001/*
002 *  Copyright 2025 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.odf.schedulable;
017
018import java.util.ArrayList;
019import java.util.List;
020
021import org.apache.avalon.framework.service.ServiceException;
022import org.apache.avalon.framework.service.ServiceManager;
023import org.quartz.JobExecutionContext;
024
025import org.ametys.cms.repository.Content;
026import org.ametys.cms.repository.ContentDAO;
027import org.ametys.cms.repository.ContentQueryHelper;
028import org.ametys.cms.repository.ContentTypeExpression;
029import org.ametys.core.schedule.progression.ContainerProgressionTracker;
030import org.ametys.odf.skill.workflow.SkillEditionFunction;
031import org.ametys.plugins.core.impl.schedule.AbstractStaticSchedulable;
032import org.ametys.plugins.repository.AmetysObjectResolver;
033import org.ametys.plugins.repository.query.expression.AndExpression;
034import org.ametys.plugins.repository.query.expression.Expression;
035import org.ametys.plugins.repository.query.expression.Expression.Operator;
036import org.ametys.plugins.repository.query.expression.MetadataExpression;
037import org.ametys.plugins.repository.query.expression.NotExpression;
038
039/**
040 * Scheduler to purge orphan skills.
041 */
042public class SkillsPurgeSchedulable extends AbstractStaticSchedulable
043{
044    private AmetysObjectResolver _resolver;
045    private ContentDAO _contentDAO;
046
047    @Override
048    public void service(ServiceManager manager) throws ServiceException
049    {
050        super.service(manager);
051        _resolver = (AmetysObjectResolver) manager.lookup(AmetysObjectResolver.ROLE);
052        _contentDAO = (ContentDAO) manager.lookup(ContentDAO.ROLE);
053    }
054    
055    @Override
056    public void execute(JobExecutionContext context, ContainerProgressionTracker progressionTracker) throws Exception
057    {
058        List<Content> contentIdsToDelete = new ArrayList<>();
059        
060        contentIdsToDelete.addAll(_getOrphansMacroSkills());
061        contentIdsToDelete.addAll(_getOrphansMicroSkills());
062        
063        // Remove the skills
064        _contentDAO.forceDeleteContentsObj(contentIdsToDelete, null);
065    }
066    
067    private List<Content> _getOrphansSkills(Expression expression)
068    {
069        String query = ContentQueryHelper.getContentXPathQuery(expression);
070        
071        return _resolver.<Content>query(query).stream()
072                // Log
073                .peek(skill -> getLogger().info("The purge will delete the content {}.", skill.getId().toString()))
074                .toList();
075    }
076    
077    private List<Content> _getOrphansMacroSkills()
078    {
079        AndExpression expression = new AndExpression();
080        
081        // The orphans macroskills are the program ones that don't have a parent
082        expression.add(new ContentTypeExpression(Operator.EQ, SkillEditionFunction.DISCIPLINARY_MACRO_SKILL_TYPE));
083        expression.add(new NotExpression(new MetadataExpression("parentProgram")));
084        
085        return _getOrphansSkills(expression);
086    }
087    
088    private List<Content> _getOrphansMicroSkills()
089    {
090        AndExpression expression = new AndExpression();
091        expression.add(new ContentTypeExpression(Operator.EQ, SkillEditionFunction.MICRO_SKILL_TYPE));
092        expression.add(new NotExpression(new MetadataExpression("parentMacroSkill")));
093        
094        return _getOrphansSkills(expression);
095    }
096}