/*******************************************************************************
* Copyright (c) 2012 Tomasz Zarna 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:
* Tomasz Zarna <Tomasz.Zarna@pl.ibm.com> - initial implementation
*******************************************************************************/
package org.eclipse.egit.ui.internal.importing;
import java.net.URI;
import org.eclipse.egit.core.internal.GitURI;
import org.eclipse.egit.ui.internal.SWTUtils;
import org.eclipse.egit.ui.internal.UIText;
import org.eclipse.jface.dialogs.IDialogSettings;
import org.eclipse.jface.viewers.ArrayContentProvider;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.StyledCellLabelProvider;
import org.eclipse.jface.viewers.StyledString;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.jface.viewers.ViewerCell;
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.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Table;
import org.eclipse.team.core.ScmUrlImportDescription;
import org.eclipse.team.ui.IScmUrlImportWizardPage;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.ide.IDE;
/**
* Wizard page that allows the user to import repositories with SCM URLs.
*/
public class GitScmUrlImportWizardPage extends WizardPage implements
IScmUrlImportWizardPage {
private ScmUrlImportDescription[] descriptions;
private Label counterLabel;
private TableViewer bundlesViewer;
private Button useMaster;
private static final String GIT_PAGE_USE_MASTER = "org.eclipse.team.egit.ui.import.page.master"; //$NON-NLS-1$
static class GitLabelProvider extends StyledCellLabelProvider implements ILabelProvider {
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.ILabelProvider#getImage(java.lang.Object)
*/
public Image getImage(Object element) {
return PlatformUI.getWorkbench().getSharedImages().getImage(IDE.SharedImages.IMG_OBJ_PROJECT);
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.ILabelProvider#getText(java.lang.Object)
*/
public String getText(Object element) {
return getStyledText(element).getString();
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.StyledCellLabelProvider#update(org.eclipse.jface.viewers.ViewerCell)
*/
public void update(ViewerCell cell) {
StyledString string = getStyledText(cell.getElement());
cell.setText(string.getString());
cell.setStyleRanges(string.getStyleRanges());
cell.setImage(getImage(cell.getElement()));
super.update(cell);
}
private StyledString getStyledText(Object element) {
StyledString styledString = new StyledString();
if (element instanceof ScmUrlImportDescription) {
ScmUrlImportDescription description = (ScmUrlImportDescription) element;
String project = description.getProject();
URI scmUrl = description.getUri();
String version = getTag(scmUrl);
String host = getServer(scmUrl);
styledString.append(project);
if (version != null) {
styledString.append(' ');
styledString.append(version, StyledString.DECORATIONS_STYLER);
}
styledString.append(' ');
styledString.append('[', StyledString.DECORATIONS_STYLER);
styledString.append(host, StyledString.DECORATIONS_STYLER);
styledString.append(']', StyledString.DECORATIONS_STYLER);
return styledString;
}
styledString.append(element.toString());
return styledString;
}
}
/**
* Constructs the page.
*/
public GitScmUrlImportWizardPage() {
super("git", UIText.GitScmUrlImportWizardPage_title, null); //$NON-NLS-1$
setDescription(UIText.GitScmUrlImportWizardPage_description);
}
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite)
*/
public void createControl(Composite parent) {
Composite comp = SWTUtils.createHVFillComposite(parent, SWTUtils.MARGINS_NONE, 1);
Composite group = SWTUtils.createHFillComposite(comp, SWTUtils.MARGINS_NONE, 1);
Button versions = SWTUtils.createRadioButton(group,
UIText.GitScmUrlImportWizardPage_importVersion);
useMaster = SWTUtils.createRadioButton(group,
UIText.GitScmUrlImportWizardPage_importMaster);
SelectionListener listener = new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
bundlesViewer.refresh(true);
}
};
versions.addSelectionListener(listener);
useMaster.addSelectionListener(listener);
Table table = new Table(comp, SWT.BORDER | SWT.MULTI | SWT.V_SCROLL);
GridData gd = new GridData(GridData.FILL_BOTH);
gd.heightHint = 200;
gd.widthHint = 225;
table.setLayoutData(gd);
bundlesViewer = new TableViewer(table);
bundlesViewer.setLabelProvider(new GitLabelProvider());
bundlesViewer.setContentProvider(new ArrayContentProvider());
bundlesViewer.setComparator(new ViewerComparator());
counterLabel = new Label(comp, SWT.NONE);
counterLabel.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
setControl(comp);
setPageComplete(true);
// Initialize versions versus master
IDialogSettings settings = getWizard().getDialogSettings();
boolean useMasterSetting = settings != null
&& settings.getBoolean(GIT_PAGE_USE_MASTER);
useMaster.setSelection(useMasterSetting);
versions.setSelection(!useMasterSetting);
if (descriptions != null) {
bundlesViewer.setInput(descriptions);
updateCount();
}
}
public boolean finish() {
boolean head = false;
if (getControl() != null) {
head = useMaster.getSelection();
// store settings
IDialogSettings settings = getWizard().getDialogSettings();
if (settings != null)
settings.put(GIT_PAGE_USE_MASTER, head);
} else {
// use whatever was used last time
IDialogSettings settings = getWizard().getDialogSettings();
if (settings != null)
head = settings.getBoolean(GIT_PAGE_USE_MASTER);
}
if (head && descriptions != null)
// modify tags on bundle import descriptions
for (int i = 0; i < descriptions.length; i++) {
URI scmUri = descriptions[i].getUri();
descriptions[i].setUrl(removeTag(scmUri));
}
return true;
}
/* (non-Javadoc)
* @see org.eclipse.team.ui.IScmUrlImportWizardPage#getSelection()
*/
public ScmUrlImportDescription[] getSelection() {
return descriptions;
}
public void setSelection(ScmUrlImportDescription[] descriptions) {
this.descriptions = descriptions;
// fill viewer
if (bundlesViewer != null) {
bundlesViewer.setInput(descriptions);
updateCount();
}
}
/**
* Updates the count of bundles that will be imported
*/
private void updateCount() {
counterLabel.setText(NLS.bind(UIText.GitScmUrlImportWizardPage_counter,
Integer.valueOf(descriptions.length)));
counterLabel.getParent().layout();
}
private static String getTag(URI scmUri) {
GitURI gitURI = new GitURI(scmUri);
return gitURI.getTag();
}
/**
* Remove tag attributes from the given URI reference. Results in the URI
* pointing to HEAD.
*
* @param scmUri
* a SCM URI reference to modify
* @return Returns the content of the stripped URI as a string.
*/
private static String removeTag(URI scmUri) {
StringBuffer sb = new StringBuffer();
sb.append(scmUri.getScheme()).append(':');
String ssp = scmUri.getSchemeSpecificPart();
int j = ssp.indexOf(';');
if (j != -1) {
sb.append(ssp.substring(0, j));
String[] params = ssp.substring(j).split(";"); //$NON-NLS-1$
for (int k = 0; k < params.length; k++)
// PDE way of providing tags
if (params[k].startsWith("tag=")) { //$NON-NLS-1$
// ignore
} else if (params[k].startsWith("version=")) { //$NON-NLS-1$
// ignore
} else if (params[k]!=null && !params[k].equals("")) //$NON-NLS-1$
sb.append(";").append(params[k]); //$NON-NLS-1$
} else
sb.append(ssp);
return sb.toString();
}
private static String getServer(URI scmUri) {
GitURI gitURI = new GitURI(scmUri);
return gitURI.getRepository().toString();
}
}