senddialog.java

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/**
 * JHylaFax - A java client for HylaFAX.
 *
 * Copyright (C) 2005 by Steffen Pingel <[e-mail]>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */
package net.sf.jhylafax;

import static net.sf.jhylafax.JHylaFAX.i18n;
import gnu.hylafax.HylaFAXClient;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.BufferedInputStream;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.Iterator;
import java.util.List;
import javax.swing.Action;
import javax.swing.JCheckBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import net.sf.jhylafax.fax.FaxCover;
import net.sf.jhylafax.fax.FaxJob;
import net.sf.jhylafax.fax.HylaFAXClientHelper;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.xnap.commons.gui.Builder;
import org.xnap.commons.gui.Dialogs;
import org.xnap.commons.gui.ErrorDialog;
import org.xnap.commons.gui.FileChooserPanel;
import org.xnap.commons.gui.action.AbstractXNapAction;
import org.xnap.commons.io.Job;
import org.xnap.commons.io.ProgressMonitor;
import org.xnap.commons.io.SubTaskProgressMonitor;
import org.xnap.commons.io.UserAbortException;
import com.jgoodies.forms.builder.DefaultFormBuilder;
import com.jgoodies.forms.layout.CellConstraints;
import com.jgoodies.forms.layout.FormLayout;

/**
 * A dialog for sending faxes.
 * 
 * @author Steffen Pingel
 */
public class SendDialog extends AbstractFaxDialog {

	private final static Log logger = LogFactory.getLog(AbstractQueuePanel.class);

	private JLabel documentLabel;
	private JPanel coverPanel;
	private JTextField coverSenderTextField;
	private JLabel coverSenderLabel;
	private JTextField coverRecepientTextField;
	private JLabel coverRecepientLabel;
	private JTextField coverSubjectTextField;
	private JLabel coverSubjectLabel;
	private JTextArea coverCommentTextArea;
	private JLabel coverCommentLabel;
	private JPanel documentPanel;
	private DefaultFormBuilder documentPanelBuilder;
	private List<FileChooserPanel> documentFileChooserPanels;
	private JCheckBox includeCoverCheckBox;
	private JLabel includeCoverLabel;
	private JScrollPane coverCommentScrollPane;
	private PreviewCoverAction previewCoverAction;

	private MoreDocumentsAction moreDocumentsAction;

	private boolean quitAfterSending;
	
	public SendDialog(JFrame owner) {
		super(owner);
		
		moreDocumentsAction = new MoreDocumentsAction();
		previewCoverAction = new PreviewCoverAction();
		
		addNumberTextField();
		
		addDocumentsPanel();

		builder.append("", Builder.createButton(moreDocumentsAction));
		builder.nextLine();

		addDateControls();

		includeCoverCheckBox = new JCheckBox();
		includeCoverLabel = builder.append("", includeCoverCheckBox);
		builder.nextLine();
		
		initializeCoverPanel();
		coverPanel.setVisible(false);
		previewCoverAction.setEnabled(false);
		includeCoverCheckBox.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				coverPanel.setVisible(includeCoverCheckBox.isSelected());
				previewCoverAction.setEnabled(includeCoverCheckBox.isSelected());
				pack();
			}
		});
		
		getButtonPanel().add(Builder.createButton(previewCoverAction), 0);
		
		FaxJob job = new FaxJob(); 
		HylaFAXClientHelper.initializeFromSettings(job);
		setJob(job);
		
		updateLabels();
		pack();
	}
	
	private void addDocumentsPanel()
	{
		documentFileChooserPanels = new ArrayList<FileChooserPanel>();
		
		FormLayout layout = new FormLayout("left:max(40dlu;pref), 3dlu, pref:grow", "");
		documentPanelBuilder = new DefaultFormBuilder(layout);
		FileChooserPanel documentFileChooserPanel = new MyFileChooserPanel(DEFAULT_COLUMNS);
		documentFileChooserPanel.getFileChooser().setMultiSelectionEnabled(true);
		documentFileChooserPanels.add(documentFileChooserPanel);
		documentLabel = documentPanelBuilder.append("", documentFileChooserPanel);

		this.builder.appendRow(builder.getLineGapSpec());
		this.builder.nextLine();
		this.builder.appendRow("fill:pref:grow");
		this.builder.append(documentPanelBuilder.getPanel(), 6);

		builder.nextLine();
	}

	private void initializeCoverPanel()
	{
		FormLayout layout = new FormLayout("left:max(40dlu;pref), 3dlu, pref:grow", "");
		DefaultFormBuilder builder = new DefaultFormBuilder(layout);
		coverPanel = builder.getPanel();
		this.builder.appendRow(builder.getLineGapSpec());
		this.builder.nextLine();
		this.builder.appendRow("fill:pref:grow");
		this.builder.append(coverPanel, 6);
		
		coverSenderTextField = new JTextField(DEFAULT_COLUMNS);
		coverSenderTextField.setText(Settings.FULLNAME.getValue());
		coverSenderLabel = builder.append("", coverSenderTextField);
		builder.nextLine();
		
		coverRecepientTextField = new JTextField(DEFAULT_COLUMNS);
		coverRecepientLabel = builder.append("", coverRecepientTextField);
		builder.nextLine();
		
		coverSubjectTextField = new JTextField(DEFAULT_COLUMNS);
		coverSubjectLabel = builder.append("", coverSubjectTextField);
		builder.nextLine();
		
		coverCommentTextArea= new JTextArea(3, DEFAULT_COLUMNS);
		coverCommentLabel = builder.append("");
		builder.appendRow("fill:pref:grow"); // second row for text area
		CellConstraints cc = new CellConstraints();
		coverCommentScrollPane = new JScrollPane(coverCommentTextArea);
		builder.add(coverCommentScrollPane,
				cc.xywh(builder.getColumn(), builder.getRow(), 1, 2));
		builder.nextLine(2);
	}

	@Override
	public boolean apply() {
		if (!super.apply()) {
			return false;
		}

		if (!includeCoverCheckBox.isSelected()) {
			boolean filenameProvided = false;
			for (FileChooserPanel documentFileChooserPanel : documentFileChooserPanels) {
				if (documentFileChooserPanel.getTextField().getText().trim().length() != 0) {
					filenameProvided = true;
					if (Settings.CONFIRM_NONPS.getValue()) {
						if (!checkPostScript(documentFileChooserPanel.getTextField().getText())) {
							documentFileChooserPanel.getTextField().requestFocus();
							return false;
						}
					}
				}
			}
			if (!filenameProvided) {
				Dialogs.showError(this, i18n.tr("You must at least send a document or a cover"), 
						i18n.tr("JHylaFAX Error"));
				documentFileChooserPanels.get(0).getTextField().requestFocus();
				return false;
			}
		}
	
		Fax fax = createFax();
		if (fax != null) {
			if (send(fax)) {
				if (quitAfterSending) {
					JHylaFAX.getInstance().exit();
				}
				return true;
			}
		}
		
		return false;
	}		
	
	private boolean checkPostScript(String filename) {
		try {
			if (!HylaFAXClientHelper.isPostscript(filename)) {
				if (Dialogs.showConfirmDialog(this, 
						i18n.tr("Do you really want to send the non PostScript file \"{0}\"?", filename),
						i18n.tr("JHylaFAX - Send non PostScript file"), 
						JOptionPane.YES_NO_OPTION, 
						Settings.CONFIRM_NONPS) == JOptionPane.NO_OPTION) {
					return false;
				}
			}
		}
		catch (IOException e) {
			logger.debug("Error checking for PostScript", e);
			ErrorDialog.showError(this, i18n.tr("Could not check for PostScript"), 
					i18n.tr("JHylaFAX Error"),
					e);
			return false;
		}
		return true;
	}

	private Fax createFax() {
		Fax fax = new Fax();
		
		for (FileChooserPanel documentFileChooserPanel : documentFileChooserPanels) {
			String filename = documentFileChooserPanel.getTextField().getText();
			if (filename.trim().length() > 0) {
				File file = new File(filename);
				fax.documents.add(file);
			}
		}
		
		if (includeCoverCheckBox.isSelected() && !createFaxCover(fax)) {
			return null;
		}
		
		return fax;
	}
	
	private boolean createFaxCover(Fax fax) {
		if (fax == null) {
			throw new IllegalArgumentException("value may not be null");
		}
		
		String filename;
		if (Settings.USE_INTERNAL_COVER.getValue()) {
			filename = "faxcover.ps";
			fax.coverIn = Thread.currentThread().getContextClassLoader().getResourceAsStream(filename); 
		} else {
			filename = Settings.COVER_PATH.getValue();
			try {
				fax.coverIn = new FileInputStream(filename);
			}
			catch (FileNotFoundException e) {
				fax.coverIn = null;
			}
		}
		if (fax.coverIn == null) {