| /* |
| * 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.lenya.cms.janitor; |
| |
| import org.apache.cocoon.processing.ProcessInfoProvider; |
| import org.apache.cocoon.spring.configurator.WebAppContextUtils; |
| import org.apache.excalibur.source.SourceResolver; |
| import org.apache.lenya.cms.cocoon.source.SourceUtil; |
| import org.apache.lenya.cms.observation.AbstractRepositoryListener; |
| import org.apache.lenya.cms.observation.RepositoryEventDescriptor; |
| import org.apache.lenya.cms.observation.DocumentEventSource; |
| import org.apache.lenya.cms.observation.RepositoryEvent; |
| import org.apache.lenya.cms.publication.DocumentIdentifier; |
| import org.apache.lenya.cms.publication.Publication; |
| import org.apache.lenya.cms.publication.Repository; |
| //import org.apache.lenya.cms.publication.Session; |
| import org.apache.lenya.cms.repository.Session; |
| |
| /** |
| * The content janitor cleans up empty directories after a document is removed. |
| */ |
| public class ContentJanitor extends AbstractRepositoryListener { |
| |
| private Repository repository; |
| private SourceResolver sourceResolver; |
| |
| public void eventFired(RepositoryEvent repoEvent) { |
| |
| if (!(repoEvent.getDescriptor() instanceof RepositoryEventDescriptor)) { |
| return; |
| } |
| DocumentEventSource source = (DocumentEventSource) repoEvent.getSource(); |
| DocumentIdentifier id = source.getIdentifier(); |
| |
| if (repoEvent.getDescriptor() != RepositoryEventDescriptor.REMOVED) { |
| return; |
| } |
| |
| try { |
| ProcessInfoProvider process = (ProcessInfoProvider) WebAppContextUtils |
| .getCurrentWebApplicationContext().getBean(ProcessInfoProvider.ROLE); |
| Session session = this.repository.getSession(process.getRequest()); |
| Publication pub = session.getPublication(id.getPublicationId()); |
| String contentUri = pub.getContentUri(id.getArea()); |
| SourceUtil.deleteEmptyCollections(contentUri, this.sourceResolver); |
| } catch (Exception e) { |
| throw new RuntimeException(e); |
| } |
| } |
| |
| public void setRepository(Repository repository) { |
| this.repository = repository; |
| } |
| |
| public void setSourceResolver(SourceResolver sourceResolver) { |
| this.sourceResolver = sourceResolver; |
| } |
| |
| } |