001/*
002 *  Copyright 2013 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.clientsideelement;
017
018import java.util.ArrayList;
019import java.util.List;
020import java.util.Map;
021
022import org.apache.avalon.framework.service.ServiceException;
023import org.apache.avalon.framework.service.ServiceManager;
024
025import org.ametys.cms.repository.Content;
026import org.ametys.core.observation.ObservationManager;
027import org.ametys.core.ui.Callable;
028import org.ametys.runtime.i18n.I18nizableText;
029
030/**
031 * This element creates a ribbon button to delete a content
032 */
033public class DeleteContentClientSideElement extends SmartContentClientSideElement
034{
035    /** Observer manager. */
036    protected ObservationManager _observationManager;
037    
038    @Override
039    public void service(ServiceManager smanager) throws ServiceException
040    {
041        super.service(smanager);
042        _observationManager = (ObservationManager) smanager.lookup(ObservationManager.ROLE);
043    }
044    
045    @Override
046    @Callable(rights = Callable.CHECKED_BY_IMPLEMENTATION)
047    public Map<String, Object> getStatus(List<String> contentsId)
048    {
049        // perform the right checks on every contents
050        // all contents in "allright-contents" are allowed
051        Map<String, Object> results = super.getStatus(contentsId);
052        
053        results.put("referenced-contents", new ArrayList<>());
054        
055        List<Map<String, Object>> orphanContents = new ArrayList<>();
056        
057        @SuppressWarnings("unchecked")
058        List<Map<String, Object>> allrightContents = (List<Map<String, Object>>) results.get("allright-contents");
059        for (Map<String, Object> allRightContent : allrightContents)
060        {
061            String contentId = (String) allRightContent.get("id");
062            Content content = _resolver.resolveById(contentId);
063            
064            // Is orphan content ?
065            if (!_isContentReferenced(content))
066            {
067                // Yes, this is a 'all-right' content
068                orphanContents.add(allRightContent);
069            }
070            else
071            {
072                // No, content is still referenced
073                Map<String, Object> contentParams = getContentDefaultParameters (content);
074                contentParams.put("description", _getReferencedDescription(content));
075
076                @SuppressWarnings("unchecked")
077                List<Map<String, Object>> referencedContents = (List<Map<String, Object>>) results.get("referenced-contents");
078                referencedContents.add(contentParams);
079            }
080        }
081        
082        // All right contents are only orphan contents
083        results.put("allright-contents", orphanContents);
084        
085        return results;
086    }
087    
088    /**
089     * Test if content is still referenced before removing it
090     * @param content The content to remove
091     * @return true if content is still referenced
092     */
093    protected boolean _isContentReferenced (Content content)
094    {
095        return content.hasReferencingContents();
096    }
097    
098    /**
099     * Get i18n description when the content is orphan
100     * @param content The content
101     * @return The {@link I18nizableText} description
102     */
103    protected I18nizableText _getReferencedDescription (Content content)
104    {
105        List<String> workflowI18nParameters = new ArrayList<>();
106        workflowI18nParameters.add(_contentHelper.getTitle(content));
107        
108        I18nizableText ed = (I18nizableText) this._script.getParameters().get("referenced-content-description");
109        return new I18nizableText(ed.getCatalogue(), ed.getKey(), workflowI18nParameters);
110    }
111}