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.plugins.workspaces.events;
017
018import java.util.Collection;
019import java.util.HashMap;
020import java.util.List;
021import java.util.Locale;
022import java.util.Map;
023
024import javax.jcr.Node;
025import javax.jcr.RepositoryException;
026
027import org.apache.avalon.framework.context.Context;
028import org.apache.avalon.framework.context.ContextException;
029import org.apache.avalon.framework.context.Contextualizable;
030import org.apache.avalon.framework.service.ServiceException;
031import org.apache.avalon.framework.service.ServiceManager;
032import org.apache.cocoon.components.ContextHelper;
033import org.apache.cocoon.environment.Request;
034import org.apache.commons.lang3.ArrayUtils;
035
036import org.ametys.cms.ObservationConstants;
037import org.ametys.cms.repository.Content;
038import org.ametys.core.observation.Event;
039import org.ametys.core.observation.ObservationManager;
040import org.ametys.core.user.CurrentUserProvider;
041import org.ametys.plugins.workspaces.WorkspacesConstants;
042import org.ametys.plugins.workspaces.project.ProjectManager;
043import org.ametys.plugins.workspaces.project.objects.Project;
044import org.ametys.web.repository.content.WebContent;
045import org.ametys.web.repository.page.ModifiablePage;
046import org.ametys.web.repository.page.Page;
047
048/**
049 * Observer for storing event on page updated
050 */
051public class UpdatePageOnContentValidatedObserver extends AbstractWorkspacesEventsObserver implements Contextualizable
052{
053    private ProjectManager _projectManager;
054    private Context _context;
055    private ObservationManager _observationManager;
056    private CurrentUserProvider _currentUserProvider;
057
058    @Override
059    public void service(ServiceManager serviceManager) throws ServiceException
060    {
061        super.service(serviceManager);
062        
063        _projectManager = (ProjectManager) serviceManager.lookup(ProjectManager.ROLE);
064        _observationManager = (ObservationManager) serviceManager.lookup(ObservationManager.ROLE);
065        _currentUserProvider = (CurrentUserProvider) serviceManager.lookup(CurrentUserProvider.ROLE);
066    }
067    
068
069    public void contextualize(Context context) throws ContextException
070    {
071        _context = context;
072    }
073
074    public boolean supports(Event event)
075    {
076        return event.getId().equals(ObservationConstants.EVENT_CONTENT_MODIFIED);
077    }
078
079    public void observe(Event event, Map<String, Object> transientVars) throws Exception
080    {
081        Content content = (Content) event.getArguments().get(ObservationConstants.ARGS_CONTENT);
082        String[] cTypes = content.getTypes();
083        if (ArrayUtils.contains(cTypes, WorkspacesConstants.EDITIONFO_CONTENT_TYPE) && content instanceof WebContent)
084        {
085            Project project = _getProject();
086            
087            if (project != null)
088            {
089                _updateContentPage(content, project);
090            }
091        }
092    }
093
094
095    private void _updateContentPage(Content content, Project project)
096    {
097        Collection<Page> referencingPages = ((WebContent) content).getReferencingPages();
098        for (Page page : referencingPages)
099        {
100            Map<String, Object> eventParams = new HashMap<>();
101            eventParams.put(org.ametys.web.ObservationConstants.ARGS_PAGE, page);
102            eventParams.put(org.ametys.plugins.workspaces.ObservationConstants.ARGS_PROJECT, project);
103            
104            String pageTitle = page.getTitle();
105            String contentTitle = content.getTitle(new Locale(page.getSitemapName()));
106            if (pageTitle != null && pageTitle.equals(contentTitle))
107            {
108                _observationManager.notify(new Event(org.ametys.plugins.workspaces.ObservationConstants.EVENT_EDITIONFO_UPDATED, _currentUserProvider.getUser(), eventParams));
109            }
110            else if (page instanceof ModifiablePage)
111            {
112                ((ModifiablePage) page).setTitle(contentTitle);
113                ((ModifiablePage) page).saveChanges();
114                
115                eventParams.put(org.ametys.plugins.workspaces.ObservationConstants.ARGS_PAGE_OLD_NAME, pageTitle);
116                _observationManager.notify(new Event(org.ametys.plugins.workspaces.ObservationConstants.EVENT_EDITIONFO_RENAMED, _currentUserProvider.getUser(), eventParams));
117            }
118        }
119    }
120
121    private Project _getProject()
122    {
123        Request request = ContextHelper.getRequest(_context);
124        String siteName = (String) request.getAttribute("siteName");
125        List<String> projects = _projectManager.getProjectsForSite(siteName);
126        if (projects.size() > 0)
127        {
128            return _projectManager.getProject(projects.get(0));
129        }
130        return null;
131    }
132
133
134    /**
135     * Store the event
136     * @param event The event
137     * @param project The project. Can be null
138     * @throws RepositoryException if failed to store event
139     */
140    @Override
141    protected void storeEvent(Event event, Project project, Map<String, Object> transientVars) throws RepositoryException
142    {
143        if (project != null)
144        {
145            Map<String, Object> eventArguments = getEventParameters(event, project);
146            
147            eventArguments.put("projectName", project.getName());
148            eventArguments.put("projectTitle", project.getTitle());
149            
150            Node eventNode = _eventTypeExtensionPoint.addEvent(org.ametys.plugins.workspaces.ObservationConstants.EVENT_EDITIONFO_UPDATED, eventArguments, project);
151
152            if (transientVars != null)
153            {
154                transientVars.put(NODE_ID_EVENT_TRANSIENT_VAR, eventNode.getIdentifier());
155            }
156        }
157    }
158
159    
160}