001/*
002 *  Copyright 2017 Anyware Services
003 *
004 *  Licensed under the Apache License, Version 2.0 (the "License");
005 *  you may not use this file except in compliance with the License.
006 *  You may obtain a copy of the License at
007 *
008 *      http://www.apache.org/licenses/LICENSE-2.0
009 *
010 *  Unless required by applicable law or agreed to in writing, software
011 *  distributed under the License is distributed on an "AS IS" BASIS,
012 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 *  See the License for the specific language governing permissions and
014 *  limitations under the License.
015 */
016package org.ametys.cms.rights;
017
018import java.util.ArrayList;
019import java.util.Collections;
020import java.util.HashSet;
021import java.util.List;
022import java.util.Map;
023import java.util.Set;
024
025import org.apache.avalon.framework.service.ServiceException;
026import org.apache.avalon.framework.service.ServiceManager;
027import org.apache.commons.lang3.StringUtils;
028
029import org.ametys.cms.contenttype.ContentType;
030import org.ametys.cms.contenttype.ContentTypeExtensionPoint;
031import org.ametys.core.right.AbstractStaticRightAssignmentContext;
032import org.ametys.core.right.RightAssignmentContext;
033
034/**
035 * {@link RightAssignmentContext} for assign rights to a reference table {@link ContentType} or all reference tables root
036 */
037public class ReferenceTableRightAssignmentContext extends AbstractStaticRightAssignmentContext
038{
039    /** The id if this right context */
040    public static final String ID = "right.assignment.context.referencetable";
041    
042    /** The content type extension point */
043    protected ContentTypeExtensionPoint _contentTypeExtensionPoint;
044    /** Once computed, lets remember it */
045    protected Boolean _hasAnyReferenceTable;
046
047    @Override
048    public void service(ServiceManager smanager) throws ServiceException
049    {
050        super.service(smanager);
051        _contentTypeExtensionPoint = (ContentTypeExtensionPoint) smanager.lookup(ContentTypeExtensionPoint.ROLE);
052    }
053    
054    @Override
055    public Object convertJSContext(Object context)
056    {
057        if (context instanceof String)
058        {
059            return context;
060        }
061        return null;
062    }
063
064    @Override
065    public String getContextIdentifier(Object context)
066    {
067        if (context instanceof String)
068        {
069            return (String) context;
070        }
071        return null;
072    }
073    
074    @Override
075    public Set<Object> getParentContexts(Object context)
076    {
077        if (ReferenceTableAccessController.ROOT_CONTEXT.equals(context))
078        {
079            return null;
080        }
081        else if (context instanceof String)
082        {
083            Set<Object> parents = new HashSet<>();
084            
085            String ctypeId = StringUtils.substringAfter((String) context, Content2ContentTypeRightContextConvertor.CONTENT_TYPE_RIGHT_CONTEXT_PREFIX + "/");
086            ContentType contentType = _contentTypeExtensionPoint.getExtension(ctypeId);
087            
088            String[] supertypeIds = contentType.getSupertypeIds();
089            for (int i = 0; i < supertypeIds.length; i++)
090            {
091                String supertypeId = supertypeIds[i];
092                if (_contentTypeExtensionPoint.getExtension(supertypeId).isReferenceTable())
093                {
094                    parents.add(Content2ContentTypeRightContextConvertor.CONTENT_TYPE_RIGHT_CONTEXT_PREFIX + "/" + supertypeId);
095                }
096            }
097            
098            if (parents.isEmpty())
099            {
100                parents.add(ReferenceTableAccessController.ROOT_CONTEXT);
101            }
102            
103            return parents;
104        }
105        
106        return null;
107    }
108    
109    @Override
110    public List<Object> getRootContexts(Map<String, Object> contextParameters)
111    {
112        List<Object> rootContexts = new ArrayList<>();
113        if (matchWorkspace(contextParameters))
114        {
115            rootContexts.add(ReferenceTableAccessController.ROOT_CONTEXT);
116        }
117        return rootContexts;
118    }
119    
120    @Override
121    public final List<Script> getScripts(boolean ignoreRights, Map<String, Object> contextParameters)
122    {
123        if (!_hasAnyReferenceTable())
124        {
125            return Collections.EMPTY_LIST;
126        }
127        else
128        {
129            return super.getScripts(ignoreRights, contextParameters);
130        }
131    }
132    
133    private boolean _hasAnyReferenceTable()
134    {
135        if (_hasAnyReferenceTable != null)
136        {
137            return _hasAnyReferenceTable;
138        }
139        
140        for (String extensionId : _contentTypeExtensionPoint.getExtensionsIds())
141        {
142            ContentType contentType = _contentTypeExtensionPoint.getExtension(extensionId);
143            if (contentType.isReferenceTable())
144            {
145                _hasAnyReferenceTable = true;
146                return true;
147            }
148        }
149        
150        _hasAnyReferenceTable = false;
151        return false;
152    }
153}