001    /**
002     * Copyright 2005-2014 The Kuali Foundation
003     *
004     * Licensed under the Educational Community License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     *
008     * http://www.opensource.org/licenses/ecl2.php
009     *
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    package org.kuali.rice.kim.impl.group;
017    
018    import org.apache.commons.lang.StringUtils;
019    import org.kuali.rice.core.api.criteria.Predicate;
020    import org.kuali.rice.core.api.criteria.PredicateUtils;
021    import org.kuali.rice.core.api.criteria.QueryByCriteria;
022    import org.kuali.rice.kim.api.KimConstants;
023    import org.kuali.rice.kim.api.group.Group;
024    import org.kuali.rice.kim.api.group.GroupQueryResults;
025    import org.kuali.rice.kim.api.group.GroupService;
026    import org.kuali.rice.kim.api.services.KimApiServiceLocator;
027    import org.kuali.rice.krad.lookup.LookupableImpl;
028    import org.kuali.rice.krad.lookup.LookupForm;
029    
030    import java.sql.Timestamp;
031    import java.util.ArrayList;
032    import java.util.Calendar;
033    import java.util.Collection;
034    import java.util.HashMap;
035    import java.util.List;
036    import java.util.Map;
037    
038    import static org.kuali.rice.core.api.criteria.PredicateFactory.*;
039    import static org.kuali.rice.core.api.criteria.PredicateFactory.and;
040    import static org.kuali.rice.core.api.criteria.PredicateFactory.lessThan;
041    
042    /**
043     * Custom lookupable for the {@link GroupBo} lookup to call the group service for searching
044     *
045     * @author Kuali Rice Team (rice.collab@kuali.org)
046     */
047    public class GroupLookupableImpl extends LookupableImpl {
048        private static final long serialVersionUID = -3149952849854425077L;
049    
050        /**
051         * Translates any search criteria on principal name to member id and active data, then calls group service to
052         * retrieve matching groups
053         *
054         * @return List<GroupBo>
055         */
056        @Override
057        protected Collection<?> executeSearch(Map<String, String> adjustedSearchCriteria,
058                    List<String> wildcardAsLiteralSearchCriteria, boolean bounded, Integer searchResultsLimit) {
059            Map<String, String> criteriaMap = new HashMap<String, String>(adjustedSearchCriteria);
060            QueryByCriteria.Builder criteria = QueryByCriteria.Builder.create();
061    
062            if (!criteriaMap.isEmpty()) {
063                List<Predicate> predicates = new ArrayList<Predicate>();
064                //principalId doesn't exist on 'Group'.  Lets do this predicate conversion separately
065                if (StringUtils.isNotBlank(criteriaMap.get(KimConstants.UniqueKeyConstants.PRINCIPAL_NAME))) {
066                    String principalId = KimApiServiceLocator.getIdentityService().getPrincipalByPrincipalName(
067                            criteriaMap.get(KimConstants.UniqueKeyConstants.PRINCIPAL_NAME)).getPrincipalId();
068                    Timestamp currentTime = new Timestamp(Calendar.getInstance().getTimeInMillis());
069                    predicates.add(and(equal("members.memberId", principalId), equal("members.typeCode",
070                            KimConstants.KimGroupMemberTypes.PRINCIPAL_MEMBER_TYPE.getCode()), and(or(isNull(
071                            "members.activeFromDateValue"), greaterThanOrEqual("members.activeFromDateValue", currentTime)),
072                            or(isNull("members.activeToDateValue"), lessThan("members.activeToDateValue", currentTime)))));
073    
074                }
075                criteriaMap.remove(KimConstants.UniqueKeyConstants.PRINCIPAL_NAME);
076    
077                predicates.add(PredicateUtils.convertMapToPredicate(criteriaMap));
078                criteria.setPredicates(and(predicates.toArray(new Predicate[predicates.size()])));
079            }
080    
081            GroupQueryResults groupResults = getGroupService().findGroups(criteria.build());
082            List<Group> groups = groupResults.getResults();
083    
084            //have to convert back to Bos :(
085            List<GroupBo> groupBos = new ArrayList<GroupBo>(groups.size());
086            for (Group group : groups) {
087                groupBos.add(GroupBo.from(group));
088            }
089    
090            return groupBos;
091        }
092    
093        public GroupService getGroupService() {
094            return KimApiServiceLocator.getGroupService();
095        }
096    }