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/*******************************************************************************
* Copyright (c) 2004, 2009 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.io.File;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.MultiStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.mylyn.commons.core.StatusHandler;
import org.eclipse.mylyn.commons.workbench.WorkbenchUtil;
import org.eclipse.mylyn.internal.tasks.core.AbstractTask;
import org.eclipse.mylyn.internal.tasks.core.ITasksCoreConstants;
import org.eclipse.mylyn.internal.tasks.core.RepositoryQuery;
import org.eclipse.mylyn.internal.tasks.core.TaskList;
import org.eclipse.mylyn.internal.tasks.core.TransferList;
import org.eclipse.mylyn.internal.tasks.core.externalization.TaskListExternalizer;
import org.eclipse.mylyn.internal.tasks.ui.TasksUiPlugin;
import org.eclipse.mylyn.internal.tasks.ui.util.ImportExportUtil;
import org.eclipse.mylyn.internal.tasks.ui.util.TasksUiInternal;
import org.eclipse.mylyn.tasks.core.AbstractRepositoryConnector;
import org.eclipse.mylyn.tasks.core.TaskRepository;
import org.eclipse.mylyn.tasks.ui.TasksUi;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.widgets.FileDialog;
import org.eclipse.ui.IViewActionDelegate;
import org.eclipse.ui.IViewPart;
/**
* @author Steffen Pingel
*/
public class ImportAction implements IViewActionDelegate {
public static class ImportStatus extends MultiStatus {
private TransferList taskList;
public ImportStatus(String pluginId, int code, String message, Throwable exception) {
super(pluginId, code, message, exception);
}
public TransferList getTaskList() {
return taskList;
}
}
public void init(IViewPart view) {
// ignore
}
public void selectionChanged(IAction action, ISelection selection) {
// ignore
}
public void run(IAction action) {
FileDialog dialog = new FileDialog(WorkbenchUtil.getShell());
dialog.setText(Messages.ImportAction_Dialog_Title);
ImportExportUtil.configureFilter(dialog);
String path = dialog.open();
if (path != null) {
File file = new File(path);
if (file.isFile()) {
IStatus result = importElements(file);
if (!result.isOK()) {
StatusHandler.log(result);
TasksUiInternal.displayStatus(Messages.ImportAction_Dialog_Title, new MultiStatus(
ITasksCoreConstants.ID_PLUGIN, 0, new IStatus[] { result },
Messages.ImportAction_Problems_encountered, null));
}
}
}
}
public static ImportStatus importElements(File file) {
TransferList list = new TransferList();
ImportStatus result = new ImportStatus(ITasksCoreConstants.ID_PLUGIN, 0,
"Problems encounted during importing", null); //$NON-NLS-1$
result.taskList = list;
TaskListExternalizer externalizer = TasksUiPlugin.getDefault().createTaskListExternalizer();
try {
externalizer.readTaskList(list, file);
} catch (CoreException e) {
result.add(new Status(IStatus.ERROR, TasksUiPlugin.ID_PLUGIN, "Problems encountered reading import file", e)); //$NON-NLS-1$
}
TaskList taskList = TasksUiPlugin.getTaskList();
for (AbstractTask task : list.getAllTasks()) {
if (!validateRepository(task.getConnectorKind(), task.getRepositoryUrl())) {
result.add(new Status(IStatus.WARNING, TasksUiPlugin.ID_PLUGIN, NLS.bind(
"Task {0} ignored, unknown connector", task.getSummary()))); //$NON-NLS-1$
continue;
}
if (taskList.getTask(task.getHandleIdentifier()) != null) {
result.add(new Status(IStatus.WARNING, TasksUiPlugin.ID_PLUGIN, NLS.bind(
"Task {0} ignored, already exists in Task List", task.getSummary()))); //$NON-NLS-1$
} else {
// need to deactivate since activation is managed centrally
task.setActive(false);
taskList.addTask(task);
// TODO support importing of contexts
//ContextCore.getContextStore().importContext(task.getHandleIdentifier(), zipFile);
}
}
for (RepositoryQuery query : list.getQueries()) {
if (!validateRepository(query.getConnectorKind(), query.getRepositoryUrl())) {
result.add(new Status(IStatus.WARNING, TasksUiPlugin.ID_PLUGIN, NLS.bind(
"Query {0} ignored, unknown connector", query.getSummary()))); //$NON-NLS-1$
continue;
}
if (taskList.getQueries().contains(query)) {
query.setHandleIdentifier(taskList.getUniqueHandleIdentifier());
}
taskList.addQuery(query);
AbstractRepositoryConnector connector = TasksUi.getRepositoryManager().getRepositoryConnector(
query.getConnectorKind());
if (connector != null) {
TasksUiInternal.synchronizeQuery(connector, query, null, true);
}
}
return result;
}
private static boolean validateRepository(String connectorKind, String repositoryUrl) {
TaskRepository repository = TasksUi.getRepositoryManager().getRepository(connectorKind, repositoryUrl);
if (repository == null) {
if (TasksUi.getRepositoryConnector(connectorKind) == null) {
return false;
}
repository = new TaskRepository(connectorKind, repositoryUrl);
TasksUi.getRepositoryManager().addRepository(repository);
}
return true;
}
}
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