001/*
002 *  Copyright 2014 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.proxiedcontent;
017
018import java.util.Map;
019
020import org.apache.avalon.framework.parameters.Parameters;
021import org.apache.avalon.framework.service.ServiceException;
022import org.apache.avalon.framework.service.ServiceManager;
023import org.apache.cocoon.acting.ServiceableAction;
024import org.apache.cocoon.environment.Redirector;
025import org.apache.cocoon.environment.SourceResolver;
026
027import org.ametys.plugins.repository.AmetysObjectResolver;
028import org.ametys.web.repository.page.ZoneItem;
029
030/**
031 * Check that required url is on the remote server
032 */
033public class CheckServerAction extends ServiceableAction
034{
035    private AmetysObjectResolver _ametysObjectResolver;
036
037    @Override
038    public void service(ServiceManager smanager) throws ServiceException
039    {
040        super.service(smanager);
041        _ametysObjectResolver = (AmetysObjectResolver) smanager.lookup(AmetysObjectResolver.ROLE);
042    }
043    
044    public Map act(Redirector redirector, SourceResolver resolver, Map objectModel, String source, Parameters parameters) throws Exception
045    {
046        String zoneItemId = parameters.getParameter("zoneitemid");
047        String url = parameters.getParameter("url");
048        
049        ZoneItem zi = _ametysObjectResolver.resolveById(zoneItemId);
050        String serviceUrl = zi.getServiceParameters().getValue("url");
051        
052        url = Utils.normalizeUrl(url);
053        serviceUrl = Utils.normalizeUrl(serviceUrl);
054        
055        if (Utils.getRemoteHostFromUrl(url).equals(Utils.getRemoteHostFromUrl(serviceUrl)))
056        {
057            return EMPTY_MAP;
058        }
059        else
060        {
061            throw new IllegalAccessError("The specified url '" + url + "' is not on the same host than the base page, and therefore could not be proxified."); 
062        }
063    }
064}