/* ********************************************************************** **
** Copyright notice **
** **
** (c) 2005-2009 RSSOwl Development Team **
** http://www.rssowl.org/ **
** **
** All rights reserved **
** **
** This program and the accompanying materials are made available under **
** the terms of the Eclipse Public License v1.0 which accompanies this **
** distribution, and is available at: **
** http://www.rssowl.org/legal/epl-v10.html **
** **
** A copy is found in the file epl-v10.html and important notices to the **
** license from the team is found in the textfile LICENSE.txt distributed **
** in this package. **
** **
** This copyright notice MUST APPEAR in all copies of the file! **
** **
** Contributors: **
** RSSOwl Development Team - initial API and implementation **
** **
** ********************************************************************** */
package org.rssowl.ui.internal.actions;
import org.eclipse.core.runtime.Status;
import org.eclipse.core.runtime.jobs.IJobChangeEvent;
import org.eclipse.core.runtime.jobs.IJobChangeListener;
import org.eclipse.core.runtime.jobs.Job;
import org.eclipse.core.runtime.jobs.JobChangeAdapter;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.wizard.WizardDialog;
import org.eclipse.swt.custom.BusyIndicator;
import org.eclipse.swt.custom.SashForm;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Tree;
import org.eclipse.swt.widgets.TreeItem;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.IWorkbenchWindowActionDelegate;
import org.eclipse.update.search.BackLevelFilter;
import org.eclipse.update.search.EnvironmentFilter;
import org.eclipse.update.search.UpdateSearchRequest;
import org.eclipse.update.search.UpdateSearchScope;
import org.eclipse.update.ui.UpdateJob;
import org.rssowl.core.util.StringUtils;
import java.net.MalformedURLException;
import java.net.URL;
/**
* @author bpasero
*/
public class FindExtensionsAction extends Action implements IWorkbenchWindowActionDelegate {
/* RSSOwl.org Update Site */
private static final String UPDATE_SITE = "http://boreal.rssowl.org/update/addons/"; //$NON-NLS-1$
/* RSSOwl.org Translations Update Site */
private static final String NLS_UPDATE_SITE = "http://boreal.rssowl.org/update/nls/"; //$NON-NLS-1$
/* System Property to Control Sites for Extensions to look for */
private static final String EXTENSION_SITES_PROPERTY = "addonSites"; //$NON-NLS-1$
/* Used in the Extension Sites System Property to distinguish mutliple sites from each other */
private static final String EXTENSION_SITES_DIVIDER = "\\|"; //$NON-NLS-1$
private Shell fShell;
private boolean fFindTranslations;
/** Keep default constructor for reflection. */
public FindExtensionsAction() {}
/**
* @param findTranslations if set to <code>true</code> this action will show
* translations available for RSSOwl and otherwise add-ons.
*/
public void setFindTranslations(boolean findTranslations) {
fFindTranslations = findTranslations;
}
/*
* @see org.eclipse.jface.action.Action#run()
*/
@Override
public void run() {
BusyIndicator.showWhile(fShell.getDisplay(), new Runnable() {
public void run() {
UpdateJob job = new UpdateJob(Messages.FindExtensionsAction_SEARCHING_EXTENSIONS, getSearchRequest());
job.setUser(true);
job.setPriority(Job.INTERACTIVE);
new InstallWizardOperation().run(fShell, job);
}
});
}
UpdateSearchRequest getSearchRequest() {
UpdateSearchScope scope = new UpdateSearchScope();
/* Check for User Defined Sites from System Property */
String extensionSites = System.getProperty(EXTENSION_SITES_PROPERTY);
if (StringUtils.isSet(extensionSites)) {
String[] sites = extensionSites.split(EXTENSION_SITES_DIVIDER);
for (String site : sites) {
try {
URL url = new URL(site);
scope.addSearchSite(url.toString(), url, null);
} catch (MalformedURLException e) {
// skip bad URLs
}
}
}
/* Add RSSOwl.org if user did not define any other sites */
if (scope.getSearchSites().length == 0) {
try {
URL url = new URL(fFindTranslations ? NLS_UPDATE_SITE : UPDATE_SITE);
scope.addSearchSite("RSSOwl.org", url, null); //$NON-NLS-1$
} catch (MalformedURLException e) {
// skip bad URLs
}
}
UpdateSearchRequest result = new UpdateSearchRequest(UpdateSearchRequest.createDefaultSiteSearchCategory(), scope);
result.addFilter(new BackLevelFilter());
result.addFilter(new EnvironmentFilter());
return result;
}
/*
* @see org.eclipse.ui.IWorkbenchWindowActionDelegate#dispose()
*/
public void dispose() {}
/*
* @see org.eclipse.ui.IWorkbenchWindowActionDelegate#init(org.eclipse.ui.IWorkbenchWindow)
*/
public void init(IWorkbenchWindow window) {
fShell = window.getShell();
}
/*
* @see org.eclipse.ui.IActionDelegate#run(org.eclipse.jface.action.IAction)
*/
public void run(IAction action) {
run();
}
/*
* @see org.eclipse.ui.IActionDelegate#selectionChanged(org.eclipse.jface.action.IAction,
* org.eclipse.jface.viewers.ISelection)
*/
public void selectionChanged(IAction action, ISelection selection) {}
/*
* Class copied intentionally to override some UI specific settings.
*/
@SuppressWarnings("restriction")
private static class InstallWizardOperation {
private UpdateJob fJob;
private IJobChangeListener fJobListener;
private Shell fShell;
private Shell fParentShell;
void run(Shell parent, UpdateJob task) {
fShell = parent;
if (fShell.getParent() != null && fShell.getParent() instanceof Shell)
fParentShell = (Shell) fShell.getParent();
if (fJobListener != null)
Job.getJobManager().removeJobChangeListener(fJobListener);
if (fJob != null)
Job.getJobManager().cancel(fJob);
fJob = task;
fJobListener = new UpdateJobChangeListener();
Job.getJobManager().addJobChangeListener(fJobListener);
fJob.schedule();
}
private Shell getValidShell() {
if (fShell.isDisposed())
return fParentShell;
return fShell;
}
private class UpdateJobChangeListener extends JobChangeAdapter {
@Override
public void done(final IJobChangeEvent event) {
final Shell validShell = getValidShell();
if (event.getJob() == fJob) {
Job.getJobManager().removeJobChangeListener(this);
Job.getJobManager().cancel(fJob);
if (fJob.getStatus() == Status.CANCEL_STATUS)
return;
if (fJob.getStatus() != Status.OK_STATUS)
getValidShell().getDisplay().syncExec(new Runnable() {
public void run() {
org.eclipse.update.internal.ui.UpdateUI.log(fJob.getStatus(), true);
}
});
validShell.getDisplay().asyncExec(new Runnable() {
public void run() {
validShell.getDisplay().beep();
BusyIndicator.showWhile(validShell.getDisplay(), new Runnable() {
public void run() {
openInstallWizard2();
}
});
}
});
}
}
private void openInstallWizard2() {
if (org.eclipse.update.internal.ui.wizards.InstallWizard2.isRunning()) {
MessageDialog.openInformation(getValidShell(), Messages.FindExtensionsAction_FIND_ADDONS, Messages.FindExtensionsAction_UPDATE_IN_PROGRESS);
return;
}
if (fJob.getUpdates() == null || fJob.getUpdates().length == 0) {
if (fJob.isUpdate())
MessageDialog.openInformation(getValidShell(), Messages.FindExtensionsAction_FIND_ADDONS, Messages.FindExtensionsAction_NO_UPDATES_FOUND);
else
MessageDialog.openInformation(getValidShell(), Messages.FindExtensionsAction_FIND_ADDONS, Messages.FindExtensionsAction_NO_ADDONS_FOUND);
return;
}
org.eclipse.update.internal.ui.wizards.InstallWizard2 wizard = new org.eclipse.update.internal.ui.wizards.InstallWizard2(fJob.getSearchRequest(), fJob.getUpdates(), fJob.isUpdate());
WizardDialog dialog = new org.eclipse.update.internal.ui.wizards.ResizableInstallWizardDialog(getValidShell(), wizard, Messages.FindExtensionsAction_RSSOWL_ADDONS);
dialog.create();
/* A little hack to improve the UI of the Add-on Wizard */
if (dialog.getCurrentPage() != null) {
Control control = dialog.getCurrentPage().getControl();
if (control != null && !control.isDisposed() && control instanceof Composite) {
Composite container = ((Composite) control);
Control[] children = container.getChildren();
if (children != null && children.length == 1 && children[0] instanceof Composite) {
container = (Composite) children[0];
children = container.getChildren();
if (children.length > 2) {
/* Sash and Tree */
if (children[1] instanceof SashForm) {
SashForm form = (SashForm) children[1];
form.setWeights(new int[] { 70, 30 });
Control[] formChilds = form.getChildren();
if (formChilds.length != 0 && formChilds[0] instanceof Tree) {
Tree tree = (Tree) formChilds[0];
if (tree.getItemCount() != 0) {
TreeItem root = tree.getItem(0);
root.setExpanded(true);
}
}
}
}
}
}
}
dialog.open();
}
}
}
}