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package org.netbeans.modules.ruby.samples.depot;
import java.awt.Component;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.text.MessageFormat;
import java.util.Enumeration;
import java.util.LinkedHashSet;
import java.util.NoSuchElementException;
import java.util.Set;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;
import javax.swing.JComponent;
import javax.swing.event.ChangeListener;
import org.netbeans.api.project.ProjectManager;
import org.netbeans.spi.project.ui.support.ProjectChooser;
import org.netbeans.spi.project.ui.templates.support.Templates;
import org.openide.WizardDescriptor;
import org.openide.filesystems.FileAlreadyLockedException;
import org.openide.filesystems.FileLock;
import org.openide.filesystems.FileObject;
import org.openide.filesystems.FileUtil;
import org.openide.util.NbBundle;
public class DepotWizardIterator implements WizardDescriptor.InstantiatingIterator {
private int index;
private WizardDescriptor.Panel[] panels;
private WizardDescriptor wiz;
public static DepotWizardIterator createIterator() {
return new DepotWizardIterator();
}
private WizardDescriptor.Panel[] createPanels() {
return new WizardDescriptor.Panel[]{new DepotWizardPanel()};
}
private String[] createSteps() {
return new String[]{NbBundle.getMessage(DepotWizardIterator.class, "LBL_CreateProjectStep")};
}
public Set<FileObject> instantiate() throws IOException {
Set<FileObject> resultSet = new LinkedHashSet<FileObject>();
File prjDirF = FileUtil.normalizeFile((File) wiz.getProperty("projdir"));
prjDirF.mkdirs();
FileObject template = Templates.getTemplate(wiz);
if (!template.isValid()) {
template = FileUtil.getConfigFile(template.getPath());
}
FileObject prjDir = FileUtil.toFileObject(prjDirF);
unZipFile(template.getInputStream(), prjDir);
// Always open top dir as a project:
resultSet.add(prjDir);
// Look for nested projects to open as well:
Enumeration<? extends FileObject> e = prjDir.getFolders(true);
while (e.hasMoreElements()) {
FileObject subfolder = e.nextElement();
if (ProjectManager.getDefault().isProject(subfolder)) {
resultSet.add(subfolder);
}
}
File parent = prjDirF.getParentFile();
if (parent != null && parent.exists()) {
ProjectChooser.setProjectsFolder(parent);
}
// Open DEPOT-README.html in a browser
File urlTempF = File.createTempFile("depotReadme", ".url"); // NOI18N
urlTempF.deleteOnExit();
FileObject readmeURL = FileUtil.toFileObject(FileUtil.normalizeFile(urlTempF));
writeLines(readmeURL, prjDir.getFileObject("README-DEPOT.html").getURL().toString()); // NOI18N
resultSet.add(readmeURL);
return resultSet;
}
public void initialize(WizardDescriptor wiz) {
this.wiz = wiz;
index = 0;
panels = createPanels();
// Make sure list of steps is accurate.
String[] steps = createSteps();
for (int i = 0; i < panels.length; i++) {
Component c = panels[i].getComponent();
if (steps[i] == null) {
// Default step name to component name of panel.
// Mainly useful for getting the name of the target
// chooser to appear in the list of steps.
steps[i] = c.getName();
}
if (c instanceof JComponent) {
// assume Swing components
JComponent jc = (JComponent) c;
// Step #.
jc.putClientProperty(WizardDescriptor.PROP_CONTENT_SELECTED_INDEX, new Integer(i)); // NOI18N
// Step name (actually the whole list for reference).
jc.putClientProperty(WizardDescriptor.PROP_CONTENT_DATA, steps); // NOI18N
}
}
}
public void uninitialize(WizardDescriptor wiz) {
this.wiz.putProperty("projdir", null); // NOI18N
this.wiz.putProperty("name", null); // NOI18N
this.wiz = null;
panels = null;
}
public String name() {
return MessageFormat.format("{0} of {1}", index + 1, panels.length); // NOI18N
}
public boolean hasNext() {
return index < panels.length - 1;
}
public boolean hasPrevious() {
return index > 0;
}
public void nextPanel() {
if (!hasNext()) {
throw new NoSuchElementException();
}
index++;
}
public void previousPanel() {
if (!hasPrevious()) {
throw new NoSuchElementException();
}
index--;
}
public WizardDescriptor.Panel current() {
return panels[index];
}
// If nothing unusual changes in the middle of the wizard, simply:
public final void addChangeListener(ChangeListener l) {
}
public final void removeChangeListener(ChangeListener l) {
}
private static void unZipFile(InputStream source, FileObject projectRoot) throws IOException {
try {
ZipInputStream str = new ZipInputStream(source);
ZipEntry entry;
while ((entry = str.getNextEntry()) != null) {
if (entry.isDirectory()) {
FileUtil.createFolder(projectRoot, entry.getName());
} else {
FileObject fo = FileUtil.createData(projectRoot, entry.getName());
FileLock lock = fo.lock();
try {
OutputStream out = fo.getOutputStream(lock);
try {
FileUtil.copy(str, out);
} finally {
out.close();
}
} finally {
lock.releaseLock();
}
}
}
} finally {
source.close();
}
}
// TODO: use FileUtils when #118087 is fixed
private static void writeLines(final FileObject readme, final String... lines) throws FileAlreadyLockedException, IOException {
PrintWriter readmeW = new PrintWriter(readme.getOutputStream());
for (String line : lines) {
readmeW.println(line);
}
readmeW.close();
}
}