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/**
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* Copyright (C) 2012 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.cdm.persistence.hibernate.permission.voter;
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import java.util.Collection;
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import java.util.UUID;
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import org.apache.log4j.Logger;
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import org.springframework.security.access.ConfigAttribute;
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import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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import eu.etaxonomy.cdm.model.taxon.TaxonNode;
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import eu.etaxonomy.cdm.persistence.hibernate.permission.CdmAuthority;
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/**
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* @author andreas kohlbecker
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* @date Sep 4, 2012
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*
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*/
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public class TaxonNodeVoter extends CdmPermissionVoter {
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public static final Logger logger = Logger.getLogger(TaxonNodeVoter.class);
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@Override
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public Class<? extends CdmBase> getResponsibilityClass() {
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return TaxonNode.class;
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}
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/* (non-Javadoc)
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* @see eu.etaxonomy.cdm.persistence.hibernate.permission.voter.CdmPermissionVoter#furtherVotingDescisions(org.springframework.security.core.Authentication, java.lang.Object, java.util.Collection, eu.etaxonomy.cdm.persistence.hibernate.permission.voter.TaxonBaseVoter.ValidationResult)
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*/
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@Override
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protected Integer furtherVotingDescisions(CdmAuthority CdmAuthority, Object object, Collection<ConfigAttribute> attributes,
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ValidationResult validationResult) {
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boolean isUuidMatchInParentNodes = CdmAuthority.hasTargetUuid() && findTargetUuidInParentNodes(CdmAuthority.getTargetUUID(), (TaxonNode)object);
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if ( isUuidMatchInParentNodes && validationResult.isClassMatch && validationResult.isPermissionMatch){
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logger.debug("permission, class and uuid in parent nodes are matching => ACCESS_GRANTED");
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return ACCESS_GRANTED;
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}
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return null;
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}
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/**
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* @param targetUuid
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* @param node
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* @return
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*/
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private boolean findTargetUuidInParentNodes(UUID targetUuid, TaxonNode node){
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if (targetUuid.equals(node.getUuid())) {
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return true;
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} else {
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TaxonNode parentNode = HibernateProxyHelper.deproxy(node, TaxonNode.class).getParent();
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if (parentNode != null){
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return findTargetUuidInParentNodes(targetUuid, parentNode);
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}
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}
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return false;
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}
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/* (non-Javadoc)
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* @see eu.etaxonomy.cdm.persistence.hibernate.permission.voter.CdmPermissionVoter#isOrpahn(eu.etaxonomy.cdm.model.common.CdmBase)
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*/
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@Override
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public boolean isOrpahn(CdmBase object) {
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if(object instanceof TaxonNode){
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return ((TaxonNode)object).getParent() == null;
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}
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return false;
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}
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}
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