/*
* Copyright 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.components.modules.input;
import java.util.Iterator;
import java.util.Map;
import org.apache.avalon.framework.activity.Disposable;
import org.apache.avalon.framework.configuration.Configuration;
import org.apache.avalon.framework.configuration.ConfigurationException;
import org.apache.avalon.framework.service.ServiceException;
import org.apache.avalon.framework.service.ServiceSelector;
import org.apache.cocoon.components.modules.input.InputModule;
import org.apache.cocoon.portal.PortalService;
import org.apache.cocoon.portal.layout.Layout;
import org.apache.cocoon.portal.layout.SkinDescription;
/**
* This input module provides information about the current selected skin
*
* @version CVS $Id: SkinModule.java 148910 2005-01-28 18:19:44Z cziegeler $
*/
public class SkinModule
extends AbstractModule
implements Disposable {
protected InputModule globalModule;
protected ServiceSelector moduleSelector;
/* (non-Javadoc)
* @see org.apache.avalon.framework.activity.Disposable#dispose()
*/
public void dispose() {
if ( this.manager != null ) {
if ( this.moduleSelector != null ) {
this.moduleSelector.release(this.globalModule);
this.manager.release(this.moduleSelector);
this.moduleSelector = null;
this.globalModule = null;
}
}
}
/* (non-Javadoc)
* @see org.apache.cocoon.components.modules.input.InputModule#getAttribute(java.lang.String, org.apache.avalon.framework.configuration.Configuration, java.util.Map)
*/
public Object getAttribute(String name, Configuration modeConf, Map objectModel)
throws ConfigurationException {
// lazy init
if ( this.moduleSelector == null ) {
synchronized ( this ) {
try {
if ( this.moduleSelector == null ) {
this.moduleSelector = (ServiceSelector)this.manager.lookup(InputModule.ROLE+"Selector");
this.globalModule = (InputModule)this.moduleSelector.select("global");
}
} catch (ServiceException e) {
throw new ConfigurationException("Unable to lookup input module.", e);
}
}
}
PortalService portalService = null;
try {
portalService = (PortalService)this.manager.lookup(PortalService.ROLE);
String skinName = null;
// get the current skin
// the skin is stored as a parameter on the root layout
// if not, the global module is used
// fallback is: common
final Layout rootLayout = portalService.getComponentManager().getProfileManager().getPortalLayout(null, null);
if ( rootLayout != null ) {
skinName = (String)rootLayout.getParameters().get("skin");
}
// use the global module
if ( skinName == null ) {
skinName = (String)this.globalModule.getAttribute("skin", modeConf, objectModel);
if ( skinName == null ) {
skinName = "common";
}
}
// find the correct skin
SkinDescription desc = null;
final Iterator i = portalService.getSkinDescriptions().iterator();
while ( i.hasNext() && desc == null ) {
final SkinDescription current = (SkinDescription)i.next();
if ( current.getName().equals(skinName) ) {
desc = current;
}
}
if ( desc != null ) {
if ( "skin".equals(name) ) {
return skinName;
} else if ( "skin.basepath".equals(name) ) {
return desc.getBasePath();
} else if ( "skin.thumbnailpath".equals(name) ) {
return desc.getThumbnailPath();
} else if ( name.startsWith("skin.thumbnailuri.") ) {
String selectedSkinName = name.substring(name.lastIndexOf(".")+ 1, name.length());
for(Iterator it = portalService.getSkinDescriptions().iterator(); it.hasNext();) {
SkinDescription selected = (SkinDescription) it.next();
if(selected.getName().equals(selectedSkinName)) {
return selected.getBasePath() + "/" + selected.getThumbnailPath();
}
}
}
}
return null;
} catch (ServiceException e) {
throw new ConfigurationException("Unable to lookup portal service.", e);
} finally {
this.manager.release(portalService);
}
}
}