mirror of
https://github.com/Alfresco/alfresco-community-repo.git
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a8aac98030
82373: Merged WAT2 (5.0/Cloud) to HEAD-BUG-FIX (5.0/Cloud)
76479: Supporting Client class from alfresco-events
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@83217 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
588 lines
21 KiB
Java
588 lines
21 KiB
Java
/*
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* Copyright (C) 2005-2014 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.quickshare;
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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 org.alfresco.events.types.ActivityEvent;
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import org.alfresco.events.types.Event;
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import org.alfresco.model.ContentModel;
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import org.alfresco.model.QuickShareModel;
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import org.alfresco.repo.Client;
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import org.alfresco.repo.Client.ClientType;
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import org.alfresco.repo.copy.CopyBehaviourCallback;
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import org.alfresco.repo.copy.CopyDetails;
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import org.alfresco.repo.copy.CopyServicePolicies;
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import org.alfresco.repo.copy.DoNothingCopyBehaviourCallback;
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import org.alfresco.repo.events.EventPreparator;
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import org.alfresco.repo.events.EventPublisher;
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import org.alfresco.repo.node.NodeServicePolicies;
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import org.alfresco.repo.policy.BehaviourFilter;
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import org.alfresco.repo.policy.JavaBehaviour;
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import org.alfresco.repo.policy.PolicyComponent;
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import org.alfresco.repo.security.authentication.AuthenticationUtil;
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import org.alfresco.repo.security.authentication.AuthenticationUtil.RunAsWork;
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import org.alfresco.repo.security.permissions.AccessDeniedException;
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import org.alfresco.repo.tenant.TenantService;
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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.thumbnail.ThumbnailDefinition;
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import org.alfresco.service.cmr.attributes.AttributeService;
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import org.alfresco.service.cmr.dictionary.DictionaryService;
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import org.alfresco.service.cmr.quickshare.InvalidSharedIdException;
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import org.alfresco.service.cmr.quickshare.QuickShareDTO;
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import org.alfresco.service.cmr.quickshare.QuickShareDisabledException;
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import org.alfresco.service.cmr.quickshare.QuickShareService;
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import org.alfresco.service.cmr.repository.ContentData;
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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.security.AccessStatus;
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import org.alfresco.service.cmr.security.NoSuchPersonException;
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import org.alfresco.service.cmr.security.PermissionService;
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import org.alfresco.service.cmr.security.PersonService;
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import org.alfresco.service.cmr.thumbnail.ThumbnailService;
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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.util.EqualsHelper;
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import org.alfresco.util.Pair;
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import org.apache.commons.codec.binary.Base64;
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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.safehaus.uuid.UUID;
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import org.safehaus.uuid.UUIDGenerator;
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/**
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* QuickShare Service implementation.
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*
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* In addition to the quick share service, this class also provides a BeforeDeleteNodePolicy and
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* OnCopyNodePolicy for content with the QuickShare aspect.
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*
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* @author Alex Miller, janv
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*/
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public class QuickShareServiceImpl implements QuickShareService, NodeServicePolicies.BeforeDeleteNodePolicy, CopyServicePolicies.OnCopyNodePolicy
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{
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private static final Log logger = LogFactory.getLog(QuickShareServiceImpl.class);
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static final String ATTR_KEY_SHAREDIDS_ROOT = ".sharedIds";
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private boolean enabled;
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private AttributeService attributeService;
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private DictionaryService dictionaryService;
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private NodeService nodeService;
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private PermissionService permissionService;
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private PersonService personService;
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private PolicyComponent policyComponent;
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private TenantService tenantService;
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private ThumbnailService thumbnailService;
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private EventPublisher eventPublisher;
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/** Component to determine which behaviours are active and which not */
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private BehaviourFilter behaviourFilter;
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/**
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* Spring configuration
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*
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* @param behaviourFilter the behaviourFilter to set
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*/
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public void setBehaviourFilter(BehaviourFilter behaviourFilter)
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{
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this.behaviourFilter = behaviourFilter;
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}
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/**
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* Enable or disable this service.
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*/
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public void setEnabled(boolean enabled)
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{
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this.enabled = enabled;
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}
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/**
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* Set the attribute service
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*/
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public void setAttributeService(AttributeService attributeService)
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{
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this.attributeService = attributeService;
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}
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/**
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* Set the dictionary service
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*/
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public void setDictionaryService(DictionaryService dictionaryService)
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{
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this.dictionaryService = dictionaryService;
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}
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/**
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* Set the node service
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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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/**
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* Set the Permission service
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*/
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public void setPermissionService(PermissionService permissionService)
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{
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this.permissionService = permissionService;
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}
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/**
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* Set the person service
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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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/**
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* Set the policy component
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*/
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public void setPolicyComponent(PolicyComponent policyComponent)
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{
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this.policyComponent = policyComponent;
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}
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/**
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* Set the tenant service
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*/
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public void setTenantService(TenantService tenantService)
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{
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this.tenantService = tenantService;
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}
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/**
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* Set the thumbnail service
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*/
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public void setThumbnailService(ThumbnailService thumbnailService)
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{
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this.thumbnailService = thumbnailService;
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}
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/**
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* Set the eventPublisher
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*/
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public void setEventPublisher(EventPublisher eventPublisher)
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{
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this.eventPublisher = eventPublisher;
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}
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/**
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* The initialise method. Register our policies.
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*/
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public void init()
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{
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// Register interest in the beforeDeleteNode policy - note: currently for content only !!
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policyComponent.bindClassBehaviour(
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QName.createQName(NamespaceService.ALFRESCO_URI, "beforeDeleteNode"),
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ContentModel.TYPE_CONTENT,
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new JavaBehaviour(this, "beforeDeleteNode"));
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//Register interest in the onCopyNodePolicy to block copying of quick share metadta
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policyComponent.bindClassBehaviour(
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CopyServicePolicies.OnCopyNodePolicy.QNAME,
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QuickShareModel.ASPECT_QSHARE,
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new JavaBehaviour(this, "getCopyCallback"));
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}
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@Override
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public QuickShareDTO shareContent(final NodeRef nodeRef)
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{
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checkEnabled();
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//Check the node is the correct type
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final QName typeQName = nodeService.getType(nodeRef);
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if (isSharable(typeQName) == false)
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{
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throw new InvalidNodeRefException(nodeRef);
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}
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final String sharedId;
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// Only add the quick share aspect if it isn't already present.
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// If it is retura dto built from the existing properties.
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if (! nodeService.getAspects(nodeRef).contains(QuickShareModel.ASPECT_QSHARE))
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{
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UUID uuid = UUIDGenerator.getInstance().generateRandomBasedUUID();
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sharedId = Base64.encodeBase64URLSafeString(uuid.toByteArray()); // => 22 chars (eg. q3bEKPeDQvmJYgt4hJxOjw)
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final Map<QName, Serializable> props = new HashMap<QName, Serializable>(2);
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props.put(QuickShareModel.PROP_QSHARE_SHAREDID, sharedId);
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props.put(QuickShareModel.PROP_QSHARE_SHAREDBY, AuthenticationUtil.getRunAsUser());
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// Disable audit to preserve modifier and modified date
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// see MNT-11960
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behaviourFilter.disableBehaviour(nodeRef, ContentModel.ASPECT_AUDITABLE);
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try
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{
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// consumer/contributor should be able to add "shared" aspect (MNT-10366)
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AuthenticationUtil.runAsSystem(new RunAsWork<Void>()
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{
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public Void doWork()
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{
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nodeService.addAspect(nodeRef, QuickShareModel.ASPECT_QSHARE, props);
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return null;
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}
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});
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}
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finally
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{
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behaviourFilter.enableBehaviour(nodeRef, ContentModel.ASPECT_AUDITABLE);
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}
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final NodeRef tenantNodeRef = tenantService.getName(nodeRef);
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TenantUtil.runAsDefaultTenant(new TenantRunAsWork<Void>()
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{
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public Void doWork() throws Exception
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{
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attributeService.setAttribute(tenantNodeRef, ATTR_KEY_SHAREDIDS_ROOT, sharedId);
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return null;
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}
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});
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final StringBuffer sb = new StringBuffer();
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sb.append("{").append("\"sharedId\":\"").append(sharedId).append("\"").append("}");
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eventPublisher.publishEvent(new EventPreparator(){
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@Override
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public Event prepareEvent(String user, String networkId, String transactionId)
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{
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return new ActivityEvent("quickshare", transactionId, networkId, user, nodeRef.getId(),
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null, typeQName.toString(), Client.asType(ClientType.webclient), sb.toString(),
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null, null, 0l, null);
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}
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});
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if (logger.isInfoEnabled())
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{
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logger.info("QuickShare - shared content: "+sharedId+" ["+nodeRef+"]");
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}
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}
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else
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{
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sharedId = (String)nodeService.getProperty(nodeRef, QuickShareModel.PROP_QSHARE_SHAREDID);
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if (logger.isDebugEnabled())
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{
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logger.debug("QuickShare - content already shared: "+sharedId+" ["+nodeRef+"]");
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}
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}
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return new QuickShareDTO(sharedId);
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}
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/**
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* Is this service enable?
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* @throws uickShareDisabledException if it isn't.
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*/
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private void checkEnabled()
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{
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if (enabled == false)
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{
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throw new QuickShareDisabledException("QuickShare is disabled system-wide");
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}
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}
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@SuppressWarnings("unchecked")
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@Override
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public Map<String, Object> getMetaData(NodeRef nodeRef)
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{
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// TODO This functionality MUST be available when quickshare is also disabled, therefor refactor it out from the quickshare package to a more common package.
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Map<QName, Serializable> nodeProps = nodeService.getProperties(nodeRef);
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ContentData contentData = (ContentData)nodeService.getProperty(nodeRef, ContentModel.PROP_CONTENT);
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String modifierUserName = (String)nodeProps.get(ContentModel.PROP_MODIFIER);
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Map<QName, Serializable> personProps = null;
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if (modifierUserName != null)
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{
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try
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{
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NodeRef personRef = personService.getPerson(modifierUserName);
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if (personRef != null)
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{
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personProps = nodeService.getProperties(personRef);
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}
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}
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catch (NoSuchPersonException nspe)
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{
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// absorb this exception - eg. System (or maybe the user has been deleted)
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if (logger.isInfoEnabled())
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{
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logger.info("MetaDataGet - no such person: "+modifierUserName);
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}
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}
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}
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Map<String, Object> metadata = new HashMap<String, Object>(8);
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metadata.put("name", nodeProps.get(ContentModel.PROP_NAME));
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metadata.put("title", nodeProps.get(ContentModel.PROP_TITLE));
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if (contentData != null)
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{
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metadata.put("mimetype", contentData.getMimetype());
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metadata.put("size", contentData.getSize());
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}
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else
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{
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metadata.put("size", 0L);
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}
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metadata.put("modified", nodeProps.get(ContentModel.PROP_MODIFIED));
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if (personProps != null)
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{
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metadata.put("modifierFirstName", personProps.get(ContentModel.PROP_FIRSTNAME));
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metadata.put("modifierLastName", personProps.get(ContentModel.PROP_LASTNAME));
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}
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// thumbnail defs for this nodeRef
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List<String> thumbnailDefs = new ArrayList<String>(7);
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if (contentData != null)
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{
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// Note: thumbnail defs only appear in this list if they can produce a thumbnail for the content
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// found in the content property of this node. This will be determined by looking at the mimetype of the content
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// and the destination mimetype of the thumbnail.
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List<ThumbnailDefinition> thumbnailDefinitions = thumbnailService.getThumbnailRegistry().getThumbnailDefinitions(contentData.getMimetype(), contentData.getSize());
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for (ThumbnailDefinition thumbnailDefinition : thumbnailDefinitions)
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{
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thumbnailDefs.add(thumbnailDefinition.getName());
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}
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}
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metadata.put("thumbnailDefinitions", thumbnailDefs);
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// thumbnail instances for this nodeRef
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List<NodeRef> thumbnailRefs = thumbnailService.getThumbnails(nodeRef, ContentModel.PROP_CONTENT, null, null);
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List<String> thumbnailNames = new ArrayList<String>(thumbnailRefs.size());
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for (NodeRef thumbnailRef : thumbnailRefs)
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{
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thumbnailNames.add((String)nodeService.getProperty(thumbnailRef, ContentModel.PROP_NAME));
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}
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metadata.put("thumbnailNames", thumbnailNames);
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metadata.put("lastThumbnailModificationData", (List<String>)nodeProps.get(ContentModel.PROP_LAST_THUMBNAIL_MODIFICATION_DATA));
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if (nodeProps.containsKey(QuickShareModel.PROP_QSHARE_SHAREDID))
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{
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metadata.put("sharedId", nodeProps.get(QuickShareModel.PROP_QSHARE_SHAREDID));
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}
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else
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{
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QName type = nodeService.getType(nodeRef);
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boolean sharable = isSharable(type);
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metadata.put("sharable", sharable);
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}
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Map<String, Object> model = new HashMap<String, Object>(1);
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model.put("item", metadata);
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return model;
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}
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@Override
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public Pair<String, NodeRef> getTenantNodeRefFromSharedId(final String sharedId)
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{
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final NodeRef nodeRef = TenantUtil.runAsDefaultTenant(new TenantRunAsWork<NodeRef>()
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{
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public NodeRef doWork() throws Exception
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{
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return (NodeRef)attributeService.getAttribute(ATTR_KEY_SHAREDIDS_ROOT, sharedId);
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}
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});
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if (nodeRef == null)
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{
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throw new InvalidSharedIdException(sharedId);
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}
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// note: relies on tenant-specific (ie. mangled) nodeRef
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String tenantDomain = tenantService.getDomain(nodeRef.getStoreRef().getIdentifier());
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return new Pair<String, NodeRef>(tenantDomain, tenantService.getBaseName(nodeRef));
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}
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@Override
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public Map<String, Object> getMetaData(String sharedId)
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{
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checkEnabled();
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Pair<String, NodeRef> pair = getTenantNodeRefFromSharedId(sharedId);
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final String tenantDomain = pair.getFirst();
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final NodeRef nodeRef = pair.getSecond();
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Map<String, Object> model = TenantUtil.runAsSystemTenant(new TenantRunAsWork<Map<String, Object>>()
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{
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public Map<String, Object> doWork() throws Exception
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{
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checkQuickShareNode(nodeRef);
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return getMetaData(nodeRef);
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}
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}, tenantDomain);
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if (logger.isDebugEnabled())
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{
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logger.debug("QuickShare - retrieved metadata: "+sharedId+" ["+nodeRef+"]["+model+"]");
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}
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return model;
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}
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private void checkQuickShareNode(final NodeRef nodeRef)
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{
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if (! nodeService.getAspects(nodeRef).contains(QuickShareModel.ASPECT_QSHARE))
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{
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throw new InvalidNodeRefException(nodeRef);
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}
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}
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// behaviour - currently registered for content only !!
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// note: will remove "share" even if node is only being archived (ie. moved to trash) => a subsequent restore will *not* restore the "share"
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public void beforeDeleteNode(final NodeRef beforeDeleteNodeRef)
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{
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AuthenticationUtil.runAsSystem(new RunAsWork<Void>()
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{
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public Void doWork() throws Exception
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{
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String sharedId = (String)nodeService.getProperty(beforeDeleteNodeRef, QuickShareModel.PROP_QSHARE_SHAREDID);
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if (sharedId != null)
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{
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try
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{
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Pair<String, NodeRef> pair = getTenantNodeRefFromSharedId(sharedId);
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@SuppressWarnings("unused")
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final String tenantDomain = pair.getFirst();
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final NodeRef nodeRef = pair.getSecond();
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// note: deleted nodeRef might not match, eg. for upload new version -> checkin -> delete working copy
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if (nodeRef.equals(beforeDeleteNodeRef))
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{
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removeSharedId(sharedId);
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}
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}
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catch (InvalidSharedIdException ex)
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{
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logger.warn("Couldn't find shareId, " + sharedId + ", attributes for node " + beforeDeleteNodeRef);
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}
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}
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return null;
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}
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});
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}
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private void removeSharedId(final String sharedId)
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{
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TenantUtil.runAsDefaultTenant(new TenantRunAsWork<Void>()
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{
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public Void doWork() throws Exception
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{
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attributeService.removeAttribute(ATTR_KEY_SHAREDIDS_ROOT, sharedId);
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return null;
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}
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});
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}
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@Override
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public void unshareContent(final String sharedId)
|
|
{
|
|
Pair<String, NodeRef> pair = getTenantNodeRefFromSharedId(sharedId);
|
|
final String tenantDomain = pair.getFirst();
|
|
final NodeRef nodeRef = pair.getSecond();
|
|
|
|
TenantUtil.runAsSystemTenant(new TenantRunAsWork<Void>()
|
|
{
|
|
public Void doWork() throws Exception
|
|
{
|
|
QName typeQName = nodeService.getType(nodeRef);
|
|
if (! isSharable(typeQName))
|
|
{
|
|
throw new InvalidNodeRefException(nodeRef);
|
|
}
|
|
|
|
String nodeSharedId = (String)nodeService.getProperty(nodeRef, QuickShareModel.PROP_QSHARE_SHAREDID);
|
|
|
|
if (! EqualsHelper.nullSafeEquals(nodeSharedId, sharedId))
|
|
{
|
|
logger.warn("SharedId mismatch: expected="+sharedId+",actual="+nodeSharedId);
|
|
}
|
|
|
|
nodeService.removeAspect(nodeRef, QuickShareModel.ASPECT_QSHARE);
|
|
|
|
return null;
|
|
}
|
|
}, tenantDomain);
|
|
|
|
removeSharedId(sharedId);
|
|
|
|
if (logger.isInfoEnabled())
|
|
{
|
|
logger.info("QuickShare - unshared content: "+sharedId+" ["+nodeRef+"]");
|
|
}
|
|
}
|
|
|
|
private boolean isSharable(QName type)
|
|
{
|
|
return type.equals(ContentModel.TYPE_CONTENT) || dictionaryService.isSubClass(type, ContentModel.TYPE_CONTENT);
|
|
}
|
|
// Prevent copying of Quick share properties on node copy.
|
|
@Override
|
|
public CopyBehaviourCallback getCopyCallback(QName classRef, CopyDetails copyDetails)
|
|
{
|
|
return DoNothingCopyBehaviourCallback.getInstance();
|
|
}
|
|
|
|
@Override
|
|
public boolean canRead(String sharedId)
|
|
{
|
|
Pair<String, NodeRef> pair = getTenantNodeRefFromSharedId(sharedId);
|
|
final String tenantDomain = pair.getFirst();
|
|
final NodeRef nodeRef = pair.getSecond();
|
|
|
|
return TenantUtil.runAsTenant(new TenantRunAsWork<Boolean>()
|
|
{
|
|
public Boolean doWork() throws Exception
|
|
{
|
|
try
|
|
{
|
|
checkQuickShareNode(nodeRef);
|
|
return permissionService.hasPermission(nodeRef, PermissionService.READ) == AccessStatus.ALLOWED;
|
|
}
|
|
catch (AccessDeniedException ex)
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
}, tenantDomain);
|
|
|
|
}
|
|
|
|
}
|