001
014
015 package com.liferay.portal.kernel.search;
016
017 import com.liferay.portal.kernel.log.Log;
018 import com.liferay.portal.kernel.log.LogFactoryUtil;
019 import com.liferay.portal.kernel.util.GetterUtil;
020 import com.liferay.portal.kernel.util.Validator;
021 import com.liferay.portal.kernel.util.WebKeys;
022 import com.liferay.portal.kernel.xml.Element;
023 import com.liferay.portal.model.Portlet;
024 import com.liferay.portal.service.PortletLocalServiceUtil;
025 import com.liferay.portal.theme.ThemeDisplay;
026 import com.liferay.portlet.ratings.model.RatingsStats;
027 import com.liferay.portlet.ratings.service.RatingsStatsLocalServiceUtil;
028
029 import java.util.Date;
030
031 import javax.portlet.PortletURL;
032
033 import javax.servlet.http.HttpServletRequest;
034
035
039 public abstract class HitsOpenSearchImpl extends BaseOpenSearchImpl {
040
041 public abstract String getPortletId();
042
043 public abstract String getSearchPath();
044
045 public Summary getSummary(
046 Indexer indexer, Document document, String snippet,
047 PortletURL portletURL) {
048
049 return indexer.getSummary(document, snippet, portletURL);
050 }
051
052 public abstract String getTitle(String keywords);
053
054 public String search(
055 HttpServletRequest request, long groupId, long userId,
056 String keywords, int startPage, int itemsPerPage, String format)
057 throws SearchException {
058
059 try {
060 ThemeDisplay themeDisplay = (ThemeDisplay)request.getAttribute(
061 WebKeys.THEME_DISPLAY);
062
063 int start = (startPage * itemsPerPage) - itemsPerPage;
064 int end = startPage * itemsPerPage;
065
066 SearchContext searchContext = SearchContextFactory.getInstance(
067 request);
068
069 searchContext.setGroupIds(new long[] {groupId});
070 searchContext.setEnd(end);
071 searchContext.setKeywords(keywords);
072 searchContext.setScopeStrict(false);
073 searchContext.setStart(start);
074 searchContext.setUserId(userId);
075
076 Portlet portlet = PortletLocalServiceUtil.getPortletById(
077 themeDisplay.getCompanyId(), getPortletId());
078
079 Indexer indexer = portlet.getIndexerInstance();
080
081 Hits results = indexer.search(searchContext);
082
083 String[] queryTerms = results.getQueryTerms();
084
085 int total = results.getLength();
086
087 Object[] values = addSearchResults(
088 queryTerms, keywords, startPage, itemsPerPage, total, start,
089 getTitle(keywords), getSearchPath(), format, themeDisplay);
090
091 com.liferay.portal.kernel.xml.Document doc =
092 (com.liferay.portal.kernel.xml.Document)values[0];
093 Element root = (Element)values[1];
094
095 for (int i = 0; i < results.getDocs().length; i++) {
096 Document result = results.doc(i);
097
098 String portletId = result.get(Field.PORTLET_ID);
099
100 String snippet = results.snippet(i);
101
102 long resultGroupId = GetterUtil.getLong(
103 result.get(Field.GROUP_ID));
104
105 PortletURL portletURL = getPortletURL(
106 request, portletId, resultGroupId);
107
108 Summary summary = getSummary(
109 indexer, result, snippet, portletURL);
110
111 String title = summary.getTitle();
112 String url = getURL(
113 themeDisplay, resultGroupId, result, portletURL);
114 Date modifedDate = result.getDate(Field.MODIFIED);
115 String content = summary.getContent();
116
117 String[] tags = new String[0];
118
119 Field assetTagNamesField = result.getFields().get(
120 Field.ASSET_TAG_NAMES);
121
122 if (assetTagNamesField != null) {
123 tags = assetTagNamesField.getValues();
124 }
125
126 double ratings = 0.0;
127
128 String entryClassName = result.get(Field.ENTRY_CLASS_NAME);
129 long entryClassPK = GetterUtil.getLong(
130 result.get(Field.ENTRY_CLASS_PK));
131
132 if ((Validator.isNotNull(entryClassName)) &&
133 (entryClassPK > 0)) {
134
135 RatingsStats stats = RatingsStatsLocalServiceUtil.getStats(
136 entryClassName, entryClassPK);
137
138 ratings = stats.getTotalScore();
139 }
140
141 double score = results.score(i);
142
143 addSearchResult(
144 root, resultGroupId, entryClassName, entryClassPK, title,
145 url, modifedDate, content, tags, ratings, score, format);
146 }
147
148 if (_log.isDebugEnabled()) {
149 _log.debug("Return\n" + doc.asXML());
150 }
151
152 return doc.asXML();
153 }
154 catch (Exception e) {
155 throw new SearchException(e);
156 }
157 }
158
159 protected String getURL(
160 ThemeDisplay themeDisplay, long groupId, Document result,
161 PortletURL portletURL)
162 throws Exception {
163
164 return portletURL.toString();
165 }
166
167 private static Log _log = LogFactoryUtil.getLog(HitsOpenSearchImpl.class);
168
169 }