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.portal.search;
16  
17  import com.liferay.portal.kernel.log.Log;
18  import com.liferay.portal.kernel.log.LogFactoryUtil;
19  import com.liferay.portal.kernel.search.Document;
20  import com.liferay.portal.kernel.search.DocumentSummary;
21  import com.liferay.portal.kernel.search.Field;
22  import com.liferay.portal.kernel.search.Hits;
23  import com.liferay.portal.kernel.search.Indexer;
24  import com.liferay.portal.kernel.search.SearchException;
25  import com.liferay.portal.kernel.util.CharPool;
26  import com.liferay.portal.kernel.util.GetterUtil;
27  import com.liferay.portal.kernel.util.HttpUtil;
28  import com.liferay.portal.kernel.util.InstancePool;
29  import com.liferay.portal.kernel.util.StringBundler;
30  import com.liferay.portal.kernel.util.StringPool;
31  import com.liferay.portal.kernel.util.Validator;
32  import com.liferay.portal.kernel.xml.Element;
33  import com.liferay.portal.model.Layout;
34  import com.liferay.portal.model.Portlet;
35  import com.liferay.portal.service.CompanyLocalServiceUtil;
36  import com.liferay.portal.service.LayoutLocalServiceUtil;
37  import com.liferay.portal.service.PortletLocalServiceUtil;
38  import com.liferay.portal.theme.ThemeDisplay;
39  import com.liferay.portal.util.PortalUtil;
40  import com.liferay.portal.util.PortletKeys;
41  import com.liferay.portal.util.WebKeys;
42  import com.liferay.portlet.journal.service.JournalContentSearchLocalServiceUtil;
43  
44  import java.util.Date;
45  import java.util.List;
46  
47  import javax.portlet.PortletURL;
48  
49  import javax.servlet.http.HttpServletRequest;
50  
51  /**
52   * <a href="PortalOpenSearchImpl.java.html"><b><i>View Source</i></b></a>
53   *
54   * @author Charles May
55   * @author Brian Wing Shun Chan
56   */
57  public class PortalOpenSearchImpl extends BaseOpenSearchImpl {
58  
59      public static final String SEARCH_PATH = "/c/search/open_search";
60  
61      public String search(
62              HttpServletRequest request, long groupId, long userId,
63              String keywords, int startPage, int itemsPerPage, String format)
64          throws SearchException {
65  
66          try {
67              ThemeDisplay themeDisplay = (ThemeDisplay)request.getAttribute(
68                  WebKeys.THEME_DISPLAY);
69  
70              int start = (startPage * itemsPerPage) - itemsPerPage;
71              int end = startPage * itemsPerPage;
72  
73              Hits results = CompanyLocalServiceUtil.search(
74                  themeDisplay.getCompanyId(), userId, keywords, start, end);
75  
76              String[] queryTerms = results.getQueryTerms();
77  
78              int total = results.getLength();
79  
80              Object[] values = addSearchResults(
81                  queryTerms, keywords, startPage, itemsPerPage, total, start,
82                  "Liferay Portal Search: " + keywords, SEARCH_PATH, format,
83                  themeDisplay);
84  
85              com.liferay.portal.kernel.xml.Document doc =
86                  (com.liferay.portal.kernel.xml.Document)values[0];
87              Element root = (Element)values[1];
88  
89              for (int i = 0; i < results.getDocs().length; i++) {
90                  Document result = results.doc(i);
91  
92                  String portletId = result.get(Field.PORTLET_ID);
93  
94                  Portlet portlet = PortletLocalServiceUtil.getPortletById(
95                      themeDisplay.getCompanyId(), portletId);
96  
97                  if (portlet == null) {
98                      continue;
99                  }
100 
101                 String portletTitle = PortalUtil.getPortletTitle(
102                     portletId, themeDisplay.getUser());
103 
104                 long resultGroupId = GetterUtil.getLong(
105                     result.get(Field.GROUP_ID));
106 
107                 String title = StringPool.BLANK;
108 
109                 PortletURL portletURL = getPortletURL(
110                     request, portletId, resultGroupId);
111 
112                 String url = portletURL.toString();
113 
114                 Date modifedDate = result.getDate(Field.MODIFIED);
115 
116                 String content = StringPool.BLANK;
117 
118                 if (Validator.isNotNull(portlet.getIndexerClass())) {
119                     Indexer indexer = (Indexer)InstancePool.get(
120                         portlet.getIndexerClass());
121 
122                     String snippet = results.snippet(i);
123 
124                     DocumentSummary docSummary = indexer.getDocumentSummary(
125                         result, snippet, portletURL);
126 
127                     title = docSummary.getTitle();
128                     url = portletURL.toString();
129                     content = docSummary.getContent();
130 
131                     if (portlet.getPortletId().equals(PortletKeys.JOURNAL)) {
132                         url = getJournalURL(
133                             themeDisplay, resultGroupId, result);
134                     }
135                 }
136 
137                 double score = results.score(i);
138 
139                 addSearchResult(
140                     root, portletTitle + " " + CharPool.RAQUO + " " + title,
141                     url, modifedDate, content, score, format);
142             }
143 
144             if (_log.isDebugEnabled()) {
145                 _log.debug("Return\n" + doc.asXML());
146             }
147 
148             return doc.asXML();
149 
150         }
151         catch (Exception e) {
152             throw new SearchException(e);
153         }
154     }
155 
156     protected String getJournalURL(
157             ThemeDisplay themeDisplay, long groupId, Document result)
158         throws Exception {
159 
160         Layout layout = themeDisplay.getLayout();
161 
162         String articleId = result.get(Field.ENTRY_CLASS_PK);
163         String version = result.get("version");
164 
165         List<Long> hitLayoutIds =
166             JournalContentSearchLocalServiceUtil.getLayoutIds(
167                 layout.getGroupId(), layout.isPrivateLayout(), articleId);
168 
169         if (hitLayoutIds.size() > 0) {
170             Long hitLayoutId = hitLayoutIds.get(0);
171 
172             Layout hitLayout = LayoutLocalServiceUtil.getLayout(
173                 layout.getGroupId(), layout.isPrivateLayout(),
174                 hitLayoutId.longValue());
175 
176             String url = PortalUtil.getLayoutURL(hitLayout, themeDisplay);
177 
178             url = HttpUtil.setParameter(url, "groupId", groupId);
179             url = HttpUtil.setParameter(url, "articleId", articleId);
180 
181             return url;
182         }
183         else {
184             StringBundler sb = new StringBundler(7);
185 
186             sb.append(themeDisplay.getPathMain());
187             sb.append("/journal/view_article_content?groupId=");
188             sb.append(groupId);
189             sb.append("&articleId=");
190             sb.append(articleId);
191             sb.append("&version=");
192             sb.append(version);
193 
194             return sb.toString();
195         }
196     }
197 
198     private static Log _log = LogFactoryUtil.getLog(PortalOpenSearchImpl.class);
199 
200 }