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