| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 $Id$ |
| */ |
| 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); |
| } |
| } |
| |
| } |