1   /**
2    * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
3    *
4    * The contents of this file are subject to the terms of the Liferay Enterprise
5    * Subscription License ("License"). You may not use this file except in
6    * compliance with the License. You can obtain a copy of the License by
7    * contacting Liferay, Inc. See the License for the specific language governing
8    * permissions and limitations under the License, including but not limited to
9    * distribution rights of the Software.
10   *
11   *
12   * 
13   */
14  
15  package com.liferay.documentlibrary.service.impl;
16  
17  import com.liferay.documentlibrary.FileNameException;
18  import com.liferay.documentlibrary.FileSizeException;
19  import com.liferay.documentlibrary.SourceFileNameException;
20  import com.liferay.documentlibrary.service.DLLocalService;
21  import com.liferay.documentlibrary.util.Hook;
22  import com.liferay.portal.PortalException;
23  import com.liferay.portal.SystemException;
24  import com.liferay.portal.kernel.annotation.BeanReference;
25  import com.liferay.portal.kernel.search.BooleanClauseOccur;
26  import com.liferay.portal.kernel.search.BooleanQuery;
27  import com.liferay.portal.kernel.search.BooleanQueryFactoryUtil;
28  import com.liferay.portal.kernel.search.Field;
29  import com.liferay.portal.kernel.search.Hits;
30  import com.liferay.portal.kernel.search.SearchEngineUtil;
31  import com.liferay.portal.kernel.search.TermQuery;
32  import com.liferay.portal.kernel.search.TermQueryFactoryUtil;
33  import com.liferay.portal.kernel.util.FileUtil;
34  import com.liferay.portal.kernel.util.PropsKeys;
35  import com.liferay.portal.kernel.util.StringPool;
36  import com.liferay.portal.kernel.util.StringUtil;
37  import com.liferay.portal.kernel.util.Validator;
38  import com.liferay.portal.model.Group;
39  import com.liferay.portal.service.GroupLocalService;
40  import com.liferay.portal.util.PrefsPropsUtil;
41  import com.liferay.portal.util.PropsValues;
42  import com.liferay.portlet.documentlibrary.model.DLFileEntry;
43  import com.liferay.portlet.documentlibrary.service.DLFolderService;
44  
45  import java.io.File;
46  import java.io.IOException;
47  import java.io.InputStream;
48  
49  import java.util.Date;
50  
51  /**
52   * <a href="DLLocalServiceImpl.java.html"><b><i>View Source</i></b></a>
53   *
54   * @author Brian Wing Shun Chan
55   */
56  public class DLLocalServiceImpl implements DLLocalService {
57  
58      public void addFile(
59              long companyId, String portletId, long groupId, long repositoryId,
60              String fileName, long fileEntryId, String properties,
61              Date modifiedDate, String[] tagsCategories, String[] tagsEntries,
62              InputStream is)
63          throws PortalException, SystemException {
64  
65          validate(fileName, is);
66  
67          hook.addFile(
68              companyId, portletId, groupId, repositoryId, fileName, fileEntryId,
69              properties, modifiedDate, tagsCategories, tagsEntries, is);
70      }
71  
72      public void checkRoot(long companyId) throws SystemException {
73          hook.checkRoot(companyId);
74      }
75  
76      public InputStream getFileAsStream(
77              long companyId, long repositoryId, String fileName)
78          throws PortalException, SystemException {
79  
80          return hook.getFileAsStream(companyId, repositoryId, fileName);
81      }
82  
83      public InputStream getFileAsStream(
84              long companyId, long repositoryId, String fileName,
85              double versionNumber)
86          throws PortalException, SystemException {
87  
88          return hook.getFileAsStream(
89              companyId, repositoryId, fileName, versionNumber);
90      }
91  
92      public boolean hasFile(
93              long companyId, long repositoryId, String fileName,
94              double versionNumber)
95          throws PortalException, SystemException {
96  
97          return hook.hasFile(companyId, repositoryId, fileName, versionNumber);
98      }
99  
100     public void move(String srcDir, String destDir) throws SystemException {
101         hook.move(srcDir, destDir);
102     }
103 
104     public Hits search(
105             long companyId, String portletId, long groupId,
106             long userId, long[] repositoryIds, String keywords, int start,
107             int end)
108         throws SystemException {
109 
110         try {
111             BooleanQuery contextQuery = BooleanQueryFactoryUtil.create();
112 
113             contextQuery.addRequiredTerm(Field.PORTLET_ID, portletId);
114 
115             if (groupId > 0) {
116                 Group group = groupLocalService.getGroup(groupId);
117 
118                 if (group.isLayout()) {
119                     contextQuery.addRequiredTerm(Field.SCOPE_GROUP_ID, groupId);
120 
121                     groupId = group.getParentGroupId();
122                 }
123 
124                 contextQuery.addRequiredTerm(Field.GROUP_ID, groupId);
125             }
126 
127             if ((repositoryIds != null) && (repositoryIds.length > 0)) {
128                 BooleanQuery repositoryIdsQuery =
129                     BooleanQueryFactoryUtil.create();
130 
131                 for (long repositoryId : repositoryIds) {
132                     try {
133                         if (userId > 0) {
134                             try {
135                                 dlFolderService.getFolder(repositoryId);
136                             }
137                             catch (Exception e) {
138                                 continue;
139                             }
140                         }
141 
142                         TermQuery termQuery = TermQueryFactoryUtil.create(
143                             "repositoryId", repositoryId);
144 
145                         repositoryIdsQuery.add(
146                             termQuery, BooleanClauseOccur.SHOULD);
147                     }
148                     catch (Exception e) {
149                     }
150                 }
151 
152                 contextQuery.add(repositoryIdsQuery, BooleanClauseOccur.MUST);
153             }
154 
155             BooleanQuery searchQuery = BooleanQueryFactoryUtil.create();
156 
157             if (Validator.isNotNull(keywords)) {
158                 searchQuery.addTerm(Field.CONTENT, keywords);
159                 searchQuery.addTerm(Field.PROPERTIES, keywords);
160                 searchQuery.addTerm(Field.TAGS_ENTRIES, keywords, true);
161             }
162 
163             BooleanQuery fullQuery = BooleanQueryFactoryUtil.create();
164 
165             fullQuery.add(contextQuery, BooleanClauseOccur.MUST);
166 
167             if (searchQuery.clauses().size() > 0) {
168                 fullQuery.add(searchQuery, BooleanClauseOccur.MUST);
169             }
170 
171             return SearchEngineUtil.search(
172                 companyId, groupId, userId, DLFileEntry.class.getName(),
173                 fullQuery, start, end);
174         }
175         catch (Exception e) {
176             throw new SystemException(e);
177         }
178     }
179 
180     public void updateFile(
181             long companyId, String portletId, long groupId, long repositoryId,
182             String fileName, double versionNumber, String sourceFileName,
183             long fileEntryId, String properties, Date modifiedDate,
184             String[] tagsCategories, String[] tagsEntries, InputStream is)
185         throws PortalException, SystemException {
186 
187         validate(fileName, sourceFileName, is);
188 
189         hook.updateFile(
190             companyId, portletId, groupId, repositoryId, fileName,
191             versionNumber, sourceFileName, fileEntryId, properties,
192             modifiedDate, tagsCategories, tagsEntries, is);
193     }
194 
195     public void validate(String fileName, File file)
196         throws PortalException, SystemException {
197 
198         validate(fileName);
199 
200         if (((PropsValues.WEBDAV_LITMUS) ||
201              (PrefsPropsUtil.getLong(PropsKeys.DL_FILE_MAX_SIZE) > 0)) &&
202             ((file == null) ||
203              (file.length() >
204                 PrefsPropsUtil.getLong(PropsKeys.DL_FILE_MAX_SIZE)))) {
205 
206             throw new FileSizeException(fileName);
207         }
208     }
209 
210     public void validate(String fileName, byte[] bytes)
211         throws PortalException, SystemException {
212 
213         validate(fileName);
214 
215         if (((PropsValues.WEBDAV_LITMUS) ||
216             (PrefsPropsUtil.getLong(PropsKeys.DL_FILE_MAX_SIZE) > 0)) &&
217             ((bytes == null) ||
218             (bytes.length >
219                  PrefsPropsUtil.getLong(PropsKeys.DL_FILE_MAX_SIZE)))) {
220 
221             throw new FileSizeException(fileName);
222         }
223     }
224 
225     public void validate(String fileName, InputStream is)
226         throws PortalException, SystemException {
227 
228         validate(fileName);
229 
230         // LEP-4851
231 
232         try {
233             if (((PropsValues.WEBDAV_LITMUS) ||
234                 (PrefsPropsUtil.getLong(PropsKeys.DL_FILE_MAX_SIZE) > 0)) &&
235                 ((is == null) ||
236                 (is.available() >
237                      PrefsPropsUtil.getLong(PropsKeys.DL_FILE_MAX_SIZE)))) {
238 
239                 throw new FileSizeException(fileName);
240             }
241         }
242         catch (IOException ioe) {
243             throw new FileSizeException(ioe.getMessage());
244         }
245     }
246 
247     public void validate(String fileName)
248         throws PortalException, SystemException {
249 
250         if ((fileName.indexOf("\\\\") != -1) ||
251             (fileName.indexOf("//") != -1) ||
252             (fileName.indexOf(":") != -1) ||
253             (fileName.indexOf("*") != -1) ||
254             (fileName.indexOf("?") != -1) ||
255             (fileName.indexOf("\"") != -1) ||
256             (fileName.indexOf("<") != -1) ||
257             (fileName.indexOf(">") != -1) ||
258             (fileName.indexOf("|") != -1) ||
259             (fileName.indexOf("[") != -1) ||
260             (fileName.indexOf("]") != -1) ||
261             (fileName.indexOf("'") != -1)) {
262 
263             throw new FileNameException(fileName);
264         }
265 
266         boolean validFileExtension = false;
267 
268         String[] fileExtensions = PrefsPropsUtil.getStringArray(
269             PropsKeys.DL_FILE_EXTENSIONS, StringPool.COMMA);
270 
271         if (!PropsValues.WEBDAV_LITMUS) {
272             for (int i = 0; i < fileExtensions.length; i++) {
273                 if (StringPool.STAR.equals(fileExtensions[i]) ||
274                     StringUtil.endsWith(fileName, fileExtensions[i])) {
275 
276                     validFileExtension = true;
277 
278                     break;
279                 }
280             }
281 
282             if (!validFileExtension) {
283                 throw new FileNameException(fileName);
284             }
285         }
286     }
287 
288     public void validate(String fileName, String sourceFileName, InputStream is)
289         throws PortalException, SystemException {
290 
291         String fileNameExtension = FileUtil.getExtension(fileName);
292         String sourceFileNameExtension = FileUtil.getExtension(sourceFileName);
293 
294         if (!PropsValues.WEBDAV_LITMUS) {
295             if (Validator.isNull(fileNameExtension) ||
296                 !fileNameExtension.equalsIgnoreCase(sourceFileNameExtension)) {
297 
298                 throw new SourceFileNameException(sourceFileName);
299             }
300         }
301 
302         try {
303             if (((PropsValues.WEBDAV_LITMUS) ||
304                  (PrefsPropsUtil.getLong(PropsKeys.DL_FILE_MAX_SIZE) > 0)) &&
305                 ((is == null) ||
306                  (is.available() >
307                     PrefsPropsUtil.getLong(PropsKeys.DL_FILE_MAX_SIZE)))) {
308 
309                 throw new FileSizeException(fileName);
310             }
311         }
312         catch (IOException ioe) {
313             throw new FileSizeException(ioe.getMessage());
314         }
315     }
316 
317     @BeanReference(type = GroupLocalService.class)
318     protected GroupLocalService groupLocalService;
319 
320     @BeanReference(type = DLFolderService.class)
321     protected DLFolderService dlFolderService;
322 
323     @BeanReference(type = Hook.class)
324     protected Hook hook;
325 
326 }