/*
* Copyright 1999-2002,2004-2005 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.impl;
import org.apache.avalon.framework.activity.Disposable;
import org.apache.avalon.framework.configuration.Configurable;
import org.apache.avalon.framework.configuration.Configuration;
import org.apache.avalon.framework.configuration.ConfigurationException;
import org.apache.avalon.framework.context.Context;
import org.apache.avalon.framework.context.ContextException;
import org.apache.avalon.framework.context.Contextualizable;
import org.apache.avalon.framework.logger.AbstractLogEnabled;
import org.apache.avalon.framework.parameters.Parameters;
import org.apache.avalon.framework.service.ServiceException;
import org.apache.avalon.framework.service.ServiceManager;
import org.apache.avalon.framework.service.ServiceSelector;
import org.apache.avalon.framework.service.Serviceable;
import org.apache.avalon.framework.thread.ThreadSafe;
import org.apache.cocoon.ProcessingException;
import org.apache.cocoon.components.ContextHelper;
import org.apache.cocoon.portal.PortalManager;
import org.apache.cocoon.portal.PortalManagerAspect;
import org.apache.cocoon.portal.PortalManagerAspectPrepareContext;
import org.apache.cocoon.portal.PortalManagerAspectRenderContext;
import org.apache.cocoon.portal.PortalService;
import org.apache.cocoon.portal.coplet.adapter.CopletAdapter;
import org.apache.cocoon.portal.event.EventManager;
import org.apache.cocoon.portal.layout.Layout;
import org.apache.cocoon.portal.layout.renderer.Renderer;
import org.xml.sax.ContentHandler;
import org.xml.sax.SAXException;
/**
*
* @author <a href="mailto:cziegeler@s-und-n.de">Carsten Ziegeler</a>
* @author <a href="mailto:volker.schmitt@basf-it-services.com">Volker Schmitt</a>
*
* @version CVS $Id: PortalManagerImpl.java 330865 2005-11-04 18:54:05Z rgoers $
*/
public class PortalManagerImpl
extends AbstractLogEnabled
implements PortalManager, Serviceable, Disposable, ThreadSafe, Contextualizable, PortalManagerAspect, Configurable {
/** The service manager */
protected ServiceManager manager;
/** The portal service */
protected PortalService portalService;
protected PortalManagerAspectChain chain;
protected ServiceSelector aspectSelector;
protected ServiceSelector adapterSelector;
/** The component context. */
protected Context context;
/** Indicates whether navigation appears on full screen portlets */
private boolean fullScreenNav;
public static final String FULLSCREEN = "fullScreenNav";
/**
* @see org.apache.avalon.framework.service.Serviceable#service(ServiceManager)
*/
public void service(ServiceManager serviceManager)
throws ServiceException {
this.manager = serviceManager;
this.portalService = (PortalService)this.manager.lookup(PortalService.ROLE);
if ( this.manager.hasService(PortalManagerAspect.ROLE+"Selector") ) {
this.aspectSelector = (ServiceSelector) this.manager.lookup( PortalManagerAspect.ROLE+"Selector");
}
this.adapterSelector = (ServiceSelector)this.manager.lookup(CopletAdapter.ROLE+"Selector");
}
/**
* @see org.apache.avalon.framework.activity.Disposable#dispose()
*/
public void dispose() {
if ( this.manager != null ) {
this.manager.release(this.portalService);
this.portalService = null;
if ( this.chain != null) {
this.chain.dispose( this.aspectSelector, this.adapterSelector );
}
this.manager.release( this.aspectSelector );
this.aspectSelector = null;
this.manager.release( this.adapterSelector );
this.adapterSelector = null;
this.manager = null;
}
}
/**
* @see org.apache.cocoon.portal.PortalManager#process()
*/
public void process()
throws ProcessingException {
DefaultPortalManagerAspectContext aspectContext =
new DefaultPortalManagerAspectContext(this.chain,
this.portalService,
ContextHelper.getObjectModel(this.context));
aspectContext.invokeNext();
}
/**
* @see PortalManager#showPortal(ContentHandler, Parameters)
*/
public void showPortal(ContentHandler contentHandler, Parameters parameters)
throws SAXException {
DefaultPortalManagerAspectContext aspectContext =
new DefaultPortalManagerAspectContext(this.chain,
this.portalService,
ContextHelper.getObjectModel(this.context));
aspectContext.invokeNext(contentHandler, parameters);
}
/**
* @see org.apache.avalon.framework.configuration.Configurable#configure(org.apache.avalon.framework.configuration.Configuration)
*/
public void configure(Configuration conf) throws ConfigurationException {
this.chain = new PortalManagerAspectChain();
this.chain.configure(this.aspectSelector,
this.adapterSelector,
conf.getChild("aspects"),
this,
new Parameters());
this.fullScreenNav = conf.getChild(FULLSCREEN, true).getValueAsBoolean(false);
}
/**
* @see org.apache.avalon.framework.context.Contextualizable#contextualize(org.apache.avalon.framework.context.Context)
*/
public void contextualize(Context context) throws ContextException {
this.context = context;
}
/**
* @see org.apache.cocoon.portal.PortalManagerAspect#prepare(org.apache.cocoon.portal.PortalManagerAspectPrepareContext, org.apache.cocoon.portal.PortalService)
*/
public void prepare(PortalManagerAspectPrepareContext context, PortalService service) throws ProcessingException {
EventManager eventManager = this.portalService.getComponentManager().getEventManager();
eventManager.processEvents();
}
/**
* @see org.apache.cocoon.portal.PortalManagerAspect#render(org.apache.cocoon.portal.PortalManagerAspectRenderContext, org.apache.cocoon.portal.PortalService, org.xml.sax.ContentHandler, org.apache.avalon.framework.parameters.Parameters)
*/
public void render(PortalManagerAspectRenderContext context, PortalService service, ContentHandler ch, Parameters parameters) throws SAXException {
// first check for a full screen layout
Layout portalLayout = null;
Boolean renderable = (service.getEntryLayout(null) == null) ?
Boolean.TRUE : Boolean.FALSE;
if (!this.fullScreenNav) {
// If fullscreen mode - otherwise the aspects will deal with the layout
portalLayout = service.getEntryLayout(null);
renderable = Boolean.TRUE;
}
if ( portalLayout == null ) {
portalLayout = service.getComponentManager().getProfileManager().getPortalLayout(null, null);
}
service.setRenderable(renderable);
Renderer portalLayoutRenderer = this.portalService.getComponentManager().getRenderer( portalLayout.getRendererName());
ch.startDocument();
portalLayoutRenderer.toSAX(portalLayout, this.portalService, ch);
ch.endDocument();
service.setRenderable(null);
}
}