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/*
GanttProject is an opensource project management tool. License: GPL3
Copyright (C) 2011 GanttProject Team
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 3
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package net.sourceforge.ganttproject.export;
import java.awt.Component;
import java.io.File;
import java.net.URL;
import java.text.MessageFormat;
import java.util.List;
import javax.swing.filechooser.FileFilter;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.osgi.service.prefs.Preferences;
import net.sourceforge.ganttproject.IGanttProject;
import net.sourceforge.ganttproject.document.Document;
import net.sourceforge.ganttproject.export.ExportFileWizardImpl.State;
import net.sourceforge.ganttproject.filter.ExtensionBasedFileFilter;
import net.sourceforge.ganttproject.gui.FileChooserPageBase;
import net.sourceforge.ganttproject.gui.options.model.GPOption;
import net.sourceforge.ganttproject.gui.options.model.GPOptionGroup;
import net.sourceforge.ganttproject.gui.projectwizard.WizardImpl;
import net.sourceforge.ganttproject.language.GanttLanguage;
class FileChooserPage extends FileChooserPageBase {
private final State myState;
private final IGanttProject myProject;
private final GPOptionGroup myWebPublishingGroup;
FileChooserPage(State state, IGanttProject project, WizardImpl wizardImpl, Preferences prefs) {
super(wizardImpl, prefs, false);
myState = state;
myProject = project;
myWebPublishingGroup = new GPOptionGroup("exporter.webPublishing", new GPOption[]{state.getPublishInWebOption()});
myWebPublishingGroup.setTitled(false);
}
@Override
protected String getFileChooserTitle() {
return GanttLanguage.getInstance().getText("selectFileToExport");
}
@Override
public String getTitle() {
return GanttLanguage.getInstance().getText("selectFileToExport");
}
@Override
protected void loadPreferences() {
super.loadPreferences();
if (getPreferences().get(PREF_SELECTED_FILE, null) == null) {
getChooser().setFile(proposeOutputFile(myProject, myState.getExporter()));
} else {
String proposedExtension = myState.getExporter().proposeFileExtension();
if(proposedExtension != null) {
File selectedFile = getChooser().getFile();
String fileName = selectedFile.getName();
int lastDot = fileName.lastIndexOf('.');
if (lastDot < 0) {
// No extension available, add one
fileName += ".";
lastDot = selectedFile.getName().length();
}
String extension = fileName.substring(lastDot + 1);
if (!extension.equals(proposedExtension)) {
getChooser().setFile(new File(selectedFile.getParent(), fileName.substring(0, lastDot+1) + proposedExtension));
}
}
}
}
@Override
protected void onSelectedUrlChange(URL selectedUrl) {
myState.setUrl(selectedUrl);
super.onSelectedUrlChange(selectedUrl);
}
@Override
protected IStatus onSelectedFileChange(File file) {
if (file.exists() && !file.canWrite()) {
return new Status(IStatus.ERROR, "foo", IStatus.ERROR, "Can't write to file", null);
}
if (!file.exists() && !file.getParentFile().canWrite()) {
return new Status(IStatus.ERROR, "foo", IStatus.ERROR, "Can't write to directory", null);
}
IStatus result = new Status(IStatus.OK, "foo", IStatus.OK, "", null);
String proposedExtension = myState.getExporter().proposeFileExtension();
if(proposedExtension != null) {
if (false == file.getName().toLowerCase().endsWith(proposedExtension)) {
result = new Status(
IStatus.OK, "foo", IStatus.OK,
MessageFormat.format("Note that the extension is not {0}",
new Object[] {proposedExtension}),
null);
}
}
IStatus setStatus = setSelectedFile(file);
return setStatus.isOK() ? result : setStatus;
}
@Override
protected Component createSecondaryOptionsPanel() {
Component customUI = myState.getExporter().getCustomOptionsUI();
return customUI == null ? super.createSecondaryOptionsPanel() : customUI;
}
static File proposeOutputFile(IGanttProject project, Exporter exporter) {
String proposedExtension = exporter.proposeFileExtension();
if (proposedExtension == null) {
return null;
}
File result = null;
Document projectDocument = project.getDocument();
if (projectDocument != null) {
File localFile = new File(projectDocument.getFilePath());
if (localFile.exists()) {
String name = localFile.getAbsolutePath();
int lastDot = name.lastIndexOf('.');
name = name.substring(0, lastDot) + "." + proposedExtension;
result = new File(name);
} else {
File directory = localFile.getParentFile();
if (directory.exists()) {
result = new File(directory, project.getProjectName() + "."
+ proposedExtension);
}
}
}
if (result == null) {
File userHome = new File(System.getProperty("user.home"));
result = new File(userHome, project.getProjectName() + "."
+ proposedExtension);
}
return result;
}
@Override
protected FileFilter createFileFilter() {
return new ExtensionBasedFileFilter(
myState.getExporter().getFileNamePattern(), myState.getExporter()
.getFileTypeDescription());
}
@Override
protected GPOptionGroup[] getOptionGroups() {
GPOptionGroup[] exporterOptions = null;
if (myState.getExporter()!=null) {
List<GPOptionGroup> options = myState.getExporter().getSecondaryOptions();
exporterOptions = options == null ? null : options.toArray(new GPOptionGroup[0]);
}
if (exporterOptions==null) {
return new GPOptionGroup[] {myWebPublishingGroup};
}
GPOptionGroup[] result = new GPOptionGroup[exporterOptions.length+1];
result[0] = myWebPublishingGroup;
System.arraycopy(exporterOptions, 0, result, 1, exporterOptions.length);
return result;
}
}
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