/**
* Aptana Studio
* Copyright (c) 2005-2012 by Appcelerator, Inc. All Rights Reserved.
* Licensed under the terms of the GNU Public License (GPL) v3 (with exceptions).
* Please see the license.html included with this distribution for details.
* Any modifications to this file must keep this entire header intact.
*/
package com.aptana.ide.syncing.ui.actions;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.eclipse.core.filesystem.IFileStore;
import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IWorkspaceRoot;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.window.Window;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.IObjectActionDelegate;
import org.eclipse.ui.IViewActionDelegate;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.IWorkbenchPart;
import com.aptana.core.util.StringUtil;
import com.aptana.ide.core.io.IConnectionPoint;
import com.aptana.ide.syncing.core.ISiteConnection;
import com.aptana.ide.syncing.core.ResourceSynchronizationUtils;
import com.aptana.ide.syncing.core.SiteConnectionUtils;
import com.aptana.ide.syncing.ui.dialogs.ChooseSiteConnectionDialog;
import com.aptana.ide.syncing.ui.editors.EditorUtils;
import com.aptana.ide.syncing.ui.internal.SyncUtils;
/**
* @author Michael Xia (mxia@aptana.com)
*/
public abstract class BaseSyncAction implements IObjectActionDelegate, IViewActionDelegate
{
private IWorkbenchPart fActivePart;
private List<IAdaptable> fSelectedElements;
private ISiteConnection fSite;
protected IFileStore fSourceRoot;
protected IFileStore fDestinationRoot;
protected boolean fSelectedFromSource;
protected BaseSyncAction()
{
fSelectedElements = new ArrayList<IAdaptable>();
}
public void setActivePart(IAction action, IWorkbenchPart targetPart)
{
fActivePart = targetPart;
}
public void run(IAction action)
{
if (fSelectedElements.size() == 0)
{
return;
}
if (fSite == null)
{
// gets the site connection user wants to use
ISiteConnection[] sites = getSiteConnections();
if (sites.length == 0)
{
// the selected elements do not belong to a common source location
MessageDialog
.openWarning(getShell(), getMessageTitle(), Messages.BaseSyncAction_Warning_NoCommonParent);
return;
}
if (sites.length == 1)
{
fSite = sites[0];
}
else
{
// multiple connections on the selected source
IResource resource = (IResource) fSelectedElements.get(0).getAdapter(IResource.class);
if (resource != null)
{
IContainer container = null;
boolean remember = false;
if (resource instanceof IContainer)
{
remember = ResourceSynchronizationUtils.isRememberDecision((IContainer) resource);
if (remember)
{
container = (IContainer) resource;
}
}
if (!remember)
{
// checks the parent path
container = resource.getParent();
while (container != null && !(container instanceof IWorkspaceRoot))
{
remember = ResourceSynchronizationUtils.isRememberDecision(container);
if (remember)
{
break;
}
container = container.getParent();
}
}
if (remember)
{
fSite = getLastSyncConnection(container);
}
}
if (fSite == null)
{
ChooseSiteConnectionDialog dialog = new ChooseSiteConnectionDialog(getShell(), sites);
dialog.setShowRememberMyDecision(true);
if (dialog.open() == Window.OK)
{
fSite = dialog.getSelectedSite();
if (fSite != null)
{
setRememberMyDecision(fSite, dialog.isRememberMyDecision());
}
}
}
}
}
if (fSite != null)
{
try
{
performAction(fSelectedElements.toArray(new IAdaptable[fSelectedElements.size()]), fSite);
}
catch (CoreException e)
{
// TODO: Opens an error dialog
}
}
}
public void selectionChanged(IAction action, ISelection selection)
{
action.setEnabled(false);
setSelection(selection);
setSelectedSite(null);
action.setEnabled(fSelectedElements.size() > 0);
}
public void setSelectedSite(ISiteConnection site)
{
fSite = site;
}
/**
* Specifies a particular file store as the root for the source side.
*
* @param sourceRoot
* a file store
*/
public void setSourceRoot(IFileStore sourceRoot)
{
fSourceRoot = sourceRoot;
}
/**
* Specifies a particular file store as the root for the destination side.
*
* @param destinationRoot
* a file store
*/
public void setDestinationRoot(IFileStore destinationRoot)
{
fDestinationRoot = destinationRoot;
}
public void init(IViewPart view)
{
fActivePart = view;
}
public void setSelection(ISelection selection)
{
fSelectedElements.clear();
Object[] elements = ((IStructuredSelection) selection).toArray();
IAdaptable adaptable;
boolean fromSource = true;
for (Object element : elements)
{
if (element instanceof IAdaptable)
{
adaptable = (IAdaptable) element;
if (SiteConnectionUtils.findSitesForSource(adaptable).length > 0)
{
fSelectedElements.add(adaptable);
}
else if (SiteConnectionUtils.findSitesWithDestination(adaptable).length > 0)
{
if (fromSource)
{
fromSource = false;
}
fSelectedElements.add(adaptable);
}
}
}
fSelectedFromSource = fromSource;
}
public void setSelection(ISelection selection, boolean fromSource)
{
fSelectedFromSource = fromSource;
fSelectedElements.clear();
if (!(selection instanceof IStructuredSelection) || selection.isEmpty())
{
return;
}
Object[] elements = ((IStructuredSelection) selection).toArray();
ISiteConnection[] sites;
for (Object element : elements)
{
if (element instanceof IAdaptable)
{
if (fSelectedFromSource)
{
sites = SiteConnectionUtils.findSitesForSource((IAdaptable) element);
}
else
{
sites = SiteConnectionUtils.findSitesWithDestination((IAdaptable) element);
}
if (sites.length > 0)
{
fSelectedElements.add((IAdaptable) element);
}
}
}
}
protected abstract void performAction(IAdaptable[] files, ISiteConnection site) throws CoreException;
protected String getMessageTitle()
{
return StringUtil.ellipsify(Messages.BaseSyncAction_MessageTitle);
}
protected Shell getShell()
{
return fActivePart.getSite().getShell();
}
/**
* @return an array of all sites that contains the selected elements in their source locations
*/
@SuppressWarnings("unchecked")
private ISiteConnection[] getSiteConnections()
{
List<Set<ISiteConnection>> sitesList = new ArrayList<Set<ISiteConnection>>();
Set<ISiteConnection> sitesSet = new HashSet<ISiteConnection>();
ISiteConnection[] sites;
for (IAdaptable element : fSelectedElements)
{
if (fSelectedFromSource)
{
sites = SiteConnectionUtils.findSitesForSource(element);
}
else
{
sites = SiteConnectionUtils.findSitesWithDestination(element);
}
sitesSet.clear();
for (ISiteConnection site : sites)
{
sitesSet.add(site);
}
sitesList.add(sitesSet);
}
Set<ISiteConnection> sitesSets = SyncUtils.getIntersection(sitesList.toArray(new Set[sitesList.size()]));
return sitesSets.toArray(new ISiteConnection[sitesSets.size()]);
}
/**
* Opens the connection editor.
*/
protected void openConnectionEditor()
{
ISiteConnection[] sites = getSiteConnections();
if (sites.length > 0)
{
EditorUtils.openConnectionEditor(sites[0]);
}
}
private ISiteConnection getLastSyncConnection(IContainer container)
{
if (container == null)
{
return null;
}
String lastConnection = ResourceSynchronizationUtils.getLastSyncConnection(container);
if (lastConnection == null)
{
return null;
}
ISiteConnection[] sites;
if (fSelectedFromSource)
{
sites = SiteConnectionUtils.findSitesForSource(container, true);
}
else
{
sites = SiteConnectionUtils.findSitesWithDestination(container, true);
}
IConnectionPoint destination;
String target;
for (ISiteConnection site : sites)
{
destination = site.getDestination();
if (destination == null)
{
continue;
}
target = destination.getName();
if (target.equals(lastConnection))
{
return site;
}
}
return null;
}
private void setRememberMyDecision(ISiteConnection site, boolean rememberMyDecision)
{
IConnectionPoint source = site.getSource();
IResource resource = (IResource) source.getAdapter(IResource.class);
if (resource instanceof IContainer)
{
IContainer container = (IContainer) resource;
ResourceSynchronizationUtils.setRememberDecision(container, rememberMyDecision);
// remembers the last sync connection
ResourceSynchronizationUtils.setLastSyncConnection(container, site.getDestination().getName());
}
}
}