightx = 0;
String[] titles = {"", "Read", "Write", "Execute"};
for (int i = 1; i < titles.length; i++) {
gbc.gridx = i;
panel.add(new JLabel(titles[i], SwingConstants.CENTER), gbc);
}
row++;
// Rows: Owner, Group, Other
String[] labels = {"Owner", "Group", "Other"};
permChecks = new JCheckBox[3][3];
Set<PosixFilePermission> perms = new HashSet<>();
String ownerName = "";
String groupName = "";
try {
PosixFileAttributes attrs = Files.readAttributes(path, PosixFileAttributes.class);
perms = attrs.permissions();
ownerName = attrs.owner().getName();
groupName = attrs.group().getName();
} catch (Exception ignore) {
// Fallback for non-posix systems or permission issues
if (file.canRead()) perms.add(PosixFilePermission.OWNER_READ);
if (file.canWrite()) perms.add(PosixFilePermission.OWNER_WRITE);
if (file.canExecute()) perms.add(PosixFilePermission.OWNER_EXECUTE);
}
for (int i = 0; i < 3; i++) {
gbc.gridx = 0; gbc.gridy = row;
panel.add(new JLabel(labels[i]), gbc);
for (int j = 0; j < 3; j++) {
permChecks[i][j] = new JCheckBox();
permChecks[i][j].setHorizontalAlignment(SwingConstants.CENTER);
gbc.gridx = j + 1;
panel.add(permChecks[i][j], gbc);
// Set initial state
permChecks[i][j].setSelected(hasPermission(perms, i, j));
permChecks[i][j].addActionListener(e -> updateOctalAndSymbolic());
}
row++;
}
panel.add(new JSeparator(), new GridBagConstraints(0, row++, 4, 1, 1.0, 0, GridBagConstraints.CENTER, GridBagConstraints.HORIZONTAL, new Insets(10, 0, 10, 0), 0, 0));
// Special Bits
JPanel bitsPanel = new JPanel(new FlowLayout(FlowLayout.LEFT, 15, 0));
bitsPanel.add(new JLabel("Bits:"));
suidCheck = new JCheckBox("SUID");
sgidCheck = new JCheckBox("SGID");
stickyCheck = new JCheckBox("Sticky");
suidCheck.setEnabled(false); // Advanced bits usually require more than just Java basic API or are rare
sgidCheck.setEnabled(false);
stickyCheck.setEnabled(false);
bitsPanel.add(suidCheck);
bitsPanel.add(sgidCheck);
bitsPanel.add(stickyCheck);
gbc.gridx = 0; gbc.gridy = row++; gbc.gridwidth = 4;
panel.add(bitsPanel, gbc);
gbc.gridwidth = 1;
// Octal and Symbolic
gbc.gridy = row;
gbc.gridx = 0;
panel.add(new JLabel("Octal:"), gbc);
octalField = new JTextField(5);
gbc.gridx = 1;
panel.add(octalField, gbc);
gbc.gridx = 2;
panel.add(new JLabel("Text:"), gbc);
symbolicField = new JTextField(12);
symbolicField.setEditable(false);
gbc.gridx = 3;
panel.add(symbolicField, gbc);
row++;
// Owner/Group Section
JPanel ownerGroupPanel = new JPanel(new GridBagLayout());
ownerGroupPanel.setBorder(BorderFactory.createTitledBorder("Owner"));
GridBagConstraints ogbc = new GridBagConstraints();
ogbc.fill = GridBagConstraints.HORIZONTAL;
ogbc.insets = new Insets(2, 5, 2, 5);
ogbc.gridx = 0; ogbc.gridy = 0;
ownerGroupPanel.add(new JLabel("Owner"), ogbc);
ownerField = new JTextField(ownerName);
ownerField.setEditable(false);
ogbc.gridx = 1; ogbc.weightx = 1.0;
ownerGroupPanel.add(ownerField, ogbc);
ogbc.gridx = 0; ogbc.gridy = 1;
ownerGroupPanel.add(new JLabel("Group"), ogbc);
groupField = new JTextField(groupName);
groupField.setEditable(false);
ogbc.gridx = 1;
ownerGroupPanel.add(groupField, ogbc);
gbc.gridx = 0; gbc.gridy = row++; gbc.gridwidth = 4;
panel.add(ownerGroupPanel, gbc);
gbc.gridwidth = 1;
// Recursive
recursiveCheck = new JCheckBox("Recursive");
recursiveCheck.setEnabled(file.isDirectory());
gbc.gridx = 0; gbc.gridy = row++; gbc.gridwidth = 4;
panel.add(recursiveCheck, gbc);
updateOctalAndSymbolic();
// Listener for octal field to update checkboxes
octalField.addActionListener(e -> updateFromOctal());
return panel;
}
private boolean hasPermission(Set<PosixFilePermission> perms, int userIdx, int permIdx) {
PosixFilePermission p = getPermission(userIdx, permIdx);
return p != null && perms.contains(p);
}
private PosixFilePermission getPermission(int userIdx, int permIdx) {
if (userIdx == 0) { // Owner
if (permIdx == 0) return PosixFilePermission.OWNER_READ;
if (permIdx == 1) return PosixFilePermission.OWNER_WRITE;
if (permIdx == 2) return PosixFilePermission.OWNER_EXECUTE;
} else if (userIdx == 1) { // Group
if (permIdx == 0) return PosixFilePermission.GROUP_READ;
if (permIdx == 1) return PosixFilePermission.GROUP_WRITE;
if (permIdx == 2) return PosixFilePermission.GROUP_EXECUTE;
} else if (userIdx == 2) { // Other
if (permIdx == 0) return PosixFilePermission.OTHERS_READ;
if (permIdx == 1) return PosixFilePermission.OTHERS_WRITE;
if (permIdx == 2) return PosixFilePermission.OTHERS_EXECUTE;
}
return null;
}
private void updateOctalAndSymbolic() {
int octal = 0;
if (permChecks[0][0].isSelected()) octal += 0400;
if (permChecks[0][1].isSelected()) octal += 0200;
if (permChecks[0][2].isSelected()) octal += 0100;
if (permChecks[1][0].isSelected()) octal += 0040;
if (permChecks[1][1].isSelected()) octal += 0020;
if (permChecks[1][2].isSelected()) octal += 0010;
if (permChecks[2][0].isSelected()) octal += 0004;
if (permChecks[2][1].isSelected()) octal += 0002;
if (permChecks[2][2].isSelected()) octal += 0001;
octalField.setText(String.format("%03o", octal));
StringBuilder sb = new StringBuilder();
sb.append(file.isDirectory() ? 'd' : '-');
sb.append(permChecks[0][0].isSelected() ? 'r' : '-');
sb.append(permChecks[0][1].isSelected() ? 'w' : '-');
sb.append(permChecks[0][2].isSelected() ? 'x' : '-');
sb.append(permChecks[1][0].isSelected() ? 'r' : '-');
sb.append(permChecks[1][1].isSelected() ? 'w' : '-');
sb.append(permChecks[1][2].isSelected() ? 'x' : '-');
sb.append(permChecks[2][0].isSelected() ? 'r' : '-');
sb.append(permChecks[2][1].isSelected() ? 'w' : '-');
sb.append(permChecks[2][2].isSelected() ? 'x' : '-');
symbolicField.setText(sb.toString());
}
private void updateFromOctal() {
try {
int val = Integer.parseInt(octalField.getText(), 8);
permChecks[0][0].setSelected((val & 0400) != 0);
permChecks[0][1].setSelected((val & 0200) != 0);
permChecks[0][2].setSelected((val & 0100) != 0);
permChecks[1][0].setSelected((val & 0040) != 0);
permChecks[1][1].setSelected((val & 0020) != 0);
permChecks[1][2].setSelected((val & 0010) != 0);
permChecks[2][0].setSelected((val & 0004) != 0);
permChecks[2][1].setSelected((val & 0002) != 0);
permChecks[2][2].setSelected((val & 0001) != 0);
updateOctalAndSymbolic();
} catch (Exception ignore) {}
}
private boolean applyChanges() {
Set<PosixFilePermission> perms = new HashSet<>();
for (int i = 0; i < 3; i++) {
for (int j = 0; j < 3; j++) {
if (permChecks[i][j].isSelected()) {
perms.add(getPermission(i, j));
}
}
}
try {
applyPermissions(path, perms, recursiveCheck.isSelected());
return true;
} catch (Exception ex) {
JOptionPane.showMessageDialog(this, "Failed to apply permissions: " + ex.getMessage(), "Error", JOptionPane.ERROR_MESSAGE);
return false;
}
}
private void applyPermissions(Path p, Set<PosixFilePermission> perms, boolean recursive) throws IOException {
try {
Files.setPosixFilePermissions(p, perms);
} catch (UnsupportedOperationException e) {
// Fallback for non-posix filesystems
File f = p.toFile();
f.setReadable(perms.contains(PosixFilePermission.OWNER_READ));
f.setWritable(perms.contains(PosixFilePermission.OWNER_WRITE));
f.setExecutable(perms.contains(PosixFilePermission.OWNER_EXECUTE));
}
if (recursive && Files.isDirectory(p)) {
try (DirectoryStream<Path> stream = Files.newDirectoryStream(p)) {
for (Path entry : stream) {
applyPermissions(entry, perms, true);
}
}
}
}
private void addInfoRow(JPanel panel, GridBagConstraints gbc, int row, String label, String value) {
gbc.gridx = 0; gbc.gridy = row; gbc.weightx = 0;
panel.add(new JLabel(label), gbc);
gbc.gridx = 1; gbc.weightx = 1.0;
JTextField textField = new JTextField(value);
textField.setEditable(false);
textField.setBorder(null);
textField.setOpaque(false);
panel.add(textField, gbc);
}
private String formatSize(long bytes) {
if (bytes < 1024) return bytes + " B";
int exp = (int) (Math.log(bytes) / Math.log(1024));
char pre = "KMGTPE".charAt(exp - 1);
return String.format("%.1f %cB (%d bytes)", bytes / Math.pow(1024, exp), pre, bytes);
}
}