1
22
23 package com.liferay.portal.search;
24
25 import com.liferay.portal.kernel.search.Document;
26 import com.liferay.portal.kernel.search.DocumentSummary;
27 import com.liferay.portal.kernel.search.Field;
28 import com.liferay.portal.kernel.search.Hits;
29 import com.liferay.portal.kernel.search.Indexer;
30 import com.liferay.portal.kernel.search.SearchException;
31 import com.liferay.portal.kernel.util.GetterUtil;
32 import com.liferay.portal.kernel.util.InstancePool;
33 import com.liferay.portal.kernel.util.Validator;
34 import com.liferay.portal.model.Portlet;
35 import com.liferay.portal.service.PortletLocalServiceUtil;
36 import com.liferay.portal.theme.ThemeDisplay;
37 import com.liferay.portal.util.WebKeys;
38 import com.liferay.portlet.ratings.model.RatingsStats;
39 import com.liferay.portlet.ratings.service.RatingsStatsLocalServiceUtil;
40
41 import java.util.Date;
42
43 import javax.portlet.PortletURL;
44
45 import javax.servlet.http.HttpServletRequest;
46
47 import org.apache.commons.logging.Log;
48 import org.apache.commons.logging.LogFactory;
49
50 import org.dom4j.Element;
51
52
59 public abstract class HitsOpenSearchImpl extends BaseOpenSearchImpl {
60
61 public abstract Hits getHits(
62 long companyId, String keywords, int start, int end)
63 throws Exception;
64
65 public abstract String getSearchPath();
66
67 public abstract String getTitle(String keywords);
68
69 public String search(
70 HttpServletRequest request, String keywords, int startPage,
71 int itemsPerPage)
72 throws SearchException {
73
74 try {
75 ThemeDisplay themeDisplay = (ThemeDisplay)request.getAttribute(
76 WebKeys.THEME_DISPLAY);
77
78 int start = (startPage * itemsPerPage) - itemsPerPage;
79 int end = startPage * itemsPerPage;
80
81 Hits results = getHits(
82 themeDisplay.getCompanyId(), keywords, start, end);
83
84 int total = results.getLength();
85
86 Object[] values = addSearchResults(
87 keywords, startPage, itemsPerPage, total, start,
88 getTitle(keywords), getSearchPath(), themeDisplay);
89
90 org.dom4j.Document doc = (org.dom4j.Document)values[0];
91 Element root = (Element)values[1];
92
93 for (int i = 0; i < results.getDocs().length; i++) {
94 Document result = results.doc(i);
95
96 String portletId = result.get(Field.PORTLET_ID);
97
98 Portlet portlet = PortletLocalServiceUtil.getPortletById(
99 themeDisplay.getCompanyId(), portletId);
100
101
104 long groupId = GetterUtil.getLong(result.get(Field.GROUP_ID));
105
106 PortletURL portletURL = getPortletURL(
107 request, portletId, groupId);
108
109 Indexer indexer = (Indexer)InstancePool.get(
110 portlet.getIndexerClass());
111
112 DocumentSummary docSummary = indexer.getDocumentSummary(
113 result, portletURL);
114
115 String title = docSummary.getTitle();
116 String url = getURL(themeDisplay, groupId, result, portletURL);
117 Date modifedDate = result.getDate(Field.MODIFIED);
118 String content = docSummary.getContent();
119
120 String[] tags = new String[0];
121
122 Field tagsEntriesField = result.getFields().get(
123 Field.TAGS_ENTRIES);
124
125 if (tagsEntriesField != null) {
126 tags = tagsEntriesField.getValues();
127 }
128
129 double ratings = 0.0;
130
131 String entryClassName = result.get(Field.ENTRY_CLASS_NAME);
132 long entryClassPK = GetterUtil.getLong(
133 result.get(Field.ENTRY_CLASS_PK));
134
135 if ((Validator.isNotNull(entryClassName)) &&
136 (entryClassPK > 0)) {
137
138 RatingsStats stats = RatingsStatsLocalServiceUtil.getStats(
139 entryClassName, entryClassPK);
140
141 ratings = stats.getTotalScore();
142 }
143
144 double score = results.score(i);
145
146 addSearchResult(
147 root, title, url, modifedDate, content, tags, ratings,
148 score);
149 }
150
151 if (_log.isDebugEnabled()) {
152 _log.debug("Return\n" + doc.asXML());
153 }
154
155 return doc.asXML();
156 }
157 catch (Exception e) {
158 throw new SearchException(e);
159 }
160 }
161
162 protected String getURL(
163 ThemeDisplay themeDisplay, long groupId, Document result,
164 PortletURL portletURL)
165 throws Exception {
166
167 return portletURL.toString();
168 }
169
170 private static Log _log = LogFactory.getLog(HitsOpenSearchImpl.class);
171
172 }