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/*******************************************************************************
* Copyright (c) 2004, 2011 Tasktop Technologies and others.
* 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.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Tasktop Technologies - initial API and implementation
*******************************************************************************/
package org.eclipse.mylyn.internal.tasks.ui.actions;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Set;
import org.eclipse.core.runtime.Assert;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.OperationCanceledException;
import org.eclipse.core.runtime.Status;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.mylyn.commons.core.ICoreRunnable;
import org.eclipse.mylyn.commons.workbench.WorkbenchUtil;
import org.eclipse.mylyn.internal.tasks.core.AbstractTask;
import org.eclipse.mylyn.internal.tasks.core.ITaskListRunnable;
import org.eclipse.mylyn.internal.tasks.core.RepositoryQuery;
import org.eclipse.mylyn.internal.tasks.core.UnsubmittedTaskContainer;
import org.eclipse.mylyn.internal.tasks.ui.TaskRepositoryUtil;
import org.eclipse.mylyn.internal.tasks.ui.TasksUiPlugin;
import org.eclipse.mylyn.internal.tasks.ui.util.TasksUiInternal;
import org.eclipse.mylyn.tasks.core.IRepositoryQuery;
import org.eclipse.mylyn.tasks.core.ITask;
import org.eclipse.mylyn.tasks.core.TaskRepository;
import org.eclipse.osgi.util.NLS;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.internal.WorkbenchImages;
import org.eclipse.ui.texteditor.IWorkbenchActionDefinitionIds;
/**
* @author Mik Kersten
* @author David Shepherd
* @author Steffen Pingel
*/
public class DeleteTaskRepositoryAction extends AbstractTaskRepositoryAction {
private static final String ID = "org.eclipse.mylyn.tasklist.repositories.delete"; //$NON-NLS-1$
public DeleteTaskRepositoryAction() {
super(Messages.DeleteTaskRepositoryAction_Delete_Repository);
setImageDescriptor(WorkbenchImages.getImageDescriptor(ISharedImages.IMG_TOOL_DELETE));
setId(ID);
setEnabled(false);
setActionDefinitionId(IWorkbenchActionDefinitionIds.DELETE);
setSingleSelect(true);
}
public void init(IViewPart view) {
// ignore
}
@Override
public void run() {
final TaskRepository repositoryToDelete = getTaskRepository(getStructuredSelection());
if (repositoryToDelete != null) {
run(repositoryToDelete);
}
}
public static void run(final TaskRepository repositoryToDelete) {
Assert.isNotNull(repositoryToDelete);
final List<IRepositoryQuery> queriesToDelete = new ArrayList<IRepositoryQuery>();
final List<AbstractTask> tasksToDelete = new ArrayList<AbstractTask>();
// check for queries over this repository
Set<RepositoryQuery> queries = TasksUiInternal.getTaskList().getQueries();
for (IRepositoryQuery query : queries) {
if (repositoryToDelete.getRepositoryUrl().equals(query.getRepositoryUrl())
&& repositoryToDelete.getConnectorKind().equals(query.getConnectorKind())) {
queriesToDelete.add(query);
}
}
// check for tasks from this repository
final Set<ITask> tasks = TasksUiPlugin.getTaskList().getTasks(repositoryToDelete.getRepositoryUrl());
for (ITask task : tasks) {
if (repositoryToDelete.getRepositoryUrl().equals(task.getRepositoryUrl())
&& repositoryToDelete.getConnectorKind().equals(task.getConnectorKind())) {
tasksToDelete.add((AbstractTask) task);
}
}
// add unsubmitted tasks
UnsubmittedTaskContainer unsubmitted = TasksUiPlugin.getTaskList().getUnsubmittedContainer(
repositoryToDelete.getRepositoryUrl());
if (unsubmitted != null) {
Collection<ITask> children = unsubmitted.getChildren();
if (children != null) {
for (ITask task : children) {
tasksToDelete.add((AbstractTask) task);
}
}
}
// confirm that the user wants to delete all tasks and queries that are associated
boolean deleteConfirmed;
if (queriesToDelete.size() > 0 || tasksToDelete.size() > 0) {
deleteConfirmed = MessageDialog.openQuestion(
WorkbenchUtil.getShell(),
Messages.DeleteTaskRepositoryAction_Confirm_Delete,
NLS.bind(Messages.DeleteTaskRepositoryAction_Delete_the_selected_task_repositories, new Integer[] {
tasksToDelete.size(), queriesToDelete.size() }));
} else {
deleteConfirmed = MessageDialog.openQuestion(WorkbenchUtil.getShell(),
Messages.DeleteTaskRepositoryAction_Confirm_Delete, NLS.bind(
Messages.DeleteTaskRepositoryAction_Delete_Specific_Task_Repository,
new String[] { repositoryToDelete.getRepositoryLabel() }));
}
if (deleteConfirmed) {
ICoreRunnable op = new ICoreRunnable() {
public void run(IProgressMonitor monitor) throws CoreException {
try {
monitor.beginTask(Messages.DeleteTaskRepositoryAction_Delete_Repository_In_Progress,
IProgressMonitor.UNKNOWN);
DeleteAction.prepareDeletion(tasksToDelete);
DeleteAction.prepareDeletion(queriesToDelete);
TasksUiPlugin.getTaskList().run(new ITaskListRunnable() {
public void execute(IProgressMonitor monitor) throws CoreException {
// delete tasks
DeleteAction.performDeletion(tasksToDelete);
// delete queries
DeleteAction.performDeletion(queriesToDelete);
// delete repository
TasksUiPlugin.getRepositoryManager().removeRepository(repositoryToDelete);
// if repository is contributed via template, ensure it isn't added again
TaskRepositoryUtil.disableAddAutomatically(repositoryToDelete.getRepositoryUrl());
}
}, monitor);
} finally {
monitor.done();
}
}
};
try {
WorkbenchUtil.runInUi(op, null);
} catch (CoreException e) {
Status status = new Status(IStatus.ERROR, TasksUiPlugin.ID_PLUGIN, NLS.bind(
"Problems encountered deleting task repository: {0}", e.getMessage()), e); //$NON-NLS-1$
TasksUiInternal.logAndDisplayStatus(Messages.DeleteTaskRepositoryAction_Delete_Task_Repository_Failed,
status);
} catch (OperationCanceledException e) {
// canceled
}
}
}
}
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