001/*
002 *  Copyright 2016 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.threads;
017
018import java.util.ArrayList;
019import java.util.HashMap;
020import java.util.List;
021import java.util.Map;
022
023import javax.jcr.Node;
024import javax.jcr.RepositoryException;
025
026import org.apache.avalon.framework.context.Context;
027import org.apache.avalon.framework.context.ContextException;
028import org.apache.avalon.framework.context.Contextualizable;
029import org.apache.avalon.framework.service.ServiceException;
030import org.apache.avalon.framework.service.ServiceManager;
031
032import org.ametys.plugins.repository.RepositoryConstants;
033import org.ametys.plugins.repository.events.EventType;
034import org.ametys.plugins.workspaces.events.WorkspacesEventType;
035import org.ametys.plugins.workspaces.project.modules.WorkspaceModuleExtensionPoint;
036import org.ametys.plugins.workspaces.project.objects.Project;
037import org.ametys.plugins.workspaces.threads.ThreadWorkspaceModule;
038
039/**
040 * {@link EventType} implementation for threads-related events
041 */
042public class ThreadsEventType extends WorkspacesEventType implements Contextualizable
043{
044    /** Constant for event's category */
045    public static final String EVENT_CATEGORY_THREADS = "threads";
046    /** Constant for thread's title */
047    public static final String EVENT_THREAD_TITLE_PROPERTY = RepositoryConstants.NAMESPACE_PREFIX + ":threadTitle";
048    /** Constant for thread's title */
049    public static final String EVENT_THREAD_ID_PROPERTY = RepositoryConstants.NAMESPACE_PREFIX + ":threadId";
050    
051    /** Thread Workspace Module */
052    protected ThreadWorkspaceModule _threadModule;
053    
054    /** avalon context */
055    protected Context _context;
056    
057    @Override
058    public void contextualize(Context context) throws ContextException
059    {
060        _context = context;
061    }
062    
063    @Override
064    public void service(ServiceManager serviceManager) throws ServiceException
065    {
066        super.service(serviceManager);
067        WorkspaceModuleExtensionPoint moduleManagerEP = (WorkspaceModuleExtensionPoint) serviceManager.lookup(WorkspaceModuleExtensionPoint.ROLE);
068        _threadModule = moduleManagerEP.getModule(ThreadWorkspaceModule.THREAD_MODULE_ID);
069    }
070    
071    @Override
072    protected void storeAdditionalEventData(Node eventNode, Map<String, Object> parameters) throws RepositoryException
073    {
074        super.storeAdditionalEventData(eventNode, parameters);
075        
076        eventNode.setProperty(EVENT_PROJECT_CATEGORY_PROPERTY, EVENT_CATEGORY_THREADS);
077    }
078    
079    @Override
080    public Map<String, Object> event2JSON(Node eventNode) throws RepositoryException
081    {
082        Map<String, Object> event = super.event2JSON(eventNode);
083        
084        event.put("threadTitle", eventNode.getProperty(EVENT_THREAD_TITLE_PROPERTY).getString());
085        
086        String threadId = eventNode.getProperty(EVENT_THREAD_ID_PROPERTY).getString();
087        event.put("threadId", threadId);
088        
089        String projectName = eventNode.getProperty(EVENT_PROJECT_NAME_PROPERTY).getString();
090        Project project = _projectManager.getProject(projectName);
091        event.put("threadUrl", _threadModule.getThreadUri(project, threadId));
092
093        return event;
094    }
095    
096    @Override
097    public Map<String, Object> mergeEvents(List<Map<String, Object>> events)
098    {
099        Map<String, Object> mergedEVent = super.mergeEvents(events);
100        
101        List<Map<String, Object>> mergedThreads = new ArrayList<>();
102        
103        for (Map<String, Object> event : events)
104        {
105            Map<String, Object> threadInfo = new HashMap<>();
106            
107            threadInfo.put("threadTitle", event.get("threadTitle"));
108            threadInfo.put("threadId", event.get("threadId"));
109            threadInfo.put("threadUrl", event.get("threadUrl"));
110            
111            mergedThreads.add(threadInfo);
112        }
113        mergedEVent.put("threads", mergedThreads);
114        
115        return mergedEVent;
116    }
117    
118    @Override
119    public boolean isMergeable(Map<String, Object> event1, Map<String, Object> event2)
120    {
121        if (!super.isMergeable(event1, event2))
122        {
123            return false;
124        }
125        
126        String thread1 = (String) event1.get("threadId");
127        String thread2 = (String) event1.get("threadId");
128        
129        return thread1 != null && thread2 != null && thread1.equals(thread2);
130    }
131}