com.aptana.syncing.ui.wizards.ExportConnectionsWizard.java Source code

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Here is the source code for com.aptana.syncing.ui.wizards.ExportConnectionsWizard.java

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/**
 * Aptana Studio
 * Copyright (c) 2005-2011 by Appcelerator, Inc. All Rights Reserved.
 * Licensed under the terms of the GNU Public License (GPL) v3 (with exceptions).
 * Please see the license.html included with this distribution for details.
 * Any modifications to this file must keep this entire header intact.
 */
package com.aptana.syncing.ui.wizards;

import java.io.File;
import java.text.MessageFormat;

import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.preferences.IEclipsePreferences;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.wizard.Wizard;
import org.eclipse.ui.IExportWizard;
import org.eclipse.ui.IWorkbench;
import org.osgi.service.prefs.BackingStoreException;

import com.aptana.core.logging.IdeLog;
import com.aptana.core.util.EclipseUtil;
import com.aptana.ide.core.io.CoreIOPlugin;
import com.aptana.ide.syncing.ui.SyncingUIPlugin;
import com.aptana.ide.syncing.ui.preferences.IPreferenceConstants;

/**
 * @author Michael Xia (mxia@appcelerator.com)
 */
public class ExportConnectionsWizard extends Wizard implements IExportWizard {

    private ExportConnectionsPage mainPage;

    public void init(IWorkbench workbench, IStructuredSelection selection) {
    }

    @Override
    public void addPages() {
        addPage(mainPage = new ExportConnectionsPage());
    }

    @Override
    public boolean performFinish() {
        IPath path = mainPage.getLocation();
        boolean isOverwriting = mainPage.isOverwritingExistingFile();

        // saves the preferences
        IEclipsePreferences prefs = EclipseUtil.instanceScope().getNode(SyncingUIPlugin.PLUGIN_ID);
        prefs.put(IPreferenceConstants.EXPORT_INITIAL_PATH, path.toOSString());
        prefs.putBoolean(IPreferenceConstants.EXPORT_OVEWRITE_FILE_WITHOUT_WARNING, isOverwriting);
        try {
            prefs.flush();
        } catch (BackingStoreException e) {
            IdeLog.logError(SyncingUIPlugin.getDefault(), Messages.ExportConnectionsWizard_ERR_FailSaveExportPrefs,
                    e);
        }

        File file = path.toFile();
        if (file.exists()) {
            if (!isOverwriting) {
                if (!MessageDialog.openConfirm(getShell(), Messages.ExportConnectionsWizard_Overwrite_Title,
                        MessageFormat.format(Messages.ExportConnectionsWizard_Overwrite_Message,
                                file.getAbsolutePath()))) {
                    return false;
                }
            }
            if (!file.canWrite()) {
                MessageDialog.openError(getShell(), Messages.ExportConnectionsWizard_Error_Title, MessageFormat
                        .format(Messages.ExportConnectionsWizard_Error_Message, file.getAbsolutePath()));
                return false;
            }
        }
        CoreIOPlugin.getConnectionPointManager().saveState(path);

        return true;
    }
}