001/*
002 *  Copyright 2010 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.newsletter.subscribe;
017
018import java.util.HashMap;
019import java.util.Map;
020import java.util.Set;
021
022import org.apache.avalon.framework.parameters.Parameters;
023import org.apache.avalon.framework.service.ServiceException;
024import org.apache.avalon.framework.service.ServiceManager;
025import org.apache.cocoon.acting.ServiceableAction;
026import org.apache.cocoon.environment.ObjectModelHelper;
027import org.apache.cocoon.environment.Redirector;
028import org.apache.cocoon.environment.Request;
029import org.apache.cocoon.environment.SourceResolver;
030
031import org.ametys.plugins.newsletter.category.Category;
032import org.ametys.plugins.newsletter.category.CategoryProvider;
033import org.ametys.plugins.newsletter.category.CategoryProviderExtensionPoint;
034import org.ametys.plugins.newsletter.daos.Subscriber;
035import org.ametys.plugins.newsletter.daos.SubscribersDAO;
036import org.ametys.plugins.newsletter.daos.SubscribersDAO.UnsubscribeOrigin;
037import org.ametys.web.repository.site.Site;
038import org.ametys.web.repository.site.SiteManager;
039
040/**
041 * Unsubscribes user thanks to his unique token
042 * 
043 */
044public class UnsubscribeAction extends ServiceableAction
045{
046    private SubscribersDAO _subscribersDao;
047    private CategoryProviderExtensionPoint _categoryProviderEP;
048    private SiteManager _siteManager;
049
050    @Override
051    public void service(ServiceManager smanager) throws ServiceException
052    {
053        super.service(smanager);
054        _subscribersDao = (SubscribersDAO) smanager.lookup(SubscribersDAO.ROLE);
055        _siteManager = (SiteManager) smanager.lookup(SiteManager.ROLE);
056        _categoryProviderEP = (CategoryProviderExtensionPoint) smanager.lookup(CategoryProviderExtensionPoint.ROLE);
057    }
058
059    @Override
060    public Map act(Redirector redirector, SourceResolver resolver, Map objectModel, String source, Parameters parameters) throws Exception
061    {
062        Map<String, String> result = new HashMap<>();
063
064        Request request = ObjectModelHelper.getRequest(objectModel);
065
066        boolean unsubscribe = request.getParameter("unsubscribe") != null;
067        String token = request.getParameter("token");
068        result.put("token", "token");
069        
070        if (unsubscribe)
071        {
072            _subscribersDao.unsubscribe(token, UnsubscribeOrigin.SUBSCRIBER);
073            String categoryID = request.getParameter("categoryId");
074            Category category = _getCategory(categoryID);
075            if (category != null)
076            {
077                result.put("categoryId", category.getId());
078                result.put("categoryTitle", category.getTitle().getLabel());
079            }
080            result.put("unsubcribe", "true");
081        }
082        else
083        {
084            Subscriber subscriber = _subscribersDao.getSubscriberByToken(token);
085            if (subscriber != null)
086            {
087                String email = subscriber.getEmail();
088                result.put("email", email);
089
090                String sitename = subscriber.getSiteName();
091                Site site = _siteManager.getSite(sitename);
092                if (site != null)
093                {
094                    result.put("siteTitle", site.getTitle());
095                }
096
097                String categoryID = subscriber.getCategoryId();
098                Category category = _getCategory(categoryID);
099                if (category != null)
100                {
101                    result.put("categoryId", category.getId());
102                    result.put("categoryTitle", category.getTitle().getLabel());
103                }
104                else
105                {
106                    result.put("unknown-category", "true");
107                }
108            }
109            else
110            {
111                result.put("unknown-subscriber", "true");
112            }
113        }
114
115        return result;
116    }
117    
118    private Category _getCategory (String categoryID)
119    {
120        Set<String> ids = _categoryProviderEP.getExtensionsIds();
121        for (String id : ids)
122        {
123            CategoryProvider provider = _categoryProviderEP.getExtension(id);
124            if (provider.hasCategory(categoryID))
125            {
126                return provider.getCategory(categoryID);
127            }
128        }
129        
130        return null;
131    }
132
133}