Java tutorial
/** * 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.exportimport.web.internal.portlet.action; import com.liferay.portal.kernel.backgroundtask.BackgroundTaskConstants; import com.liferay.portal.kernel.backgroundtask.BackgroundTaskManagerUtil; import com.liferay.portal.kernel.exception.PortalException; import com.liferay.portal.kernel.model.Group; import com.liferay.portal.kernel.model.Layout; import com.liferay.portal.kernel.model.Portlet; import com.liferay.portal.kernel.portlet.PortletConfigurationLayoutUtil; import com.liferay.portal.kernel.portlet.PortletPreferencesFactoryUtil; import com.liferay.portal.kernel.security.auth.PrincipalException; import com.liferay.portal.kernel.security.permission.ActionKeys; import com.liferay.portal.kernel.security.permission.PermissionChecker; import com.liferay.portal.kernel.service.GroupLocalServiceUtil; import com.liferay.portal.kernel.service.PortletLocalServiceUtil; import com.liferay.portal.kernel.service.permission.PortletPermissionUtil; import com.liferay.portal.kernel.theme.ThemeDisplay; import com.liferay.portal.kernel.util.Constants; import com.liferay.portal.kernel.util.JavaConstants; import com.liferay.portal.kernel.util.ParamUtil; import com.liferay.portal.kernel.util.PortalUtil; import com.liferay.portal.kernel.util.Validator; import com.liferay.portal.kernel.util.WebKeys; import com.liferay.portlet.configuration.kernel.util.PortletConfigurationUtil; import com.liferay.portlet.portletconfiguration.util.ConfigurationActionRequest; import com.liferay.portlet.portletconfiguration.util.ConfigurationRenderRequest; import com.liferay.portlet.portletconfiguration.util.ConfigurationResourceRequest; import javax.portlet.ActionRequest; import javax.portlet.PortletPreferences; import javax.portlet.PortletRequest; import javax.portlet.RenderRequest; import javax.portlet.ResourceRequest; import javax.servlet.ServletContext; import javax.servlet.http.HttpServletRequest; /** * @author Daniel Kocsis */ public class ActionUtil { public static void deleteBackgroundTask(ActionRequest actionRequest) throws PortalException { long backgroundTaskId = ParamUtil.getLong(actionRequest, BackgroundTaskConstants.BACKGROUND_TASK_ID); BackgroundTaskManagerUtil.deleteBackgroundTask(backgroundTaskId); } public static Group getGroup(HttpServletRequest request) throws Exception { ThemeDisplay themeDisplay = (ThemeDisplay) request.getAttribute(WebKeys.THEME_DISPLAY); String cmd = ParamUtil.getString(request, Constants.CMD); long groupId = ParamUtil.getLong(request, "groupId"); Group group = null; if (groupId > 0) { group = GroupLocalServiceUtil.getGroup(groupId); } else if (!cmd.equals(Constants.ADD)) { group = themeDisplay.getSiteGroup(); } request.setAttribute(WebKeys.GROUP, group); return group; } public static Group getGroup(PortletRequest portletRequest) throws Exception { HttpServletRequest request = PortalUtil.getHttpServletRequest(portletRequest); return getGroup(request); } public static PortletPreferences getLayoutPortletSetup(PortletRequest portletRequest, Portlet portlet) { ThemeDisplay themeDisplay = (ThemeDisplay) portletRequest.getAttribute(WebKeys.THEME_DISPLAY); Layout layout = themeDisplay.getLayout(); return PortletPreferencesFactoryUtil.getLayoutPortletSetup(layout, portlet.getPortletId()); } public static Portlet getPortlet(PortletRequest portletRequest) throws Exception { ThemeDisplay themeDisplay = (ThemeDisplay) portletRequest.getAttribute(WebKeys.THEME_DISPLAY); PermissionChecker permissionChecker = themeDisplay.getPermissionChecker(); String portletId = ParamUtil.getString(portletRequest, "portletResource"); Layout layout = PortletConfigurationLayoutUtil.getLayout(themeDisplay); if (!PortletPermissionUtil.contains(permissionChecker, themeDisplay.getScopeGroupId(), layout, portletId, ActionKeys.CONFIGURATION)) { throw new PrincipalException.MustHavePermission(permissionChecker, Portlet.class.getName(), portletId, ActionKeys.CONFIGURATION); } return PortletLocalServiceUtil.getPortletById(themeDisplay.getCompanyId(), portletId); } public static String getTitle(Portlet portlet, RenderRequest renderRequest) throws Exception { ServletContext servletContext = (ServletContext) renderRequest.getAttribute(WebKeys.CTX); ThemeDisplay themeDisplay = (ThemeDisplay) renderRequest.getAttribute(WebKeys.THEME_DISPLAY); HttpServletRequest request = PortalUtil.getHttpServletRequest(renderRequest); PortletPreferences portletSetup = getLayoutPortletSetup(renderRequest, portlet); portletSetup = getPortletSetup(request, renderRequest.getPreferences(), portletSetup); String title = PortletConfigurationUtil.getPortletTitle(portletSetup, themeDisplay.getLanguageId()); if (Validator.isNull(title)) { title = PortalUtil.getPortletTitle(portlet, servletContext, themeDisplay.getLocale()); } return title; } public static ActionRequest getWrappedActionRequest(ActionRequest actionRequest, PortletPreferences portletPreferences) throws PortalException { HttpServletRequest request = PortalUtil.getHttpServletRequest(actionRequest); portletPreferences = getPortletPreferences(request, actionRequest.getPreferences(), portletPreferences); return new ConfigurationActionRequest(actionRequest, portletPreferences); } public static RenderRequest getWrappedRenderRequest(RenderRequest renderRequest, PortletPreferences portletPreferences) throws PortalException { HttpServletRequest request = PortalUtil.getHttpServletRequest(renderRequest); portletPreferences = getPortletPreferences(request, renderRequest.getPreferences(), portletPreferences); renderRequest = new ConfigurationRenderRequest(renderRequest, portletPreferences); request.setAttribute(JavaConstants.JAVAX_PORTLET_REQUEST, renderRequest); return renderRequest; } public static ResourceRequest getWrappedResourceRequest(ResourceRequest resourceRequest, PortletPreferences portletPreferences) throws PortalException { HttpServletRequest request = PortalUtil.getHttpServletRequest(resourceRequest); portletPreferences = getPortletPreferences(request, resourceRequest.getPreferences(), portletPreferences); return new ConfigurationResourceRequest(resourceRequest, portletPreferences); } protected static PortletPreferences getPortletPreferences(HttpServletRequest request, PortletPreferences portletConfigPortletPreferences, PortletPreferences portletPreferences) throws PortalException { String portletResource = ParamUtil.getString(request, "portletResource"); if (Validator.isNull(portletResource)) { return portletConfigPortletPreferences; } if (portletPreferences != null) { return portletPreferences; } return PortletPreferencesFactoryUtil.getPortletPreferences(request, portletResource); } protected static PortletPreferences getPortletSetup(HttpServletRequest request, PortletPreferences portletConfigPortletSetup, PortletPreferences portletSetup) throws PortalException { String portletResource = ParamUtil.getString(request, "portletResource"); if (Validator.isNull(portletResource)) { return portletConfigPortletSetup; } if (portletSetup != null) { return portletSetup; } return PortletPreferencesFactoryUtil.getPortletSetup(request, portletResource); } }