mirror of
https://github.com/Alfresco/alfresco-community-repo.git
synced 2025-10-29 15:21:53 +00:00
6afb44e712
125606 rmunteanu: Merged 5.1.1 (5.1.1) to 5.1.N (5.1.2)
125515 slanglois: MNT-16155 Update source headers - add new Copyrights for Java and JSP source files + automatic check in the build
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/BRANCHES/DEV/5.2.N/root@125788 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
502 lines
18 KiB
Java
502 lines
18 KiB
Java
/*
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* #%L
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* Alfresco Repository
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* %%
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* Copyright (C) 2005 - 2016 Alfresco Software Limited
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* %%
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* This file is part of the Alfresco software.
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* If the software was purchased under a paid Alfresco license, the terms of
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* the paid license agreement will prevail. Otherwise, the software is
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* provided under the following open source license terms:
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*
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* Alfresco is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Alfresco is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
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* #L%
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*/
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package org.alfresco.repo.activities.feed;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.List;
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import java.util.Map;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.concurrent.atomic.AtomicBoolean;
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import java.util.concurrent.atomic.AtomicInteger;
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import org.alfresco.model.ContentModel;
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import org.alfresco.query.PagingRequest;
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import org.alfresco.query.PagingResults;
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import org.alfresco.repo.admin.SysAdminParams;
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import org.alfresco.repo.batch.BatchProcessWorkProvider;
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import org.alfresco.repo.batch.BatchProcessor;
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import org.alfresco.repo.dictionary.RepositoryLocation;
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import org.alfresco.repo.lock.JobLockService;
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import org.alfresco.repo.lock.JobLockService.JobLockRefreshCallback;
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import org.alfresco.repo.lock.LockAcquisitionException;
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import org.alfresco.repo.search.SearcherException;
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import org.alfresco.repo.security.authentication.AuthenticationUtil;
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import org.alfresco.repo.tenant.TenantUtil;
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import org.alfresco.repo.tenant.TenantUtil.TenantRunAsWork;
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import org.alfresco.repo.transaction.RetryingTransactionHelper;
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import org.alfresco.repo.transaction.RetryingTransactionHelper.RetryingTransactionCallback;
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import org.alfresco.service.cmr.admin.RepoAdminService;
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import org.alfresco.service.cmr.model.FileFolderService;
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import org.alfresco.service.cmr.repository.InvalidNodeRefException;
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import org.alfresco.service.cmr.repository.NodeRef;
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import org.alfresco.service.cmr.repository.NodeService;
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import org.alfresco.service.cmr.repository.StoreRef;
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import org.alfresco.service.cmr.search.SearchService;
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import org.alfresco.service.cmr.security.PersonService;
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import org.alfresco.service.cmr.security.PersonService.PersonInfo;
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import org.alfresco.service.namespace.NamespaceService;
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import org.alfresco.service.namespace.QName;
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import org.alfresco.service.transaction.TransactionService;
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import org.alfresco.util.ModelUtil;
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import org.alfresco.util.Pair;
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import org.alfresco.util.PropertyCheck;
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import org.alfresco.util.UrlUtil;
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import org.alfresco.util.VmShutdownListener;
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import org.alfresco.util.VmShutdownListener.VmShutdownException;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import org.springframework.beans.BeansException;
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import org.springframework.context.ApplicationContext;
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import org.springframework.context.ApplicationContextAware;
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/**
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* Implementation of the Activity Feed Notifier component
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*
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* Note: currently implemented to email activities stored in JSON format
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*
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* @since 4.0
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*/
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public class FeedNotifierImpl implements FeedNotifier, ApplicationContextAware
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{
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protected static Log logger = LogFactory.getLog(FeedNotifier.class);
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private static final QName LOCK_QNAME = QName.createQName(NamespaceService.SYSTEM_MODEL_1_0_URI, "ActivityFeedNotifier");
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private static final long LOCK_TTL = 30000L;
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private static VmShutdownListener vmShutdownListener = new VmShutdownListener(FeedNotifierImpl.class.getName());
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private static final String MSG_EMAIL_SUBJECT = "activities.feed.notifier.email.subject";
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private NamespaceService namespaceService;
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private FileFolderService fileFolderService;
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private SearchService searchService;
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private PersonService personService;
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private NodeService nodeService;
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private JobLockService jobLockService;
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private TransactionService transactionService;
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private SysAdminParams sysAdminParams;
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private RepoAdminService repoAdminService;
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private UserNotifier userNotifier;
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private ApplicationContext applicationContext;
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private RepositoryLocation feedEmailTemplateLocation;
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private int numThreads = 4;
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private int batchSize = 200;
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public void setNumThreads(int numThreads)
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{
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this.numThreads = numThreads;
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}
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public void setBatchSize(int batchSize)
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{
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this.batchSize = batchSize;
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}
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public void setUserNotifier(UserNotifier userNotifier)
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{
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this.userNotifier = userNotifier;
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}
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public void setFileFolderService(FileFolderService fileFolderService)
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{
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this.fileFolderService = fileFolderService;
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}
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public void setSearchService(SearchService searchService)
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{
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this.searchService = searchService;
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}
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public void setNamespaceService(NamespaceService namespaceService)
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{
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this.namespaceService = namespaceService;
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}
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public void setPersonService(PersonService personService)
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{
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this.personService = personService;
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}
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public void setNodeService(NodeService nodeService)
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{
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this.nodeService = nodeService;
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}
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public void setJobLockService(JobLockService jobLockService)
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{
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this.jobLockService = jobLockService;
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}
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public void setTransactionService(TransactionService transactionService)
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{
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this.transactionService = transactionService;
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}
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public void setSysAdminParams(SysAdminParams sysAdminParams)
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{
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this.sysAdminParams = sysAdminParams;
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}
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public void setRepoAdminService(RepoAdminService repoAdminService)
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{
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this.repoAdminService = repoAdminService;
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}
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/**
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* Perform basic checks to ensure that the necessary dependencies were injected.
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*/
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protected void checkProperties()
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{
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PropertyCheck.mandatory(this, "personService", personService);
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PropertyCheck.mandatory(this, "nodeService", nodeService);
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PropertyCheck.mandatory(this, "jobLockService", jobLockService);
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PropertyCheck.mandatory(this, "transactionService", transactionService);
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PropertyCheck.mandatory(this, "sysAdminParams", sysAdminParams);
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}
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public void execute(int repeatIntervalMins)
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{
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checkProperties();
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// Bypass if the system is in read-only mode
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if (transactionService.isReadOnly())
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{
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if (logger.isDebugEnabled())
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{
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logger.debug("Activities email notification bypassed; the system is read-only");
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}
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return;
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}
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String lockToken = null;
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// Use a flag to keep track of the running job
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final AtomicBoolean running = new AtomicBoolean(true);
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try
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{
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lockToken = jobLockService.getLock(LOCK_QNAME, LOCK_TTL);
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if (lockToken == null)
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{
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logger.info("Can't get lock. Assume multiple feed notifiers...");
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return;
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}
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if (logger.isTraceEnabled())
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{
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logger.trace("Activities email notification started");
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}
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jobLockService.refreshLock(lockToken, LOCK_QNAME, LOCK_TTL, new JobLockRefreshCallback()
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{
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@Override
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public boolean isActive()
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{
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return running.get();
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}
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@Override
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public void lockReleased()
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{
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running.set(false);
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}
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});
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executeInternal(repeatIntervalMins);
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// Done
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if (logger.isTraceEnabled())
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{
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logger.trace("Activities email notification completed");
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}
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}
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catch (LockAcquisitionException e)
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{
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// Job being done by another process
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if (logger.isDebugEnabled())
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{
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logger.debug("Activities email notification already underway");
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}
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}
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catch (VmShutdownException e)
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{
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// Aborted
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if (logger.isDebugEnabled())
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{
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logger.debug("Activities email notification aborted");
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}
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}
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finally
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{
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// The lock will self-release if answer isActive in the negative
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running.set(false);
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if (lockToken != null)
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{
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jobLockService.releaseLock(lockToken, LOCK_QNAME);
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}
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}
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}
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public void setFeedEmailTemplateLocation(RepositoryLocation feedEmailTemplateLocation)
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{
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this.feedEmailTemplateLocation = feedEmailTemplateLocation;
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}
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protected String getEmailTemplateRef()
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{
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String locationType = feedEmailTemplateLocation.getQueryLanguage();
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if (locationType.equals(SearchService.LANGUAGE_XPATH))
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{
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StoreRef store = feedEmailTemplateLocation.getStoreRef();
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String xpath = feedEmailTemplateLocation.getPath();
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try
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{
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if (!feedEmailTemplateLocation.getQueryLanguage().equals(SearchService.LANGUAGE_XPATH))
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{
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logger.error("Cannot find the activities email template - repository location query language is not 'xpath': " + feedEmailTemplateLocation.getQueryLanguage());
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return null;
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}
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List<NodeRef> nodeRefs = searchService.selectNodes(nodeService.getRootNode(store), xpath, null, namespaceService, false);
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if (nodeRefs.size() != 1)
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{
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logger.error("Cannot find the activities email template: " + xpath);
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return null;
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}
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return fileFolderService.getLocalizedSibling(nodeRefs.get(0)).toString();
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}
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catch (SearcherException e)
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{
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logger.error("Cannot find the email template!", e);
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}
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return null;
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}
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else if (locationType.equals(RepositoryLocation.LANGUAGE_CLASSPATH))
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{
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return feedEmailTemplateLocation.getPath();
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}
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else
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{
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logger.error("Unsupported location type: " + locationType);
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return null;
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}
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}
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private void executeInternal(final int repeatIntervalMins)
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{
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final String emailTemplateRef = getEmailTemplateRef();
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if (emailTemplateRef == null)
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{
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return;
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}
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final String shareUrl = UrlUtil.getShareUrl(sysAdminParams);
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if (logger.isDebugEnabled())
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{
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logger.debug("Share URL configured as: "+shareUrl);
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}
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final AtomicInteger userCnt = new AtomicInteger(0);
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final AtomicInteger feedEntryCnt = new AtomicInteger(0);
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final long startTime = System.currentTimeMillis();
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// local cache for this execution
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final Map<String, String> siteNames = new ConcurrentHashMap<String, String>(10);
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try
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{
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final String currentUser = AuthenticationUtil.getRunAsUser();
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final String tenantDomain = TenantUtil.getCurrentDomain();
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// process the feeds using the batch processor {@link BatchProcessor}
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BatchProcessor.BatchProcessWorker<PersonInfo> worker = new BatchProcessor.BatchProcessWorker<PersonInfo>()
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{
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public String getIdentifier(final PersonInfo person)
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{
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StringBuilder sb = new StringBuilder("Person ");
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sb.append(person.getUserName());
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return sb.toString();
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}
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public void beforeProcess() throws Throwable
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{
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AuthenticationUtil.pushAuthentication();
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AuthenticationUtil.setFullyAuthenticatedUser(currentUser);
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}
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public void afterProcess() throws Throwable
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{
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AuthenticationUtil.popAuthentication();
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}
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public void process(final PersonInfo person) throws Throwable
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{
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final RetryingTransactionHelper txHelper = transactionService.getRetryingTransactionHelper();
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txHelper.setMaxRetries(0);
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TenantUtil.runAsTenant(new TenantRunAsWork<Void>()
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{
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@Override
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public Void doWork() throws Exception
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{
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txHelper.doInTransaction(new RetryingTransactionCallback<Void>()
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{
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public Void execute() throws Throwable
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{
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processInternal(person);
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return null;
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}
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}, false, true);
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return null;
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}
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}, tenantDomain);
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}
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private void processInternal(final PersonInfo person) throws Exception
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{
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final NodeRef personNodeRef = person.getNodeRef();
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try
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{
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Pair<Integer, Long> result = userNotifier.notifyUser(personNodeRef, MSG_EMAIL_SUBJECT, new Object[] {ModelUtil.getProductName(repoAdminService)}, siteNames, shareUrl, repeatIntervalMins, emailTemplateRef);
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if (result != null)
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{
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int entryCnt = result.getFirst();
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final long maxFeedId = result.getSecond();
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Long currentMaxFeedId = (Long) nodeService.getProperty(personNodeRef, ContentModel.PROP_EMAIL_FEED_ID);
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if ((currentMaxFeedId == null) || (currentMaxFeedId < maxFeedId))
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{
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nodeService.setProperty(personNodeRef, ContentModel.PROP_EMAIL_FEED_ID, maxFeedId);
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}
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userCnt.incrementAndGet();
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feedEntryCnt.addAndGet(entryCnt);
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}
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}
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catch (InvalidNodeRefException inre)
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{
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// skip this person - eg. no longer exists ?
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logger.warn("Skip feed notification for user (" + personNodeRef + "): " + inre.getMessage());
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}
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}
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};
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// grab people for the batch processor in chunks of size batchSize
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BatchProcessWorkProvider<PersonInfo> provider = new BatchProcessWorkProvider<PersonInfo>()
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{
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private int skip = 0;
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private int maxItems = batchSize;
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private boolean hasMore = true;
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@Override
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public int getTotalEstimatedWorkSize()
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{
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return personService.countPeople();
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}
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@Override
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public Collection<PersonInfo> getNextWork()
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{
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if (!hasMore)
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{
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return Collections.emptyList();
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}
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PagingResults<PersonInfo> people = personService.getPeople(null, null, null, new PagingRequest(skip, maxItems));
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List<PersonInfo> page = people.getPage();
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skip += page.size();
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hasMore = people.hasMoreItems();
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return page;
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}
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};
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final RetryingTransactionHelper txHelper = transactionService.getRetryingTransactionHelper();
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txHelper.setMaxRetries(0);
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new BatchProcessor<PersonInfo>(
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"FeedNotifier",
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txHelper,
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provider,
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numThreads, batchSize,
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applicationContext,
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logger, 100).process(worker, true);
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}
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catch (Throwable e)
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{
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// If the VM is shutting down, then ignore
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if (vmShutdownListener.isVmShuttingDown())
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{
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// Ignore
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}
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else
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{
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logger.error("Exception during notification of feeds", e);
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}
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}
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finally
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{
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int count = userCnt.get();
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int entryCount = feedEntryCnt.get();
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// assume sends are synchronous - hence bump up to last max feed id
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if (count > 0)
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{
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if (logger.isInfoEnabled())
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{
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// TODO i18n of info message
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StringBuilder sb = new StringBuilder();
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sb.append("Notified ").append(userCnt).append(" user").append(count != 1 ? "s" : "");
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sb.append(" of ").append(feedEntryCnt).append(" activity feed entr").append(entryCount != 1 ? "ies" : "y");
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sb.append(" (in ").append(System.currentTimeMillis()-startTime).append(" msecs)");
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logger.info(sb.toString());
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}
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}
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else
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{
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if (logger.isTraceEnabled())
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{
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logger.trace("Nothing to send since no new user activities found");
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}
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}
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}
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}
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@Override
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public void setApplicationContext(ApplicationContext applicationContext) throws BeansException
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{
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this.applicationContext = applicationContext;
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}
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}
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