AddImageAction.java

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/*
 * Autopsy Forensic Browser
 *
 * Copyright 2011-2014 Basis Technology Corp.
 * Contact: carrier <at> sleuthkit <dot> org
 *
 * 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.sleuthkit.autopsy.casemodule;

import java.awt.Component;
import java.awt.Dialog;
import java.awt.Dimension;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.text.MessageFormat;
import java.util.logging.Level;
import javax.swing.Action;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JOptionPane;
import javax.swing.SwingUtilities;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import org.openide.DialogDisplayer;
import org.openide.WizardDescriptor;
import org.openide.awt.ActionID;
import org.openide.awt.ActionReference;
import org.openide.awt.ActionReferences;
import org.openide.awt.ActionRegistration;
import org.openide.util.ChangeSupport;
import org.openide.util.HelpCtx;
import org.openide.util.NbBundle;
import org.openide.util.actions.CallableSystemAction;
import org.openide.util.actions.Presenter;
import org.openide.util.lookup.ServiceProvider;
import org.sleuthkit.autopsy.coreutils.Logger;
import org.sleuthkit.autopsy.ingest.IngestManager;
import org.sleuthkit.datamodel.Image;

// TODO: need annotation because there's a "Lookup.getDefault().lookup(AddImageAction.class)"
// used in AddImageWizardPanel1 (among other places). It really shouldn't be done like that.
@ActionID(category = "Tools", id = "org.sleuthkit.autopsy.casemodule.AddImageAction")
@ActionRegistration(displayName = "#CTL_AddImage", lazy = false)
@ActionReferences(value = {
    @ActionReference(path = "Toolbars/Case", position = 100)})
@ServiceProvider(service = AddImageAction.class)
public final class AddImageAction extends CallableSystemAction implements Presenter.Toolbar {

    // Keys into the WizardDescriptor properties that pass information between stages of the wizard
    // <TYPE>: <DESCRIPTION>
    // String: time zone that the image is from
    static final String TIMEZONE_PROP = "timeZone"; //NON-NLS
    // String[]: array of paths to each data source selected
    static final String DATASOURCEPATH_PROP = "dataSrcPath"; //NON-NLS
    // String data source type selected
    static final String DATASOURCETYPE_PROP = "dataSrcType"; //NON-NLS
    // CleanupTask: task to clean up the database file if wizard errors/is cancelled after it is created
    static final String IMAGECLEANUPTASK_PROP = "finalFileCleanup"; //NON-NLS
    // int: the next availble id for a new image
    static final String IMAGEID_PROP = "imageId"; //NON-NLS
    // AddImageProcess: the next availble id for a new image
    static final String PROCESS_PROP = "process"; //NON-NLS
    // boolean: whether or not to lookup files in the hashDB
    static final String LOOKUPFILES_PROP = "lookupFiles"; //NON-NLS
    // boolean: whether or not to skip processing orphan files on FAT filesystems
    static final String NOFATORPHANS_PROP = "nofatorphans"; //NON-NLS

    static final Logger logger = Logger.getLogger(AddImageAction.class.getName());
    static final Dimension SIZE = new Dimension(875, 550);

    private WizardDescriptor wizardDescriptor;
    private WizardDescriptor.Iterator<WizardDescriptor> iterator;
    private Dialog dialog;
    private JButton toolbarButton = new JButton();

    public AddImageAction() {
        putValue(Action.NAME, NbBundle.getMessage(AddImageAction.class, "CTL_AddImage")); // set the action Name

        // set the action for the toolbar button
        toolbarButton.addActionListener(new ActionListener() {

            @Override
            public void actionPerformed(ActionEvent e) {
                AddImageAction.this.actionPerformed(e);
            }
        });

        this.setEnabled(false); // disable this action class
    }

    @Override
    public void actionPerformed(ActionEvent e) {
        if (IngestManager.getInstance().isIngestRunning()) {
            final String msg = NbBundle.getMessage(this.getClass(), "AddImageAction.ingestConfig.ongoingIngest.msg");
            if (JOptionPane.showConfirmDialog(null, msg,
                    NbBundle.getMessage(this.getClass(),
                            "AddImageAction.ingestConfig.ongoingIngest.title"),
                    JOptionPane.YES_NO_OPTION, JOptionPane.QUESTION_MESSAGE) == JOptionPane.NO_OPTION) {
                return;
            }
        }

        iterator = new AddImageWizardIterator(this);
        wizardDescriptor = new WizardDescriptor(iterator);
        wizardDescriptor.setTitle(NbBundle.getMessage(this.getClass(), "AddImageAction.wizard.title"));
        wizardDescriptor.putProperty(NAME, e);
        wizardDescriptor.setTitleFormat(new MessageFormat("{0}"));

        if (dialog != null) {
            dialog.setVisible(false); // hide the old one
        }
        dialog = DialogDisplayer.getDefault().createDialog(wizardDescriptor);
        Dimension d = dialog.getSize();
        dialog.setSize(SIZE);
        dialog.setVisible(true);
        dialog.toFront();

        // Do any cleanup that needs to happen (potentially: stopping the
        //add-image process, reverting an image)
        runCleanupTasks();
    }

    void restart() {
        // Simulate clicking finish for the current dialog
        wizardDescriptor.setValue(WizardDescriptor.FINISH_OPTION);
        dialog.setVisible(false);

        // let the previous call to AddImageAction.actionPerformed() finish up
        // after the wizard, this will run when its it's done
        final Runnable r = new Runnable() {
            @Override
            public void run() {
                actionPerformed(null);
            }
        };

        SwingUtilities.invokeLater(r);
    }

    public interface IndexImageTask {

        void runTask(Image newImage);
    }

    @Override
    public void performAction() {
    }

    @Override
    public String getName() {
        return NbBundle.getMessage(AddImageAction.class, "CTL_AddImageButton");
    }

    @Override
    public HelpCtx getHelpCtx() {
        return HelpCtx.DEFAULT_HELP;
    }

    @Override
    public Component getToolbarPresenter() {
        ImageIcon icon = new ImageIcon(getClass().getResource("btn_icon_add_image.png")); //NON-NLS
        toolbarButton.setIcon(icon);
        toolbarButton.setText(this.getName());
        return toolbarButton;
    }

    @Override
    public void setEnabled(boolean value) {
        super.setEnabled(value);
        toolbarButton.setEnabled(value);
    }

    public void requestFocusButton(String buttonText) {
        // get all buttons on this wizard panel
        Object[] wizardButtons = wizardDescriptor.getOptions();
        for (int i = 0; i < wizardButtons.length; i++) {
            JButton tempButton = (JButton) wizardButtons[i];
            if (tempButton.getText().equals(buttonText)) {
                tempButton.setDefaultCapable(true);
                tempButton.requestFocus();
            }
        }
    }

    private void runCleanupTasks() {
        cleanupSupport.fireChange();
    }

    ChangeSupport cleanupSupport = new ChangeSupport(this);

    abstract class CleanupTask implements ChangeListener {

        @Override
        public void stateChanged(ChangeEvent e) {
            // fired by AddImageAction.runCleanupTasks() after the wizard closes 
            try {
                cleanup();
            } catch (Exception ex) {
                Logger logger = Logger.getLogger(this.getClass().getName());
                logger.log(Level.WARNING, "Error cleaning up from wizard.", ex); //NON-NLS
            } finally {
                disable(); // cleanup tasks should only run once.
            }
        }

        public void enable() {
            cleanupSupport.addChangeListener(this);
        }

        abstract void cleanup() throws Exception;

        public void disable() {
            cleanupSupport.removeChangeListener(this);
        }
    }
}