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.security.permission.PermissionChecker;
024 import com.liferay.portal.struts.PortletAction;
025 import com.liferay.portal.theme.ThemeDisplay;
026 import com.liferay.portal.util.PortletKeys;
027 import com.liferay.portal.util.PropsValues;
028 import com.liferay.portal.util.WebKeys;
029 import com.liferay.portlet.PortalPreferences;
030 import com.liferay.portlet.PortletPreferencesFactoryUtil;
031 import com.liferay.portlet.messageboards.NoSuchMessageException;
032 import com.liferay.portlet.messageboards.model.MBMessage;
033 import com.liferay.portlet.messageboards.model.MBMessageDisplay;
034 import com.liferay.portlet.messageboards.service.MBMessageServiceUtil;
035
036 import javax.portlet.PortletConfig;
037 import javax.portlet.RenderRequest;
038 import javax.portlet.RenderResponse;
039
040 import org.apache.struts.action.ActionForm;
041 import org.apache.struts.action.ActionForward;
042 import org.apache.struts.action.ActionMapping;
043
044
047 public class ViewMessageAction extends PortletAction {
048
049 @Override
050 public ActionForward render(
051 ActionMapping actionMapping, ActionForm actionForm,
052 PortletConfig portletConfig, RenderRequest renderRequest,
053 RenderResponse renderResponse)
054 throws Exception {
055
056 try {
057 long messageId = ParamUtil.getLong(renderRequest, "messageId");
058
059 ThemeDisplay themeDisplay =
060 (ThemeDisplay)renderRequest.getAttribute(WebKeys.THEME_DISPLAY);
061
062 PermissionChecker permissionChecker =
063 themeDisplay.getPermissionChecker();
064
065 int status = WorkflowConstants.STATUS_APPROVED;
066
067 if (permissionChecker.isContentReviewer(
068 themeDisplay.getUserId(), themeDisplay.getScopeGroupId())) {
069
070 status = WorkflowConstants.STATUS_ANY;
071 }
072
073 PortalPreferences preferences =
074 PortletPreferencesFactoryUtil.getPortalPreferences(
075 renderRequest);
076
077 String threadView = ParamUtil.getString(
078 renderRequest, "threadView");
079
080 if (Validator.isNotNull(threadView)) {
081 preferences.setValue(
082 PortletKeys.MESSAGE_BOARDS, "thread-view", threadView);
083 }
084 else {
085 threadView = preferences.getValue(
086 PortletKeys.MESSAGE_BOARDS, "thread-view",
087 PropsValues.MESSAGE_BOARDS_THREAD_VIEWS_DEFAULT);
088 }
089
090 if (!ArrayUtil.contains(
091 PropsValues.MESSAGE_BOARDS_THREAD_VIEWS, threadView)) {
092
093 threadView = PropsValues.MESSAGE_BOARDS_THREAD_VIEWS_DEFAULT;
094
095 preferences.setValue(
096 PortletKeys.MESSAGE_BOARDS, "thread-view", threadView);
097 }
098
099 boolean includePrevAndNext =
100 PropsValues.
101 MESSAGE_BOARDS_THREAD_PREVIOUS_AND_NEXT_NAVIGATION_ENABLED;
102
103 MBMessageDisplay messageDisplay =
104 MBMessageServiceUtil.getMessageDisplay(
105 messageId, status, threadView, includePrevAndNext);
106
107 if (messageDisplay != null) {
108 MBMessage message = messageDisplay.getMessage();
109
110 if ((message != null) && message.isInTrash()) {
111 throw new NoSuchMessageException(
112 "{messageId=" + messageId + "}");
113 }
114 }
115
116 renderRequest.setAttribute(
117 WebKeys.MESSAGE_BOARDS_MESSAGE, messageDisplay);
118
119 return actionMapping.findForward(
120 "portlet.message_boards.view_message");
121 }
122 catch (Exception e) {
123 if (e instanceof NoSuchMessageException ||
124 e instanceof PrincipalException) {
125
126 SessionErrors.add(renderRequest, e.getClass());
127
128 return actionMapping.findForward(
129 "portlet.message_boards.error");
130 }
131 else {
132 throw e;
133 }
134 }
135 }
136
137 }