Java tutorial
/** * Copyright (c) 2000-present Liferay, Inc. All rights reserved. * * This file is part of Liferay Social Office. Liferay Social Office is free * software: you can redistribute it and/or modify it under the terms of the GNU * Affero General Public License as published by the Free Software Foundation, * either version 3 of the License, or (at your option) any later version. * * Liferay Social Office 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 Affero General Public License * for more details. * * You should have received a copy of the GNU General Public License along with * Liferay Social Office. If not, see http://www.gnu.org/licenses/agpl-3.0.html. */ package com.liferay.tasks.portlet; import com.liferay.portal.kernel.json.JSONFactoryUtil; import com.liferay.portal.kernel.json.JSONObject; import com.liferay.portal.kernel.portlet.LiferayWindowState; import com.liferay.portal.kernel.servlet.ServletResponseUtil; import com.liferay.portal.kernel.servlet.SessionErrors; import com.liferay.portal.kernel.util.Constants; import com.liferay.portal.kernel.util.ParamUtil; import com.liferay.portal.kernel.util.Validator; import com.liferay.portal.kernel.util.WebKeys; import com.liferay.portal.model.Layout; 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.PortletURLFactoryUtil; import com.liferay.portlet.asset.AssetTagException; import com.liferay.portlet.asset.service.AssetEntryLocalServiceUtil; import com.liferay.portlet.messageboards.model.MBMessage; import com.liferay.portlet.messageboards.service.MBMessageServiceUtil; import com.liferay.tasks.model.TasksEntry; import com.liferay.tasks.service.TasksEntryLocalServiceUtil; import com.liferay.tasks.service.TasksEntryServiceUtil; import com.liferay.tasks.util.PortletKeys; import com.liferay.portal.kernel.portlet.bridges.mvc.MVCPortlet; import java.io.IOException; import java.util.Calendar; import javax.portlet.ActionRequest; import javax.portlet.ActionResponse; import javax.portlet.PortletException; import javax.portlet.PortletRequest; import javax.portlet.PortletURL; import javax.servlet.http.HttpServletResponse; /** * @author Ryan Park */ public class TasksPortlet extends MVCPortlet { public void deleteTasksEntry(ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { long tasksEntryId = ParamUtil.getLong(actionRequest, "tasksEntryId"); TasksEntryLocalServiceUtil.deleteTasksEntry(tasksEntryId); String redirect = ParamUtil.getString(actionRequest, "redirect"); if (Validator.isNotNull(redirect)) { actionResponse.sendRedirect(redirect); } else { JSONObject jsonObject = JSONFactoryUtil.createJSONObject(); jsonObject.put("success", Boolean.TRUE); HttpServletResponse response = PortalUtil.getHttpServletResponse(actionResponse); ServletResponseUtil.write(response, jsonObject.toString()); } } @Override public void processAction(ActionRequest actionRequest, ActionResponse actionResponse) throws IOException, PortletException { if (!isProcessActionRequest(actionRequest)) { return; } if (!callActionMethod(actionRequest, actionResponse)) { return; } String redirect = ParamUtil.getString(actionRequest, "redirect"); if (Validator.isNotNull(redirect)) { actionResponse.sendRedirect(redirect); } } public void updateMessage(ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { ThemeDisplay themeDisplay = (ThemeDisplay) actionRequest.getAttribute(WebKeys.THEME_DISPLAY); String cmd = ParamUtil.getString(actionRequest, Constants.CMD); long groupId = PortalUtil.getScopeGroupId(actionRequest); String className = ParamUtil.getString(actionRequest, "className"); long classPK = ParamUtil.getLong(actionRequest, "classPK"); long messageId = ParamUtil.getLong(actionRequest, "messageId"); long threadId = ParamUtil.getLong(actionRequest, "threadId"); long parentMessageId = ParamUtil.getLong(actionRequest, "parentMessageId"); String subject = ParamUtil.getString(actionRequest, "subject"); String body = ParamUtil.getString(actionRequest, "body"); ServiceContext serviceContext = ServiceContextFactory.getInstance(MBMessage.class.getName(), actionRequest); if (cmd.equals(Constants.DELETE)) { MBMessageServiceUtil.deleteDiscussionMessage(groupId, className, classPK, className, classPK, themeDisplay.getUserId(), messageId); } else if (messageId <= 0) { MBMessageServiceUtil.addDiscussionMessage(groupId, className, classPK, className, classPK, themeDisplay.getUserId(), threadId, parentMessageId, subject, body, serviceContext); } else { MBMessageServiceUtil.updateDiscussionMessage(className, classPK, className, classPK, themeDisplay.getUserId(), messageId, subject, body, serviceContext); } } public void updateTasksEntry(ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { ThemeDisplay themeDisplay = (ThemeDisplay) actionRequest.getAttribute(WebKeys.THEME_DISPLAY); long tasksEntryId = ParamUtil.getLong(actionRequest, "tasksEntryId"); String title = ParamUtil.getString(actionRequest, "title"); int priority = ParamUtil.getInteger(actionRequest, "priority"); long assigneeUserId = ParamUtil.getLong(actionRequest, "assigneeUserId"); long resolverUserId = ParamUtil.getLong(actionRequest, "resolverUserId"); int dueDateMonth = ParamUtil.getInteger(actionRequest, "dueDateMonth"); int dueDateDay = ParamUtil.getInteger(actionRequest, "dueDateDay"); int dueDateYear = ParamUtil.getInteger(actionRequest, "dueDateYear"); int dueDateHour = ParamUtil.getInteger(actionRequest, "dueDateHour"); int dueDateMinute = ParamUtil.getInteger(actionRequest, "dueDateMinute"); int dueDateAmPm = ParamUtil.getInteger(actionRequest, "dueDateAmPm"); if (dueDateAmPm == Calendar.PM) { dueDateHour += 12; } boolean addDueDate = ParamUtil.getBoolean(actionRequest, "addDueDate"); int status = ParamUtil.getInteger(actionRequest, "status"); ServiceContext serviceContext = ServiceContextFactory.getInstance(TasksEntry.class.getName(), actionRequest); TasksEntry taskEntry = null; try { if (tasksEntryId <= 0) { taskEntry = TasksEntryServiceUtil.addTasksEntry(title, priority, assigneeUserId, dueDateMonth, dueDateDay, dueDateYear, dueDateHour, dueDateMinute, addDueDate, serviceContext); } else { taskEntry = TasksEntryServiceUtil.updateTasksEntry(tasksEntryId, title, priority, assigneeUserId, resolverUserId, dueDateMonth, dueDateDay, dueDateYear, dueDateHour, dueDateMinute, addDueDate, status, serviceContext); } Layout layout = themeDisplay.getLayout(); PortletURL portletURL = PortletURLFactoryUtil.create(actionRequest, PortletKeys.TASKS, layout.getPlid(), PortletRequest.RENDER_PHASE); portletURL.setParameter("mvcPath", "/tasks/view_task.jsp"); portletURL.setParameter("tasksEntryId", String.valueOf(taskEntry.getTasksEntryId())); portletURL.setWindowState(LiferayWindowState.POP_UP); actionResponse.sendRedirect(portletURL.toString()); } catch (AssetTagException ate) { actionResponse.setRenderParameter("mvcPath", "/tasks/edit_task.jsp"); actionResponse.setRenderParameters(actionRequest.getParameterMap()); SessionErrors.add(actionRequest, ate.getClass(), ate); } } public void updateTasksEntryStatus(ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { ThemeDisplay themeDisplay = (ThemeDisplay) actionRequest.getAttribute(WebKeys.THEME_DISPLAY); long tasksEntryId = ParamUtil.getLong(actionRequest, "tasksEntryId"); long resolverUserId = ParamUtil.getLong(actionRequest, "resolverUserId"); int status = ParamUtil.getInteger(actionRequest, "status"); ServiceContext serviceContext = ServiceContextFactory.getInstance(TasksEntry.class.getName(), actionRequest); TasksEntryLocalServiceUtil.updateTasksEntryStatus(tasksEntryId, resolverUserId, status, serviceContext); Layout layout = themeDisplay.getLayout(); PortletURL portletURL = PortletURLFactoryUtil.create(actionRequest, PortletKeys.TASKS, layout.getPlid(), PortletRequest.RENDER_PHASE); portletURL.setParameter("mvcPath", "/tasks/view_task.jsp"); portletURL.setParameter("tasksEntryId", String.valueOf(tasksEntryId)); portletURL.setWindowState(LiferayWindowState.POP_UP); actionResponse.sendRedirect(portletURL.toString()); } public void updateTasksEntryViewCount(ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { long tasksEntryId = ParamUtil.getLong(actionRequest, "tasksEntryId"); TasksEntry tasksEntry = TasksEntryLocalServiceUtil.fetchTasksEntry(tasksEntryId); if (tasksEntry == null) { return; } AssetEntryLocalServiceUtil.incrementViewCounter(0, TasksEntry.class.getName(), tasksEntryId); } }