/**
    * Copyright 2005-2015 The Kuali Foundation
    *
    * Licensed under the Educational Community License, Version 2.0 (the "License");
    * you may not use this file except in compliance with the License.
    * You may obtain a copy of the License at
    *
    * http://www.opensource.org/licenses/ecl2.php
    *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.kuali.rice.ksb.messaging.serviceexporters;
  
  import org.apache.cxf.Bus;
  import org.apache.cxf.aegis.databinding.AegisDatabinding;
  import org.apache.cxf.binding.soap.saaj.SAAJInInterceptor;
  import org.apache.cxf.frontend.ServerFactoryBean;
  import org.apache.cxf.interceptor.LoggingInInterceptor;
  import org.apache.cxf.interceptor.LoggingOutInterceptor;
  import org.apache.cxf.jaxws.JaxWsServerFactoryBean;
  import org.apache.cxf.ws.security.wss4j.WSS4JInInterceptor;
  import org.apache.log4j.Logger;
  import org.apache.ws.security.WSConstants;
  import org.apache.ws.security.handler.WSHandlerConstants;
  import org.kuali.rice.core.api.exception.RiceRuntimeException;
  import org.kuali.rice.ksb.api.bus.ServiceDefinition;
  import org.kuali.rice.ksb.api.bus.support.SoapServiceDefinition;
  import org.kuali.rice.ksb.impl.cxf.interceptors.ImmutableCollectionsInInterceptor;
  import org.kuali.rice.ksb.messaging.servicehandlers.BasicAuthenticationHandler;
  import org.kuali.rice.ksb.security.soap.CXFWSS4JInInterceptor;
  import org.kuali.rice.ksb.security.soap.CXFWSS4JOutInterceptor;
  
  import java.util.HashMap;
  import java.util.Map;
  
  /**
   *
   * @author Kuali Rice Team (rice.collab@kuali.org)
   */
  public class SOAPServiceExporter extends AbstractWebServiceExporter implements ServiceExporter {
  
  	static final Logger LOG = Logger.getLogger(SOAPServiceExporter.class);
  		
  	public SOAPServiceExporter(SoapServiceDefinition serviceDefinition, Bus cxfBus) {
  	    super(serviceDefinition, cxfBus);
  	}
  
  	/**
  	 * This publishes the cxf service onto the cxf bus.
  	 * 
  	 * @param serviceImpl
  	 * @throws Exception
  	 */
  	@Override
      public void publishService(ServiceDefinition serviceDefinition, Object serviceImpl, String address) {
  		ServerFactoryBean svrFactory;
  		
  		SoapServiceDefinition soapServiceDefinition = (SoapServiceDefinition)serviceDefinition;
  		
  		//Use the correct bean factory depending on pojo service or jaxws service
  		if (soapServiceDefinition.isJaxWsService()){
  			LOG.info("Creating JaxWsService " + soapServiceDefinition.getServiceName());
  			svrFactory = new JaxWsServerFactoryBean();
  		} else {
  			svrFactory = new ServerFactoryBean();
  			
  			//JAXB Binding not supported for pojo service (CXF-897)
  			svrFactory.getServiceFactory().setDataBinding(new AegisDatabinding());
  		}
  	
  		svrFactory.setBus(getCXFBus());
  		svrFactory.setServiceName(soapServiceDefinition.getServiceName());
  		svrFactory.setAddress(address);
  		svrFactory.setPublishedEndpointUrl(soapServiceDefinition.getEndpointUrl().toExternalForm());
  		svrFactory.setServiceBean(serviceImpl);
  		
  		try {
  			svrFactory.setServiceClass(Class.forName(soapServiceDefinition.getServiceInterface()));
  		} catch (ClassNotFoundException e) {
  			throw new RiceRuntimeException("Failed to publish service " + soapServiceDefinition.getServiceName() + " because service interface could not be loaded: " + soapServiceDefinition.getServiceInterface(), e);
  		}
  		
  		//Set logging and security interceptors
  		if (soapServiceDefinition.isBasicAuthentication()) {
  			Map<String, Object> properties = new HashMap<String, Object>();
  			properties.put(WSHandlerConstants.ACTION, WSHandlerConstants.USERNAME_TOKEN);
  			properties.put(WSHandlerConstants.PASSWORD_TYPE, WSConstants.PW_TEXT);
  			BasicAuthenticationHandler authenticationHandler = new BasicAuthenticationHandler(
  				soapServiceDefinition.getServiceNameSpaceURI(), serviceDefinition.getServiceName());
  			properties.put(WSHandlerConstants.PW_CALLBACK_REF, authenticationHandler);
  			svrFactory.getInInterceptors().add(new WSS4JInInterceptor(properties));
  			svrFactory.getInInterceptors().add(new SAAJInInterceptor());
  		} else {
  			svrFactory.getInInterceptors().add(new CXFWSS4JInInterceptor(soapServiceDefinition.getBusSecurity()));
  			svrFactory.getOutInterceptors().add(new CXFWSS4JOutInterceptor(soapServiceDefinition.getBusSecurity()));
 			svrFactory.getInFaultInterceptors().add(new CXFWSS4JInInterceptor(soapServiceDefinition.getBusSecurity()));
 			svrFactory.getOutFaultInterceptors().add(new CXFWSS4JOutInterceptor(soapServiceDefinition.getBusSecurity()));
 		}
 
 		svrFactory.getInInterceptors().add(new LoggingInInterceptor());
 		svrFactory.getInInterceptors().add(new ImmutableCollectionsInInterceptor());
 
 		svrFactory.getOutInterceptors().add(new LoggingOutInterceptor());
 		
 		svrFactory.create();
 	}
 
 }