src/plugins/certmanager/src/com/motorolamobility/studio/android/certmanager/ui/dialogs/CertificateInfoDialog.java

/*
 * Copyright (C) 2012 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.motorolamobility.studio.android.certmanager.ui.dialogs;

import java.security.cert.X509Certificate;

import org.bouncycastle.asn1.x500.RDN;
import org.bouncycastle.asn1.x500.X500Name;
import org.bouncycastle.asn1.x500.style.BCStyle;
import org.bouncycastle.cert.jcajce.JcaX509CertificateHolder;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.PlatformUI;

import com.motorola.studio.android.common.log.StudioLogger;
import com.motorola.studio.android.common.utilities.EclipseUtils;
import com.motorolamobility.studio.android.certmanager.CertificateManagerActivator;
import com.motorolamobility.studio.android.certmanager.i18n.CertificateManagerNLS;
import com.motorolamobility.studio.android.certmanager.ui.composite.KeyPropertiesBlock;
import com.motorolamobility.studio.android.certmanager.ui.model.EntryNode;

/**
 * Dialog to show certificate info.
 */
public class CertificateInfoDialog extends Dialog
{
    private static final String HELP_ID = CertificateManagerActivator.PLUGIN_ID
            + ".certificate_info_dialog"; //$NON-NLS-1$

    final private KeyPropertiesBlock block;

    final private EntryNode entry;

    public CertificateInfoDialog(Shell parentShell, KeyPropertiesBlock blk, EntryNode entry)
    {
        super(parentShell);
        this.block = blk;
        this.entry = entry;
    }

    @Override
    protected Control createContents(Composite parent)
    {
        if (parent instanceof Shell)
        {
            ((Shell) parent).setText(CertificateManagerNLS.CertificateInfoDialog_ShellTitle);
            PlatformUI.getWorkbench().getHelpSystem().setHelp(parent, HELP_ID);
        }
        return super.createContents(parent);
    }

    @Override
    protected void createButtonsForButtonBar(Composite parent)
    {
        createButton(parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL, true);
    }

    @Override
    protected Control createDialogArea(Composite parent)
    {
        Composite newComposite = (Composite) super.createDialogArea(parent);
        X509Certificate cert = null;

        try
        {
            cert = entry.getX509Certificate();

            if (cert != null)
            {
                X500Name x500name = new JcaX509CertificateHolder(cert).getSubject();
                RDN commonName =
                        x500name.getRDNs(BCStyle.CN).length >= 1 ? x500name.getRDNs(BCStyle.CN)[0]
                                : null;
                RDN organization =
                        x500name.getRDNs(BCStyle.O).length >= 1 ? x500name.getRDNs(BCStyle.O)[0]
                                : null;
                RDN organizationUnit =
                        x500name.getRDNs(BCStyle.OU).length >= 1 ? x500name.getRDNs(BCStyle.OU)[0]
                                : null;
                RDN country =
                        x500name.getRDNs(BCStyle.C).length >= 1 ? x500name.getRDNs(BCStyle.C)[0]
                                : null;
                RDN state =
                        x500name.getRDNs(BCStyle.ST).length >= 1 ? x500name.getRDNs(BCStyle.ST)[0]
                                : null;
                RDN locality =
                        x500name.getRDNs(BCStyle.L).length >= 1 ? x500name.getRDNs(BCStyle.L)[0]
                                : null;

                block.createInfoBlock(newComposite, entry.getAlias(), printCertInfo(commonName),
                        printCertInfo(organization), printCertInfo(organizationUnit),
                        printCertInfo(country), printCertInfo(state), printCertInfo(locality),
                        cert.getNotAfter(), cert.getNotBefore());
            }
            else
            {
                //not found Android certificate expected (X509Certificate)
                EclipseUtils
                        .showErrorDialog(
                                CertificateManagerNLS.CertificateInfoDialog_UnknownCertificateKeypairType,
                                CertificateManagerNLS.CertificatePropertiesHandler_ErrorGettingCertificateOrKeypairProperties);
            }
        }
        catch (Exception e)
        {
            EclipseUtils
                    .showErrorDialog(
                            CertificateManagerNLS.CertificatePropertiesHandler_ErrorGettingCertificateOrKeypairProperties,
                            e.getMessage());
            StudioLogger
                    .error(CertificateInfoDialog.class,
                            CertificateManagerNLS.CertificatePropertiesHandler_ErrorGettingCertificateOrKeypairProperties,
                            e);
        }
        return newComposite;
    }

    private String printCertInfo(RDN certItem)
    {
        return certItem != null ? certItem.getFirst().getValue().toString()
                : CertificateManagerNLS.CertificateInfoDialog_NotAvailableProperty;
    }
}