001/**
002 * Copyright 2005-2016 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 */
016package org.kuali.rice.kim.impl.group;
017
018import org.apache.commons.lang.StringUtils;
019import org.kuali.rice.core.api.criteria.Predicate;
020import org.kuali.rice.core.api.criteria.PredicateUtils;
021import org.kuali.rice.core.api.criteria.QueryByCriteria;
022import org.kuali.rice.kim.api.KimConstants;
023import org.kuali.rice.kim.api.group.Group;
024import org.kuali.rice.kim.api.group.GroupQueryResults;
025import org.kuali.rice.kim.api.group.GroupService;
026import org.kuali.rice.kim.api.services.KimApiServiceLocator;
027import org.kuali.rice.krad.lookup.LookupableImpl;
028import org.kuali.rice.krad.lookup.LookupForm;
029
030import java.sql.Timestamp;
031import java.util.ArrayList;
032import java.util.Calendar;
033import java.util.Collection;
034import java.util.HashMap;
035import java.util.List;
036import java.util.Map;
037
038import static org.kuali.rice.core.api.criteria.PredicateFactory.*;
039import static org.kuali.rice.core.api.criteria.PredicateFactory.and;
040import 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 */
047public 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}