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/*****************************************************************************
* Copyright (c) 2009 Ken Gilmer
* 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:
* Ken Gilmer - initial API and implementation
*******************************************************************************/
package org.openembedded.bc.ui.actions;
import java.io.IOException;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.core.runtime.jobs.Job;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.preference.JFacePreferences;
import org.eclipse.jface.resource.JFaceResources;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.widgets.Display;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.IWorkbenchWindowActionDelegate;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.console.MessageConsole;
import org.eclipse.ui.console.MessageConsoleStream;
import org.openembedded.bc.bitbake.BBLanguageHelper;
import org.openembedded.bc.bitbake.BBSession;
import org.openembedded.bc.bitbake.ICommandResponseHandler;
import org.openembedded.bc.ui.Activator;
import org.openembedded.bc.ui.builder.BitbakeCommanderNature;
public abstract class AbstractBitbakeCommandAction implements IWorkbenchWindowActionDelegate {
private class CommandJob extends Job {
public CommandJob() {
super(getJobTitle());
}
@Override
protected IStatus run(IProgressMonitor monitor) {
String cmds[] = getCommands();
return execCommands(cmds, monitor);
}
}
protected IAction action;
protected IFile recipe;
protected BBSession bbs;
private Color commandColor, responseColor, errorColor;
private boolean errorOccurred = false;
public AbstractBitbakeCommandAction() {
commandColor = JFaceResources.getColorRegistry().get(JFacePreferences.ACTIVE_HYPERLINK_COLOR);
responseColor = JFaceResources.getColorRegistry().get(JFacePreferences.HYPERLINK_COLOR);
errorColor = JFaceResources.getColorRegistry().get(JFacePreferences.ERROR_COLOR);
}
private void checkEnabled(IFile file) {
try {
if (file.getFileExtension() == null || !file.getFileExtension().equals(BBLanguageHelper.BITBAKE_RECIPE_FILE_EXTENSION)) {
action.setEnabled(false);
return;
}
IProject project = file.getProject();
if (!(project.hasNature(BitbakeCommanderNature.NATURE_ID))) {
action.setEnabled(false);
return;
}
bbs = Activator.getBBSession(project.getLocationURI().getPath());
if (bbs != null) {
recipe = file;
action.setEnabled(true);
}
} catch (CoreException e) {
action.setEnabled(false);
e.printStackTrace();
} catch (Exception e) {
action.setEnabled(false);
e.printStackTrace();
}
}
public void dispose() {
}
/**
* Execute array of commands with bitbake and put output in console.
*
* @param cmds
* @param monitor
* @return
*/
protected IStatus execCommands(String[] cmds, final IProgressMonitor monitor) {
MessageConsole mc = bbs.getConsole();
final MessageConsoleStream cmd = mc.newMessageStream();
final MessageConsoleStream out = mc.newMessageStream();
final MessageConsoleStream err = mc.newMessageStream();
PlatformUI.getWorkbench().getDisplay().syncExec(new Runnable() {
@Override
public void run() {
cmd.setColor(commandColor);
err.setColor(errorColor);
}
});
try {
for (int i = 0; i < cmds.length; ++i) {
cmd.println(cmds[i]);
monitor.subTask(cmds[i]);
bbs.getShell().execute(cmds[i], new ICommandResponseHandler() {
public void response(String line, boolean isError) {
if (monitor.isCanceled()) {
cmd.println("Interrupting process by user request.");
bbs.getShell().interrupt();
}
if (isError) {
err.println(line);
errorOccurred();
} else if (line.startsWith("ERROR:")) {
err.println(line);
} else {
out.println(line);
}
}
});
}
} catch (IOException e) {
return new Status(IStatus.ERROR, Activator.PLUGIN_ID, e.getMessage(), e);
} finally {
try {
if (errorOccurred) {
cmd.println("At least one error occured while executing this command. Check output for more details.");
}
cmd.close();
out.close();
err.close();
} catch (IOException e) {
e.printStackTrace();
}
}
return Status.OK_STATUS;
}
protected void errorOccurred() {
errorOccurred = true;
}
/**
* Return the command to be executed.
*
* @return
*/
public abstract String[] getCommands();
public Job getJob() {
return new CommandJob();
}
/**
* Return the title of the job.
*
* @return
*/
public abstract String getJobTitle();
public void init(IWorkbenchWindow window) {
}
public void run(IAction action) {
Job job = getJob();
job.schedule();
}
public void selectionChanged(IAction action, ISelection selection) {
this.action = action;
if (selection instanceof IStructuredSelection) {
Object sel = ((IStructuredSelection) selection).getFirstElement();
if (sel instanceof IFile) {
checkEnabled((IFile) sel);
return;
}
}
action.setEnabled(false);
}
/**
* @param path Path to recipe file
* @return The recipe name that bitbake will understand, based on a full path to a recipe file.
*/
protected static String getRecipeFromIFile(IFile path) {
String bbRecipeExtension = ".bb";
if (!path.getName().endsWith(bbRecipeExtension))
throw new RuntimeException("File is not a bitbake recipe: " + path.getName());
//Extract the filename without the extension.
String name = path.getName().substring(0, path.getName().length() - bbRecipeExtension.length());
String [] nvp = name.split("_");
if (nvp.length == 0)
throw new RuntimeException("Unable to parse recipe name from filename: " + name);
//No version information embedded in the filename
if (nvp.length == 1)
return nvp[0];
//Use bitbake's convention for specifying the version with a "-"
if (nvp.length == 2)
return nvp[0] + "-" + nvp[1];
//Unknown format, just return the name
return nvp[0];
}
}
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