/**
* Copyright 2010 JBoss Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.guvnor.tools.wizards;
import java.io.ByteArrayInputStream;
import java.text.MessageFormat;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IWorkspaceRoot;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Path;
import org.eclipse.jface.dialogs.IInputValidator;
import org.eclipse.jface.dialogs.InputDialog;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.wizard.IWizardPage;
import org.eclipse.jface.wizard.Wizard;
import org.eclipse.ui.INewWizard;
import org.eclipse.ui.IWorkbench;
import org.guvnor.tools.Activator;
import org.guvnor.tools.Messages;
import org.guvnor.tools.utils.GuvnorMetadataProps;
import org.guvnor.tools.utils.GuvnorMetadataUtils;
import org.guvnor.tools.utils.webdav.IWebDavClient;
import org.guvnor.tools.utils.webdav.ResourceProperties;
import org.guvnor.tools.utils.webdav.WebDavServerCache;
/**
* Wizard for copying Guvnor resources to the local workspace.
* @author jgraham
*/
public class CheckoutWizard extends Wizard implements INewWizard, IGuvnorWizard {
private GuvnorMainConfigPage mainConfigPage;
private SelectGuvnorRepPage selectRepPage;
private SelectGuvnorResourcesPage selectResPage;
private SelectLocalTargetPage selectLocalTargetPage;
// private SelectResourceVersionPage selectVerPage;
private GuvWizardModel model;
public CheckoutWizard() {
model = new GuvWizardModel();
}
/*
* (non-Javadoc)
* @see org.jboss.tools.guvnor.wizards.IGuvnorWizard#getModel()
*/
public GuvWizardModel getModel() {
return model;
}
@Override
public void addPages() {
selectRepPage = new SelectGuvnorRepPage("select_rep_page", Messages.getString("select.guvnor.rep"), //$NON-NLS-1$ //$NON-NLS-2$
Activator.getImageDescriptor(Activator.IMG_GUVREPWIZBAN));
selectRepPage.setDescription(Messages.getString("select.guvnor.rep.desc")); //$NON-NLS-1$
super.addPage(selectRepPage);
mainConfigPage = new GuvnorMainConfigPage("config_page", Messages.getString("new.guvnor.rep"), //$NON-NLS-1$ //$NON-NLS-2$
Activator.getImageDescriptor(Activator.IMG_GUVREPWIZBAN));
mainConfigPage.setDescription(Messages.getString("new.guvnor.rep.desc")); //$NON-NLS-1$
super.addPage(mainConfigPage);
selectResPage = new SelectGuvnorResourcesPage("select_res_page", Messages.getString("select.resources"), //$NON-NLS-1$ //$NON-NLS-2$
Activator.getImageDescriptor(Activator.IMG_GUVREPWIZBAN));
selectResPage.setDescription(Messages.getString("select.resources.desc")); //$NON-NLS-1$
super.addPage(selectResPage);
selectLocalTargetPage = new SelectLocalTargetPage("local_target_page", Messages.getString("select.target.loc"), //$NON-NLS-1$ //$NON-NLS-2$
Activator.getImageDescriptor(Activator.IMG_GUVREPWIZBAN));
selectLocalTargetPage.setDescription(Messages.getString("select.target.loc.desc")); //$NON-NLS-1$
super.addPage(selectLocalTargetPage);
// selectVerPage = new SelectResourceVersionPage("select_version_page", "Select resource versions",
// Activator.getImageDescriptor(Activator.IMG_GUVREPWIZBAN));
// selectVerPage.setDescription("Select the version of the resources to check out");
// super.addPage(selectVerPage);
super.addPages();
}
@Override
public IWizardPage getNextPage(IWizardPage page) {
if (page.getName().equals("select_rep_page")) { //$NON-NLS-1$
if (model.shouldCreateNewRep()) {
return mainConfigPage;
} else {
return selectResPage;
}
}
if (page.getName().equals("config_page")) { //$NON-NLS-1$
return selectResPage;
}
if (page.getName().equals("select_res_page")) { //$NON-NLS-1$
return selectLocalTargetPage;
}
return null;
}
@Override
public boolean performFinish() {
try {
IWebDavClient webdav = WebDavServerCache.getWebDavClient(model.getRepLocation());
// During the course of the wizard, the user had to drill into a Guvnor repository
// to choose resources. Therefore, we should have a cached repository connection
// that is authenticated already. If not, something is really strange.
assert(webdav != null);
for (String oneResource:model.getResources()) {
// Get the metadata properties
ResourceProperties resprops = webdav.queryProperties(oneResource);
if (resprops == null) {
throw new Exception("Null resource properties for " + oneResource); //$NON-NLS-1$
}
String contents = webdav.getResourceContents(oneResource);
IPath targetLocation = new Path(model.getTargetLocation());
IWorkspaceRoot root = Activator.getDefault().getWorkspace().getRoot();
IFile targetFile = root.getFile(
targetLocation.append(
oneResource.substring(oneResource.lastIndexOf('/'))));
if (targetFile.exists()) {
targetFile = resolveNameConflict(targetFile);
}
if (targetFile == null) {
continue;
}
ByteArrayInputStream bis =
new ByteArrayInputStream(contents.getBytes(targetFile.getCharset()));
if (targetFile.exists()) {
targetFile.setContents(bis, true, true, null);
} else {
targetFile.create(bis, true, null);
}
GuvnorMetadataProps mdProps = new GuvnorMetadataProps(targetFile.getName(),
model.getRepLocation(),
oneResource,
resprops.getLastModifiedDate(),
resprops.getRevision());
GuvnorMetadataUtils.setGuvnorMetadataProps(targetFile.getFullPath(), mdProps);
GuvnorMetadataUtils.markCurrentGuvnorResource(targetFile);
}
} catch (Exception e) {
Activator.getDefault().displayError(IStatus.ERROR, e.getMessage(), e, true);
}
return true;
}
public IFile resolveNameConflict(IFile conflictingFile) {
final IWorkspaceRoot root = Activator.getDefault().getWorkspace().getRoot();
final IPath basePath = conflictingFile.getFullPath().removeLastSegments(1);
InputDialog dialog = new InputDialog(super.getShell(),
Messages.getString("name.conflict"), //$NON-NLS-1$
MessageFormat.format(Messages.getString("name.conflict.request"), //$NON-NLS-1$
new Object[] { conflictingFile.getName() }),
Messages.getString("copy.of") + conflictingFile.getName(), //$NON-NLS-1$
new IInputValidator() {
public String isValid(String newText) {
IFile temp = root.getFile(basePath.append(newText));
if (temp == null
|| !temp.exists()) {
return null;
} else {
return MessageFormat.format(Messages.getString("already.exists"), //$NON-NLS-1$
new Object[] { newText });
}
}
});
if (dialog.open() == InputDialog.OK) {
return root.getFile(basePath.append(dialog.getValue()));
} else {
return null;
}
}
public void init(IWorkbench workbench, IStructuredSelection selection) { }
@Override
public boolean canFinish() {
return model.getRepLocation() != null
&& model.getTargetLocation() != null
&& model.getResources() != null;
}
}