taverna-workbench-credential-manager-ui/src/main/java/net/sf/taverna/t2/workbench/ui/credentialmanager/ConfirmTrustedCertificateUI.java

/*******************************************************************************
 * Copyright (C) 2007 The University of Manchester
 *
 *  Modifications to the initial code base are copyright of their
 *  respective authors, or their employers as appropriate.
 *
 *  This program is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public License
 *  as published by the Free Software Foundation; either version 2.1 of
 *  the License, or (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful, but
 *  WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 ******************************************************************************/
package net.sf.taverna.t2.workbench.ui.credentialmanager;

import static javax.swing.JOptionPane.INFORMATION_MESSAGE;
import static javax.swing.JOptionPane.showMessageDialog;

import java.awt.Frame;
import java.security.cert.X509Certificate;

import net.sf.taverna.t2.security.credentialmanager.DistinguishedNameParser;
import net.sf.taverna.t2.security.credentialmanager.TrustConfirmationProvider;

import org.apache.log4j.Logger;

/**
 * @author Stian Soiland-Reyes
 */
public class ConfirmTrustedCertificateUI implements TrustConfirmationProvider {
	private static Logger logger = Logger
			.getLogger(ConfirmTrustedCertificateUI.class);

	private DistinguishedNameParser dnParser;

	@Override
	public Boolean shouldTrustCertificate(X509Certificate[] chain) {
		boolean trustConfirm = false;
		logger.info("Asking the user if they want to trust a certificate.");
		// Ask user if they want to trust this service
		ConfirmTrustedCertificateDialog confirmCertTrustDialog = new ConfirmTrustedCertificateDialog(
				(Frame) null, "Untrusted HTTPS connection", true,
				(X509Certificate) chain[0], dnParser);
		confirmCertTrustDialog.setLocationRelativeTo(null);
		confirmCertTrustDialog.setVisible(true);
		trustConfirm = confirmCertTrustDialog.shouldTrust();
//		trustConfirm.setShouldSave(confirmCertTrustDialog.shouldSave());
		if (!confirmCertTrustDialog.shouldTrust())
			showMessageDialog(
					null,
					"As you refused to trust this host, you will not be able to use its services from a workflow.",
					"Untrusted HTTPS connection", INFORMATION_MESSAGE);

		return trustConfirm;
	}

	/**
	 * @param dnParser
	 *            the dnParser to set
	 */
	public void setDistinguishedNameParser(DistinguishedNameParser dnParser) {
		this.dnParser = dnParser;
	}
}