ViewMVCRenderCommand.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.configuration.admin.web.internal.portlet.action;

import com.liferay.configuration.admin.web.internal.constants.ConfigurationAdminPortletKeys;
import com.liferay.configuration.admin.web.internal.constants.ConfigurationAdminWebKeys;
import com.liferay.configuration.admin.web.internal.model.ConfigurationModel;
import com.liferay.configuration.admin.web.internal.util.ConfigurationModelIterator;
import com.liferay.configuration.admin.web.internal.util.ConfigurationModelRetriever;
import com.liferay.configuration.admin.web.internal.util.ResourceBundleLoaderProvider;
import com.liferay.portal.kernel.portlet.bridges.mvc.MVCRenderCommand;
import com.liferay.portal.kernel.theme.ThemeDisplay;
import com.liferay.portal.kernel.util.ParamUtil;
import com.liferay.portal.kernel.util.Validator;
import com.liferay.portal.kernel.util.WebKeys;

import java.util.List;
import java.util.Map;
import java.util.Set;

import javax.portlet.RenderRequest;
import javax.portlet.RenderResponse;

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

/**
 * @author Jorge Ferrer
 */
@Component(
	immediate = true,
	property = {
		"javax.portlet.name=" + ConfigurationAdminPortletKeys.SYSTEM_SETTINGS,
		"mvc.command.name=/"
	},
	service = MVCRenderCommand.class
)
public class ViewMVCRenderCommand implements MVCRenderCommand {

	@Override
	public String render(
		RenderRequest renderRequest, RenderResponse renderResponse) {

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

		Map<String, ConfigurationModel> configurationModels =
			_configurationModelRetriever.getConfigurationModels(
				themeDisplay.getLanguageId());

		Map<String, Set<ConfigurationModel>> categorizedConfigurationModels =
			_configurationModelRetriever.categorizeConfigurationModels(
				configurationModels);

		List<String> configurationCategories =
			_configurationModelRetriever.getConfigurationCategories(
				categorizedConfigurationModels);

		renderRequest.setAttribute(
			ConfigurationAdminWebKeys.CONFIGURATION_CATEGORIES,
			configurationCategories);

		String configurationCategory = ParamUtil.getString(
			renderRequest, "configurationCategory");

		if (Validator.isNull(configurationCategory)) {
			configurationCategory = configurationCategories.get(0);
		}

		renderRequest.setAttribute(
			ConfigurationAdminWebKeys.CONFIGURATION_CATEGORY,
			configurationCategory);

		Set<ConfigurationModel> categoryConfigurationModels =
			categorizedConfigurationModels.get(configurationCategory);

		renderRequest.setAttribute(
			ConfigurationAdminWebKeys.CONFIGURATION_MODEL_ITERATOR,
			new ConfigurationModelIterator(categoryConfigurationModels));

		renderRequest.setAttribute(
			ConfigurationAdminWebKeys.RESOURCE_BUNDLE_LOADER_PROVIDER,
			_resourceBundleLoaderProvider);

		return "/view.jsp";
	}

	@Reference
	private ConfigurationModelRetriever _configurationModelRetriever;

	@Reference
	private ResourceBundleLoaderProvider _resourceBundleLoaderProvider;

}