1   /**
2    * Copyright (c) 2000-2009 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.documentlibrary.action;
24  
25  import com.liferay.documentlibrary.DuplicateFileException;
26  import com.liferay.documentlibrary.FileNameException;
27  import com.liferay.documentlibrary.FileSizeException;
28  import com.liferay.documentlibrary.SourceFileNameException;
29  import com.liferay.lock.DuplicateLockException;
30  import com.liferay.portal.kernel.servlet.SessionErrors;
31  import com.liferay.portal.kernel.upload.UploadPortletRequest;
32  import com.liferay.portal.kernel.util.Constants;
33  import com.liferay.portal.kernel.util.ParamUtil;
34  import com.liferay.portal.kernel.util.PropertiesUtil;
35  import com.liferay.portal.security.auth.PrincipalException;
36  import com.liferay.portal.security.permission.ActionKeys;
37  import com.liferay.portal.struts.PortletAction;
38  import com.liferay.portal.theme.ThemeDisplay;
39  import com.liferay.portal.util.PortalUtil;
40  import com.liferay.portal.util.WebKeys;
41  import com.liferay.portlet.assetpublisher.util.AssetPublisherUtil;
42  import com.liferay.portlet.documentlibrary.DuplicateFolderNameException;
43  import com.liferay.portlet.documentlibrary.NoSuchFileEntryException;
44  import com.liferay.portlet.documentlibrary.NoSuchFolderException;
45  import com.liferay.portlet.documentlibrary.form.FileEntryForm;
46  import com.liferay.portlet.documentlibrary.model.DLFileEntry;
47  import com.liferay.portlet.documentlibrary.service.DLFileEntryLocalServiceUtil;
48  import com.liferay.portlet.documentlibrary.service.DLFileEntryServiceUtil;
49  import com.liferay.portlet.documentlibrary.service.permission.DLFileEntryPermission;
50  import com.liferay.portlet.documentlibrary.service.permission.DLFolderPermission;
51  import com.liferay.portlet.tags.TagsEntryException;
52  
53  import java.io.File;
54  
55  import javax.portlet.ActionRequest;
56  import javax.portlet.ActionResponse;
57  import javax.portlet.PortletConfig;
58  import javax.portlet.RenderRequest;
59  import javax.portlet.RenderResponse;
60  
61  import org.apache.struts.action.ActionForm;
62  import org.apache.struts.action.ActionForward;
63  import org.apache.struts.action.ActionMapping;
64  
65  /**
66   * <a href="EditFileEntryAction.java.html"><b><i>View Source</i></b></a>
67   *
68   * @author Brian Wing Shun Chan
69   * @author Alexander Chow
70   *
71   */
72  public class EditFileEntryAction extends PortletAction {
73  
74      public void processAction(
75              ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
76              ActionRequest actionRequest, ActionResponse actionResponse)
77          throws Exception {
78  
79          FileEntryForm fileEntryForm = (FileEntryForm)form;
80  
81          String cmd = ParamUtil.getString(actionRequest, Constants.CMD);
82  
83          try {
84              if (cmd.equals(Constants.ADD) || cmd.equals(Constants.UPDATE)) {
85                  updateFileEntry(fileEntryForm, actionRequest, actionResponse);
86              }
87              else if (cmd.equals(Constants.DELETE)) {
88                  deleteFileEntry(actionRequest);
89              }
90              else if (cmd.equals(Constants.LOCK)) {
91                  lockFileEntry(actionRequest);
92              }
93              else if (cmd.equals(Constants.UNLOCK)) {
94                  unlockFileEntry(actionRequest);
95              }
96  
97              sendRedirect(actionRequest, actionResponse);
98          }
99          catch (Exception e) {
100             if (e instanceof DuplicateLockException ||
101                 e instanceof NoSuchFileEntryException ||
102                 e instanceof PrincipalException) {
103 
104                 if (e instanceof DuplicateLockException) {
105                     DuplicateLockException dle = (DuplicateLockException)e;
106 
107                     SessionErrors.add(
108                         actionRequest, dle.getClass().getName(), dle.getLock());
109                 }
110                 else {
111                     SessionErrors.add(actionRequest, e.getClass().getName());
112                 }
113 
114                 setForward(actionRequest, "portlet.document_library.error");
115             }
116             else if (e instanceof DuplicateFileException ||
117                      e instanceof DuplicateFolderNameException ||
118                      e instanceof FileNameException ||
119                      e instanceof FileSizeException ||
120                      e instanceof NoSuchFolderException ||
121                      e instanceof SourceFileNameException) {
122 
123                 SessionErrors.add(actionRequest, e.getClass().getName());
124             }
125             else if (e instanceof TagsEntryException) {
126                 SessionErrors.add(actionRequest, e.getClass().getName(), e);
127             }
128             else {
129                 throw e;
130             }
131         }
132     }
133 
134     public ActionForward render(
135             ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
136             RenderRequest renderRequest, RenderResponse renderResponse)
137         throws Exception {
138 
139         try {
140             ActionUtil.getFileEntry(renderRequest);
141         }
142         catch (Exception e) {
143             if (e instanceof NoSuchFileEntryException ||
144                 e instanceof PrincipalException) {
145 
146                 SessionErrors.add(renderRequest, e.getClass().getName());
147 
148                 return mapping.findForward("portlet.document_library.error");
149             }
150             else {
151                 throw e;
152             }
153         }
154 
155         String forward = "portlet.document_library.edit_file_entry";
156 
157         return mapping.findForward(getForward(renderRequest, forward));
158     }
159 
160     protected void deleteFileEntry(ActionRequest actionRequest)
161         throws Exception {
162 
163         long folderId = ParamUtil.getLong(actionRequest, "folderId");
164         String name = ParamUtil.getString(actionRequest, "name");
165         double version = ParamUtil.getDouble(actionRequest, "version");
166 
167         DLFileEntryServiceUtil.deleteFileEntry(folderId, name, version);
168     }
169 
170     protected void lockFileEntry(ActionRequest actionRequest) throws Exception {
171         long folderId = ParamUtil.getLong(actionRequest, "folderId");
172         String name = ParamUtil.getString(actionRequest, "name");
173 
174         DLFileEntryServiceUtil.lockFileEntry(folderId, name);
175     }
176 
177     protected void unlockFileEntry(ActionRequest actionRequest)
178         throws Exception {
179 
180         long folderId = ParamUtil.getLong(actionRequest, "folderId");
181         String name = ParamUtil.getString(actionRequest, "name");
182 
183         DLFileEntryServiceUtil.unlockFileEntry(folderId, name);
184     }
185 
186     protected void updateFileEntry(
187             FileEntryForm fileEntryForm, ActionRequest actionRequest,
188             ActionResponse actionResponse)
189         throws Exception {
190 
191         UploadPortletRequest uploadRequest = PortalUtil.getUploadPortletRequest(
192             actionRequest);
193 
194         String cmd = ParamUtil.getString(uploadRequest, Constants.CMD);
195 
196         ThemeDisplay themeDisplay = (ThemeDisplay)actionRequest.getAttribute(
197             WebKeys.THEME_DISPLAY);
198 
199         long folderId = ParamUtil.getLong(uploadRequest, "folderId");
200         long newFolderId = ParamUtil.getLong(uploadRequest, "newFolderId");
201         String name = ParamUtil.getString(uploadRequest, "name");
202         String sourceFileName = uploadRequest.getFileName("file");
203 
204         String title = ParamUtil.getString(uploadRequest, "title");
205         String description = ParamUtil.getString(uploadRequest, "description");
206 
207         String[] tagsEntries = PortalUtil.getTagsEntries(actionRequest);
208 
209         String extraSettings = PropertiesUtil.toString(
210             fileEntryForm.getExtraSettingsProperties());
211 
212         File file = uploadRequest.getFile("file");
213 
214         String[] communityPermissions = actionRequest.getParameterValues(
215             "communityPermissions");
216         String[] guestPermissions = actionRequest.getParameterValues(
217             "guestPermissions");
218 
219         if (cmd.equals(Constants.ADD)) {
220 
221             // Add file entry
222 
223             DLFolderPermission.check(
224                 themeDisplay.getPermissionChecker(), folderId,
225                 ActionKeys.ADD_DOCUMENT);
226 
227             DLFileEntry entry = DLFileEntryLocalServiceUtil.addFileEntry(
228                 themeDisplay.getUserId(), folderId, sourceFileName, title,
229                 description, tagsEntries, extraSettings, file,
230                 communityPermissions, guestPermissions);
231 
232             AssetPublisherUtil.addAndStoreSelection(
233                 actionRequest, DLFileEntry.class.getName(),
234                 entry.getFileEntryId(), -1);
235         }
236         else {
237 
238             // Update file entry
239 
240             DLFileEntryPermission.check(
241                 themeDisplay.getPermissionChecker(), folderId, name,
242                 ActionKeys.UPDATE);
243 
244             DLFileEntryLocalServiceUtil.updateFileEntry(
245                 themeDisplay.getUserId(), folderId, newFolderId, name,
246                 sourceFileName, title, description, tagsEntries, extraSettings,
247                 file);
248         }
249 
250         AssetPublisherUtil.addRecentFolderId(
251             actionRequest, DLFileEntry.class.getName(), folderId);
252     }
253 
254 }