1   /**
2    * Copyright (c) 2000-2007 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portlet.blogs.action;
24  
25  import com.liferay.portal.kernel.util.Constants;
26  import com.liferay.portal.kernel.util.ParamUtil;
27  import com.liferay.portal.kernel.util.StringPool;
28  import com.liferay.portal.kernel.util.StringUtil;
29  import com.liferay.portal.kernel.util.Validator;
30  import com.liferay.portal.model.Layout;
31  import com.liferay.portal.security.auth.PrincipalException;
32  import com.liferay.portal.struts.PortletAction;
33  import com.liferay.portal.theme.ThemeDisplay;
34  import com.liferay.portal.util.WebKeys;
35  import com.liferay.portlet.blogs.EntryContentException;
36  import com.liferay.portlet.blogs.EntryDisplayDateException;
37  import com.liferay.portlet.blogs.EntryTitleException;
38  import com.liferay.portlet.blogs.NoSuchCategoryException;
39  import com.liferay.portlet.blogs.NoSuchEntryException;
40  import com.liferay.portlet.blogs.model.BlogsEntry;
41  import com.liferay.portlet.blogs.service.BlogsEntryLocalServiceUtil;
42  import com.liferay.portlet.blogs.service.BlogsEntryServiceUtil;
43  import com.liferay.portlet.taggedcontent.util.AssetPublisherUtil;
44  import com.liferay.portlet.tags.TagsEntryException;
45  import com.liferay.util.servlet.SessionErrors;
46  
47  import java.util.Calendar;
48  
49  import javax.portlet.ActionRequest;
50  import javax.portlet.ActionResponse;
51  import javax.portlet.PortletConfig;
52  import javax.portlet.RenderRequest;
53  import javax.portlet.RenderResponse;
54  
55  import org.apache.struts.action.ActionForm;
56  import org.apache.struts.action.ActionForward;
57  import org.apache.struts.action.ActionMapping;
58  
59  /**
60   * <a href="EditEntryAction.java.html"><b><i>View Source</i></b></a>
61   *
62   * @author Brian Wing Shun Chan
63   * @author Wilson S. Man
64   *
65   */
66  public class EditEntryAction extends PortletAction {
67  
68      public void processAction(
69              ActionMapping mapping, ActionForm form, PortletConfig config,
70              ActionRequest req, ActionResponse res)
71          throws Exception {
72  
73          String cmd = ParamUtil.getString(req, Constants.CMD);
74  
75          try {
76              BlogsEntry entry = null;
77              String oldUrlTitle = StringPool.BLANK;
78  
79              if (cmd.equals(Constants.ADD) || cmd.equals(Constants.UPDATE)) {
80                  Object[] returnValue = updateEntry(req);
81  
82                  entry = (BlogsEntry)returnValue[0];
83                  oldUrlTitle = ((String)returnValue[1]);
84              }
85              else if (cmd.equals(Constants.DELETE)) {
86                  deleteEntry(req);
87              }
88  
89              String redirect = ParamUtil.getString(req, "redirect");
90  
91              if ((entry != null) && (Validator.isNotNull(oldUrlTitle)) &&
92                  (redirect.endsWith("/blogs/" + oldUrlTitle) ||
93                   redirect.indexOf("/blogs/" + oldUrlTitle + "?") != -1)) {
94  
95                  int pos = redirect.indexOf("?");
96  
97                  if (pos == -1) {
98                      pos = redirect.length();
99                  }
100 
101                 String newRedirect = redirect.substring(
102                     0, pos - oldUrlTitle.length());
103 
104                 newRedirect += entry.getUrlTitle();
105 
106                 if (pos < redirect.length()) {
107                     newRedirect +=
108                         "?" + redirect.substring(pos + 1, redirect.length());
109                 }
110 
111                 redirect = newRedirect;
112             }
113 
114             sendRedirect(req, res, redirect);
115         }
116         catch (Exception e) {
117             if (e instanceof NoSuchCategoryException ||
118                 e instanceof NoSuchEntryException ||
119                 e instanceof PrincipalException) {
120 
121                 SessionErrors.add(req, e.getClass().getName());
122 
123                 setForward(req, "portlet.blogs.error");
124             }
125             else if (e instanceof EntryContentException ||
126                      e instanceof EntryDisplayDateException ||
127                      e instanceof EntryTitleException) {
128 
129                 SessionErrors.add(req, e.getClass().getName());
130             }
131             else if (e instanceof TagsEntryException) {
132                 SessionErrors.add(req, e.getClass().getName(), e);
133             }
134             else {
135                 throw e;
136             }
137         }
138     }
139 
140     public ActionForward render(
141             ActionMapping mapping, ActionForm form, PortletConfig config,
142             RenderRequest req, RenderResponse res)
143         throws Exception {
144 
145         try {
146             ActionUtil.getEntry(req);
147         }
148         catch (Exception e) {
149             if (e instanceof NoSuchEntryException ||
150                 e instanceof PrincipalException) {
151 
152                 SessionErrors.add(req, e.getClass().getName());
153 
154                 return mapping.findForward("portlet.blogs.error");
155             }
156             else {
157                 throw e;
158             }
159         }
160 
161         return mapping.findForward(getForward(req, "portlet.blogs.edit_entry"));
162     }
163 
164     protected void deleteEntry(ActionRequest req) throws Exception {
165         long entryId = ParamUtil.getLong(req, "entryId");
166 
167         BlogsEntryServiceUtil.deleteEntry(entryId);
168     }
169 
170     protected Object[] updateEntry(ActionRequest req) throws Exception {
171         ThemeDisplay themeDisplay =
172             (ThemeDisplay)req.getAttribute(WebKeys.THEME_DISPLAY);
173 
174         Layout layout = themeDisplay.getLayout();
175 
176         long entryId = ParamUtil.getLong(req, "entryId");
177 
178         long categoryId = ParamUtil.getLong(req, "categoryId");
179         String title = ParamUtil.getString(req, "title");
180         String content = ParamUtil.getString(req, "content");
181 
182         int displayDateMonth = ParamUtil.getInteger(req, "displayDateMonth");
183         int displayDateDay = ParamUtil.getInteger(req, "displayDateDay");
184         int displayDateYear = ParamUtil.getInteger(req, "displayDateYear");
185         int displayDateHour = ParamUtil.getInteger(req, "displayDateHour");
186         int displayDateMinute = ParamUtil.getInteger(req, "displayDateMinute");
187         int displayDateAmPm = ParamUtil.getInteger(req, "displayDateAmPm");
188 
189         if (displayDateAmPm == Calendar.PM) {
190             displayDateHour += 12;
191         }
192 
193         String[] tagsEntries = StringUtil.split(
194             ParamUtil.getString(req, "tagsEntries"));
195 
196         String[] communityPermissions = req.getParameterValues(
197             "communityPermissions");
198         String[] guestPermissions = req.getParameterValues(
199             "guestPermissions");
200 
201         BlogsEntry entry = null;
202         String oldUrlTitle = StringPool.BLANK;
203 
204         if (entryId <= 0) {
205 
206             // Add entry
207 
208             entry = BlogsEntryServiceUtil.addEntry(
209                 layout.getPlid(), categoryId, title, content, displayDateMonth,
210                 displayDateDay, displayDateYear, displayDateHour,
211                 displayDateMinute, themeDisplay, tagsEntries,
212                 communityPermissions, guestPermissions);
213 
214             AssetPublisherUtil.addAndStoreSelection(
215                 req, BlogsEntry.class.getName(), entry.getEntryId(), -1);
216         }
217         else {
218 
219             // Update entry
220 
221             entry = BlogsEntryLocalServiceUtil.getEntry(entryId);
222 
223             String tempOldUrlTitle = entry.getUrlTitle();
224 
225             entry = BlogsEntryServiceUtil.updateEntry(
226                 entryId, categoryId, title, content, displayDateMonth,
227                 displayDateDay, displayDateYear, displayDateHour,
228                 displayDateMinute, themeDisplay, tagsEntries);
229 
230             if (!tempOldUrlTitle.equals(entry.getUrlTitle())) {
231                 oldUrlTitle = tempOldUrlTitle;
232             }
233         }
234 
235         return new Object[] {entry, oldUrlTitle};
236     }
237 
238 }