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/*******************************************************************************
* Copyright (c) 2008, 2013 Alexander Kurtakov, Neil Guzman.
* 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 - initial API and implementation
* Neil Guzman - RPM download sources implementation
*******************************************************************************/
package org.eclipse.linuxtools.internal.rpm.ui.editor.actions;
import java.io.IOException;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.List;
import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.Path;
import org.eclipse.core.runtime.jobs.Job;
import org.eclipse.linuxtools.internal.rpm.ui.editor.RPMHandlerUtils;
import org.eclipse.linuxtools.internal.rpm.ui.editor.SpecfileLog;
import org.eclipse.linuxtools.internal.rpm.ui.editor.UiUtils;
import org.eclipse.linuxtools.internal.rpm.ui.editor.parser.SpecfileSource;
import org.eclipse.linuxtools.rpm.core.RPMProject;
import org.eclipse.linuxtools.rpm.core.utils.DownloadJob;
import org.eclipse.linuxtools.rpm.ui.editor.parser.Specfile;
import org.eclipse.linuxtools.rpm.ui.editor.parser.SpecfileParser;
import org.eclipse.linuxtools.rpm.ui.editor.utils.RPMUtils;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.handlers.HandlerUtil;
public class SpecfileEditorDownloadSourcesActionDelegate extends AbstractHandler {
public Object execute(ExecutionEvent event) throws ExecutionException {
final Shell shell = HandlerUtil.getActiveShellChecked(event);
final SpecfileParser specparser = new SpecfileParser();
final IResource resource = RPMHandlerUtils.getResource(event);
final RPMProject rpj = RPMHandlerUtils.getRPMProject(resource);
final IFile workFile = (IFile) rpj.getSpecFile();
final Specfile specfile = specparser.parse(workFile);
// retrieve source(s) from specfile
final List<SpecfileSource> sourceURLList = specfile != null ? (List<SpecfileSource>) specfile
.getSources() : null;
// go through each source, resolve the defines, and then download the file
// currently stops immediately once an invalid source URL is encountered
for (final SpecfileSource sourceurls : sourceURLList) {
try {
String rawURL = sourceurls.getFileName().toString();
String resolvedURL = UiUtils.resolveDefines(specfile, rawURL.toString());
URL url = null;
try {
url = new URL(resolvedURL);
} catch(MalformedURLException e) {
SpecfileLog.logError(Messages.DownloadSources_malformedURL + resolvedURL, e);
RPMUtils.showErrorDialog(shell, "Error", //$NON-NLS-1$
Messages.DownloadSources_malformedURL + resolvedURL);
return null;
}
HttpURLConnection connection = (HttpURLConnection) url.openConnection();
if (connection.getResponseCode() != HttpURLConnection.HTTP_NOT_FOUND) {
// grab the name of the file from the URL
int offset = url.toString().lastIndexOf("/"); //$NON-NLS-1$
String filename = url.toString().substring(offset + 1);
// create the path to the "to be downloaded" file
IFile file = rpj.getConfiguration().getSourcesFolder().getFile(new Path(filename));
Job downloadJob = new DownloadJob(file, connection);
downloadJob.setUser(true);
downloadJob.schedule();
}
} catch (IOException e) {
SpecfileLog.logError(Messages.DownloadSources_cannotConnectToURL, e);
RPMUtils.showErrorDialog(shell, "Error", //$NON-NLS-1$
Messages.DownloadSources_cannotConnectToURL);
return null;
}
}
return null;
}
}
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