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https://github.com/Alfresco/alfresco-community-repo.git
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8143ba5440
22237: Fix ALF-3986: decrement original owner usage (if content deleted by a different user) git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@22339 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
606 lines
24 KiB
Java
606 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.usage;
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import java.io.Serializable;
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import java.util.HashSet;
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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.node.NodeServicePolicies;
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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.AuthenticationContext;
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import org.alfresco.repo.tenant.TenantService;
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import org.alfresco.repo.transaction.AlfrescoTransactionSupport;
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import org.alfresco.service.cmr.repository.ChildAssociationRef;
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import org.alfresco.service.cmr.repository.ContentData;
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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.OwnableService;
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import org.alfresco.service.cmr.security.PersonService;
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import org.alfresco.service.cmr.usage.ContentQuotaException;
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import org.alfresco.service.cmr.usage.ContentUsageService;
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import org.alfresco.service.cmr.usage.UsageService;
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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.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import org.springframework.extensions.surf.util.ParameterCheck;
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/**
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* Implements Content Usage service and policies/behaviour.
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*
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*/
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public class ContentUsageImpl implements ContentUsageService,
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NodeServicePolicies.OnUpdatePropertiesPolicy,
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NodeServicePolicies.BeforeDeleteNodePolicy,
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//NodeServicePolicies.OnAddAspectPolicy,
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NodeServicePolicies.OnCreateNodePolicy
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{
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// Logger
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private static Log logger = LogFactory.getLog(ContentUsageImpl.class);
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/** Key to the deleted nodes */
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private static final String KEY_DELETED_NODES = "contentUsage.deletedNodes";
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/** Key to the created nodes */
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private static final String KEY_CREATED_NODES = "contentUsage.createdNodes";
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private NodeService nodeService;
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private PersonService personService;
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private PolicyComponent policyComponent;
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private UsageService usageService;
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private AuthenticationContext authenticationContext;
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private TenantService tenantService;
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private boolean enabled = true;
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private List<String> stores;
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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 setPersonService(PersonService personService)
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{
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this.personService = personService;
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}
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public void setUsageService(UsageService usageService)
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{
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this.usageService = usageService;
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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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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 setTenantService(TenantService tenantService)
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{
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this.tenantService = tenantService;
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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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public void setStores(List<String> stores)
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{
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this.stores = stores;
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}
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public List<String> getStores()
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{
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return this.stores;
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}
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/**
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* The initialise method
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*/
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public void init()
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{
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if (enabled)
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{
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// Register interest in the onUpdateProperties policy - for content
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policyComponent.bindClassBehaviour(
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QName.createQName(NamespaceService.ALFRESCO_URI, "onUpdateProperties"),
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ContentModel.TYPE_CONTENT,
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new JavaBehaviour(this, "onUpdateProperties"));
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// Register interest in the beforeDeleteNode policy - for content
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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 onCreateNode policy - for content
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policyComponent.bindClassBehaviour(
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QName.createQName(NamespaceService.ALFRESCO_URI, "onCreateNode"),
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ContentModel.TYPE_CONTENT,
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new JavaBehaviour(this, "onCreateNode"));
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/*
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// Register interest in the onAddAspect policy - for ownable
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policyComponent.bindClassBehaviour(
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QName.createQName(NamespaceService.ALFRESCO_URI, "onAddAspect"),
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ContentModel.ASPECT_OWNABLE,
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new JavaBehaviour(this, "onAddAspect"));
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*/
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}
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}
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@SuppressWarnings("unchecked")
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private void recordDelete(NodeRef nodeRef)
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{
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Set<NodeRef> deletedNodes = (Set<NodeRef>)AlfrescoTransactionSupport.getResource(KEY_DELETED_NODES);
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if (deletedNodes == null)
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{
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deletedNodes = new HashSet<NodeRef>();
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AlfrescoTransactionSupport.bindResource(KEY_DELETED_NODES, deletedNodes);
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}
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deletedNodes.add(tenantService.getName(nodeRef));
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Set<NodeRef> updatedNodes = (Set<NodeRef>)AlfrescoTransactionSupport.getResource(KEY_CREATED_NODES);
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if (updatedNodes != null)
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{
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updatedNodes.remove(tenantService.getName(nodeRef));
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}
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}
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@SuppressWarnings("unchecked")
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private boolean alreadyDeleted(NodeRef nodeRef)
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{
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Set<NodeRef> deletedNodes = (Set<NodeRef>)AlfrescoTransactionSupport.getResource(KEY_DELETED_NODES);
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if (deletedNodes != null)
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{
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for (NodeRef deletedNodeRef : deletedNodes)
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{
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if (deletedNodeRef.equals(nodeRef))
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{
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if (logger.isDebugEnabled()) logger.debug("alreadyDeleted: nodeRef="+nodeRef);
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return true;
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}
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}
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}
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return false;
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}
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public void onCreateNode(ChildAssociationRef childAssocRef)
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{
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NodeRef nodeRef = childAssocRef.getChildRef();
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if (stores.contains(tenantService.getBaseName(nodeRef.getStoreRef()).toString()) && (! alreadyCreated(nodeRef)))
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{
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// TODO use data dictionary to get content property
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ContentData contentData = (ContentData)nodeService.getProperty(nodeRef, ContentModel.PROP_CONTENT);
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if (contentData != null)
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{
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long contentSize = contentData.getSize();
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// Get owner/creator
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String owner = (String)nodeService.getProperty(nodeRef, ContentModel.PROP_OWNER);
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if ((owner == null) || (owner.equals(OwnableService.NO_OWNER)))
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{
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owner = (String)nodeService.getProperty(nodeRef, ContentModel.PROP_CREATOR);
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}
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if (contentSize != 0 && owner != null)
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{
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// increment usage if node is being created
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if (logger.isDebugEnabled()) logger.debug("onCreateNode: nodeRef="+nodeRef+", owner="+owner+", contentSize="+contentSize);
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incrementUserUsage(owner, contentSize, nodeRef);
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recordCreate(nodeRef);
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}
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}
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}
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}
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@SuppressWarnings("unchecked")
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private void recordCreate(NodeRef nodeRef)
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{
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Set<NodeRef> createdNodes = (Set<NodeRef>)AlfrescoTransactionSupport.getResource(KEY_CREATED_NODES);
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if (createdNodes == null)
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{
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createdNodes = new HashSet<NodeRef>();
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AlfrescoTransactionSupport.bindResource(KEY_CREATED_NODES, createdNodes);
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}
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createdNodes.add(tenantService.getName(nodeRef));
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}
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@SuppressWarnings("unchecked")
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private boolean alreadyCreated(NodeRef nodeRef)
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{
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Set<NodeRef> createdNodes = (Set<NodeRef>)AlfrescoTransactionSupport.getResource(KEY_CREATED_NODES);
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if (createdNodes != null)
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{
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for (NodeRef createdNodeRef : createdNodes)
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{
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if (createdNodeRef.equals(nodeRef))
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{
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if (logger.isDebugEnabled()) logger.debug("alreadyCreated: nodeRef="+nodeRef);
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return true;
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}
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}
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}
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return false;
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}
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/**
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* Called after a node's properties have been changed.
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*
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* @param nodeRef reference to the updated node
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* @param before the node's properties before the change
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* @param after the node's properties after the change
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*/
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public void onUpdateProperties(
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NodeRef nodeRef,
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Map<QName, Serializable> before,
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Map<QName, Serializable> after)
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{
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if (stores.contains(tenantService.getBaseName(nodeRef.getStoreRef()).toString()) && (! alreadyCreated(nodeRef)))
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{
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// Check for change in content size
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// TODO use data dictionary to get content property
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ContentData contentDataBefore = (ContentData)before.get(ContentModel.PROP_CONTENT);
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Long contentSizeBefore = (contentDataBefore == null ? null : contentDataBefore.getSize());
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ContentData contentDataAfter = (ContentData)after.get(ContentModel.PROP_CONTENT);
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Long contentSizeAfter = (contentDataAfter == null ? null : contentDataAfter.getSize());
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// Check for change in owner/creator
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String ownerBefore = (String)before.get(ContentModel.PROP_OWNER);
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if ((ownerBefore == null) || (ownerBefore.equals(OwnableService.NO_OWNER)))
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{
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ownerBefore = (String)before.get(ContentModel.PROP_CREATOR);
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}
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String ownerAfter = (String)after.get(ContentModel.PROP_OWNER);
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if ((ownerAfter == null) || (ownerAfter.equals(OwnableService.NO_OWNER)))
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{
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ownerAfter = (String)after.get(ContentModel.PROP_CREATOR);
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}
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// check change in size (and possibly owner)
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if (contentSizeBefore == null && contentSizeAfter != null && contentSizeAfter != 0 && ownerAfter != null)
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{
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// new size has been added - note: ownerBefore does not matter since the contentSizeBefore is null
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if (logger.isDebugEnabled()) logger.debug("onUpdateProperties: updateSize (null -> "+contentSizeAfter+"): nodeRef="+nodeRef+", ownerAfter="+ownerAfter);
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incrementUserUsage(ownerAfter, contentSizeAfter, nodeRef);
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}
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else if (contentSizeAfter == null && contentSizeBefore != null && contentSizeBefore != 0 && ownerBefore != null)
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{
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// old size has been removed - note: ownerAfter does not matter since contentSizeAfter is null
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if (logger.isDebugEnabled()) logger.debug("onUpdateProperties: updateSize ("+contentSizeBefore+" -> null): nodeRef="+nodeRef+", ownerBefore="+ownerBefore);
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decrementUserUsage(ownerBefore, contentSizeBefore, nodeRef);
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}
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else if (contentSizeBefore != null && contentSizeAfter != null)
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{
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if (contentSizeBefore.equals(contentSizeAfter) == false)
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{
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// size has changed (and possibly owner)
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if (logger.isDebugEnabled()) logger.debug("onUpdateProperties: updateSize ("+contentSizeBefore+" -> "+contentSizeAfter+"): nodeRef="+nodeRef+", ownerBefore="+ownerBefore+", ownerAfter="+ownerAfter);
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if (contentSizeBefore != 0 && ownerBefore != null)
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{
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decrementUserUsage(ownerBefore, contentSizeBefore, nodeRef);
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}
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if (contentSizeAfter != 0 && ownerAfter != null)
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{
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incrementUserUsage(ownerAfter, contentSizeAfter, nodeRef);
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}
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}
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else
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{
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// same size - check change in owner only
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if (ownerBefore == null && ownerAfter != null && contentSizeAfter != 0 && ownerAfter != null)
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{
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// new owner has been added
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if (logger.isDebugEnabled()) logger.debug("onUpdateProperties: updateOwner (null -> "+ownerAfter+"): nodeRef="+nodeRef+", contentSize="+contentSizeAfter);
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incrementUserUsage(ownerAfter, contentSizeAfter, nodeRef);
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}
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else if (ownerAfter == null && ownerBefore != null && contentSizeBefore != 0)
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{
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// old owner has been removed
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if (logger.isDebugEnabled()) logger.debug("onUpdateProperties: updateOwner ("+ownerBefore+" -> null): nodeRef="+nodeRef+", contentSize="+contentSizeBefore);
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decrementUserUsage(ownerBefore, contentSizeBefore, nodeRef);
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}
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else if (ownerBefore != null && ownerAfter != null && ownerBefore.equals(ownerAfter) == false)
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{
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// owner has changed (size has not)
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if (logger.isDebugEnabled()) logger.debug("onUpdateProperties: updateOwner ("+ownerBefore+" -> "+ownerAfter+"): nodeRef="+nodeRef+", contentSize="+contentSizeBefore);
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if (contentSizeBefore != 0)
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{
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decrementUserUsage(ownerBefore, contentSizeBefore, nodeRef);
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}
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if (contentSizeAfter != 0)
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{
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incrementUserUsage(ownerAfter, contentSizeAfter, nodeRef);
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}
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}
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}
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}
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}
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}
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/**
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* Called before a node is deleted.
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*
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* @param nodeRef the node reference
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*/
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public void beforeDeleteNode(NodeRef nodeRef)
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{
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if (stores.contains(tenantService.getBaseName(nodeRef.getStoreRef()).toString()) && (! alreadyDeleted(nodeRef)))
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{
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// TODO use data dictionary to get content property
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ContentData contentData = (ContentData)nodeService.getProperty(nodeRef, ContentModel.PROP_CONTENT);
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if (contentData != null)
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{
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long contentSize = contentData.getSize();
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// Get owner/creator
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String owner = (String)nodeService.getProperty(nodeRef, ContentModel.PROP_ARCHIVED_ORIGINAL_OWNER); // allow for case where someone else is deleting the node
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if (owner == null)
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{
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owner = (String)nodeService.getProperty(nodeRef, ContentModel.PROP_OWNER);
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if ((owner == null) || (owner.equals(OwnableService.NO_OWNER)))
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{
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owner = (String)nodeService.getProperty(nodeRef, ContentModel.PROP_CREATOR);
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}
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}
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if (contentSize != 0 && owner != null)
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{
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// decrement usage if node is being deleted
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if (logger.isDebugEnabled()) logger.debug("beforeDeleteNode: nodeRef="+nodeRef+", owner="+owner+", contentSize="+contentSize);
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decrementUserUsage(owner, contentSize, nodeRef);
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recordDelete(nodeRef);
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}
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}
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}
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}
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/**
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* Called after an <b>cm:ownable</b> aspect has been added to a node
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*
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* @param nodeRef the node to which the aspect was added
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* @param aspectTypeQName the type of the aspect
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*/
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/* NOTE: now handled via onUpdateProperties as expected
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public void onAddAspect(NodeRef nodeRef, QName aspectTypeQName)
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{
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if ((stores.contains(tenantService.getBaseName(nodeRef.getStoreRef()).toString())) &&
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(aspectTypeQName.equals(ContentModel.ASPECT_OWNABLE)))
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{
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String newOwner = (String)nodeService.getProperty(nodeRef, ContentModel.PROP_OWNER);
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String creator = (String)nodeService.getProperty(nodeRef, ContentModel.PROP_CREATOR);
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if ((newOwner != null) && (! newOwner.equals(creator)))
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{
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if (newOwner.equals(OwnableService.NO_OWNER))
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{
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// usage has to be applied somewhere, default back to creator for now
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newOwner = creator;
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}
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ContentData content = (ContentData)nodeService.getProperty(nodeRef, ContentModel.PROP_CONTENT);
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Map<QName, Serializable> before = new HashMap<QName, Serializable>(2);
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Map<QName, Serializable> after = new HashMap<QName, Serializable>(2);
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after.put(ContentModel.PROP_OWNER, newOwner);
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after.put(ContentModel.PROP_CONTENT, content);
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before.put(ContentModel.PROP_CREATOR, creator);
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before.put(ContentModel.PROP_CONTENT, content);
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onUpdateProperties(nodeRef, before, after);
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}
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}
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}
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*/
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private void incrementUserUsage(String userName, long contentSize, NodeRef contentNodeRef)
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{
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if (! authenticationContext.isSystemUserName(userName))
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{
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// increment usage - add positive delta
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if (logger.isDebugEnabled()) logger.debug("incrementUserUsage: username="+userName+", contentSize="+contentSize+", contentNodeRef="+contentNodeRef);
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long currentSize = getUserUsage(userName);
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long quotaSize = getUserQuota(userName);
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long newSize = currentSize + contentSize;
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// check whether user's quota exceeded
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if ((quotaSize != -1) && (newSize > quotaSize))
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{
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if (logger.isWarnEnabled())
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{
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logger.warn("User (" + userName + ") quota exceeded: content=" + contentSize +
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", usage=" + currentSize +
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", quota=" + quotaSize);
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}
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throw new ContentQuotaException("User quota exceeded");
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}
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NodeRef personNodeRef = getPerson(userName);
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if (personNodeRef != null)
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{
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usageService.insertDelta(personNodeRef, contentSize);
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}
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}
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}
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private void decrementUserUsage(String userName, long contentSize, NodeRef contentNodeRef)
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{
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if (! authenticationContext.isSystemUserName(userName))
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{
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// decrement usage - add negative delta
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if (logger.isDebugEnabled()) logger.debug("decrementUserUsage: username="+userName+", contentSize="+contentSize+", contentNodeRef="+contentNodeRef);
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long currentSize = getUserUsage(userName);
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long newSize = currentSize + contentSize;
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if (newSize < 0)
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{
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if (logger.isDebugEnabled())
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{
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logger.debug("User (" + userName + ") has negative usage (" + newSize + ") - reset to 0");
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}
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}
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NodeRef personNodeRef = getPerson(userName);
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if (personNodeRef != null)
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{
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usageService.insertDelta(personNodeRef, (-contentSize));
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}
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}
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}
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/**
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* Set user's usage. Should only be called by background (collapse) job !
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*
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* @param userName
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* @param currentUsage
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*/
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public void setUserStoredUsage(NodeRef personNodeRef, long currentUsage)
|
|
{
|
|
if (personNodeRef != null)
|
|
{
|
|
nodeService.setProperty(personNodeRef, ContentModel.PROP_SIZE_CURRENT, new Long(currentUsage));
|
|
}
|
|
}
|
|
|
|
private long getUserStoredUsage(NodeRef personNodeRef)
|
|
{
|
|
Long currentUsage = null;
|
|
if (personNodeRef != null)
|
|
{
|
|
currentUsage = (Long)nodeService.getProperty(personNodeRef, ContentModel.PROP_SIZE_CURRENT);
|
|
}
|
|
|
|
return (currentUsage == null ? -1 : currentUsage);
|
|
}
|
|
|
|
public long getUserUsage(String userName)
|
|
{
|
|
ParameterCheck.mandatoryString("userName", userName);
|
|
return getUserUsage(getPerson(userName));
|
|
}
|
|
|
|
public long getUserUsage(NodeRef personNodeRef)
|
|
{
|
|
long currentUsage = -1;
|
|
|
|
if (personNodeRef != null)
|
|
{
|
|
currentUsage = getUserStoredUsage(personNodeRef);
|
|
}
|
|
|
|
if (currentUsage != -1)
|
|
{
|
|
// add any deltas
|
|
currentUsage = currentUsage + usageService.getTotalDeltaSize(personNodeRef);
|
|
|
|
if (currentUsage < 0)
|
|
{
|
|
if (logger.isWarnEnabled())
|
|
{
|
|
logger.warn("User usage ("+ personNodeRef+") is negative ("+currentUsage+") overriding to 0");
|
|
}
|
|
currentUsage = 0;
|
|
}
|
|
}
|
|
|
|
return currentUsage;
|
|
}
|
|
|
|
/**
|
|
* Set user's current quota.
|
|
* Usually called by Web Client (Admin Console) if admin is changing/setting a user's quota.
|
|
*
|
|
* @param userName
|
|
* @param currentQuota
|
|
*/
|
|
public void setUserQuota(String userName, long currentQuota)
|
|
{
|
|
NodeRef personNodeRef = getPerson(userName);
|
|
if (personNodeRef != null)
|
|
{
|
|
nodeService.setProperty(personNodeRef, ContentModel.PROP_SIZE_QUOTA, new Long(currentQuota));
|
|
}
|
|
}
|
|
|
|
public long getUserQuota(String userName)
|
|
{
|
|
Long currentQuota = null;
|
|
|
|
NodeRef personNodeRef = getPerson(userName);
|
|
if (personNodeRef != null)
|
|
{
|
|
currentQuota = (Long)nodeService.getProperty(personNodeRef, ContentModel.PROP_SIZE_QUOTA);
|
|
}
|
|
|
|
return (currentQuota == null ? -1 : currentQuota);
|
|
}
|
|
|
|
public boolean getEnabled()
|
|
{
|
|
return enabled;
|
|
}
|
|
|
|
private NodeRef getPerson(String userName)
|
|
{
|
|
NodeRef personNodeRef = null;
|
|
try
|
|
{
|
|
personNodeRef = personService.getPerson(userName);
|
|
}
|
|
catch (RuntimeException e)
|
|
{
|
|
// workaround for ETHREEOH-1457 where existing tenants (created using 3.0.1) may have been bootstrapped with creator set
|
|
// to super admin (eg. "admin") rather than "System@xxx". This workaround should remain until we patch any such existing tenants
|
|
if (tenantService.isEnabled())
|
|
{
|
|
personNodeRef = null;
|
|
}
|
|
else
|
|
{
|
|
throw e;
|
|
}
|
|
}
|
|
return personNodeRef;
|
|
}
|
|
}
|