| /* |
| * 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. |
| * |
| */ |
| |
| /* $Id$ */ |
| |
| package org.apache.lenya.cms.cocoon.components.modules.input; |
| |
| import java.io.File; |
| import java.util.Map; |
| |
| import org.apache.avalon.framework.configuration.ConfigurationException; |
| import org.apache.cocoon.environment.Context; |
| import org.apache.cocoon.environment.ObjectModelHelper; |
| import org.apache.cocoon.environment.Request; |
| import org.apache.lenya.cms.publication.DocumentFactory; |
| import org.apache.lenya.cms.publication.PageEnvelope; |
| import org.apache.lenya.cms.publication.PageEnvelopeFactory; |
| import org.apache.lenya.cms.publication.Publication; |
| import org.apache.lenya.cms.publication.URLInformation; |
| import org.apache.lenya.util.ServletHelper; |
| |
| /** |
| * Abstract superclass for classes which need access to the page envelope. |
| * |
| * The web application URL can be provided in the attribute name, separated by a colon (":"). |
| */ |
| public abstract class AbstractPageEnvelopeModule extends OperationModule { |
| |
| /** |
| * Get the the page envelope for the given objectModel. |
| * @param objectModel the objectModel for which the page enevelope is requested. |
| * @param name The attribute name. |
| * @return a <code>PageEnvelope</code> |
| * @throws ConfigurationException if the page envelope could not be instantiated. |
| */ |
| protected PageEnvelope getEnvelope(Map objectModel, String name) throws ConfigurationException { |
| |
| String webappUrl = null; |
| Request request = ObjectModelHelper.getRequest(objectModel); |
| |
| PageEnvelope envelope = (PageEnvelope) request.getAttribute(PageEnvelope.class.getName()); |
| if (envelope == null) { |
| |
| String[] snippets = name.split(":"); |
| if (snippets.length > 1) { |
| webappUrl = snippets[1]; |
| } else { |
| webappUrl = ServletHelper.getWebappURI(request); |
| } |
| |
| if (getLogger().isDebugEnabled()) { |
| getLogger().debug("Resolving page envelope for URL [" + webappUrl + "]"); |
| } |
| |
| String contextPath = request.getContextPath(); |
| Context context = ObjectModelHelper.getContext(objectModel); |
| String servletContextPath = context.getRealPath(""); |
| |
| try { |
| DocumentFactory factory = getDocumentFactory(); |
| Publication pub = null; |
| String pubId = new URLInformation(webappUrl).getPublicationId(); |
| if (pubId != null && factory.existsPublication(pubId)) { |
| pub = factory.getPublication(pubId); |
| } |
| envelope = PageEnvelopeFactory.getInstance().getPageEnvelope( |
| factory, |
| contextPath, |
| webappUrl, |
| new File(servletContextPath), |
| pub); |
| } catch (Exception e) { |
| throw new ConfigurationException("Resolving page envelope failed: ", e); |
| } |
| request.setAttribute(PageEnvelope.class.getName(), envelope); |
| } |
| return envelope; |
| } |
| |
| /** |
| * @param name The original attribute name. |
| * @return The attribute name without URL attachment. |
| */ |
| protected String getAttributeName(String name) { |
| final String[] snippets = name.split(":"); |
| return snippets[0]; |
| } |
| |
| } |