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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.blogs.web.internal.display.context;

import com.liferay.blogs.web.configuration.BlogsPortletInstanceConfiguration;
import com.liferay.portal.kernel.theme.ThemeDisplay;
import com.liferay.portal.kernel.util.WebKeys;

import javax.servlet.http.HttpServletRequest;

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

	public BlogsPortletInstanceSettingsHelper(
		HttpServletRequest request,
		BlogsPortletInstanceConfiguration blogsPortletInstanceConfiguration) {

		_request = request;
		_blogsPortletInstanceConfiguration = blogsPortletInstanceConfiguration;
	}

	public long getDisplayStyleGroupId() {
		if (_displayStyleGroupId != 0) {
			return _displayStyleGroupId;
		}

		_displayStyleGroupId =
			_blogsPortletInstanceConfiguration.displayStyleGroupId();

		if (_displayStyleGroupId <= 0) {
			ThemeDisplay themeDisplay = (ThemeDisplay)_request.getAttribute(
				WebKeys.THEME_DISPLAY);

			_displayStyleGroupId = themeDisplay.getScopeGroupId();
		}

		return _displayStyleGroupId;
	}

	private final BlogsPortletInstanceConfiguration
		_blogsPortletInstanceConfiguration;
	private long _displayStyleGroupId;
	private final HttpServletRequest _request;

}