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.akismet.hook.action; import com.liferay.akismet.util.AkismetUtil; import com.liferay.portal.kernel.exception.PortalException; import com.liferay.portal.kernel.servlet.SessionErrors; import com.liferay.portal.kernel.struts.BaseStrutsPortletAction; import com.liferay.portal.kernel.struts.StrutsPortletAction; import com.liferay.portal.kernel.util.Constants; import com.liferay.portal.kernel.util.ParamUtil; import com.liferay.portal.kernel.util.WebKeys; import com.liferay.portal.kernel.workflow.WorkflowConstants; import com.liferay.portal.security.auth.PrincipalException; import com.liferay.portal.security.permission.ActionKeys; import com.liferay.portal.security.permission.PermissionChecker; import com.liferay.portal.security.permission.PermissionThreadLocal; import com.liferay.portal.service.ServiceContext; import com.liferay.portal.service.ServiceContextFactory; import com.liferay.portal.theme.ThemeDisplay; import com.liferay.portal.util.PortalUtil; import com.liferay.portlet.messageboards.model.MBMessage; import com.liferay.portlet.messageboards.service.MBMessageLocalServiceUtil; import javax.portlet.ActionRequest; import javax.portlet.ActionResponse; import javax.portlet.PortletConfig; import javax.portlet.RenderRequest; import javax.portlet.RenderResponse; import javax.portlet.ResourceRequest; import javax.portlet.ResourceResponse; /** * @author Amos Fong * @author Mika Koivisto */ public class AkismetEditMessageAction extends BaseStrutsPortletAction { @Override public void processAction(StrutsPortletAction originalStrutsPortletAction, PortletConfig portletConfig, ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { String cmd = ParamUtil.getString(actionRequest, Constants.CMD); if (cmd.equals("updateStatus")) { try { updateStatus(actionRequest, actionResponse); String redirect = PortalUtil.escapeRedirect(ParamUtil.getString(actionRequest, "redirect")); actionResponse.sendRedirect(redirect); } catch (PrincipalException pe) { throw pe; } catch (Exception e) { SessionErrors.add(actionRequest, e.getClass()); } } else { originalStrutsPortletAction.processAction(portletConfig, actionRequest, actionResponse); } } @Override public String render(StrutsPortletAction originalStrutsPortletAction, PortletConfig portletConfig, RenderRequest renderRequest, RenderResponse renderResponse) throws Exception { return originalStrutsPortletAction.render(portletConfig, renderRequest, renderResponse); } @Override public void serveResource(StrutsPortletAction originalStrutsPortletAction, PortletConfig portletConfig, ResourceRequest resourceRequest, ResourceResponse resourceResponse) throws Exception { originalStrutsPortletAction.serveResource(portletConfig, resourceRequest, resourceResponse); } protected void checkPermission(long scopeGroupId) throws PortalException { PermissionChecker permissionChecker = PermissionThreadLocal.getPermissionChecker(); if (!permissionChecker.hasPermission(scopeGroupId, "com.liferay.portlet.messageboards", scopeGroupId, ActionKeys.BAN_USER)) { throw new PrincipalException(); } } protected void updateStatus(ActionRequest actionRequest, ActionResponse actionResponse) throws PortalException { ThemeDisplay themeDisplay = (ThemeDisplay) actionRequest.getAttribute(WebKeys.THEME_DISPLAY); checkPermission(themeDisplay.getScopeGroupId()); long messageId = ParamUtil.getLong(actionRequest, "messageId"); boolean spam = ParamUtil.getBoolean(actionRequest, "spam"); ServiceContext serviceContext = ServiceContextFactory.getInstance(actionRequest); if (spam) { MBMessage message = MBMessageLocalServiceUtil.updateStatus(themeDisplay.getUserId(), messageId, WorkflowConstants.STATUS_DENIED, serviceContext); if (AkismetUtil.isMessageBoardsEnabled(message.getCompanyId())) { AkismetUtil.submitSpam(message); } } else { MBMessage message = MBMessageLocalServiceUtil.updateStatus(themeDisplay.getUserId(), messageId, WorkflowConstants.STATUS_APPROVED, serviceContext); if (AkismetUtil.isMessageBoardsEnabled(message.getCompanyId())) { AkismetUtil.submitHam(message); } } } }