/*
* Copyright 1999-2004 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.
*
*/
/* $Id: RevisionControllerAction.java,v 1.34 2004/03/01 16:18:21 gregor Exp $ */
package org.apache.lenya.cms.cocoon.acting;
import java.io.File;
import java.util.Map;
import org.apache.avalon.framework.parameters.Parameters;
import org.apache.cocoon.acting.AbstractAction;
import org.apache.cocoon.environment.ObjectModelHelper;
import org.apache.cocoon.environment.Redirector;
import org.apache.cocoon.environment.Request;
import org.apache.cocoon.environment.Session;
import org.apache.cocoon.environment.SourceResolver;
import org.apache.lenya.ac.Identity;
import org.apache.lenya.ac.User;
import org.apache.lenya.cms.publication.Document;
import org.apache.lenya.cms.publication.DocumentBuilder;
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.rc.RCEnvironment;
import org.apache.lenya.cms.rc.RevisionController;
import org.apache.log4j.Category;
public class RevisionControllerAction extends AbstractAction {
Category log = Category.getInstance(RevisionControllerAction.class);
private String rcmlDirectory = null;
private String backupDirectory = null;
private RevisionController rc = null;
private String username = null;
private String filename = null;
/**
* DOCUMENT ME!
*
* @param redirector DOCUMENT ME!
* @param resolver DOCUMENT ME!
* @param objectModel DOCUMENT ME!
* @param src DOCUMENT ME!
* @param parameters DOCUMENT ME!
*
* @return DOCUMENT ME!
*
* @throws Exception DOCUMENT ME!
*/
public Map act(
Redirector redirector,
SourceResolver resolver,
Map objectModel,
String src,
Parameters parameters)
throws Exception {
// Get request object
Request request = ObjectModelHelper.getRequest(objectModel);
if (request == null) {
getLogger().error(".act(): No request object");
return null;
}
PageEnvelope envelope = null;
Publication publication = null;
Document document = null;
try {
envelope = PageEnvelopeFactory.getInstance().getPageEnvelope(objectModel);
publication = envelope.getPublication();
document = envelope.getDocument();
} catch (Exception e) {
getLogger().error("Resolving page envelope failed: ", e);
}
//get Parameters for RC
String publicationPath = publication.getDirectory().getCanonicalPath();
RCEnvironment rcEnvironment =
RCEnvironment.getInstance(publication.getServletContext().getCanonicalPath());
rcmlDirectory = rcEnvironment.getRCMLDirectory();
rcmlDirectory = publicationPath + File.separator + rcmlDirectory;
backupDirectory = rcEnvironment.getBackupDirectory();
backupDirectory = publicationPath + File.separator + backupDirectory;
// Initialize Revision Controller
rc = new RevisionController(rcmlDirectory, backupDirectory, publicationPath);
getLogger().debug("revision controller" + rc);
// /Initialize Revision Controller
// Get session
Session session = request.getSession(false);
if (session == null) {
getLogger().error(".act(): No session object");
return null;
}
Identity identity = (Identity) session.getAttribute(Identity.class.getName());
getLogger().debug(".act(): Identity: " + identity);
//FIXME: hack because of the uri for the editor bitflux. The filename cannot be get from the page-envelope
String documentid = document.getId();
int bx = documentid.lastIndexOf("-bxeng");
if (bx > 0) {
String language = document.getLanguage();
int l = documentid.length();
int bxLength = "-bxeng".length();
int lang = documentid.lastIndexOf("_", bx);
int langLength = bx - lang;
if (bx > 0 && bx + bxLength <= l) {
documentid = documentid.substring(0, bx) + documentid.substring(bx + bxLength, l);
if (lang > 0 && langLength + lang < l) {
language = documentid.substring(lang + 1, lang + langLength);
documentid =
documentid.substring(0, lang)
+ documentid.substring(lang + langLength, l - bxLength);
}
}
DocumentBuilder builder = publication.getDocumentBuilder();
String srcUrl =
builder.buildCanonicalUrl(publication, document.getArea(), documentid, language);
Document srcDoc = builder.buildDocument(publication, srcUrl);
File newFile = srcDoc.getFile();
filename = newFile.getCanonicalPath();
} else {
filename = document.getFile().getCanonicalPath();
}
filename = filename.substring(publicationPath.length());
log.debug("Filename: " + filename);
username = null;
if (identity != null) {
User user = identity.getUser();
if (user != null) {
username = user.getId();
}
} else {
getLogger().error(".act(): No identity yet");
}
getLogger().debug(".act(): Username: " + username);
return null;
}
/**
* Get the filename.
*
* @return the filename
*/
protected String getFilename() {
return filename;
}
/**
* Get the revision controller.
*
* @return the revision controller
*/
protected RevisionController getRc() {
return rc;
}
/**
* Get the user name.
*
* @return the user name
*/
protected String getUsername() {
return username;
}
}