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.kim.impl.role.RoleBo;
028import org.kuali.rice.kim.impl.role.RoleDao;
029import org.kuali.rice.kim.impl.services.KimImplServiceLocator;
030import org.kuali.rice.krad.lookup.LookupableImpl;
031import org.kuali.rice.krad.util.KRADConstants;
032import org.kuali.rice.krad.web.form.LookupForm;
033
034import java.sql.Timestamp;
035import java.util.ArrayList;
036import java.util.Calendar;
037import java.util.HashMap;
038import java.util.List;
039import java.util.Map;
040
041import static org.kuali.rice.core.api.criteria.PredicateFactory.*;
042import static org.kuali.rice.core.api.criteria.PredicateFactory.and;
043import static org.kuali.rice.core.api.criteria.PredicateFactory.lessThan;
044
045/**
046 * Custom lookupable for the {@link GroupBo} lookup to call the group service for searching
047 *
048 * @author Kuali Rice Team (rice.collab@kuali.org)
049 */
050public class GroupLookupableImpl extends LookupableImpl {
051    private static final long serialVersionUID = -3149952849854425077L;
052
053    /**
054     * Translates any search criteria on principal name to member id and active data, then calls group service to
055     * retrieve matching groups
056     *
057     * @return List<GroupBo>
058     */
059    @Override
060    protected List<?> getSearchResults(LookupForm form, Map<String, String> searchCriteria, boolean unbounded) {
061        Map<String, String> criteriaMap = new HashMap<String, String>(searchCriteria);
062        QueryByCriteria.Builder criteria = QueryByCriteria.Builder.create();
063
064        if (!criteriaMap.isEmpty()) {
065            List<Predicate> predicates = new ArrayList<Predicate>();
066            //principalId doesn't exist on 'Group'.  Lets do this predicate conversion separately
067            if (StringUtils.isNotBlank(criteriaMap.get(KimConstants.UniqueKeyConstants.PRINCIPAL_NAME))) {
068                String principalId = KimApiServiceLocator.getIdentityService().getPrincipalByPrincipalName(
069                        criteriaMap.get(KimConstants.UniqueKeyConstants.PRINCIPAL_NAME)).getPrincipalId();
070                Timestamp currentTime = new Timestamp(Calendar.getInstance().getTimeInMillis());
071                predicates.add(and(equal("members.memberId", principalId), equal("members.typeCode",
072                        KimConstants.KimGroupMemberTypes.PRINCIPAL_MEMBER_TYPE.getCode()), and(or(isNull(
073                        "members.activeFromDateValue"), greaterThanOrEqual("members.activeFromDateValue", currentTime)),
074                        or(isNull("members.activeToDateValue"), lessThan("members.activeToDateValue", currentTime)))));
075
076            }
077            criteriaMap.remove(KimConstants.UniqueKeyConstants.PRINCIPAL_NAME);
078
079            predicates.add(PredicateUtils.convertMapToPredicate(criteriaMap));
080            criteria.setPredicates(and(predicates.toArray(new Predicate[predicates.size()])));
081        }
082
083        GroupQueryResults groupResults = getGroupService().findGroups(criteria.build());
084        List<Group> groups = groupResults.getResults();
085
086        //have to convert back to Bos :(
087        List<GroupBo> groupBos = new ArrayList<GroupBo>(groups.size());
088        for (Group group : groups) {
089            groupBos.add(GroupBo.from(group));
090        }
091
092        return groupBos;
093    }
094
095    public GroupService getGroupService() {
096        return KimApiServiceLocator.getGroupService();
097    }
098}