001
014
015 package com.liferay.portlet.messageboards.action;
016
017 import com.liferay.portal.kernel.servlet.SessionErrors;
018 import com.liferay.portal.kernel.util.ArrayUtil;
019 import com.liferay.portal.kernel.util.ParamUtil;
020 import com.liferay.portal.kernel.util.Validator;
021 import com.liferay.portal.kernel.workflow.WorkflowConstants;
022 import com.liferay.portal.security.auth.PrincipalException;
023 import com.liferay.portal.struts.PortletAction;
024 import com.liferay.portal.util.PortletKeys;
025 import com.liferay.portal.util.PropsValues;
026 import com.liferay.portal.util.WebKeys;
027 import com.liferay.portlet.PortalPreferences;
028 import com.liferay.portlet.PortletPreferencesFactoryUtil;
029 import com.liferay.portlet.messageboards.NoSuchMessageException;
030 import com.liferay.portlet.messageboards.model.MBMessageDisplay;
031 import com.liferay.portlet.messageboards.service.MBMessageServiceUtil;
032
033 import javax.portlet.PortletConfig;
034 import javax.portlet.RenderRequest;
035 import javax.portlet.RenderResponse;
036
037 import org.apache.struts.action.ActionForm;
038 import org.apache.struts.action.ActionForward;
039 import org.apache.struts.action.ActionMapping;
040
041
044 public class ViewMessageAction extends PortletAction {
045
046 @Override
047 public ActionForward render(
048 ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
049 RenderRequest renderRequest, RenderResponse renderResponse)
050 throws Exception {
051
052 try {
053 long messageId = ParamUtil.getLong(renderRequest, "messageId");
054
055 PortalPreferences preferences =
056 PortletPreferencesFactoryUtil.getPortalPreferences(
057 renderRequest);
058
059 String threadView = ParamUtil.getString(
060 renderRequest, "threadView");
061
062 if (Validator.isNotNull(threadView)) {
063 preferences.setValue(
064 PortletKeys.MESSAGE_BOARDS, "thread-view", threadView);
065 }
066 else {
067 threadView = preferences.getValue(
068 PortletKeys.MESSAGE_BOARDS, "thread-view",
069 PropsValues.MESSAGE_BOARDS_THREAD_VIEWS_DEFAULT);
070 }
071
072 if (!ArrayUtil.contains(
073 PropsValues.MESSAGE_BOARDS_THREAD_VIEWS, threadView)) {
074
075 threadView = PropsValues.MESSAGE_BOARDS_THREAD_VIEWS_DEFAULT;
076
077 preferences.setValue(
078 PortletKeys.MESSAGE_BOARDS, "thread-view", threadView);
079 }
080
081 boolean includePrevAndNext =
082 PropsValues.
083 MESSAGE_BOARDS_THREAD_PREVIOUS_AND_NEXT_NAVIGATION_ENABLED;
084
085 MBMessageDisplay messageDisplay =
086 MBMessageServiceUtil.getMessageDisplay(
087 messageId, WorkflowConstants.STATUS_ANY, threadView,
088 includePrevAndNext);
089
090 renderRequest.setAttribute(
091 WebKeys.MESSAGE_BOARDS_MESSAGE, messageDisplay);
092
093 return mapping.findForward("portlet.message_boards.view_message");
094 }
095 catch (Exception e) {
096 if (e instanceof NoSuchMessageException ||
097 e instanceof PrincipalException) {
098
099 SessionErrors.add(renderRequest, e.getClass().getName());
100
101 return mapping.findForward("portlet.message_boards.error");
102 }
103 else {
104 throw e;
105 }
106 }
107 }
108
109 }