| /* |
| * 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.flow; |
| |
| import java.util.Enumeration; |
| import java.util.Map; |
| |
| import javax.servlet.http.HttpServletRequest; |
| |
| import org.apache.cocoon.components.flow.javascript.fom.FOM_Cocoon; |
| import org.apache.cocoon.environment.Request; |
| import org.apache.cocoon.util.AbstractLogEnabled; |
| import org.apache.lenya.ac.AccessControlException; |
| import org.apache.lenya.cms.publication.Document; |
| import org.apache.lenya.cms.publication.PageEnvelope; |
| import org.apache.lenya.cms.publication.PageEnvelopeException; |
| import org.apache.lenya.cms.publication.PageEnvelopeFactory; |
| 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.publication.URLInformation; |
| import org.apache.lenya.cms.publication.util.DocumentHelper; |
| import org.apache.lenya.cms.workflow.WorkflowUtil; |
| import org.apache.lenya.util.ServletHelper; |
| import org.apache.lenya.workflow.WorkflowException; |
| |
| /** |
| * Flowscript utility class. The FOM_Cocoon object is not passed in the constructor to avoid errors. |
| * This way, not the initial, but the current FOM_Cocoon object is used by the methods. |
| */ |
| public class FlowHelperImpl extends AbstractLogEnabled implements FlowHelper { |
| |
| private Repository repository; |
| |
| public void setRepository(Repository repository) { |
| this.repository = repository; |
| } |
| |
| /** |
| * @see org.apache.lenya.cms.cocoon.flow.FlowHelper#getPageEnvelope(org.apache.cocoon.components.flow.javascript.fom.FOM_Cocoon) |
| */ |
| public PageEnvelope getPageEnvelope(FOM_Cocoon cocoon) throws PageEnvelopeException { |
| HttpServletRequest request = getRequest(cocoon); |
| try { |
| Session session = this.repository.getSession(request); |
| PageEnvelopeFactory factory = PageEnvelopeFactory.getInstance(); |
| URLInformation info = new URLInformation(ServletHelper.getWebappURI(request)); |
| Publication publication = session.getPublication(info.getPublicationId()); |
| return factory.getPageEnvelope(cocoon.getObjectModel(), publication); |
| } catch (Exception e) { |
| throw new PageEnvelopeException(e); |
| } |
| } |
| |
| /** |
| * @see org.apache.lenya.cms.cocoon.flow.FlowHelper#getRequestURI(org.apache.cocoon.components.flow.javascript.fom.FOM_Cocoon) |
| */ |
| public String getRequestURI(FOM_Cocoon cocoon) { |
| return cocoon.getRequest().getRequestURI(); |
| } |
| |
| /** |
| * @see org.apache.lenya.cms.cocoon.flow.FlowHelper#getRequest(org.apache.cocoon.components.flow.javascript.fom.FOM_Cocoon) |
| */ |
| public HttpServletRequest getRequest(FOM_Cocoon cocoon) { |
| return cocoon.getRequest(); |
| } |
| |
| /** |
| * @see org.apache.lenya.cms.cocoon.flow.FlowHelper#getObjectModel(org.apache.cocoon.components.flow.javascript.fom.FOM_Cocoon) |
| */ |
| public Map getObjectModel(FOM_Cocoon cocoon) { |
| return cocoon.getObjectModel(); |
| } |
| |
| /** |
| * @see org.apache.lenya.cms.cocoon.flow.FlowHelper#getDocumentHelper(org.apache.cocoon.components.flow.javascript.fom.FOM_Cocoon) |
| */ |
| public DocumentHelper getDocumentHelper(FOM_Cocoon cocoon) { |
| return new DocumentHelper(cocoon.getObjectModel()); |
| } |
| |
| /** |
| * <code>SEPARATOR</code> The separator |
| */ |
| public static final String SEPARATOR = ":"; |
| |
| /** |
| * @see org.apache.lenya.cms.cocoon.flow.FlowHelper#getImageParameterValue(org.apache.cocoon.components.flow.javascript.fom.FOM_Cocoon, |
| * java.lang.String) |
| */ |
| public String getImageParameterValue(FOM_Cocoon cocoon, String parameterName) { |
| |
| getLogger().debug("Resolving parameter value for name [" + parameterName + "]"); |
| |
| Request request = cocoon.getRequest(); |
| String value = request.getParameter(parameterName); |
| |
| if (value == null) { |
| String prefix = parameterName + SEPARATOR; |
| Enumeration e = request.getParameterNames(); |
| while (e.hasMoreElements() && value == null) { |
| String name = (String) e.nextElement(); |
| if (name.startsWith(prefix)) { |
| getLogger().debug("Complete parameter name: [" + name + "]"); |
| value = name.substring(prefix.length(), name.length() - 2); |
| getLogger().debug("Resolved value: [" + value + "]"); |
| } |
| } |
| } |
| |
| return value; |
| } |
| |
| /** |
| * @see org.apache.lenya.cms.cocoon.flow.FlowHelper#triggerWorkflow(org.apache.cocoon.components.flow.javascript.fom.FOM_Cocoon, |
| * java.lang.String) |
| */ |
| public void triggerWorkflow(FOM_Cocoon cocoon, String event) throws WorkflowException, |
| PageEnvelopeException, AccessControlException { |
| Document document = getPageEnvelope(cocoon).getDocument(); |
| WorkflowUtil.invoke(document, event); |
| } |
| |
| /** |
| * @see org.apache.lenya.cms.cocoon.flow.FlowHelper#reservedCheckIn(org.apache.cocoon.components.flow.javascript.fom.FOM_Cocoon, |
| * boolean) |
| */ |
| public void reservedCheckIn(FOM_Cocoon cocoon, boolean backup) throws Exception { |
| final PageEnvelope pageEnvelope = getPageEnvelope(cocoon); |
| pageEnvelope.getDocument().checkin(); |
| } |
| |
| } |