001/*
002 *  Copyright 2013 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.cart.actions;
017
018import java.net.URLEncoder;
019import java.util.Map;
020
021import org.ametys.plugins.cart.Cart;
022import org.ametys.plugins.repository.AmetysObjectResolver;
023import org.apache.avalon.framework.parameters.Parameters;
024import org.apache.avalon.framework.service.ServiceException;
025import org.apache.avalon.framework.service.ServiceManager;
026import org.apache.cocoon.acting.ServiceableAction;
027import org.apache.cocoon.environment.ObjectModelHelper;
028import org.apache.cocoon.environment.Redirector;
029import org.apache.cocoon.environment.Request;
030import org.apache.cocoon.environment.Response;
031import org.apache.cocoon.environment.SourceResolver;
032
033/**
034 * This action adds HTTP headers to the response to export the cart
035 *
036 */
037public class CartExportSetFilenameHeader extends ServiceableAction
038{
039    private AmetysObjectResolver _resolver;
040    
041    @Override
042    public void service(ServiceManager smanager) throws ServiceException
043    {
044        super.service(smanager);        
045        _resolver = (AmetysObjectResolver) smanager.lookup(AmetysObjectResolver.ROLE);
046    }
047    
048    @Override
049    public Map act(Redirector redirector, SourceResolver resolver, Map objectModel, String source, Parameters parameters) throws Exception
050    {
051        Request request = ObjectModelHelper.getRequest(objectModel);
052        
053        String id = request.getParameter("cartId");
054        Cart cart = _resolver.resolveById(id);
055        
056        String fileExtension = parameters.getParameter("fileExtension");
057        
058        String filename = cart.getTitle() + "." + fileExtension;
059        
060        Response response = ObjectModelHelper.getResponse(objectModel);
061        
062        String encodedName = URLEncoder.encode(filename, "UTF-8");
063        filename = filename.replaceAll("\\\\", "\\\\\\\\");
064        filename = filename.replaceAll("\\\"", "\\\\\\\"");
065        response.setHeader("Content-Disposition", "attachment; filename=\"" + filename + "\";filename*=utf-8''" + encodedName);
066        
067        return EMPTY_MAP;
068    }
069}