1   /**
2    * Copyright (c) 2000-2008 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.documentlibrary.service.impl;
24  
25  import com.liferay.documentlibrary.FileNameException;
26  import com.liferay.documentlibrary.FileSizeException;
27  import com.liferay.documentlibrary.SourceFileNameException;
28  import com.liferay.documentlibrary.service.DLLocalService;
29  import com.liferay.documentlibrary.util.Hook;
30  import com.liferay.documentlibrary.util.HookFactory;
31  import com.liferay.portal.PortalException;
32  import com.liferay.portal.SystemException;
33  import com.liferay.portal.kernel.search.Hits;
34  import com.liferay.portal.kernel.util.StringPool;
35  import com.liferay.portal.kernel.util.StringUtil;
36  import com.liferay.portal.kernel.util.Validator;
37  import com.liferay.portal.lucene.LuceneFields;
38  import com.liferay.portal.lucene.LuceneUtil;
39  import com.liferay.portal.util.PropsValues;
40  import com.liferay.util.FileUtil;
41  import com.liferay.util.lucene.HitsImpl;
42  
43  import java.io.File;
44  import java.io.InputStream;
45  
46  import org.apache.lucene.index.Term;
47  import org.apache.lucene.search.BooleanClause;
48  import org.apache.lucene.search.BooleanQuery;
49  import org.apache.lucene.search.Searcher;
50  import org.apache.lucene.search.TermQuery;
51  
52  /**
53   * <a href="DLLocalServiceImpl.java.html"><b><i>View Source</i></b></a>
54   *
55   * @author Brian Wing Shun Chan
56   *
57   */
58  public class DLLocalServiceImpl implements DLLocalService {
59  
60      public void addFile(
61              long companyId, String portletId, long groupId, long repositoryId,
62              String fileName, String properties, String[] tagsEntries,
63              InputStream is)
64          throws PortalException, SystemException {
65  
66          validate(fileName, is);
67  
68          Hook hook = HookFactory.getInstance();
69  
70          hook.addFile(
71              companyId, portletId, groupId, repositoryId, fileName, properties,
72              tagsEntries, is);
73      }
74  
75      public void checkRoot(long companyId) throws SystemException {
76          Hook hook = HookFactory.getInstance();
77  
78          hook.checkRoot(companyId);
79      }
80  
81      public InputStream getFileAsStream(
82              long companyId, long repositoryId, String fileName)
83          throws PortalException, SystemException {
84  
85          Hook hook = HookFactory.getInstance();
86  
87          return hook.getFileAsStream(companyId, repositoryId, fileName);
88      }
89  
90      public InputStream getFileAsStream(
91              long companyId, long repositoryId, String fileName,
92              double versionNumber)
93          throws PortalException, SystemException {
94  
95          Hook hook = HookFactory.getInstance();
96  
97          return hook.getFileAsStream(
98              companyId, repositoryId, fileName, versionNumber);
99      }
100 
101     public boolean hasFile(
102             long companyId, long repositoryId, String fileName,
103             double versionNumber)
104         throws PortalException, SystemException {
105 
106         Hook hook = HookFactory.getInstance();
107 
108         return hook.hasFile(companyId, repositoryId, fileName, versionNumber);
109     }
110 
111     public void move(String srcDir, String destDir) throws SystemException {
112         Hook hook = HookFactory.getInstance();
113 
114         hook.move(srcDir, destDir);
115     }
116 
117     public Hits search(
118             long companyId, String portletId, long groupId,
119             long[] repositoryIds, String keywords)
120         throws SystemException {
121 
122         Searcher searcher = null;
123 
124         try {
125             HitsImpl hits = new HitsImpl();
126 
127             BooleanQuery contextQuery = new BooleanQuery();
128 
129             LuceneUtil.addRequiredTerm(
130                 contextQuery, LuceneFields.PORTLET_ID, portletId);
131 
132             if (groupId > 0) {
133                 LuceneUtil.addRequiredTerm(
134                     contextQuery, LuceneFields.GROUP_ID, groupId);
135             }
136 
137             if ((repositoryIds != null) && (repositoryIds.length > 0)) {
138                 BooleanQuery repositoryIdsQuery = new BooleanQuery();
139 
140                 for (int i = 0; i < repositoryIds.length; i++) {
141                     Term term = new Term(
142                         "repositoryId", String.valueOf(repositoryIds[i]));
143                     TermQuery termQuery = new TermQuery(term);
144 
145                     repositoryIdsQuery.add(
146                         termQuery, BooleanClause.Occur.SHOULD);
147                 }
148 
149                 contextQuery.add(repositoryIdsQuery, BooleanClause.Occur.MUST);
150             }
151 
152             BooleanQuery searchQuery = new BooleanQuery();
153 
154             if (Validator.isNotNull(keywords)) {
155                 LuceneUtil.addTerm(searchQuery, LuceneFields.CONTENT, keywords);
156                 LuceneUtil.addTerm(
157                     searchQuery, LuceneFields.PROPERTIES, keywords);
158                 LuceneUtil.addTerm(
159                     searchQuery, LuceneFields.TAG_ENTRY, keywords);
160             }
161 
162             BooleanQuery fullQuery = new BooleanQuery();
163 
164             fullQuery.add(contextQuery, BooleanClause.Occur.MUST);
165 
166             if (searchQuery.clauses().size() > 0) {
167                 fullQuery.add(searchQuery, BooleanClause.Occur.MUST);
168             }
169 
170             searcher = LuceneUtil.getSearcher(companyId);
171 
172             hits.recordHits(searcher.search(fullQuery), searcher);
173 
174             return hits;
175         }
176         catch (Exception e) {
177             return LuceneUtil.closeSearcher(searcher, keywords, e);
178         }
179     }
180 
181     public void updateFile(
182             long companyId, String portletId, long groupId, long repositoryId,
183             String fileName, double versionNumber, String sourceFileName,
184             String properties, String[] tagsEntries, InputStream is)
185         throws PortalException, SystemException {
186 
187         validate(fileName, sourceFileName, is);
188 
189         Hook hook = HookFactory.getInstance();
190 
191         hook.updateFile(
192             companyId, portletId, groupId, repositoryId, fileName,
193             versionNumber, sourceFileName, properties, tagsEntries, is);
194     }
195 
196     public void validate(String fileName, File file) throws PortalException {
197         validate(fileName);
198 
199         if ((PropsValues.DL_FILE_MAX_SIZE > 0) &&
200             ((file == null) ||
201              (file.length() > PropsValues.DL_FILE_MAX_SIZE))) {
202 
203             throw new FileSizeException(fileName);
204         }
205     }
206 
207     public void validate(String fileName, byte[] byteArray)
208         throws PortalException {
209 
210         validate(fileName);
211 
212         if ((PropsValues.DL_FILE_MAX_SIZE > 0) &&
213             ((byteArray == null) ||
214              (byteArray.length > PropsValues.DL_FILE_MAX_SIZE))) {
215 
216             throw new FileSizeException(fileName);
217         }
218     }
219 
220     public void validate(String fileName, InputStream is)
221         throws PortalException {
222 
223         validate(fileName);
224 
225         if (is == null) {
226             throw new FileSizeException(fileName);
227         }
228     }
229 
230     public void validate(String fileName) throws PortalException {
231         if ((fileName.indexOf("\\\\") != -1) ||
232             (fileName.indexOf("//") != -1) ||
233             (fileName.indexOf(":") != -1) ||
234             (fileName.indexOf("*") != -1) ||
235             (fileName.indexOf("?") != -1) ||
236             (fileName.indexOf("\"") != -1) ||
237             (fileName.indexOf("<") != -1) ||
238             (fileName.indexOf(">") != -1) ||
239             (fileName.indexOf("|") != -1) ||
240             (fileName.indexOf("&") != -1) ||
241             (fileName.indexOf("[") != -1) ||
242             (fileName.indexOf("]") != -1) ||
243             (fileName.indexOf("'") != -1)) {
244 
245             throw new FileNameException(fileName);
246         }
247 
248         boolean validFileExtension = false;
249 
250         String[] fileExtensions = PropsValues.DL_FILE_EXTENSIONS;
251 
252         if (!PropsValues.WEBDAV_LITMUS) {
253             for (int i = 0; i < fileExtensions.length; i++) {
254                 if (StringPool.STAR.equals(fileExtensions[i]) ||
255                     StringUtil.endsWith(fileName, fileExtensions[i])) {
256 
257                     validFileExtension = true;
258 
259                     break;
260                 }
261             }
262 
263             if (!validFileExtension) {
264                 throw new FileNameException(fileName);
265             }
266         }
267     }
268 
269     public void validate(String fileName, String sourceFileName, InputStream is)
270         throws PortalException {
271 
272         String fileNameExtension = FileUtil.getExtension(fileName);
273         String sourceFileNameExtension = FileUtil.getExtension(sourceFileName);
274 
275         if (!PropsValues.WEBDAV_LITMUS) {
276             if (Validator.isNull(fileNameExtension) ||
277                 !fileNameExtension.equalsIgnoreCase(sourceFileNameExtension)) {
278 
279                 throw new SourceFileNameException(sourceFileName);
280             }
281         }
282 
283         if (is == null) {
284             throw new FileSizeException(fileName);
285         }
286     }
287 
288 }