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.calendar.actions;
017
018import java.net.URI;
019import java.net.URISyntaxException;
020import java.util.Map;
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.Response;
030import org.apache.cocoon.environment.SourceResolver;
031
032import org.ametys.cms.repository.Content;
033import org.ametys.plugins.repository.AmetysObjectResolver;
034
035/**
036 * Set the .ics filename in response header
037 */
038public class SetICalFilenameHeader extends ServiceableAction
039{   
040    /** The ametys object resolver. */
041    protected AmetysObjectResolver _ametysResolver;
042    
043    @Override
044    public void service(ServiceManager serviceManager) throws ServiceException
045    {
046        super.service(serviceManager);
047        _ametysResolver = (AmetysObjectResolver) serviceManager.lookup(AmetysObjectResolver.ROLE);
048    }
049    
050    @Override
051    public Map act(Redirector redirector, SourceResolver resolver, Map objectModel, String source, Parameters parameters) throws Exception
052    {
053        Request request = ObjectModelHelper.getRequest(objectModel);
054        
055        String id = request.getParameter("contentId");
056        Content content = _ametysResolver.resolveById(id);
057        
058        String filename = content.getTitle();
059        
060        Response response = ObjectModelHelper.getResponse(objectModel);
061        
062        String encodedName = null;
063        try
064        {
065            URI uri = new URI(null, null, filename, null);
066            encodedName = uri.toASCIIString();
067            // EXPLORER-358 : Fix for Chrome which does not support comma in filename
068            encodedName = encodedName.replaceAll(",", "%2C");
069            encodedName += ".ics";
070        }
071        catch (URISyntaxException e)
072        {
073            // do nothing and send no encoded name
074        }
075        
076        filename = filename.replaceAll("\\\\", "\\\\\\\\");
077        filename = filename.replaceAll("\\\"", "\\\\\\\"");
078        filename += ".ics";
079        response.setHeader("Content-Disposition", "attachment; filename=\"" + (encodedName != null ? encodedName : filename) + "\"" + (encodedName != null ? ";filename*=UTF-8''" + encodedName : ""));
080
081        return EMPTY_MAP;
082    }
083}