1 /**
2 * This file Copyright (c) 2003-2011 Magnolia International
3 * Ltd. (http://www.magnolia-cms.com). All rights reserved.
4 *
5 *
6 * This file is dual-licensed under both the Magnolia
7 * Network Agreement and the GNU General Public License.
8 * You may elect to use one or the other of these licenses.
9 *
10 * This file is distributed in the hope that it will be
11 * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
12 * implied warranty of MERCHANTABILITY or FITNESS FOR A
13 * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
14 * Redistribution, except as permitted by whichever of the GPL
15 * or MNA you select, is prohibited.
16 *
17 * 1. For the GPL license (GPL), you can redistribute and/or
18 * modify this file under the terms of the GNU General
19 * Public License, Version 3, as published by the Free Software
20 * Foundation. You should have received a copy of the GNU
21 * General Public License, Version 3 along with this program;
22 * if not, write to the Free Software Foundation, Inc., 51
23 * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
24 *
25 * 2. For the Magnolia Network Agreement (MNA), this file
26 * and the accompanying materials are made available under the
27 * terms of the MNA which accompanies this distribution, and
28 * is available at http://www.magnolia-cms.com/mna.html
29 *
30 * Any modifications to this file must keep this entire header
31 * intact.
32 *
33 */
34 package info.magnolia.cms.gui.controlx.search;
35
36 import info.magnolia.cms.gui.query.SearchQuery;
37 import info.magnolia.cms.gui.query.SearchQueryExpression;
38 import info.magnolia.cms.gui.query.SearchQueryOperator;
39 import info.magnolia.cms.gui.query.StringSearchQueryParameter;
40
41 import java.util.ArrayList;
42 import java.util.Collection;
43 import java.util.Iterator;
44 import java.util.List;
45
46 import org.apache.commons.lang.StringUtils;
47
48
49 /**
50 * @author Philipp Bracher
51 * @version $Revision: 41137 $ ($Author: gjoseph $)
52 */
53 public class SimpleSearchUtil {
54
55 /**
56 * Creates an orified query based on the passed config
57 * @param searchStr
58 * @param config
59 * @return
60 */
61 public static SearchQuery getSimpleSearchQuery(String searchStr, SearchConfig config) {
62 SearchQuery query = new SearchQuery();
63 query.setRootExpression(getSimpleSearchExpression(searchStr, config));
64 return query;
65 }
66
67 /**
68 * Creates a query using the special search field name '*'
69 * @param searchStr
70 * @return
71 */
72 public static SearchQuery getSimpleSearchQuery(String searchStr) {
73 SearchQuery query = new SearchQuery();
74 if (StringUtils.isNotEmpty(searchStr)) {
75 SearchQueryExpression exp = new StringSearchQueryParameter(
76 "*",
77 searchStr,
78 StringSearchQueryParameter.CONTAINS);
79 query.setRootExpression(exp);
80 }
81 return query;
82 }
83
84 /**
85 * Return the expression build by a simple search
86 */
87 public static SearchQueryExpression getSimpleSearchExpression(String searchStr, SearchConfig config) {
88 if (StringUtils.isNotEmpty(searchStr)) {
89 List expressions = new ArrayList();
90 for (Iterator iter = config.getControlDefinitions().iterator(); iter.hasNext();) {
91 SearchControlDefinition def = (SearchControlDefinition) iter.next();
92 expressions.add(new StringSearchQueryParameter(
93 def.getColumn(),
94 searchStr,
95 StringSearchQueryParameter.CONTAINS));
96 }
97 return chainExpressions(expressions, SearchQueryOperator.OR);
98 }
99
100 return null;
101 }
102
103 public static SearchQueryExpression chainExpressions(Collection expressions, String operator) {
104 SearchQueryExpression expr = null;
105 for (Iterator iter = expressions.iterator(); iter.hasNext();) {
106 SearchQueryExpression newExpr = (SearchQueryExpression) iter.next();
107 if (expr == null) {
108 expr = newExpr;
109 }
110 else {
111 SearchQueryOperator opt = new SearchQueryOperator(operator);
112 opt.setleft(newExpr);
113 opt.setRight(expr);
114 expr = opt;
115 }
116 }
117 return expr;
118 }
119
120
121
122 }