1
22
23 package com.liferay.portlet.wiki.action;
24
25 import com.liferay.portal.kernel.servlet.SessionErrors;
26 import com.liferay.portal.kernel.util.Constants;
27 import com.liferay.portal.kernel.util.ParamUtil;
28 import com.liferay.portal.kernel.util.StringPool;
29 import com.liferay.portal.security.auth.PrincipalException;
30 import com.liferay.portal.service.ServiceContext;
31 import com.liferay.portal.service.ServiceContextFactory;
32 import com.liferay.portal.struts.PortletAction;
33 import com.liferay.portlet.wiki.DuplicateNodeNameException;
34 import com.liferay.portlet.wiki.NoSuchNodeException;
35 import com.liferay.portlet.wiki.NodeNameException;
36 import com.liferay.portlet.wiki.model.WikiNode;
37 import com.liferay.portlet.wiki.service.WikiNodeServiceUtil;
38 import com.liferay.portlet.wiki.util.WikiCacheThreadLocal;
39 import com.liferay.portlet.wiki.util.WikiCacheUtil;
40
41 import javax.portlet.ActionRequest;
42 import javax.portlet.ActionResponse;
43 import javax.portlet.PortletConfig;
44 import javax.portlet.PortletPreferences;
45 import javax.portlet.RenderRequest;
46 import javax.portlet.RenderResponse;
47
48 import org.apache.struts.action.ActionForm;
49 import org.apache.struts.action.ActionForward;
50 import org.apache.struts.action.ActionMapping;
51
52
57 public class EditNodeAction extends PortletAction {
58
59 public void processAction(
60 ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
61 ActionRequest actionRequest, ActionResponse actionResponse)
62 throws Exception {
63
64 String cmd = ParamUtil.getString(actionRequest, Constants.CMD);
65
66 try {
67 if (cmd.equals(Constants.ADD) || cmd.equals(Constants.UPDATE)) {
68 updateNode(actionRequest);
69 }
70 else if (cmd.equals(Constants.DELETE)) {
71 deleteNode(actionRequest);
72 }
73 else if (cmd.equals(Constants.SUBSCRIBE)) {
74 subscribeNode(actionRequest);
75 }
76 else if (cmd.equals(Constants.UNSUBSCRIBE)) {
77 unsubscribeNode(actionRequest);
78 }
79
80 sendRedirect(actionRequest, actionResponse);
81 }
82 catch (Exception e) {
83 if (e instanceof NoSuchNodeException ||
84 e instanceof PrincipalException) {
85
86 SessionErrors.add(actionRequest, e.getClass().getName());
87
88 setForward(actionRequest, "portlet.wiki.error");
89 }
90 else if (e instanceof DuplicateNodeNameException ||
91 e instanceof NodeNameException) {
92
93 SessionErrors.add(actionRequest, e.getClass().getName());
94 }
95 else {
96 throw e;
97 }
98 }
99 }
100
101 public ActionForward render(
102 ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
103 RenderRequest renderRequest, RenderResponse renderResponse)
104 throws Exception {
105
106 try {
107 ActionUtil.getNode(renderRequest);
108 }
109 catch (Exception e) {
110 if (e instanceof NoSuchNodeException ||
111 e instanceof PrincipalException) {
112
113 SessionErrors.add(renderRequest, e.getClass().getName());
114
115 return mapping.findForward("portlet.wiki.error");
116 }
117 else {
118 throw e;
119 }
120 }
121
122 return mapping.findForward(
123 getForward(renderRequest, "portlet.wiki.edit_node"));
124 }
125
126 protected void deleteNode(ActionRequest actionRequest) throws Exception {
127 long nodeId = ParamUtil.getLong(actionRequest, "nodeId");
128
129 String oldName = getNodeName(nodeId);
130
131 WikiCacheThreadLocal.setClearCache(false);
132
133 WikiNodeServiceUtil.deleteNode(nodeId);
134
135 WikiCacheUtil.clearCache(nodeId);
136
137 WikiCacheThreadLocal.setClearCache(true);
138
139 updatePreferences(actionRequest, oldName, StringPool.BLANK);
140 }
141
142 protected String getNodeName(long nodeId) throws Exception {
143 WikiNode node = WikiNodeServiceUtil.getNode(nodeId);
144
145 return node.getName();
146 }
147
148 protected void subscribeNode(ActionRequest actionRequest)
149 throws Exception {
150
151 long nodeId = ParamUtil.getLong(actionRequest, "nodeId");
152
153 WikiNodeServiceUtil.subscribeNode(nodeId);
154 }
155
156 protected void unsubscribeNode(ActionRequest actionRequest)
157 throws Exception {
158
159 long nodeId = ParamUtil.getLong(actionRequest, "nodeId");
160
161 WikiNodeServiceUtil.unsubscribeNode(nodeId);
162 }
163
164 protected void updateNode(ActionRequest actionRequest) throws Exception {
165 long nodeId = ParamUtil.getLong(actionRequest, "nodeId");
166
167 String name = ParamUtil.getString(actionRequest, "name");
168 String description = ParamUtil.getString(actionRequest, "description");
169
170 ServiceContext serviceContext = ServiceContextFactory.getInstance(
171 WikiNode.class.getName(), actionRequest);
172
173 if (nodeId <= 0) {
174
175
177 WikiNodeServiceUtil.addNode(name, description, serviceContext);
178 }
179 else {
180
181
183 String oldName = getNodeName(nodeId);
184
185 WikiNodeServiceUtil.updateNode(nodeId, name, description);
186
187 updatePreferences(actionRequest, oldName, name);
188 }
189 }
190
191 protected void updatePreferences(
192 ActionRequest actionRequest, String oldName, String newName)
193 throws Exception {
194
195 PortletPreferences preferences = actionRequest.getPreferences();
196
197 String hiddenNodes = preferences.getValue(
198 "hidden-nodes", StringPool.BLANK);
199 String visibleNodes = preferences.getValue(
200 "visible-nodes", StringPool.BLANK);
201
202 String regex = oldName + ",?";
203
204 preferences.setValue(
205 "hidden-nodes", hiddenNodes.replaceFirst(regex, newName));
206 preferences.setValue(
207 "visible-nodes",
208 visibleNodes.replaceFirst(regex, newName));
209
210 preferences.store();
211 }
212
213 }