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1 package org.enhydra.snapper.business;
2
3 import java.io.File  ;
4 import java.util.Enumeration ;
5 import java.util.Vector ;
6 import java.util.Properties ;
7
8 import org.enhydra.snapper.Log;
9 import org.enhydra.snapper.SnapperManager;
10 import org.enhydra.snapper.Snapper;
11
12 import org.enhydra.snapper.spec.*;
13 import org.enhydra.snapper.api.*;
14 import com.lutris.appserver.server.sql.DBTransaction;
15
16
20
21 public class SearcherBaseImpl implements SearcherBase{
22
23 Searcher searcher;
24 String defaultIndexDir = Snapper.getIndexDir();
25 SiteListImpl siteList = new SiteListImpl();
26 Properties luceneParameters = new Properties ();
27 Properties highlightParameters = new Properties ();
28 Properties requestParameters = new Properties ();
29
30 public void setUpSearcher(Properties sitesIDs,DBTransaction dbt)
31 {
32 try
33 {
34 Properties prop = new Properties ();
35
36
37 for (Enumeration e = sitesIDs.propertyNames() ; e.hasMoreElements() ;)
38 {
39 String siteId = (String )e.nextElement();
40 String siteName = null;
41 String indexDir = null;
42 try {
43 SiteList sl = SiteListFactory.getSiteList("org.enhydra.snapper.business.SiteListImpl");
44 Site site = sl.findSiteByID(siteId,dbt);
45 indexDir = site.getINDEXDIR();
46 siteName = site.getName();
47
48 }catch (Exception exx){
49 try{
50 SnapperManager.getInstance().getLoggingManager().warn("Could not get index directory for site ID : "+siteId+" \n caught a " + e.getClass() +
51 "\n with message: " + exx.getMessage());
52 } catch (Exception ex) {
53 System.out.println(" caught a " + e.getClass() +
54 "\n with message: " + exx.getMessage());
55 }
56 }
57
58
59 File temp;
60
61 if(indexDir!=null&&!indexDir.equals(""))
62 {
63 temp=new File (indexDir);
64 }
65 else
66 {
67 if(defaultIndexDir.endsWith("\\")||defaultIndexDir.endsWith("/"))
68 temp=new File (defaultIndexDir+siteName);
69 else
70 temp=new File (defaultIndexDir+File.separator+siteName);
71 }
72
73
74 if(temp.isDirectory())
75 {
76
77
78 prop.setProperty(siteName,temp.getAbsolutePath());
79 IncrementQueryNumber.increment(siteId);
80 }
81 else
82 {
83 try{
84 SnapperManager.getInstance().getLoggingManager().warn("Site : "+siteName+" with path "+temp.getAbsolutePath()+" is not directory , will not be searched ");
85 } catch (Exception ex) {
86 System.out.println(" caught a " + ex.getClass() +
87 "\n with message: " + ex.getMessage());
88 }
89 }
90 }
91
92
93 searcher = SnapperManager.getInstance().getSearcherFactory().newSearcher();
94 searcher.setUpSearcher(prop);
95
96 }
97 catch (Exception e) {
98 try{
99 SnapperManager.getInstance().getLoggingManager().error("Could not setup Searcher caught a " + e.getClass() +
100 "\n with message: " + e.getMessage());
101 } catch (Exception ex) {
102 System.out.println(" caught a " + e.getClass() +
103 "\n with message: " + e.getMessage());
104 }
105 }
106 }
107
108 public void setUpSearcherQuery(Properties requestParameters)
109 {
110 this.requestParameters =requestParameters;
111 String modfrom = requestParameters.getProperty("modifiedfrom");
112 String modto = requestParameters.getProperty("modifiedto");
113
114 String wordKew = requestParameters.getProperty("propertiesKey");
115 String wordValue = requestParameters.getProperty("propertiesValue");
116
117 String metaDataKey = requestParameters.getProperty("metaDataKey");
118 String metaDataValue = requestParameters.getProperty("metaDataValue");
119
120
121 String properties = null;
122 String modified = null;
123 String metaData = null;
124
125 if(wordKew!=null&&!wordKew.equals("")&&wordValue!=null&&!wordValue.equals(""))
126 {
127 properties = "\""+wordKew+" = "+wordValue+"\"";
128 }
129 else
130 {
131 if(wordKew!=null&&!wordKew.equals(""))
132 {
133 properties = wordKew;
134 }
135 else if(wordValue!=null&&!wordValue.equals(""))
136 {
137 properties = wordValue;
138 }
139 }
140
141 if(metaDataKey!=null&&!metaDataKey.equals("")&&metaDataValue!=null&&!metaDataValue.equals(""))
142 {
143 metaData = "\""+metaDataKey+" = "+metaDataValue+"\"";
144 }
145 else
146 {
147 if(metaDataKey!=null&&!metaDataKey.equals(""))
148 {
149 metaData = metaDataKey;
150 }
151 else if(metaDataValue!=null&&!metaDataValue.equals(""))
152 {
153 metaData = metaDataValue;
154 }
155 }
156
157
158 if(modfrom!=null&&!modfrom.equals("")&&modto!=null&&!modto.equals(""))
159 {
160 modified ="["+modfrom+" TO "+modto+"]";
161 }
162
163
164 if(requestParameters.containsKey("type"))
165 {
166 if(!requestParameters.getProperty("type").equals(""))
167 luceneParameters.setProperty("type",requestParameters.getProperty("type"));
168 }
169
170 if(requestParameters.containsKey("contents"))
171 {
172 if(!requestParameters.getProperty("contents").equals(""))
173 luceneParameters.setProperty("contents",requestParameters.getProperty("contents"));
174 }
175
176 if(requestParameters.containsKey("title"))
177 {
178 if(!requestParameters.getProperty("title").equals(""))
179 luceneParameters.setProperty("title",requestParameters.getProperty("title"));
180 }
181
182 if(properties!=null)
183 {
184 luceneParameters.setProperty("properties",properties);
185 }
186
187 if(metaData!=null)
188 {
189 luceneParameters.setProperty("metadata",metaData);
190 }
191
192 if(modified!=null)
193 {
194 luceneParameters.setProperty("modified",modified);
195 }
196
197 String contentLength = requestParameters.getProperty("contentLength");
198 String wordLength = requestParameters.getProperty("wordLength");
199 String metaDataLength = requestParameters.getProperty("metaDataLength");
200
201 if(contentLength!=null)
202 highlightParameters.setProperty("contentLength",contentLength);
203
204 if(wordLength!=null)
205 highlightParameters.setProperty("wordLength",wordLength);
206
207 if(metaDataLength!=null)
208 highlightParameters.setProperty("metaDataLength",metaDataLength);
209
210
211 }
212
213 public void setUpHighLighter(Properties prop)
214 {
215
216 searcher.setUpHighLighter(prop);
217 }
218
219
220 public void searchDocs()
221 {
222 try{
223 if(requestParameters.containsKey("typeOfSearch")&&requestParameters.getProperty("typeOfSearch").equals("simple"))
224 {
225 searcher.searchDocs(simpleLuceneQuery(), luceneParameters.getProperty("contents"), luceneParameters.getProperty("properties"), luceneParameters.getProperty("metadata"), requestParameters.getProperty("sortType") , "EN");
226 }
227 else
228 {
229 searcher.searchDocs(luceneQuery(), luceneParameters.getProperty("contents"), luceneParameters.getProperty("properties"), luceneParameters.getProperty("metadata"), requestParameters.getProperty("sortType") , "EN");
230 }
231 searcher.setUpHighLighter(highlightParameters);
232 }catch(Exception e){
233
241 }
242 }
243
244
245 public void searchDocs(String term,String highlighterContextQuery,String language)
246 {
247 try{
248 searcher.searchDocs(term,highlighterContextQuery,language);
249 }catch(Exception e){
250 }
258 }
259
260 public void searchDocs(String term,String highlighterContextQuery,String highlighterPropertiesQuery,String sortType, String language)
261 {
262
263 try{
264 searcher.searchDocs(term,highlighterContextQuery,highlighterPropertiesQuery,sortType,language);
265 }catch(Exception e){
266 }
274 }
275
276 public int getSearchedDocsNumber()
277 {
278 return searcher.getSearchedDocsNumber();
279 }
280
281 public String getXmlSearchedResult(int begin,int end)
282 {
283 return searcher.getXmlSearchedResult(begin,end);
284 }
285
286 public String getXmlSearchedResult()
287 {
288 return searcher.getXmlSearchedResult();
289 }
290
291 public void close()
292 {
293 try{
294 searcher.close();
295 }catch(Exception e){
296 try{
297 SnapperManager.getInstance().getLoggingManager().error("Could not close searcher \n caught a " + e.getClass() +
298 "\n with message: " + e.getMessage());
299 } catch (Exception ex) {
300 System.out.println(" caught a " + e.getClass() +
301 "\n with message: " + e.getMessage());
302 }
303 }
304 searcher = null;
305 SnapperManager.getInstance().getSearcherFactory().removeSearcher();
306 }
307
308
309
310 public String luceneQuery()
311 {
312
313 StringBuffer luceneQuery = new StringBuffer ();
314
315 int i = 1;
316
317 for (Enumeration e = luceneParameters.propertyNames() ; e.hasMoreElements() ;)
318 {
319 String field = (String )e.nextElement();
320 String query = (String )luceneParameters.getProperty(field);
321 if(e.hasMoreElements())
322 {
323 if(field.equals("contents"))
324 luceneQuery.append(query+" AND ");
325 else
326 luceneQuery.append(field+":"+query+" AND ");
327
328 }
329 else
330 {
331 if(field.equals("contents"))
332 luceneQuery.append(query);
333 else
334 luceneQuery.append(field+":"+query);
335 i++;
336 }
337 }
338 return luceneQuery.toString();
339 }
340
341
342 public String simpleLuceneQuery()
343 {
344
345 StringBuffer luceneQuery = new StringBuffer ();
346
347 String contents = (String )luceneParameters.getProperty("contents");
348
349 if(contents!=null)
350 {
351 String typeFromXML = Snapper.getSimpleSearchType();
352
353 if(typeFromXML==null||typeFromXML.equals("Default"))
354 { luceneQuery.append(contents);
356 }
357 else if(typeFromXML!=null&&typeFromXML.equals("ContentsAndTitle"))
358 {
359 if(contents.startsWith("(")&&contents.endsWith(")"))
360 luceneQuery.append(contents+" OR title:"+contents);
361 else
362 luceneQuery.append("("+contents+")"+" OR title:("+contents+")");
363 }
364 else
365 {
366 luceneQuery.append(contents);
367 }
368
369 }
370 return luceneQuery.toString();
371 }
372
373 } |
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