bundles/org.eclipse.ui.workbench/Eclipse UI/org/eclipse/ui/internal/dialogs/BundleSigningTray.java - platform/eclipse.platform.ui - Git at Google

 /*******************************************************************************
  * Copyright (c) 2007 IBM Corporation 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:
  *     IBM Corporation - initial API and implementation
  ******************************************************************************/

 package org.eclipse.ui.internal.dialogs;

 import java.io.IOException;
 import java.text.DateFormat;
 import java.util.ArrayList;
 import java.util.Date;
 import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 import java.util.Properties;
 import java.util.StringTokenizer;
 import java.util.Map.Entry;

 import org.eclipse.core.runtime.IProgressMonitor;
 import org.eclipse.core.runtime.IStatus;
 import org.eclipse.core.runtime.OperationCanceledException;
 import org.eclipse.core.runtime.Status;
 import org.eclipse.core.runtime.jobs.Job;
 import org.eclipse.jface.dialogs.Dialog;
 import org.eclipse.jface.dialogs.DialogTray;
 import org.eclipse.jface.dialogs.TrayDialog;
 import org.eclipse.jface.resource.JFaceResources;
 import org.eclipse.osgi.internal.provisional.verifier.CertificateChain;
 import org.eclipse.osgi.internal.provisional.verifier.CertificateVerifier;
 import org.eclipse.osgi.internal.provisional.verifier.CertificateVerifierFactory;
 import org.eclipse.osgi.util.NLS;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.custom.StyledText;
 import org.eclipse.swt.graphics.Color;
 import org.eclipse.swt.graphics.GC;
 import org.eclipse.swt.graphics.Point;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Control;
 import org.eclipse.swt.widgets.Display;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.swt.widgets.Shell;
 import org.eclipse.swt.widgets.Text;
 import org.eclipse.ui.internal.WorkbenchMessages;
 import org.eclipse.ui.internal.WorkbenchPlugin;
 import org.eclipse.ui.internal.about.AboutBundleData;
 import org.eclipse.ui.statushandling.StatusManager;
 import org.osgi.framework.BundleContext;
 import org.osgi.framework.ServiceReference;

 /**
  * @since 3.3
  *
  */
 public class BundleSigningTray extends DialogTray {


 	private Text date;
 	private StyledText certificate;
 	private AboutBundleData data;
 	private TrayDialog dialog;

 	/**
 	 *
 	 */
 	public BundleSigningTray(TrayDialog dialog) {
 		this.dialog = dialog;
 	}

 	public void setData(AboutBundleData data) {
 		this.data = data;
 		startJobs();
 	}

 	/* (non-Javadoc)
 	 * @see org.eclipse.jface.dialogs.DialogTray#createContents(org.eclipse.swt.widgets.Composite)
 	 */
 	protected Control createContents(Composite parent) {
 		Composite content = new Composite(parent, SWT.NONE);
 		content.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 		GridLayout layout = new GridLayout(2, false);
 		content.setLayout(layout);
 		// date
 		Color backgroundColor = parent.getDisplay().getSystemColor(
 				SWT.COLOR_WIDGET_BACKGROUND);
 		{
 			Label label = new Label(content, SWT.NONE);
 			label.setText(WorkbenchMessages.BundleSigningTray_Signing_Date);
 			GridData data = new GridData(SWT.FILL, SWT.BEGINNING, true, false);
 			date = new Text(content, SWT.READ_ONLY);
 			GC gc = new GC(date);
 			gc.setFont(JFaceResources.getDialogFont());
 			Point size = gc.stringExtent(DateFormat.getDateTimeInstance().format(new Date()));
 			data.widthHint = size.x;
 			gc.dispose();
 			date.setText(WorkbenchMessages.BundleSigningTray_Working);
 			date.setLayoutData(data);
 			date.setBackground(backgroundColor);
 		}
 		// signer
 		{
 			Label label = new Label(content, SWT.NONE);
 			label.setText(WorkbenchMessages.BundleSigningTray_Signing_Certificate);
 			GridData data = new GridData(SWT.BEGINNING, SWT.BEGINNING, true, false);
 			data.horizontalSpan = 2;
 			data = new GridData(SWT.FILL, SWT.FILL, true, true);
 			data.horizontalSpan = 2;
 			certificate = new StyledText(content, SWT.READ_ONLY | SWT.MULTI | SWT.WRAP);
 			certificate.setText(WorkbenchMessages.BundleSigningTray_Working);
 			certificate.setLayoutData(data);
 		}

 		// problems
 //		{
 //			Label label = new Label(content, SWT.NONE);
 //			label.setText("Problems:"); //$NON-NLS-1$
 //
 //		}
 		Dialog.applyDialogFont(content);

 		startJobs(); // start the jobs that will prime the content

 		return content;
 	}

 	/**
 	 *
 	 */
 	private void startJobs() {
 		if (!isOpen())
 			return;
 		certificate.setText(WorkbenchMessages.BundleSigningTray_Working);
 		date.setText(WorkbenchMessages.BundleSigningTray_Working);
 		final BundleContext bundleContext = WorkbenchPlugin.getDefault()
 				.getBundleContext();
 		final ServiceReference certRef = bundleContext
 				.getServiceReference(CertificateVerifierFactory.class.getName());
 		if (certRef == null) {
 			StatusManager.getManager().handle(
 					new Status(IStatus.WARNING, WorkbenchPlugin.PI_WORKBENCH,
 							WorkbenchMessages.BundleSigningTray_Cant_Find_Service),
 					StatusManager.LOG);
 			return;
 		}

 		final CertificateVerifierFactory certFactory = (CertificateVerifierFactory) bundleContext
 				.getService(certRef);
 		if (certFactory == null) {
 			StatusManager.getManager().handle(
 					new Status(IStatus.WARNING, WorkbenchPlugin.PI_WORKBENCH,
 							WorkbenchMessages.BundleSigningTray_Cant_Find_Service),
 					StatusManager.LOG);
 			return;
 		}

 		final AboutBundleData myData = data;
 		final Job signerJob = new Job(NLS.bind(WorkbenchMessages.BundleSigningTray_Determine_Signer_For, myData.getId())) {

 			protected IStatus run(IProgressMonitor monitor) {
 				try {
 					if (myData != data)
 						return Status.OK_STATUS;
 					CertificateVerifier verifier = certFactory.getVerifier(myData
 							.getBundle());
 					if (myData != data)
 						return Status.OK_STATUS;
 					CertificateChain[] chains = verifier.getChains();
 					final String signerText, dateText;
 					final Shell dialogShell = dialog.getShell();
 					if (!isOpen() && BundleSigningTray.this.data == myData)
 						return Status.OK_STATUS;

 					if (chains.length == 0) {
 						signerText = WorkbenchMessages.BundleSigningTray_Unsigned;
 						dateText = WorkbenchMessages.BundleSigningTray_Unsigned;
 					} else {
 						Properties [] certs = parseCerts(chains[0].getChain());
 						if (certs.length == 0)
 							signerText = WorkbenchMessages.BundleSigningTray_Unknown;
 						else {
 							StringBuffer buffer = new StringBuffer();
 							for (Iterator i = certs[0].entrySet().iterator(); i.hasNext(); ) {
 								Map.Entry entry = (Entry) i.next();
 								buffer.append(entry.getKey());
 								buffer.append('=');
 								buffer.append(entry.getValue());
 								if (i.hasNext())
 									buffer.append('\n');
 							}
 							signerText = buffer.toString();
 						}

 						Date signDate = chains[0].getSigningTime();
 						if (signDate != null)
 							dateText = DateFormat.getDateTimeInstance().format(
 									signDate);
 						else
 							dateText = WorkbenchMessages.BundleSigningTray_Unknown;
 					}

 					Display display = dialogShell.getDisplay();
 					display.asyncExec(new Runnable() {

 						public void run() {
 							// check to see if the tray is still visible and if we're still looking at the same item
 							if (!isOpen() && BundleSigningTray.this.data != myData)
 								return;
 							certificate.setText(signerText);
 							date.setText(dateText);
 						}
 					});

 				} catch (IOException e) {
 					return new Status(IStatus.ERROR,
 							WorkbenchPlugin.PI_WORKBENCH, e.getMessage(), e);
 				}
 				return Status.OK_STATUS;
 			}
 		};
 		signerJob.setSystem(true);
 		signerJob.belongsTo(signerJob);
 		signerJob.schedule();

 		Job cleanup = new Job(WorkbenchMessages.BundleSigningTray_Unget_Signing_Service) {

 			protected IStatus run(IProgressMonitor monitor) {
 				try {
 					getJobManager().join(signerJob, monitor);
 				} catch (OperationCanceledException e) {
 				} catch (InterruptedException e) {
 				}
 				bundleContext.ungetService(certRef);
 				return Status.OK_STATUS;
 			}
 		};
 		cleanup.setSystem(true);
 		cleanup.schedule();

 	}

 	/**
 	 *
 	 */
 	private boolean isOpen() {
 		return certificate != null && !certificate.isDisposed();
 	}

 	private Properties[] parseCerts(String certString) {
 		List certs = new ArrayList();
 		StringTokenizer toker = new StringTokenizer(certString, ";"); //$NON-NLS-1$

 		while (toker.hasMoreTokens()) {
 			Map cert = parseCert(toker.nextToken());
 			if (cert != null)
 				certs.add(cert);
 		}
 		return (Properties []) certs.toArray(new Properties[certs.size()]);


 	}

 	/**
 	 * @param certString
 	 * @return
 	 */
 	private Properties parseCert(String certString) {
 		StringTokenizer toker = new StringTokenizer(certString, ","); //$NON-NLS-1$
 		Properties cert = new Properties();
 		while (toker.hasMoreTokens()) {
 			String pair = toker.nextToken();
 			int idx = pair.indexOf('=');
 			if (idx > 0 && idx < pair.length() - 2) {
 				String key = pair.substring(0, idx).trim();
 				String value = pair.substring(idx + 1).trim();
 				if (value.length() > 2) {
 					if (value.charAt(0) == '\"')
 						value = value.substring(1);

 					if (value.charAt(value.length() - 1) == '\"')
 						value = value.substring(0, value.length() - 1);
 				}
 				cert.setProperty(key, value);
 			}
 		}
 		return cert;
 	}

 }
	/*******************************************************************************
	* Copyright (c) 2007 IBM Corporation 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:
	* IBM Corporation - initial API and implementation
	******************************************************************************/

	package org.eclipse.ui.internal.dialogs;

	import java.io.IOException;
	import java.text.DateFormat;
	import java.util.ArrayList;
	import java.util.Date;
	import java.util.Iterator;
	import java.util.List;
	import java.util.Map;
	import java.util.Properties;
	import java.util.StringTokenizer;
	import java.util.Map.Entry;

	import org.eclipse.core.runtime.IProgressMonitor;
	import org.eclipse.core.runtime.IStatus;
	import org.eclipse.core.runtime.OperationCanceledException;
	import org.eclipse.core.runtime.Status;
	import org.eclipse.core.runtime.jobs.Job;
	import org.eclipse.jface.dialogs.Dialog;
	import org.eclipse.jface.dialogs.DialogTray;
	import org.eclipse.jface.dialogs.TrayDialog;
	import org.eclipse.jface.resource.JFaceResources;
	import org.eclipse.osgi.internal.provisional.verifier.CertificateChain;
	import org.eclipse.osgi.internal.provisional.verifier.CertificateVerifier;
	import org.eclipse.osgi.internal.provisional.verifier.CertificateVerifierFactory;
	import org.eclipse.osgi.util.NLS;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.custom.StyledText;
	import org.eclipse.swt.graphics.Color;
	import org.eclipse.swt.graphics.GC;
	import org.eclipse.swt.graphics.Point;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Control;
	import org.eclipse.swt.widgets.Display;
	import org.eclipse.swt.widgets.Label;
	import org.eclipse.swt.widgets.Shell;
	import org.eclipse.swt.widgets.Text;
	import org.eclipse.ui.internal.WorkbenchMessages;
	import org.eclipse.ui.internal.WorkbenchPlugin;
	import org.eclipse.ui.internal.about.AboutBundleData;
	import org.eclipse.ui.statushandling.StatusManager;
	import org.osgi.framework.BundleContext;
	import org.osgi.framework.ServiceReference;

	/**
	* @since 3.3
	*
	*/
	public class BundleSigningTray extends DialogTray {


	private Text date;
	private StyledText certificate;
	private AboutBundleData data;
	private TrayDialog dialog;

	/**
	*
	*/
	public BundleSigningTray(TrayDialog dialog) {
	this.dialog = dialog;
	}

	public void setData(AboutBundleData data) {
	this.data = data;
	startJobs();
	}

	/* (non-Javadoc)
	* @see org.eclipse.jface.dialogs.DialogTray#createContents(org.eclipse.swt.widgets.Composite)
	*/
	protected Control createContents(Composite parent) {
	Composite content = new Composite(parent, SWT.NONE);
	content.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
	GridLayout layout = new GridLayout(2, false);
	content.setLayout(layout);
	// date
	Color backgroundColor = parent.getDisplay().getSystemColor(
	SWT.COLOR_WIDGET_BACKGROUND);
	{
	Label label = new Label(content, SWT.NONE);
	label.setText(WorkbenchMessages.BundleSigningTray_Signing_Date);
	GridData data = new GridData(SWT.FILL, SWT.BEGINNING, true, false);
	date = new Text(content, SWT.READ_ONLY);
	GC gc = new GC(date);
	gc.setFont(JFaceResources.getDialogFont());
	Point size = gc.stringExtent(DateFormat.getDateTimeInstance().format(new Date()));
	data.widthHint = size.x;
	gc.dispose();
	date.setText(WorkbenchMessages.BundleSigningTray_Working);
	date.setLayoutData(data);
	date.setBackground(backgroundColor);
	}
	// signer
	{
	Label label = new Label(content, SWT.NONE);
	label.setText(WorkbenchMessages.BundleSigningTray_Signing_Certificate);
	GridData data = new GridData(SWT.BEGINNING, SWT.BEGINNING, true, false);
	data.horizontalSpan = 2;
	data = new GridData(SWT.FILL, SWT.FILL, true, true);
	data.horizontalSpan = 2;
	certificate = new StyledText(content, SWT.READ_ONLY \| SWT.MULTI \| SWT.WRAP);
	certificate.setText(WorkbenchMessages.BundleSigningTray_Working);
	certificate.setLayoutData(data);
	}

	// problems
	// {
	// Label label = new Label(content, SWT.NONE);
	// label.setText("Problems:"); //$NON-NLS-1$
	//
	// }
	Dialog.applyDialogFont(content);

	startJobs(); // start the jobs that will prime the content

	return content;
	}

	/**
	*
	*/
	private void startJobs() {
	if (!isOpen())
	return;
	certificate.setText(WorkbenchMessages.BundleSigningTray_Working);
	date.setText(WorkbenchMessages.BundleSigningTray_Working);
	final BundleContext bundleContext = WorkbenchPlugin.getDefault()
	.getBundleContext();
	final ServiceReference certRef = bundleContext
	.getServiceReference(CertificateVerifierFactory.class.getName());
	if (certRef == null) {
	StatusManager.getManager().handle(
	new Status(IStatus.WARNING, WorkbenchPlugin.PI_WORKBENCH,
	WorkbenchMessages.BundleSigningTray_Cant_Find_Service),
	StatusManager.LOG);
	return;
	}

	final CertificateVerifierFactory certFactory = (CertificateVerifierFactory) bundleContext
	.getService(certRef);
	if (certFactory == null) {
	StatusManager.getManager().handle(
	new Status(IStatus.WARNING, WorkbenchPlugin.PI_WORKBENCH,
	WorkbenchMessages.BundleSigningTray_Cant_Find_Service),
	StatusManager.LOG);
	return;
	}

	final AboutBundleData myData = data;
	final Job signerJob = new Job(NLS.bind(WorkbenchMessages.BundleSigningTray_Determine_Signer_For, myData.getId())) {

	protected IStatus run(IProgressMonitor monitor) {
	try {
	if (myData != data)
	return Status.OK_STATUS;
	CertificateVerifier verifier = certFactory.getVerifier(myData
	.getBundle());
	if (myData != data)
	return Status.OK_STATUS;
	CertificateChain[] chains = verifier.getChains();
	final String signerText, dateText;
	final Shell dialogShell = dialog.getShell();
	if (!isOpen() && BundleSigningTray.this.data == myData)
	return Status.OK_STATUS;

	if (chains.length == 0) {
	signerText = WorkbenchMessages.BundleSigningTray_Unsigned;
	dateText = WorkbenchMessages.BundleSigningTray_Unsigned;
	} else {
	Properties [] certs = parseCerts(chains[0].getChain());
	if (certs.length == 0)
	signerText = WorkbenchMessages.BundleSigningTray_Unknown;
	else {
	StringBuffer buffer = new StringBuffer();
	for (Iterator i = certs[0].entrySet().iterator(); i.hasNext(); ) {
	Map.Entry entry = (Entry) i.next();
	buffer.append(entry.getKey());
	buffer.append('=');
	buffer.append(entry.getValue());
	if (i.hasNext())
	buffer.append('\n');
	}
	signerText = buffer.toString();
	}

	Date signDate = chains[0].getSigningTime();
	if (signDate != null)
	dateText = DateFormat.getDateTimeInstance().format(
	signDate);
	else
	dateText = WorkbenchMessages.BundleSigningTray_Unknown;
	}

	Display display = dialogShell.getDisplay();
	display.asyncExec(new Runnable() {

	public void run() {
	// check to see if the tray is still visible and if we're still looking at the same item
	if (!isOpen() && BundleSigningTray.this.data != myData)
	return;
	certificate.setText(signerText);
	date.setText(dateText);
	}
	});

	} catch (IOException e) {
	return new Status(IStatus.ERROR,
	WorkbenchPlugin.PI_WORKBENCH, e.getMessage(), e);
	}
	return Status.OK_STATUS;
	}
	};
	signerJob.setSystem(true);
	signerJob.belongsTo(signerJob);
	signerJob.schedule();

	Job cleanup = new Job(WorkbenchMessages.BundleSigningTray_Unget_Signing_Service) {

	protected IStatus run(IProgressMonitor monitor) {
	try {
	getJobManager().join(signerJob, monitor);
	} catch (OperationCanceledException e) {
	} catch (InterruptedException e) {
	}
	bundleContext.ungetService(certRef);
	return Status.OK_STATUS;
	}
	};
	cleanup.setSystem(true);
	cleanup.schedule();

	}

	/**
	*
	*/
	private boolean isOpen() {
	return certificate != null && !certificate.isDisposed();
	}

	private Properties[] parseCerts(String certString) {
	List certs = new ArrayList();
	StringTokenizer toker = new StringTokenizer(certString, ";"); //$NON-NLS-1$

	while (toker.hasMoreTokens()) {
	Map cert = parseCert(toker.nextToken());
	if (cert != null)
	certs.add(cert);
	}
	return (Properties []) certs.toArray(new Properties[certs.size()]);


	}

	/**
	* @param certString
	* @return
	*/
	private Properties parseCert(String certString) {
	StringTokenizer toker = new StringTokenizer(certString, ","); //$NON-NLS-1$
	Properties cert = new Properties();
	while (toker.hasMoreTokens()) {
	String pair = toker.nextToken();
	int idx = pair.indexOf('=');
	if (idx > 0 && idx < pair.length() - 2) {
	String key = pair.substring(0, idx).trim();
	String value = pair.substring(idx + 1).trim();
	if (value.length() > 2) {
	if (value.charAt(0) == '\"')
	value = value.substring(1);

	if (value.charAt(value.length() - 1) == '\"')
	value = value.substring(0, value.length() - 1);
	}
	cert.setProperty(key, value);
	}
	}
	return cert;
	}

	}