/*******************************************************************************
* Copyright (c) 2004, 2009 IBM Corporation 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:
* IBM Corporation - initial API and implementation
* Red Hat, Inc - extensive changes to allow importing of Archive Files
* added bzip2 support
* Philippe Ombredanne (pombredanne@nexb.com)
* - Bug 101180 [Import/Export] Import Existing Project into Workspace default widget is back button , should be text field
* Martin Oberhuber (martin.oberhuber@windriver.com)
* - Bug 187318[Wizards] "Import Existing Project" loops forever with cyclic symbolic links
* Remy Chi Jian Suen (remy.suen@gmail.com)
* - Bug 210568 [Import/Export] [Import/Export] - Refresh button does not update list of projects
*******************************************************************************/
package org.eclipse.ui.internal.wizards.datatransfer;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.lang.reflect.InvocationTargetException;
import java.net.URI;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import java.util.zip.ZipEntry;
import java.util.zip.ZipException;
import java.util.zip.ZipFile;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IProjectDescription;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IWorkspace;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.OperationCanceledException;
import org.eclipse.core.runtime.Path;
import org.eclipse.core.runtime.Platform;
import org.eclipse.core.runtime.Status;
import org.eclipse.core.runtime.SubProgressMonitor;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.ErrorDialog;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.dialogs.IDialogSettings;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.layout.PixelConverter;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.jface.viewers.CheckStateChangedEvent;
import org.eclipse.jface.viewers.CheckboxTreeViewer;
import org.eclipse.jface.viewers.ICheckStateListener;
import org.eclipse.jface.viewers.IColorProvider;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.ITreeContentProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerComparator;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.FocusAdapter;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.TraverseEvent;
import org.eclipse.swt.events.TraverseListener;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.DirectoryDialog;
import org.eclipse.swt.widgets.FileDialog;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.IWorkingSet;
import org.eclipse.ui.IWorkingSetManager;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.actions.WorkspaceModifyOperation;
import org.eclipse.ui.dialogs.IOverwriteQuery;
import org.eclipse.ui.dialogs.WorkingSetGroup;
import org.eclipse.ui.internal.ide.IDEWorkbenchMessages;
import org.eclipse.ui.internal.ide.IDEWorkbenchPlugin;
import org.eclipse.ui.internal.ide.StatusUtil;
import org.eclipse.ui.statushandlers.StatusManager;
import org.eclipse.ui.wizards.datatransfer.FileSystemStructureProvider;
import org.eclipse.ui.wizards.datatransfer.ImportOperation;
/**
* The WizardProjectsImportPage is the page that allows the user to import
* projects from a particular location.
*/
public class WizardProjectsImportPage extends WizardPage implements
IOverwriteQuery {
/**
* The name of the folder containing metadata information for the workspace.
*/
public static final String METADATA_FOLDER = ".metadata"; //$NON-NLS-1$
/**
* The import structure provider.
*
* @since 3.4
*/
private ILeveledImportStructureProvider structureProvider;
/**
* @since 3.5
*
*/
private final class ProjectLabelProvider extends LabelProvider implements IColorProvider{
public String getText(Object element) {
return ((ProjectRecord) element).getProjectLabel();
}
public Color getBackground(Object element) {
return null;
}
public Color getForeground(Object element) {
ProjectRecord projectRecord = (ProjectRecord) element;
if(projectRecord.hasConflicts)
return getShell().getDisplay().getSystemColor(SWT.COLOR_GRAY);
return null;
}
}
/**
* Class declared public only for test suite.
*
*/
public class ProjectRecord {
File projectSystemFile;
Object projectArchiveFile;
String projectName;
Object parent;
int level;
boolean hasConflicts;
IProjectDescription description;
/**
* Create a record for a project based on the info in the file.
*
* @param file
*/
ProjectRecord(File file) {
projectSystemFile = file;
setProjectName();
}
/**
* @param file
* The Object representing the .project file
* @param parent
* The parent folder of the .project file
* @param level
* The number of levels deep in the provider the file is
*/
ProjectRecord(Object file, Object parent, int level) {
this.projectArchiveFile = file;
this.parent = parent;
this.level = level;
setProjectName();
}
/**
* Set the name of the project based on the projectFile.
*/
private void setProjectName() {
try {
if (projectArchiveFile != null) {
InputStream stream = structureProvider
.getContents(projectArchiveFile);
// If we can get a description pull the name from there
if (stream == null) {
if (projectArchiveFile instanceof ZipEntry) {
IPath path = new Path(
((ZipEntry) projectArchiveFile).getName());
projectName = path.segment(path.segmentCount() - 2);
} else if (projectArchiveFile instanceof TarEntry) {
IPath path = new Path(
((TarEntry) projectArchiveFile).getName());
projectName = path.segment(path.segmentCount() - 2);
}
} else {
description = IDEWorkbenchPlugin.getPluginWorkspace()
.loadProjectDescription(stream);
stream.close();
projectName = description.getName();
}
}
// If we don't have the project name try again
if (projectName == null) {
IPath path = new Path(projectSystemFile.getPath());
// if the file is in the default location, use the directory
// name as the project name
if (isDefaultLocation(path)) {
projectName = path.segment(path.segmentCount() - 2);
description = IDEWorkbenchPlugin.getPluginWorkspace()
.newProjectDescription(projectName);
} else {
description = IDEWorkbenchPlugin.getPluginWorkspace()
.loadProjectDescription(path);
projectName = description.getName();
}
}
} catch (CoreException e) {
// no good couldn't get the name
} catch (IOException e) {
// no good couldn't get the name
}
}
/**
* Returns whether the given project description file path is in the
* default location for a project
*
* @param path
* The path to examine
* @return Whether the given path is the default location for a project
*/
private boolean isDefaultLocation(IPath path) {
// The project description file must at least be within the project,
// which is within the workspace location
if (path.segmentCount() < 2)
return false;
return path.removeLastSegments(2).toFile().equals(
Platform.getLocation().toFile());
}
/**
* Get the name of the project
*
* @return String
*/
public String getProjectName() {
return projectName;
}
/**
* Gets the label to be used when rendering this project record in the
* UI.
*
* @return String the label
* @since 3.4
*/
public String getProjectLabel() {
if (description == null)
return projectName;
String path = projectSystemFile == null ? structureProvider
.getLabel(parent) : projectSystemFile
.getParent();
return NLS.bind(
DataTransferMessages.WizardProjectsImportPage_projectLabel,
projectName, path);
}
/**
* @return Returns the hasConflicts.
*/
public boolean hasConflicts() {
return hasConflicts;
}
}
// dialog store id constants
private final static String STORE_COPY_PROJECT_ID = "WizardProjectsImportPage.STORE_COPY_PROJECT_ID"; //$NON-NLS-1$
private final static String STORE_ARCHIVE_SELECTED = "WizardProjectsImportPage.STORE_ARCHIVE_SELECTED"; //$NON-NLS-1$
private Text directoryPathField;
private CheckboxTreeViewer projectsList;
private Button copyCheckbox;
private boolean copyFiles = false;
private boolean lastCopyFiles = false;
private ProjectRecord[] selectedProjects = new ProjectRecord[0];
// Keep track of the directory that we browsed to last time
// the wizard was invoked.
private static String previouslyBrowsedDirectory = ""; //$NON-NLS-1$
// Keep track of the archive that we browsed to last time
// the wizard was invoked.
private static String previouslyBrowsedArchive = ""; //$NON-NLS-1$
private Button projectFromDirectoryRadio;
private Button projectFromArchiveRadio;
private Text archivePathField;
private Button browseDirectoriesButton;
private Button browseArchivesButton;
private IProject[] wsProjects;
// constant from WizardArchiveFileResourceImportPage1
private static final String[] FILE_IMPORT_MASK = {
"*.jar;*.zip;*.tar;*.tar.gz;*.tgz;*.tar.bz2;*.tbz;*.tbz2;*.tar.xz;*.txz", "*.*" }; //$NON-NLS-1$ //$NON-NLS-2$
// The initial path to set
private String initialPath;
// The last selected path to minimize searches
private String lastPath;
// The last time that the file or folder at the selected path was modified
// to mimize searches
private long lastModified;
private WorkingSetGroup workingSetGroup;
private IStructuredSelection currentSelection;
/**
* Creates a new project creation wizard page.
*
*/
public WizardProjectsImportPage() {
this("wizardExternalProjectsPage", null, null); //$NON-NLS-1$
}
/**
* Create a new instance of the receiver.
*
* @param pageName
*/
public WizardProjectsImportPage(String pageName) {
this(pageName,null, null);
}
/**
* More (many more) parameters.
*
* @param pageName
* @param initialPath
* @param currentSelection
* @since 3.5
*/
public WizardProjectsImportPage(String pageName,String initialPath,
IStructuredSelection currentSelection) {
super(pageName);
this.initialPath = initialPath;
this.currentSelection = currentSelection;
setPageComplete(false);
setTitle(DataTransferMessages.WizardProjectsImportPage_ImportProjectsTitle);
setDescription(DataTransferMessages.WizardProjectsImportPage_ImportProjectsDescription);
}
/*
* (non-Javadoc)
*
* @see
* org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets
* .Composite)
*/
public void createControl(Composite parent) {
initializeDialogUnits(parent);
Composite workArea = new Composite(parent, SWT.NONE);
setControl(workArea);
workArea.setLayout(new GridLayout());
workArea.setLayoutData(new GridData(GridData.FILL_BOTH
| GridData.GRAB_HORIZONTAL | GridData.GRAB_VERTICAL));
createProjectsRoot(workArea);
createProjectsList(workArea);
createOptionsArea(workArea);
createWorkingSetGroup(workArea);
restoreWidgetValues();
Dialog.applyDialogFont(workArea);
}
/**
* @param workArea
*/
private void createWorkingSetGroup(Composite workArea) {
String[] workingSetIds = new String[] {"org.eclipse.ui.resourceWorkingSetPage", //$NON-NLS-1$
"org.eclipse.jdt.ui.JavaWorkingSetPage"}; //$NON-NLS-1$
workingSetGroup = new WorkingSetGroup(workArea, currentSelection, workingSetIds);
}
/**
* Create the area with the extra options.
*
* @param workArea
*/
private void createOptionsArea(Composite workArea) {
Composite optionsGroup = new Composite(workArea, SWT.NONE);
optionsGroup.setLayout(new GridLayout());
optionsGroup.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
copyCheckbox = new Button(optionsGroup, SWT.CHECK);
copyCheckbox
.setText(DataTransferMessages.WizardProjectsImportPage_CopyProjectsIntoWorkspace);
copyCheckbox.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
copyCheckbox.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
copyFiles = copyCheckbox.getSelection();
}
});
}
/**
* Create the checkbox list for the found projects.
*
* @param workArea
*/
private void createProjectsList(Composite workArea) {
Label title = new Label(workArea, SWT.NONE);
title
.setText(DataTransferMessages.WizardProjectsImportPage_ProjectsListTitle);
Composite listComposite = new Composite(workArea, SWT.NONE);
GridLayout layout = new GridLayout();
layout.numColumns = 2;
layout.marginWidth = 0;
layout.makeColumnsEqualWidth = false;
listComposite.setLayout(layout);
listComposite.setLayoutData(new GridData(GridData.GRAB_HORIZONTAL
| GridData.GRAB_VERTICAL | GridData.FILL_BOTH));
projectsList = new CheckboxTreeViewer(listComposite, SWT.BORDER);
GridData gridData = new GridData(SWT.FILL, SWT.FILL, true, true);
gridData.widthHint = new PixelConverter(projectsList.getControl()).convertWidthInCharsToPixels(25);
gridData.heightHint = new PixelConverter(projectsList.getControl()).convertHeightInCharsToPixels(10);
projectsList.getControl().setLayoutData(gridData);
projectsList.setContentProvider(new ITreeContentProvider() {
/*
* (non-Javadoc)
*
* @see
* org.eclipse.jface.viewers.ITreeContentProvider#getChildren(java
* .lang.Object)
*/
public Object[] getChildren(Object parentElement) {
return null;
}
/*
* (non-Javadoc)
*
* @see
* org.eclipse.jface.viewers.IStructuredContentProvider#getElements
* (java.lang.Object)
*/
public Object[] getElements(Object inputElement) {
return getProjectRecords();
}
/*
* (non-Javadoc)
*
* @see
* org.eclipse.jface.viewers.ITreeContentProvider#hasChildren(java
* .lang.Object)
*/
public boolean hasChildren(Object element) {
return false;
}
/*
* (non-Javadoc)
*
* @see
* org.eclipse.jface.viewers.ITreeContentProvider#getParent(java
* .lang.Object)
*/
public Object getParent(Object element) {
return null;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.viewers.IContentProvider#dispose()
*/
public void dispose() {
}
/*
* (non-Javadoc)
*
* @see
* org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse
* .jface.viewers.Viewer, java.lang.Object, java.lang.Object)
*/
public void inputChanged(Viewer viewer, Object oldInput,
Object newInput) {
}
});
projectsList.setLabelProvider(new ProjectLabelProvider());
projectsList.addCheckStateListener(new ICheckStateListener() {
/*
* (non-Javadoc)
*
* @see
* org.eclipse.jface.viewers.ICheckStateListener#checkStateChanged
* (org.eclipse.jface.viewers.CheckStateChangedEvent)
*/
public void checkStateChanged(CheckStateChangedEvent event) {
ProjectRecord element = (ProjectRecord) event.getElement();
if(element.hasConflicts) {
projectsList.setChecked(element, false);
}
setPageComplete(projectsList.getCheckedElements().length > 0);
}
});
projectsList.setInput(this);
projectsList.setComparator(new ViewerComparator());
createSelectionButtons(listComposite);
}
/**
* Create the selection buttons in the listComposite.
*
* @param listComposite
*/
private void createSelectionButtons(Composite listComposite) {
Composite buttonsComposite = new Composite(listComposite, SWT.NONE);
GridLayout layout = new GridLayout();
layout.marginWidth = 0;
layout.marginHeight = 0;
buttonsComposite.setLayout(layout);
buttonsComposite.setLayoutData(new GridData(
GridData.VERTICAL_ALIGN_BEGINNING));
Button selectAll = new Button(buttonsComposite, SWT.PUSH);
selectAll.setText(DataTransferMessages.DataTransfer_selectAll);
selectAll.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
for (int i = 0; i < selectedProjects.length; i++) {
if(selectedProjects[i].hasConflicts)
projectsList.setChecked(selectedProjects[i], false);
else
projectsList.setChecked(selectedProjects[i], true);
}
setPageComplete(projectsList.getCheckedElements().length > 0);
}
});
Dialog.applyDialogFont(selectAll);
setButtonLayoutData(selectAll);
Button deselectAll = new Button(buttonsComposite, SWT.PUSH);
deselectAll.setText(DataTransferMessages.DataTransfer_deselectAll);
deselectAll.addSelectionListener(new SelectionAdapter() {
/*
* (non-Javadoc)
*
* @see
* org.eclipse.swt.events.SelectionAdapter#widgetSelected(org.eclipse
* .swt.events.SelectionEvent)
*/
public void widgetSelected(SelectionEvent e) {
projectsList.setCheckedElements(new Object[0]);
setPageComplete(false);
}
});
Dialog.applyDialogFont(deselectAll);
setButtonLayoutData(deselectAll);
Button refresh = new Button(buttonsComposite, SWT.PUSH);
refresh.setText(DataTransferMessages.DataTransfer_refresh);
refresh.addSelectionListener(new SelectionAdapter() {
/*
* (non-Javadoc)
*
* @see
* org.eclipse.swt.events.SelectionAdapter#widgetSelected(org.eclipse
* .swt.events.SelectionEvent)
*/
public void widgetSelected(SelectionEvent e) {
if (projectFromDirectoryRadio.getSelection()) {
updateProjectsList(directoryPathField.getText().trim());
} else {
updateProjectsList(archivePathField.getText().trim());
}
}
});
Dialog.applyDialogFont(refresh);
setButtonLayoutData(refresh);
}
/**
* Create the area where you select the root directory for the projects.
*
* @param workArea
* Composite
*/
private void createProjectsRoot(Composite workArea) {
// project specification group
Composite projectGroup = new Composite(workArea, SWT.NONE);
GridLayout layout = new GridLayout();
layout.numColumns = 3;
layout.makeColumnsEqualWidth = false;
layout.marginWidth = 0;
projectGroup.setLayout(layout);
projectGroup.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
// new project from directory radio button
projectFromDirectoryRadio = new Button(projectGroup, SWT.RADIO);
projectFromDirectoryRadio
.setText(DataTransferMessages.WizardProjectsImportPage_RootSelectTitle);
// project location entry field
this.directoryPathField = new Text(projectGroup, SWT.BORDER);
GridData directoryPathData = new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.GRAB_HORIZONTAL);
directoryPathData.widthHint = new PixelConverter(directoryPathField).convertWidthInCharsToPixels(25);
directoryPathField.setLayoutData(directoryPathData);
// browse button
browseDirectoriesButton = new Button(projectGroup, SWT.PUSH);
browseDirectoriesButton
.setText(DataTransferMessages.DataTransfer_browse);
setButtonLayoutData(browseDirectoriesButton);
// new project from archive radio button
projectFromArchiveRadio = new Button(projectGroup, SWT.RADIO);
projectFromArchiveRadio
.setText(DataTransferMessages.WizardProjectsImportPage_ArchiveSelectTitle);
// project location entry field
archivePathField = new Text(projectGroup, SWT.BORDER);
GridData archivePathData = new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.GRAB_HORIZONTAL);
archivePathData.widthHint = new PixelConverter(archivePathField).convertWidthInCharsToPixels(25);
archivePathField.setLayoutData(archivePathData); // browse button
browseArchivesButton = new Button(projectGroup, SWT.PUSH);
browseArchivesButton.setText(DataTransferMessages.DataTransfer_browse);
setButtonLayoutData(browseArchivesButton);
projectFromDirectoryRadio.setSelection(true);
archivePathField.setEnabled(false);
browseArchivesButton.setEnabled(false);
browseDirectoriesButton.addSelectionListener(new SelectionAdapter() {
/*
* (non-Javadoc)
*
* @see org.eclipse.swt.events.SelectionAdapter#widgetS
* elected(org.eclipse.swt.events.SelectionEvent)
*/
public void widgetSelected(SelectionEvent e) {
handleLocationDirectoryButtonPressed();
}
});
browseArchivesButton.addSelectionListener(new SelectionAdapter() {
/*
* (non-Javadoc)
*
* @see
* org.eclipse.swt.events.SelectionAdapter#widgetSelected(org.eclipse
* .swt.events.SelectionEvent)
*/
public void widgetSelected(SelectionEvent e) {
handleLocationArchiveButtonPressed();
}
});
directoryPathField.addTraverseListener(new TraverseListener() {
/*
* (non-Javadoc)
*
* @see
* org.eclipse.swt.events.TraverseListener#keyTraversed(org.eclipse
* .swt.events.TraverseEvent)
*/
public void keyTraversed(TraverseEvent e) {
if (e.detail == SWT.TRAVERSE_RETURN) {
e.doit = false;
updateProjectsList(directoryPathField.getText().trim());
}
}
});
directoryPathField.addFocusListener(new FocusAdapter() {
/*
* (non-Javadoc)
*
* @see
* org.eclipse.swt.events.FocusListener#focusLost(org.eclipse.swt
* .events.FocusEvent)
*/
public void focusLost(org.eclipse.swt.events.FocusEvent e) {
updateProjectsList(directoryPathField.getText().trim());
}
});
archivePathField.addTraverseListener(new TraverseListener() {
/*
* (non-Javadoc)
*
* @see
* org.eclipse.swt.events.TraverseListener#keyTraversed(org.eclipse
* .swt.events.TraverseEvent)
*/
public void keyTraversed(TraverseEvent e) {
if (e.detail == SWT.TRAVERSE_RETURN) {
e.doit = false;
updateProjectsList(archivePathField.getText().trim());
}
}
});
archivePathField.addFocusListener(new FocusAdapter() {
/*
* (non-Javadoc)
*
* @see
* org.eclipse.swt.events.FocusListener#focusLost(org.eclipse.swt
* .events.FocusEvent)
*/
public void focusLost(org.eclipse.swt.events.FocusEvent e) {
updateProjectsList(archivePathField.getText().trim());
}
});
projectFromDirectoryRadio.addSelectionListener(new SelectionAdapter() {
/*
* (non-Javadoc)
*
* @see
* org.eclipse.swt.events.SelectionListener#widgetSelected(org.eclipse
* .swt.events.SelectionEvent)
*/
public void widgetSelected(SelectionEvent e) {
directoryRadioSelected();
}
});
projectFromArchiveRadio.addSelectionListener(new SelectionAdapter() {
/*
* (non-Javadoc)
*
* @see
* org.eclipse.swt.events.SelectionListener#widgetSelected(org.eclipse
* .swt.events.SelectionEvent)
*/
public void widgetSelected(SelectionEvent e) {
archiveRadioSelected();
}
});
}
private void archiveRadioSelected() {
if (projectFromArchiveRadio.getSelection()) {
directoryPathField.setEnabled(false);
browseDirectoriesButton.setEnabled(false);
archivePathField.setEnabled(true);
browseArchivesButton.setEnabled(true);
updateProjectsList(archivePathField.getText());
archivePathField.setFocus();
copyCheckbox.setSelection(true);
copyCheckbox.setEnabled(false);
}
}
private void directoryRadioSelected() {
if (projectFromDirectoryRadio.getSelection()) {
directoryPathField.setEnabled(true);
browseDirectoriesButton.setEnabled(true);
archivePathField.setEnabled(false);
browseArchivesButton.setEnabled(false);
updateProjectsList(directoryPathField.getText());
directoryPathField.setFocus();
copyCheckbox.setEnabled(true);
copyCheckbox.setSelection(copyFiles);
}
}
/*
* (non-Javadoc) Method declared on IDialogPage. Set the focus on path
* fields when page becomes visible.
*/
public void setVisible(boolean visible) {
super.setVisible(visible);
if (visible && this.projectFromDirectoryRadio.getSelection()) {
this.directoryPathField.setFocus();
}
if (visible && this.projectFromArchiveRadio.getSelection()) {
this.archivePathField.setFocus();
}
}
/**
* Update the list of projects based on path. Method declared public only
* for test suite.
*
* @param path
*/
public void updateProjectsList(final String path) {
// on an empty path empty selectedProjects
if (path == null || path.length() == 0) {
setMessage(DataTransferMessages.WizardProjectsImportPage_ImportProjectsDescription);
selectedProjects = new ProjectRecord[0];
projectsList.refresh(true);
projectsList.setCheckedElements(selectedProjects);
setPageComplete(projectsList.getCheckedElements().length > 0);
lastPath = path;
return;
}
final File directory = new File(path);
long modified = directory.lastModified();
if (path.equals(lastPath) && lastModified == modified && lastCopyFiles == copyFiles) {
// since the file/folder was not modified and the path did not
// change, no refreshing is required
return;
}
lastPath = path;
lastModified = modified;
lastCopyFiles = copyFiles;
// We can't access the radio button from the inner class so get the
// status beforehand
final boolean dirSelected = this.projectFromDirectoryRadio
.getSelection();
try {
getContainer().run(true, true, new IRunnableWithProgress() {
/*
* (non-Javadoc)
*
* @see
* org.eclipse.jface.operation.IRunnableWithProgress#run(org
* .eclipse.core.runtime.IProgressMonitor)
*/
public void run(IProgressMonitor monitor) {
monitor
.beginTask(
DataTransferMessages.WizardProjectsImportPage_SearchingMessage,
100);
selectedProjects = new ProjectRecord[0];
Collection files = new ArrayList();
monitor.worked(10);
if (!dirSelected
&& ArchiveFileManipulations.isTarFile(path)) {
TarFile sourceTarFile = getSpecifiedTarSourceFile(path);
if (sourceTarFile == null) {
return;
}
structureProvider = new TarLeveledStructureProvider(
sourceTarFile);
Object child = structureProvider.getRoot();
if (!collectProjectFilesFromProvider(files, child, 0,
monitor)) {
return;
}
Iterator filesIterator = files.iterator();
selectedProjects = new ProjectRecord[files.size()];
int index = 0;
monitor.worked(50);
monitor
.subTask(DataTransferMessages.WizardProjectsImportPage_ProcessingMessage);
while (filesIterator.hasNext()) {
selectedProjects[index++] = (ProjectRecord) filesIterator
.next();
}
} else if (!dirSelected
&& ArchiveFileManipulations.isZipFile(path)) {
ZipFile sourceFile = getSpecifiedZipSourceFile(path);
if (sourceFile == null) {
return;
}
structureProvider = new ZipLeveledStructureProvider(
sourceFile);
Object child = structureProvider.getRoot();
if (!collectProjectFilesFromProvider(files, child, 0,
monitor)) {
return;
}
Iterator filesIterator = files.iterator();
selectedProjects = new ProjectRecord[files.size()];
int index = 0;
monitor.worked(50);
monitor
.subTask(DataTransferMessages.WizardProjectsImportPage_ProcessingMessage);
while (filesIterator.hasNext()) {
selectedProjects[index++] = (ProjectRecord) filesIterator
.next();
}
}
else if (dirSelected && directory.isDirectory()) {
if (!collectProjectFilesFromDirectory(files, directory,
null, monitor)) {
return;
}
Iterator filesIterator = files.iterator();
selectedProjects = new ProjectRecord[files.size()];
int index = 0;
monitor.worked(50);
monitor
.subTask(DataTransferMessages.WizardProjectsImportPage_ProcessingMessage);
while (filesIterator.hasNext()) {
File file = (File) filesIterator.next();
selectedProjects[index] = new ProjectRecord(file);
index++;
}
} else {
monitor.worked(60);
}
monitor.done();
}
});
} catch (InvocationTargetException e) {
IDEWorkbenchPlugin.log(e.getMessage(), e);
} catch (InterruptedException e) {
// Nothing to do if the user interrupts.
}
projectsList.refresh(true);
ProjectRecord[] projects = getProjectRecords();
boolean displayWarning = false;
for (int i = 0; i < projects.length; i++) {
if(projects[i].hasConflicts) {
displayWarning = true;
projectsList.setGrayed(projects[i], true);
}else {
projectsList.setChecked(projects[i], true);
}
}
if (displayWarning) {
setMessage(
DataTransferMessages.WizardProjectsImportPage_projectsInWorkspace,
WARNING);
} else {
setMessage(DataTransferMessages.WizardProjectsImportPage_ImportProjectsDescription);
}
setPageComplete(projectsList.getCheckedElements().length > 0);
if(selectedProjects.length == 0) {
setMessage(
DataTransferMessages.WizardProjectsImportPage_noProjectsToImport,
WARNING);
}
}
/**
* Answer a handle to the zip file currently specified as being the source.
* Return null if this file does not exist or is not of valid format.
*/
private ZipFile getSpecifiedZipSourceFile(String fileName) {
if (fileName.length() == 0) {
return null;
}
try {
return new ZipFile(fileName);
} catch (ZipException e) {
displayErrorDialog(DataTransferMessages.ZipImport_badFormat);
} catch (IOException e) {
displayErrorDialog(DataTransferMessages.ZipImport_couldNotRead);
}
archivePathField.setFocus();
return null;
}
/**
* Answer a handle to the zip file currently specified as being the source.
* Return null if this file does not exist or is not of valid format.
*/
private TarFile getSpecifiedTarSourceFile(String fileName) {
if (fileName.length() == 0) {
return null;
}
try {
return new TarFile(fileName);
} catch (TarException e) {
displayErrorDialog(DataTransferMessages.TarImport_badFormat);
} catch (IOException e) {
displayErrorDialog(DataTransferMessages.ZipImport_couldNotRead);
}
archivePathField.setFocus();
return null;
}
/**
* Display an error dialog with the specified message.
*
* @param message
* the error message
*/
protected void displayErrorDialog(String message) {
MessageDialog.open(MessageDialog.ERROR, getContainer().getShell(),
getErrorDialogTitle(), message, SWT.SHEET);
}
/**
* Get the title for an error dialog. Subclasses should override.
*/
protected String getErrorDialogTitle() {
return IDEWorkbenchMessages.WizardExportPage_internalErrorTitle;
}
/**
* Collect the list of .project files that are under directory into files.
*
* @param files
* @param directory
* @param directoriesVisited
* Set of canonical paths of directories, used as recursion guard
* @param monitor
* The monitor to report to
* @return boolean <code>true</code> if the operation was completed.
*/
private boolean collectProjectFilesFromDirectory(Collection files,
File directory, Set directoriesVisited, IProgressMonitor monitor) {
if (monitor.isCanceled()) {
return false;
}
monitor.subTask(NLS.bind(
DataTransferMessages.WizardProjectsImportPage_CheckingMessage,
directory.getPath()));
File[] contents = directory.listFiles();
if (contents == null)
return false;
// Initialize recursion guard for recursive symbolic links
if (directoriesVisited == null) {
directoriesVisited = new HashSet();
try {
directoriesVisited.add(directory.getCanonicalPath());
} catch (IOException exception) {
StatusManager.getManager().handle(
StatusUtil.newStatus(IStatus.ERROR, exception
.getLocalizedMessage(), exception));
}
}
// first look for project description files
final String dotProject = IProjectDescription.DESCRIPTION_FILE_NAME;
for (int i = 0; i < contents.length; i++) {
File file = contents[i];
if (file.isFile() && file.getName().equals(dotProject)) {
files.add(file);
// don't search sub-directories since we can't have nested
// projects
return true;
}
}
// no project description found, so recurse into sub-directories
for (int i = 0; i < contents.length; i++) {
if (contents[i].isDirectory()) {
if (!contents[i].getName().equals(METADATA_FOLDER)) {
try {
String canonicalPath = contents[i].getCanonicalPath();
if (!directoriesVisited.add(canonicalPath)) {
// already been here --> do not recurse
continue;
}
} catch (IOException exception) {
StatusManager.getManager().handle(
StatusUtil.newStatus(IStatus.ERROR, exception
.getLocalizedMessage(), exception));
}
collectProjectFilesFromDirectory(files, contents[i],
directoriesVisited, monitor);
}
}
}
return true;
}
/**
* Collect the list of .project files that are under directory into files.
*
* @param files
* @param monitor
* The monitor to report to
* @return boolean <code>true</code> if the operation was completed.
*/
private boolean collectProjectFilesFromProvider(Collection files,
Object entry, int level, IProgressMonitor monitor) {
if (monitor.isCanceled()) {
return false;
}
monitor.subTask(NLS.bind(
DataTransferMessages.WizardProjectsImportPage_CheckingMessage,
structureProvider.getLabel(entry)));
List children = structureProvider.getChildren(entry);
if (children == null) {
children = new ArrayList(1);
}
Iterator childrenEnum = children.iterator();
while (childrenEnum.hasNext()) {
Object child = childrenEnum.next();
if (structureProvider.isFolder(child)) {
collectProjectFilesFromProvider(files, child, level + 1,
monitor);
}
String elementLabel = structureProvider.getLabel(child);
if (elementLabel.equals(IProjectDescription.DESCRIPTION_FILE_NAME)) {
files.add(new ProjectRecord(child, entry, level));
}
}
return true;
}
/**
* The browse button has been selected. Select the location.
*/
protected void handleLocationDirectoryButtonPressed() {
DirectoryDialog dialog = new DirectoryDialog(directoryPathField
.getShell(), SWT.SHEET);
dialog
.setMessage(DataTransferMessages.WizardProjectsImportPage_SelectDialogTitle);
String dirName = directoryPathField.getText().trim();
if (dirName.length() == 0) {
dirName = previouslyBrowsedDirectory;
}
if (dirName.length() == 0) {
dialog.setFilterPath(IDEWorkbenchPlugin.getPluginWorkspace()
.getRoot().getLocation().toOSString());
} else {
File path = new File(dirName);
if (path.exists()) {
dialog.setFilterPath(new Path(dirName).toOSString());
}
}
String selectedDirectory = dialog.open();
if (selectedDirectory != null) {
previouslyBrowsedDirectory = selectedDirectory;
directoryPathField.setText(previouslyBrowsedDirectory);
updateProjectsList(selectedDirectory);
}
}
/**
* The browse button has been selected. Select the location.
*/
protected void handleLocationArchiveButtonPressed() {
FileDialog dialog = new FileDialog(archivePathField.getShell(), SWT.SHEET);
dialog.setFilterExtensions(FILE_IMPORT_MASK);
dialog
.setText(DataTransferMessages.WizardProjectsImportPage_SelectArchiveDialogTitle);
String fileName = archivePathField.getText().trim();
if (fileName.length() == 0) {
fileName = previouslyBrowsedArchive;
}
if (fileName.length() == 0) {
dialog.setFilterPath(IDEWorkbenchPlugin.getPluginWorkspace()
.getRoot().getLocation().toOSString());
} else {
File path = new File(fileName).getParentFile();
if (path != null && path.exists()) {
dialog.setFilterPath(path.toString());
}
}
String selectedArchive = dialog.open();
if (selectedArchive != null) {
previouslyBrowsedArchive = selectedArchive;
archivePathField.setText(previouslyBrowsedArchive);
updateProjectsList(selectedArchive);
}
}
/**
* Create the selected projects
*
* @return boolean <code>true</code> if all project creations were
* successful.
*/
public boolean createProjects() {
saveWidgetValues();
final Object[] selected = projectsList.getCheckedElements();
createdProjects = new ArrayList();
WorkspaceModifyOperation op = new WorkspaceModifyOperation() {
protected void execute(IProgressMonitor monitor)
throws InvocationTargetException, InterruptedException {
try {
monitor.beginTask("", selected.length); //$NON-NLS-1$
if (monitor.isCanceled()) {
throw new OperationCanceledException();
}
for (int i = 0; i < selected.length; i++) {
createExistingProject((ProjectRecord) selected[i],
new SubProgressMonitor(monitor, 1));
}
} finally {
monitor.done();
}
}
};
// run the new project creation operation
try {
getContainer().run(true, true, op);
} catch (InterruptedException e) {
return false;
} catch (InvocationTargetException e) {
// one of the steps resulted in a core exception
Throwable t = e.getTargetException();
String message = DataTransferMessages.WizardExternalProjectImportPage_errorMessage;
IStatus status;
if (t instanceof CoreException) {
status = ((CoreException) t).getStatus();
} else {
status = new Status(IStatus.ERROR,
IDEWorkbenchPlugin.IDE_WORKBENCH, 1, message, t);
}
ErrorDialog.openError(getShell(), message, null, status);
return false;
}
ArchiveFileManipulations.closeStructureProvider(structureProvider,
getShell());
// Adds the projects to the working sets
addToWorkingSets();
return true;
}
List createdProjects;
private void addToWorkingSets() {
IWorkingSet[] selectedWorkingSets = workingSetGroup.getSelectedWorkingSets();
if(selectedWorkingSets == null || selectedWorkingSets.length == 0)
return; // no Working set is selected
IWorkingSetManager workingSetManager = PlatformUI.getWorkbench().getWorkingSetManager();
for (Iterator i = createdProjects.iterator(); i.hasNext();) {
IProject project = (IProject) i.next();
workingSetManager.addToWorkingSets(project, selectedWorkingSets);
}
}
/**
* Performs clean-up if the user cancels the wizard without doing anything
*/
public void performCancel() {
ArchiveFileManipulations.closeStructureProvider(structureProvider,
getShell());
}
/**
* Create the project described in record. If it is successful return true.
*
* @param record
* @return boolean <code>true</code> if successful
* @throws InterruptedException
*/
private boolean createExistingProject(final ProjectRecord record,
IProgressMonitor monitor) throws InvocationTargetException,
InterruptedException {
String projectName = record.getProjectName();
final IWorkspace workspace = ResourcesPlugin.getWorkspace();
final IProject project = workspace.getRoot().getProject(projectName);
createdProjects.add(project);
if (record.description == null) {
// error case
record.description = workspace.newProjectDescription(projectName);
IPath locationPath = new Path(record.projectSystemFile
.getAbsolutePath());
// If it is under the root use the default location
if (Platform.getLocation().isPrefixOf(locationPath)) {
record.description.setLocation(null);
} else {
record.description.setLocation(locationPath);
}
} else {
record.description.setName(projectName);
}
if (record.projectArchiveFile != null) {
// import from archive
List fileSystemObjects = structureProvider
.getChildren(record.parent);
structureProvider.setStrip(record.level);
ImportOperation operation = new ImportOperation(project
.getFullPath(), structureProvider.getRoot(),
structureProvider, this, fileSystemObjects);
operation.setContext(getShell());
operation.run(monitor);
return true;
}
// import from file system
File importSource = null;
if (copyFiles) {
// import project from location copying files - use default project
// location for this workspace
URI locationURI = record.description.getLocationURI();
// if location is null, project already exists in this location or
// some error condition occured.
if (locationURI != null) {
// validate the location of the project being copied
IStatus result = ResourcesPlugin.getWorkspace().validateProjectLocationURI(project,
locationURI);
if(!result.isOK())
throw new InvocationTargetException(new CoreException(result));
importSource = new File(locationURI);
IProjectDescription desc = workspace
.newProjectDescription(projectName);
desc.setBuildSpec(record.description.getBuildSpec());
desc.setComment(record.description.getComment());
desc.setDynamicReferences(record.description
.getDynamicReferences());
desc.setNatureIds(record.description.getNatureIds());
desc.setReferencedProjects(record.description
.getReferencedProjects());
record.description = desc;
}
}
try {
monitor
.beginTask(
DataTransferMessages.WizardProjectsImportPage_CreateProjectsTask,
100);
project.create(record.description, new SubProgressMonitor(monitor,
30));
project.open(IResource.BACKGROUND_REFRESH, new SubProgressMonitor(
monitor, 70));
} catch (CoreException e) {
throw new InvocationTargetException(e);
} finally {
monitor.done();
}
// import operation to import project files if copy checkbox is selected
if (copyFiles && importSource != null) {
List filesToImport = FileSystemStructureProvider.INSTANCE
.getChildren(importSource);
ImportOperation operation = new ImportOperation(project
.getFullPath(), importSource,
FileSystemStructureProvider.INSTANCE, this, filesToImport);
operation.setContext(getShell());
operation.setOverwriteResources(true); // need to overwrite
// .project, .classpath
// files
operation.setCreateContainerStructure(false);
operation.run(monitor);
}
return true;
}
/**
* The <code>WizardDataTransfer</code> implementation of this
* <code>IOverwriteQuery</code> method asks the user whether the existing
* resource at the given path should be overwritten.
*
* @param pathString
* @return the user's reply: one of <code>"YES"</code>, <code>"NO"</code>,
* <code>"ALL"</code>, or <code>"CANCEL"</code>
*/
public String queryOverwrite(String pathString) {
Path path = new Path(pathString);
String messageString;
// Break the message up if there is a file name and a directory
// and there are at least 2 segments.
if (path.getFileExtension() == null || path.segmentCount() < 2) {
messageString = NLS.bind(
IDEWorkbenchMessages.WizardDataTransfer_existsQuestion,
pathString);
} else {
messageString = NLS
.bind(
IDEWorkbenchMessages.WizardDataTransfer_overwriteNameAndPathQuestion,
path.lastSegment(), path.removeLastSegments(1)
.toOSString());
}
final MessageDialog dialog = new MessageDialog(getContainer()
.getShell(), IDEWorkbenchMessages.Question, null,
messageString, MessageDialog.QUESTION, new String[] {
IDialogConstants.YES_LABEL,
IDialogConstants.YES_TO_ALL_LABEL,
IDialogConstants.NO_LABEL,
IDialogConstants.NO_TO_ALL_LABEL,
IDialogConstants.CANCEL_LABEL }, 0) {
protected int getShellStyle() {
return super.getShellStyle() | SWT.SHEET;
}
};
String[] response = new String[] { YES, ALL, NO, NO_ALL, CANCEL };
// run in syncExec because callback is from an operation,
// which is probably not running in the UI thread.
getControl().getDisplay().syncExec(new Runnable() {
public void run() {
dialog.open();
}
});
return dialog.getReturnCode() < 0 ? CANCEL : response[dialog
.getReturnCode()];
}
/**
* Method used for test suite.
*
* @return Button the Import from Directory RadioButton
*/
public Button getProjectFromDirectoryRadio() {
return projectFromDirectoryRadio;
}
/**
* Method used for test suite.
*
* @return CheckboxTreeViewer the viewer containing all the projects found
*/
public CheckboxTreeViewer getProjectsList() {
return projectsList;
}
/**
* Retrieve all the projects in the current workspace.
*
* @return IProject[] array of IProject in the current workspace
*/
private IProject[] getProjectsInWorkspace() {
if (wsProjects == null) {
wsProjects = IDEWorkbenchPlugin.getPluginWorkspace().getRoot()
.getProjects();
}
return wsProjects;
}
/**
* Get the array of project records that can be imported from the
* source workspace or archive, selected by the user. If a project with the
* same name exists in both the source workspace and the current workspace,
* then the hasConflicts flag would be set on that project record.
*
* Method declared public for test suite.
*
* @return ProjectRecord[] array of projects that can be imported into the
* workspace
*/
public ProjectRecord[] getProjectRecords() {
List projectRecords = new ArrayList();
for (int i = 0; i < selectedProjects.length; i++) {
if ( (isProjectInWorkspacePath(selectedProjects[i].getProjectName()) && copyFiles)||
isProjectInWorkspace(selectedProjects[i].getProjectName())) {
selectedProjects[i].hasConflicts = true;
}
projectRecords.add(selectedProjects[i]);
}
return (ProjectRecord[]) projectRecords
.toArray(new ProjectRecord[projectRecords.size()]);
}
/**
* Determine if there is a directory with the project name in the workspace path.
*
* @param projectName the name of the project
* @return true if there is a directory with the same name of the imported project
*/
private boolean isProjectInWorkspacePath(String projectName){
final IWorkspace workspace = ResourcesPlugin.getWorkspace();
IPath wsPath = workspace.getRoot().getLocation();
IPath localProjectPath = wsPath.append(projectName);
return localProjectPath.toFile().exists();
}
/**
* Determine if the project with the given name is in the current workspace.
*
* @param projectName
* String the project name to check
* @return boolean true if the project with the given name is in this
* workspace
*/
private boolean isProjectInWorkspace(String projectName) {
if (projectName == null) {
return false;
}
IProject[] workspaceProjects = getProjectsInWorkspace();
for (int i = 0; i < workspaceProjects.length; i++) {
if (projectName.equals(workspaceProjects[i].getName())) {
return true;
}
}
return false;
}
/**
* Use the dialog store to restore widget values to the values that they
* held last time this wizard was used to completion, or alternatively,
* if an initial path is specified, use it to select values.
*
* Method declared public only for use of tests.
*/
public void restoreWidgetValues() {
// First, check to see if we have resore settings, and
// take care of the checkbox
IDialogSettings settings = getDialogSettings();
if (settings != null) {
// checkbox
copyFiles = settings.getBoolean(STORE_COPY_PROJECT_ID);
copyCheckbox.setSelection(copyFiles);
lastCopyFiles = copyFiles;
}
// Second, check to see if we don't have an initial path,
// and if we do have restore settings. If so, set the
// radio selection properly to restore settings
if (initialPath==null && settings!=null)
{
// radio selection
boolean archiveSelected = settings
.getBoolean(STORE_ARCHIVE_SELECTED);
projectFromDirectoryRadio.setSelection(!archiveSelected);
projectFromArchiveRadio.setSelection(archiveSelected);
if (archiveSelected) {
archiveRadioSelected();
} else {
directoryRadioSelected();
}
}
// Third, if we do have an initial path, set the proper
// path and radio buttons to the initial value. Move
// cursor to the end of the path so user can see the
// most relevant part (directory / archive name)
else if (initialPath != null) {
boolean dir = new File(initialPath).isDirectory();
projectFromDirectoryRadio.setSelection(dir);
projectFromArchiveRadio.setSelection(!dir);
if (dir) {
directoryPathField.setText(initialPath);
directoryPathField.setSelection(initialPath.length());
directoryRadioSelected();
} else {
archivePathField.setText(initialPath);
archivePathField.setSelection(initialPath.length());
archiveRadioSelected();
}
}
}
/**
* Since Finish was pressed, write widget values to the dialog store so that
* they will persist into the next invocation of this wizard page.
*
* Method declared public only for use of tests.
*/
public void saveWidgetValues() {
IDialogSettings settings = getDialogSettings();
if (settings != null) {
settings.put(STORE_COPY_PROJECT_ID, copyCheckbox.getSelection());
settings.put(STORE_ARCHIVE_SELECTED, projectFromArchiveRadio
.getSelection());
}
}
/**
* Method used for test suite.
*
* @return Button copy checkbox
*/
public Button getCopyCheckbox() {
return copyCheckbox;
}
}