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Liferay Message Boards Service

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/**
 * 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.message.boards.internal.util;

import com.liferay.message.boards.constants.MBCategoryConstants;
import com.liferay.message.boards.model.MBCategory;
import com.liferay.message.boards.service.MBCategoryLocalServiceUtil;
import com.liferay.petra.string.StringBundler;
import com.liferay.petra.string.StringPool;
import com.liferay.portal.kernel.exception.PortalException;
import com.liferay.portal.kernel.theme.ThemeDisplay;
import com.liferay.portal.kernel.util.WebKeys;

import java.util.Collections;
import java.util.List;

import javax.portlet.PortletRequest;

/**
 * @author Sergio González
 */
public class MBTrashUtil {

	public static String getAbsolutePath(
			PortletRequest portletRequest, long mbCategoryId)
		throws PortalException {

		ThemeDisplay themeDisplay = (ThemeDisplay)portletRequest.getAttribute(
			WebKeys.THEME_DISPLAY);

		if (mbCategoryId == MBCategoryConstants.DEFAULT_PARENT_CATEGORY_ID) {
			return themeDisplay.translate("home");
		}

		MBCategory mbCategory = MBCategoryLocalServiceUtil.fetchMBCategory(
			mbCategoryId);

		List categories = mbCategory.getAncestors();

		Collections.reverse(categories);

		StringBundler sb = new StringBundler((categories.size() * 3) + 5);

		sb.append(themeDisplay.translate("home"));
		sb.append(StringPool.SPACE);

		for (MBCategory curCategory : categories) {
			sb.append(StringPool.RAQUO_CHAR);
			sb.append(StringPool.SPACE);
			sb.append(curCategory.getName());
		}

		sb.append(StringPool.RAQUO_CHAR);
		sb.append(StringPool.SPACE);
		sb.append(mbCategory.getName());

		return sb.toString();
	}

}