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https://github.com/Alfresco/alfresco-community-repo.git
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1904f66734
Activities Dashlet: - added "I'm following" filter - prepared activities filter (not working yet) git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@28589 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
633 lines
24 KiB
Java
633 lines
24 KiB
Java
/*
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* Copyright (C) 2005-2010 Alfresco Software Limited.
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*
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* This file is part of Alfresco
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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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*/
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package org.alfresco.repo.activities.feed;
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import java.io.Serializable;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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import org.alfresco.model.ContentModel;
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import org.alfresco.repo.action.executer.MailActionExecuter;
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import org.alfresco.repo.admin.SysAdminParams;
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import org.alfresco.repo.dictionary.RepositoryLocation;
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import org.alfresco.repo.domain.activities.ActivityFeedEntity;
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import org.alfresco.repo.lock.JobLockService;
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import org.alfresco.repo.lock.LockAcquisitionException;
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import org.alfresco.repo.security.authentication.AuthenticationContext;
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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.action.Action;
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import org.alfresco.service.cmr.action.ActionService;
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import org.alfresco.service.cmr.activities.ActivityService;
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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.repository.TemplateService;
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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.site.SiteInfo;
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import org.alfresco.service.cmr.site.SiteService;
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import org.alfresco.service.namespace.NamespaceException;
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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.ParameterCheck;
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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.json.JSONException;
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import org.springframework.extensions.surf.util.I18NUtil;
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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 3.5
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*/
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public class FeedNotifierImpl implements FeedNotifier
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{
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private static Log logger = LogFactory.getLog(FeedNotifierImpl.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 ThreadLocal<Pair<Long, String>> lockThreadLocal = new ThreadLocal<Pair<Long, String>>();
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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 ActivityService activityService;
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private PersonService personService;
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private NodeService nodeService;
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private FileFolderService fileFolderService;
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private ActionService actionService;
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private SearchService searchService;
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private NamespaceService namespaceService;
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private SiteService siteService;
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private JobLockService jobLockService;
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private TransactionService transactionService;
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private AuthenticationContext authenticationContext;
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private SysAdminParams sysAdminParams;
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private RepoAdminService repoAdminService;
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private List<String> excludedEmailSuffixes;
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private RepositoryLocation feedEmailTemplateLocation;
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public void setActivityService(ActivityService activityService)
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{
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this.activityService = activityService;
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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 setFileFolderService(FileFolderService fileFolderService)
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{
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this.fileFolderService = fileFolderService;
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}
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public void setActionService(ActionService actionService)
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{
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this.actionService = actionService;
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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 setSiteService(SiteService siteService)
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{
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this.siteService = siteService;
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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 setAuthenticationContext(AuthenticationContext authenticationContext)
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{
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this.authenticationContext = authenticationContext;
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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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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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public void setExcludedEmailSuffixes(List<String> excludedEmailSuffixes)
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{
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this.excludedEmailSuffixes = excludedEmailSuffixes;
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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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private void checkProperties()
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{
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PropertyCheck.mandatory(this, "activityService", activityService);
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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, "fileFolderService", fileFolderService);
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PropertyCheck.mandatory(this, "actionService", actionService);
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PropertyCheck.mandatory(this, "searchService", searchService);
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PropertyCheck.mandatory(this, "namespaceService", namespaceService);
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PropertyCheck.mandatory(this, "siteService", siteService);
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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, "authenticationContext", authenticationContext);
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PropertyCheck.mandatory(this, "sysAdminParams", sysAdminParams);
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PropertyCheck.mandatory(this, "feedEmailTemplateLocation", feedEmailTemplateLocation);
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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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try
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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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refreshLock();
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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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releaseLock();
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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 NodeRef 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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int userCnt = 0;
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int feedEntryCnt = 0;
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long startTime = System.currentTimeMillis();
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try
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{
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final String subjectText = buildSubjectText(startTime);
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Set<NodeRef> people = personService.getAllPeople();
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// local cache for this execution
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final Map<String, String> siteNames = new HashMap<String, String>(10);
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for (final NodeRef personNodeRef : people)
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{
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refreshLock();
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try
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{
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final RetryingTransactionHelper txHelper = transactionService.getRetryingTransactionHelper();
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txHelper.setMaxRetries(0);
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Pair<Integer, Long> result = txHelper.doInTransaction(new RetryingTransactionCallback<Pair<Integer, Long>>()
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{
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public Pair<Integer, Long> execute() throws Throwable
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{
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return prepareAndSendEmail(personNodeRef, emailTemplateRef, subjectText, siteNames, shareUrl, repeatIntervalMins);
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}
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}, true, true);
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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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transactionService.getRetryingTransactionHelper().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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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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return null;
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}
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}, false, true);
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userCnt++;
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feedEntryCnt += 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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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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// assume sends are synchronous - hence bump up to last max feed id
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if (userCnt > 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(userCnt != 1 ? "s" : "");
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sb.append(" of ").append(feedEntryCnt).append(" activity feed entr").append(feedEntryCnt != 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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protected Pair<Integer, Long> prepareAndSendEmail(final NodeRef personNodeRef, NodeRef emailTemplateRef,
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String subjectText, Map<String, String> siteNames,
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String shareUrl, int repeatIntervalMins)
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{
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Map<QName, Serializable> personProps = nodeService.getProperties(personNodeRef);
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String feedUserId = (String)personProps.get(ContentModel.PROP_USERNAME);
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String emailAddress = (String)personProps.get(ContentModel.PROP_EMAIL);
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Boolean emailFeedDisabled = (Boolean)personProps.get(ContentModel.PROP_EMAIL_FEED_DISABLED);
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if (skipUser(emailFeedDisabled, feedUserId, emailAddress, excludedEmailSuffixes))
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{
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// skip
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return null;
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}
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// where did we get up to ?
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Long emailFeedDBID = (Long)personProps.get(ContentModel.PROP_EMAIL_FEED_ID);
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if (emailFeedDBID != null)
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{
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// increment min feed id
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emailFeedDBID++;
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}
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else
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{
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emailFeedDBID = -1L;
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}
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// own + others (note: template can be changed to filter out user's own activities if needed)
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List<ActivityFeedEntity> feedEntries = activityService.getUserFeedEntries(feedUserId, FeedTaskProcessor.FEED_FORMAT_JSON, null, false, false, null, null, emailFeedDBID);
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if (feedEntries.size() > 0)
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{
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long userMaxFeedId = -1L;
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Map<String, Object> model = new HashMap<String, Object>();
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List<Map<String, Object>> activityFeedModels = new ArrayList<Map<String, Object>>();
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for (ActivityFeedEntity feedEntry : feedEntries)
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{
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Map<String, Object> map = null;
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try
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{
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map = feedEntry.getModel();
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activityFeedModels.add(map);
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String siteId = feedEntry.getSiteNetwork();
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addSiteName(siteId, siteNames);
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long feedId = feedEntry.getId();
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if (feedId > userMaxFeedId)
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{
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userMaxFeedId = feedId;
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}
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}
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catch (JSONException je)
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{
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// skip this feed entry
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logger.warn("Skip feed entry for user ("+feedUserId+"): " + je.getMessage());
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continue;
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}
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}
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if (activityFeedModels.size() > 0)
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{
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model.put("activities", activityFeedModels);
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model.put("siteTitles", siteNames);
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model.put("repeatIntervalMins", repeatIntervalMins);
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model.put("feedItemsMax", activityService.getMaxFeedItems());
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model.put("feedItemsCount", activityFeedModels.size());
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// add Share info to model
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model.put(TemplateService.KEY_PRODUCT_NAME, ModelUtil.getProductName(repoAdminService));
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Map<String, Serializable> personPrefixProps = new HashMap<String, Serializable>(personProps.size());
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for (QName propQName : personProps.keySet())
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{
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try
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{
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String propPrefix = propQName.toPrefixString(namespaceService);
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personPrefixProps.put(propPrefix, personProps.get(propQName));
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}
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catch (NamespaceException ne)
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{
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// ignore properties that do not have a registered namespace
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logger.warn("Ignoring property '" + propQName + "' as it's namespace is not registered");
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}
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}
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model.put("personProps", personPrefixProps);
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// send
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sendMail(emailTemplateRef, emailAddress, subjectText, model);
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return new Pair<Integer, Long>(activityFeedModels.size(), userMaxFeedId);
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}
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}
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return null;
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}
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protected void sendMail(NodeRef emailTemplateRef, String emailAddress, String subjectText, Map<String, Object> model)
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{
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ParameterCheck.mandatoryString("emailAddress", emailAddress);
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Action mail = actionService.createAction(MailActionExecuter.NAME);
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mail.setParameterValue(MailActionExecuter.PARAM_TO, emailAddress);
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mail.setParameterValue(MailActionExecuter.PARAM_SUBJECT, subjectText);
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//mail.setParameterValue(MailActionExecuter.PARAM_TEXT, buildMailText(emailTemplateRef, model));
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mail.setParameterValue(MailActionExecuter.PARAM_TEMPLATE, emailTemplateRef);
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mail.setParameterValue(MailActionExecuter.PARAM_TEMPLATE_MODEL, (Serializable)model);
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actionService.executeAction(mail, null);
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}
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protected String buildSubjectText(long currentTime)
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{
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return I18NUtil.getMessage(MSG_EMAIL_SUBJECT, ModelUtil.getProductName(repoAdminService));
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}
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protected NodeRef getEmailTemplateRef()
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{
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StoreRef store = feedEmailTemplateLocation.getStoreRef();
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String xpath = feedEmailTemplateLocation.getPath();
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if (! feedEmailTemplateLocation.getQueryLanguage().equals(SearchService.LANGUAGE_XPATH))
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{
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logger.warn("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.warn("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));
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}
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protected void addSiteName(String siteId, Map<String, String> siteNames)
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{
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if (siteId == null)
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{
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return;
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}
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String siteName = siteNames.get(siteId);
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if (siteName == null)
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{
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SiteInfo site = siteService.getSite(siteId);
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if (site == null)
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{
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return;
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}
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String siteTitle = site.getTitle();
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if (siteTitle != null && siteTitle.length() > 0)
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{
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siteName = siteTitle;
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|
}
|
|
else
|
|
{
|
|
siteName = siteId;
|
|
}
|
|
|
|
siteNames.put(siteId, siteName);
|
|
}
|
|
}
|
|
|
|
protected boolean skipUser(Boolean emailFeedDisabled, String feedUserId, String emailAddress, List<String> excludedEmailSuffixes)
|
|
{
|
|
if ((emailFeedDisabled != null) && (emailFeedDisabled == true))
|
|
{
|
|
return true;
|
|
}
|
|
|
|
if (authenticationContext.isSystemUserName(feedUserId) || authenticationContext.isGuestUserName(feedUserId))
|
|
{
|
|
// skip "guest" or "System" user
|
|
return true;
|
|
}
|
|
|
|
if ((emailAddress == null) || (emailAddress.length() <= 0))
|
|
{
|
|
// skip user that does not have an email address
|
|
if (logger.isDebugEnabled())
|
|
{
|
|
logger.debug("Skip for '"+feedUserId+"' since they have no email address set");
|
|
}
|
|
return true;
|
|
}
|
|
|
|
String lowerEmailAddress = emailAddress.toLowerCase();
|
|
for (String excludedEmailSuffix : excludedEmailSuffixes)
|
|
{
|
|
if (lowerEmailAddress.endsWith(excludedEmailSuffix.toLowerCase()))
|
|
{
|
|
// skip user whose email matches exclude suffix
|
|
if (logger.isDebugEnabled())
|
|
{
|
|
logger.debug("Skip for '"+feedUserId+"' since email address is excluded ("+emailAddress+")");
|
|
}
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Lazily update the job lock
|
|
*/
|
|
private void refreshLock()
|
|
{
|
|
Pair<Long, String> lockPair = lockThreadLocal.get();
|
|
if (lockPair == null)
|
|
{
|
|
String lockToken = jobLockService.getLock(LOCK_QNAME, LOCK_TTL);
|
|
Long lastLock = new Long(System.currentTimeMillis());
|
|
// We have not locked before
|
|
lockPair = new Pair<Long, String>(lastLock, lockToken);
|
|
lockThreadLocal.set(lockPair);
|
|
}
|
|
else
|
|
{
|
|
long now = System.currentTimeMillis();
|
|
long lastLock = lockPair.getFirst().longValue();
|
|
String lockToken = lockPair.getSecond();
|
|
// Only refresh the lock if we are past a threshold
|
|
if (now - lastLock > (long)(LOCK_TTL/2L))
|
|
{
|
|
jobLockService.refreshLock(lockToken, LOCK_QNAME, LOCK_TTL);
|
|
lastLock = System.currentTimeMillis();
|
|
lockPair = new Pair<Long, String>(lastLock, lockToken);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Release the lock after the job completes
|
|
*/
|
|
private void releaseLock()
|
|
{
|
|
Pair<Long, String> lockPair = lockThreadLocal.get();
|
|
if (lockPair != null)
|
|
{
|
|
// We can't release without a token
|
|
try
|
|
{
|
|
jobLockService.releaseLock(lockPair.getSecond(), LOCK_QNAME);
|
|
}
|
|
finally
|
|
{
|
|
// Reset
|
|
lockThreadLocal.set(null);
|
|
}
|
|
}
|
|
// else: We can't release without a token
|
|
}
|
|
}
|