2 * Copyright (C) 2001, 2002 The Mir-coders group
4 * This file is part of Mir.
6 * Mir is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * Mir is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with Mir; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 * In addition, as a special exception, The Mir-coders gives permission to link
21 * the code of this program with any library licensed under the Apache Software License,
22 * The Sun (tm) Java Advanced Imaging library (JAI), The Sun JIMI library
23 * (or with modified versions of the above that use the same license as the above),
24 * and distribute linked combinations including the two. You must obey the
25 * GNU General Public License in all respects for all of the code used other than
26 * the above mentioned libraries. If you modify this file, you may extend this
27 * exception to your version of the file, but you are not obligated to do so.
28 * If you do not wish to do so, delete this exception statement from your version.
31 package mircoders.search;
33 import java.util.ArrayList;
34 import java.util.Iterator;
35 import java.util.List;
37 import java.util.StringTokenizer;
39 import javax.servlet.http.HttpServletRequest;
41 import mir.entity.Entity;
42 import mir.entity.EntityBrowser;
43 import mir.storage.DatabaseFailure;
44 import mircoders.entity.EntityImages;
45 import mircoders.storage.DatabaseImages;
47 import org.apache.lucene.document.Document;
48 import org.apache.lucene.document.Field;
51 * Indexes whether or not an Entity has associated
52 * images, and also stores urls of those images for
53 * retrieval in the search results
55 public class ImagesSearchTerm extends SearchTerm{
56 public ImagesSearchTerm() {
57 super (null, "search_hasImages", "hasImages", "images", "images");
60 public void index(Document doc, Entity entity) throws DatabaseFailure{
61 List extraTables = new ArrayList();
62 extraTables.add("content_x_media cxm");
64 Iterator images = new EntityBrowser(
65 DatabaseImages.getInstance(), "i", extraTables,
66 "cxm.content_id="+entity.getId()+"and cxm.media_id=i.id",
67 "i.id desc", 30, -1, 0);
70 if (images != null && images.hasNext()){
71 doc.add(Field.Keyword(matchField,"y"));
72 String imageURLString = "";
74 while(images.hasNext()){
76 imageURLString = imageURLString + ":";
79 imageURLString = imageURLString + ((EntityImages) images.next()).getFieldValue("icon_path");
81 doc.add(Field.UnIndexed("images",imageURLString));
85 public String makeTerm(HttpServletRequest req){
86 String wanted = req.getParameter(paramName);
87 if (wanted != null && wanted.equals("y")){
88 return matchField + ":y";
93 public void returnMeta(Map result,Document doc){
94 String imageURLString=doc.get(dataField);
95 List theImages = new ArrayList();
96 if (imageURLString != null){
97 StringTokenizer st = new StringTokenizer(imageURLString,":");
98 while (st.hasMoreTokens()) {
99 String imageURL=st.nextToken();
100 theImages.add(imageURL);
103 result.put(templateVariable,theImages);