IGDisplayPortletDataHandler.java

/**
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library 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 library 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.
 */

package com.liferay.document.library.web.lar;

import com.liferay.document.library.web.constants.DLPortletKeys;
import com.liferay.exportimport.kernel.lar.BasePortletDataHandler;
import com.liferay.exportimport.kernel.lar.DataLevel;
import com.liferay.exportimport.kernel.lar.PortletDataContext;
import com.liferay.exportimport.kernel.lar.PortletDataHandler;
import com.liferay.exportimport.kernel.lar.PortletDataHandlerControl;
import com.liferay.portal.kernel.util.StringPool;
import com.liferay.portal.util.PropsValues;

import javax.portlet.PortletPreferences;

import org.osgi.service.component.annotations.Activate;
import org.osgi.service.component.annotations.Component;

/**
 * @author Raymond Augé
 */
@Component(
	property = {"javax.portlet.name=" + DLPortletKeys.MEDIA_GALLERY_DISPLAY},
	service = PortletDataHandler.class
)
public class IGDisplayPortletDataHandler extends BasePortletDataHandler {

	public static final String SCHEMA_VERSION = "1.0.0";

	@Override
	public String getSchemaVersion() {
		return SCHEMA_VERSION;
	}

	@Activate
	protected void activate() {
		setDataLevel(DataLevel.PORTLET_INSTANCE);
		setDataPortletPreferences("rootFolderId");
		setExportControls(new PortletDataHandlerControl[0]);
		setPublishToLiveByDefault(PropsValues.DL_PUBLISH_TO_LIVE_BY_DEFAULT);
	}

	@Override
	protected PortletPreferences doDeleteData(
			PortletDataContext portletDataContext, String portletId,
			PortletPreferences portletPreferences)
		throws Exception {

		if (portletPreferences == null) {
			return portletPreferences;
		}

		portletPreferences.setValue("enable-comment-ratings", StringPool.BLANK);
		portletPreferences.setValue("fileEntriesPerPage", StringPool.BLANK);
		portletPreferences.setValue("fileEntryColumns", StringPool.BLANK);
		portletPreferences.setValue("folderColumns", StringPool.BLANK);
		portletPreferences.setValue("foldersPerPage", StringPool.BLANK);
		portletPreferences.setValue("rootFolderId", StringPool.BLANK);
		portletPreferences.setValue("showFoldersSearch", StringPool.BLANK);
		portletPreferences.setValue("showSubfolders", StringPool.BLANK);

		return portletPreferences;
	}

}