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/*******************************************************************************
* Copyright (c) 2010, 2013 Red Hat, Inc.
* 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:
* Alexander Kurtakov (Red Hat) - initial API and implementation
*******************************************************************************/
package org.eclipse.linuxtools.internal.rpm.ui.editor.hyperlink;
import java.io.IOException;
import java.net.URL;
import java.net.URLConnection;
import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IResource;
import org.eclipse.jface.text.IRegion;
import org.eclipse.jface.text.hyperlink.IHyperlink;
import org.eclipse.linuxtools.rpm.core.IRPMConstants;
import org.eclipse.linuxtools.rpm.core.utils.DownloadJob;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.MessageBox;
public class SourcesFileDownloadHyperlink implements IHyperlink {
private String fileName;
private IFile original;
private IRegion region;
/**
* Creates hyperlink for the following file name, region and file whether
* the file name is found.
*
* @param original
* The file where the reference to this file name is.
* @param fileName
* The name of the file to open.
* @param region
* The hyperlink region.
*/
public SourcesFileDownloadHyperlink(IFile original, String fileName,
IRegion region) {
this.fileName = fileName;
this.original = original;
this.region = region;
}
/**
* @see org.eclipse.jface.text.hyperlink.IHyperlink#getHyperlinkRegion()
*/
@Override
public IRegion getHyperlinkRegion() {
return region;
}
/**
* @see org.eclipse.jface.text.hyperlink.IHyperlink#getHyperlinkText()
*/
@Override
public String getHyperlinkText() {
return NLS.bind(Messages.SourcesFileHyperlink_1, fileName);
}
/**
* @see org.eclipse.jface.text.hyperlink.IHyperlink#getTypeLabel()
*/
@Override
public String getTypeLabel() {
return null;
}
/**
* Tries to open the given file name looking for it in the current directory
* and in ../SOURCES.
*
* @see org.eclipse.jface.text.hyperlink.IHyperlink#open()
*/
@Override
public void open() {
IContainer container = original.getParent();
IResource saveFolder = container.getParent().findMember(
IRPMConstants.SOURCES_FOLDER);
if (saveFolder == null) {
saveFolder = container.findMember(original.getFullPath()
.removeLastSegments(1));
}
if (saveFolder == null) {
saveFolder = container.findMember("/"); //$NON-NLS-1$
}
try {
URL url = new URL(fileName);
URLConnection connection = url.openConnection();
String savedFileName = fileName
.substring(fileName.lastIndexOf('/') + 1);
IFile savedFile = original.getProject().getFile(
saveFolder.getProjectRelativePath().append(savedFileName));
if (savedFile.exists()) {
MessageBox mb = new MessageBox(Display.getCurrent()
.getActiveShell(), SWT.ICON_QUESTION | SWT.OK
| SWT.CANCEL);
mb.setText(Messages.SourcesFileDownloadHyperlink_0);
mb.setMessage(NLS.bind(Messages.SourcesFileDownloadHyperlink_1,
savedFileName));
int rc = mb.open();
if (rc == SWT.OK) {
new DownloadJob(savedFile, connection).schedule();
}
} else {
new DownloadJob(savedFile, connection).schedule();
}
} catch (IOException e) {
MessageBox mb = new MessageBox(Display.getCurrent()
.getActiveShell(), SWT.ICON_WARNING | SWT.OK);
mb.setMessage(Messages.SourcesFileDownloadHyperlink_2);
mb.setText(Messages.SourcesFileDownloadHyperlink_3);
mb.open();
}
}
}
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