001/*
002 * (C) Copyright 2017 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache 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.apache.org/licenses/LICENSE-2.0
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 * Contributors:
017 *     Guillaume Renard
018 *     Kevin Leturc
019 */
020package org.nuxeo.mongodb.audit.pageprovider;
021
022import java.util.ArrayList;
023import java.util.List;
024
025import org.apache.commons.lang3.StringUtils;
026import org.nuxeo.ecm.core.api.CoreSession;
027import org.nuxeo.ecm.core.api.DocumentModel;
028import org.nuxeo.ecm.platform.audit.api.LogEntry;
029import org.nuxeo.ecm.platform.query.api.AbstractPageProvider;
030import org.nuxeo.ecm.platform.query.api.PageProvider;
031import org.nuxeo.ecm.platform.query.api.PageProviderService;
032import org.nuxeo.ecm.platform.usermanager.UserManager;
033import org.nuxeo.ecm.platform.usermanager.UserManagerImpl;
034import org.nuxeo.runtime.api.Framework;
035
036/**
037 * @since 9.1
038 */
039public class LatestCreatedUsersOrGroupsPageProvider extends AbstractPageProvider<DocumentModel> {
040
041    private static final long serialVersionUID = 1L;
042
043    public final static String LATEST_CREATED_USERS_OR_GROUPS_PROVIDER = "LATEST_CREATED_USERS_OR_GROUPS_PROVIDER";
044
045    public final static String LATEST_AUDITED_CREATED_USERS_OR_GROUPS_PROVIDER = "LATEST_AUDITED_CREATED_USERS_OR_GROUPS_PROVIDER";
046
047    protected List<DocumentModel> currentPage;
048
049    @Override
050    public List<DocumentModel> getCurrentPage() {
051        if (currentPage != null) {
052            return currentPage;
053        }
054        currentPage = new ArrayList<>();
055        PageProviderService pps = Framework.getService(PageProviderService.class);
056        CoreSession coreSession = (CoreSession) getProperties().get(MongoDBAuditPageProvider.CORE_SESSION_PROPERTY);
057        PageProvider<?> pp = pps.getPageProvider(LATEST_AUDITED_CREATED_USERS_OR_GROUPS_PROVIDER, null, getPageSize(),
058                getCurrentPageIndex(), getProperties(),
059                coreSession != null ? coreSession.getRootDocument().getId() : new Object[] { null });
060        @SuppressWarnings("unchecked")
061        List<LogEntry> entries = (List<LogEntry>) pp.getCurrentPage();
062        if (entries != null) {
063            UserManager um = Framework.getService(UserManager.class);
064            for (LogEntry e : entries) {
065                String id = (String) e.getExtendedInfos().get("id").getSerializableValue();
066                if (StringUtils.isNotBlank(id)) {
067                    DocumentModel doc;
068                    if (UserManagerImpl.GROUPCREATED_EVENT_ID.equals(e.getEventId())) {
069                        doc = um.getGroupModel(id);
070                    } else if (UserManagerImpl.USERCREATED_EVENT_ID.equals(e.getEventId())) {
071                        doc = um.getUserModel(id);
072                    } else {
073                        break;
074                    }
075                    if (doc == null) {
076                        // probably user/group does not exist anymore
077                        break;
078                    }
079                    currentPage.add(doc);
080                }
081            }
082        }
083        return currentPage;
084    }
085
086    @Override
087    protected void pageChanged() {
088        currentPage = null;
089        super.pageChanged();
090    }
091
092}