/*
* Copyright 2006-2017 ICEsoft Technologies Canada Corp.
*
* 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 org.icepdf.ri.common;
import org.icepdf.core.pobjects.Document;
import org.icepdf.core.pobjects.security.Permissions;
import org.icepdf.core.pobjects.security.SecurityManager;
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.text.MessageFormat;
import java.util.ResourceBundle;
/**
* This class is a reference implementation for displaying a PDF document's
* associated security permissions.
*
* @since 1.1
*/
@SuppressWarnings("serial")
public class PermissionsDialog extends EscapeJDialog {
// layouts constraint
private GridBagConstraints constraints;
/**
* Creates the permissions dialog.
*/
public PermissionsDialog(JFrame frame, Document document,
ResourceBundle messageBundle) {
super(frame, true);
setTitle(messageBundle.getString("viewer.dialog.documentPermissions.title"));
// get common values for permissions values
String none = messageBundle.getString("viewer.dialog.documentPermissions.none");
String no = messageBundle.getString("viewer.dialog.documentPermissions.no");
String yes = messageBundle.getString("viewer.dialog.documentPermissions.yes");
String fullyAllowed = messageBundle.getString("viewer.dialog.documentPermissions.fullyAllowed");
String notAllowed = messageBundle.getString("viewer.dialog.documentPermissions.notAllowed");
String allowed = messageBundle.getString("viewer.dialog.documentPermissions.allowed");
String standardSecurity = messageBundle.getString("viewer.dialog.documentPermissions.standardSecurity");
String lowQuality = messageBundle.getString("viewer.dialog.documentPermissions.partial");
String securityLevel = messageBundle.getString("viewer.dialog.documentPermissions.securityLevel");
// Do some work on Permissions to get display values
String securityMethod = none;
String userPassword = no;
String ownerPassword = no;
String printing = fullyAllowed;
String changing = allowed;
String extraction = allowed;
String authoring = allowed;
String forms = allowed;
String accessibility = allowed;
String assembly = allowed;
String level = none;
// get permission values if available
SecurityManager securityManager = document.getSecurityManager();
if (securityManager != null) {
Permissions permissions = securityManager.getPermissions();
if (permissions != null) {
// currenly only adobe standard security supported
securityMethod = standardSecurity;
// Get user and owner passwords, owner first, just encase it has a password.
if (!securityManager.getSecurityHandler().isOwnerAuthorized("")) {
ownerPassword = yes;
}
if (!securityManager.getSecurityHandler().isUserAuthorized("")) {
userPassword = yes;
}
if (!permissions.getPermissions(Permissions.PRINT_DOCUMENT)) {
if (!permissions.getPermissions(Permissions.PRINT_DOCUMENT_QUALITY)) {
printing = lowQuality;
} else {
printing = notAllowed;
}
}
if (!permissions.getPermissions(Permissions.MODIFY_DOCUMENT)) {
changing = notAllowed;
}
if (!permissions.getPermissions(Permissions.CONTENT_EXTRACTION)) {
extraction = notAllowed;
}
if (!permissions.getPermissions(Permissions.AUTHORING_FORM_FIELDS)) {
authoring = notAllowed;
}
if (!permissions.getPermissions(Permissions.FORM_FIELD_FILL_SIGNING)) {
forms = notAllowed;
}
if (!permissions.getPermissions(Permissions.CONTENT_ACCESSABILITY)) {
accessibility = notAllowed;
}
if (!permissions.getPermissions(Permissions.DOCUMENT_ASSEMBLY)) {
assembly = notAllowed;
}
// Figure level of encryption
int length = securityManager.getEncryptionDictionary().getKeyLength();
Object[] messageArguments = new Object[]{
String.valueOf(length),
String.valueOf(securityManager.getEncryptionDictionary().getVersion()),
String.valueOf(securityManager.getEncryptionDictionary().getRevisionNumber())
};
MessageFormat formatter = new MessageFormat(securityLevel);
level = formatter.format(messageArguments);
}
}
// Create GUI elements
final JButton okButton = new JButton(messageBundle.getString("viewer.button.ok.label"));
okButton.setMnemonic(messageBundle.getString("viewer.button.ok.mnemonic").charAt(0));
okButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
if (e.getSource() == okButton) {
setVisible(false);
dispose();
}
}
});
/**
* Place GUI elements on dialog
*/
JPanel permissionsPanel = new JPanel();
permissionsPanel.setAlignmentY(JPanel.TOP_ALIGNMENT);
GridBagLayout layout = new GridBagLayout();
permissionsPanel.setLayout(layout);
constraints = new GridBagConstraints();
constraints.fill = GridBagConstraints.NONE;
constraints.weightx = 1.0;
constraints.anchor = GridBagConstraints.NORTH;
constraints.anchor = GridBagConstraints.EAST;
constraints.insets = new Insets(5, 5, 5, 5);
// add labels
addGB(permissionsPanel, new JLabel("Security Method:"), 0, 0, 1, 1);
addGB(permissionsPanel, new JLabel("User Password:"), 0, 1, 1, 1);
addGB(permissionsPanel, new JLabel("Owner Password:"), 0, 2, 1, 1);
addGB(permissionsPanel, new JLabel("Printing:"), 0, 3, 1, 1);
addGB(permissionsPanel, new JLabel("Changing the Document:"), 0, 4, 1, 1);
addGB(permissionsPanel, new JLabel("Content Copying or Extraction:"), 0, 5, 1, 1);
addGB(permissionsPanel, new JLabel("Authoring Comments and Form Fields:"), 0, 6, 1, 1);
addGB(permissionsPanel, new JLabel("Form Field Fill-in or Signing:"), 0, 7, 1, 1);
addGB(permissionsPanel, new JLabel("Content Accessibility Enabled:"), 0, 8, 1, 1);
addGB(permissionsPanel, new JLabel("Document Assembly:"), 0, 9, 1, 1);
addGB(permissionsPanel, new JLabel("Encryption Level:"), 0, 10, 1, 1);
constraints.insets = new Insets(15, 5, 5, 5);
constraints.anchor = GridBagConstraints.CENTER;
addGB(permissionsPanel, okButton, 0, 11, 2, 1);
// add values
constraints.insets = new Insets(5, 5, 5, 5);
constraints.anchor = GridBagConstraints.WEST;
addGB(permissionsPanel, new JLabel(securityMethod), 1, 0, 1, 1);
addGB(permissionsPanel, new JLabel(userPassword), 1, 1, 1, 1);
addGB(permissionsPanel, new JLabel(ownerPassword), 1, 2, 1, 1);
addGB(permissionsPanel, new JLabel(printing), 1, 3, 1, 1);
addGB(permissionsPanel, new JLabel(changing), 1, 4, 1, 1);
addGB(permissionsPanel, new JLabel(extraction), 1, 5, 1, 1);
addGB(permissionsPanel, new JLabel(authoring), 1, 6, 1, 1);
addGB(permissionsPanel, new JLabel(forms), 1, 7, 1, 1);
addGB(permissionsPanel, new JLabel(accessibility), 1, 8, 1, 1);
addGB(permissionsPanel, new JLabel(assembly), 1, 9, 1, 1);
addGB(permissionsPanel, new JLabel(level), 1, 10, 1, 1);
this.getContentPane().add(permissionsPanel);
pack();
setLocationRelativeTo(frame);
}
/**
* Gridbag constructor helper
*
* @param component component to add to grid
* @param x row
* @param y col
* @param rowSpan
* @param colSpan
*/
private void addGB(JPanel layout, Component component,
int x, int y,
int rowSpan, int colSpan) {
constraints.gridx = x;
constraints.gridy = y;
constraints.gridwidth = rowSpan;
constraints.gridheight = colSpan;
layout.add(component, constraints);
}
}