/*
* Copyright 2004-2005 The Apache Software Foundation.
*
* Licensed under the Apache 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.apache.org/licenses/LICENSE-2.0
*
* 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.apache.cocoon.portal.coplets.basket;
import org.apache.avalon.framework.activity.Disposable;
import org.apache.avalon.framework.parameters.ParameterException;
import org.apache.avalon.framework.parameters.Parameters;
import org.apache.avalon.framework.service.ServiceException;
import org.apache.avalon.framework.service.ServiceManager;
import org.apache.cocoon.portal.PortalService;
import org.apache.cocoon.portal.coplet.CopletInstanceData;
import org.apache.cocoon.portal.coplets.basket.events.AddItemEvent;
import org.apache.cocoon.portal.event.Event;
import org.apache.cocoon.portal.layout.Layout;
import org.apache.cocoon.portal.layout.impl.CopletLayout;
import org.apache.cocoon.portal.layout.renderer.aspect.RendererAspectContext;
import org.apache.cocoon.portal.layout.renderer.aspect.impl.AbstractAspect;
import org.apache.cocoon.xml.XMLUtils;
import org.xml.sax.ContentHandler;
import org.xml.sax.SAXException;
/**
* This renderer adds a link to add this coplet to the basket.
* It checks the coplet data for the attributes
* basket-content and basket-link (boolean values) to stream
* out the elements.
*
* @version CVS $Id: AddToBasketAspect.java 125056 2005-01-13 10:33:37Z cziegeler $
*/
public final class AddToBasketAspect
extends AbstractAspect
implements Disposable {
/** The basket manager */
protected BasketManager basketManager;
/* (non-Javadoc)
* @see org.apache.avalon.framework.service.Serviceable#service(org.apache.avalon.framework.service.ServiceManager)
*/
public void service(ServiceManager manager) throws ServiceException {
super.service(manager);
this.basketManager = (BasketManager)this.manager.lookup(BasketManager.ROLE);
}
/* (non-Javadoc)
* @see org.apache.avalon.framework.activity.Disposable#dispose()
*/
public void dispose() {
if ( this.manager != null ) {
this.manager.release(this.basketManager);
this.basketManager = null;
this.manager = null;
}
}
/* (non-Javadoc)
* @see org.apache.cocoon.portal.layout.renderer.RendererAspect#toSAX(org.apache.cocoon.portal.layout.renderer.RendererAspectContext, org.apache.cocoon.portal.layout.Layout, org.apache.cocoon.portal.PortalService, org.xml.sax.ContentHandler)
*/
public void toSAX(RendererAspectContext context,
Layout layout,
PortalService service,
ContentHandler contenthandler)
throws SAXException {
final CopletInstanceData cid = ((CopletLayout)layout).getCopletInstanceData();
final ContentStore store;
final String elementName;
if ( context.getAspectConfiguration().equals(Boolean.TRUE) ) {
store = this.basketManager.getBasket();
elementName = "basket-add-content";
} else {
store = this.basketManager.getBriefcase();
elementName = "briefcase-add-content";
}
Boolean b = (Boolean)cid.getCopletData().getAttribute("basket-content");
if ( b != null && b.equals(Boolean.TRUE) ) {
Object item = new ContentItem(cid, true);
Event event = new AddItemEvent(store, item);
XMLUtils.createElement(contenthandler, elementName, service.getComponentManager().getLinkService().getLinkURI(event));
}
b = (Boolean)cid.getCopletData().getAttribute("basket-link");
if ( b != null && b.equals(Boolean.TRUE) ) {
Object item = new ContentItem(cid, false);
Event event = new AddItemEvent(store, item);
XMLUtils.createElement(contenthandler, elementName, service.getComponentManager().getLinkService().getLinkURI(event));
}
context.invokeNext( layout, service, contenthandler );
}
/* (non-Javadoc)
* @see org.apache.cocoon.portal.layout.renderer.aspect.RendererAspect#prepareConfiguration(org.apache.avalon.framework.parameters.Parameters)
*/
public Object prepareConfiguration(Parameters configuration)
throws ParameterException {
if ( configuration.getParameter("use-store", "basket").equalsIgnoreCase("basket") ) {
return Boolean.TRUE;
}
return Boolean.FALSE;
}
}