/**
* This file is part of Jahia, next-generation open source CMS:
* Jahia's next-generation, open source CMS stems from a widely acknowledged vision
* of enterprise application convergence - web, search, document, social and portal -
* unified by the simplicity of web content management.
*
* For more information, please visit http://www.jahia.com.
*
* Copyright (C) 2002-2011 Jahia Solutions Group SA. All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* As a special exception to the terms and conditions of version 2.0 of
* the GPL (or any later version), you may redistribute this Program in connection
* with Free/Libre and Open Source Software ("FLOSS") applications as described
* in Jahia's FLOSS exception. You should have received a copy of the text
* describing the FLOSS exception, and it is also available here:
* http://www.jahia.com/license
*
* Commercial and Supported Versions of the program (dual licensing):
* alternatively, commercial and supported versions of the program may be used
* in accordance with the terms and conditions contained in a separate
* written agreement between you and Jahia Solutions Group SA.
*
* If you are unsure which license is appropriate for your use,
* please contact the sales department at sales@jahia.com.
*/
package org.jahia.services.content;
import org.apache.jackrabbit.core.security.JahiaLoginModule;
import org.jahia.api.Constants;
import org.jahia.services.content.nodetypes.*;
import javax.jcr.*;
import javax.jcr.nodetype.NoSuchNodeTypeException;
import javax.jcr.nodetype.NodeType;
import javax.jcr.observation.Event;
import javax.jcr.observation.EventIterator;
import java.util.*;
/**
* User: toto
* Date: Apr 30, 2008
* Time: 11:56:02 AM
*/
public class DefaultValueListener extends DefaultEventListener {
private static org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(DefaultValueListener.class);
public DefaultValueListener() {
}
public int getEventTypes() {
return Event.NODE_ADDED + Event.PROPERTY_CHANGED + Event.PROPERTY_ADDED;
}
public void onEvent(final EventIterator eventIterator) {
try {
// todo : may need to move the dynamic default values generation to JahiaNodeTypeInstanceHandler
String userId = ((JCREventIterator)eventIterator).getSession().getUserID();
if (userId.startsWith(JahiaLoginModule.SYSTEM)) {
userId = userId.substring(JahiaLoginModule.SYSTEM.length());
}
JCRTemplate.getInstance().doExecuteWithSystemSession(userId, workspace, new JCRCallback<Object>() {
public Object doInJCR(JCRSessionWrapper s) throws RepositoryException {
final Set<Session> sessions = new HashSet<Session>();
while (eventIterator.hasNext()) {
Event event = eventIterator.nextEvent();
if (isExternal(event)) {
continue;
}
try {
JCRNodeWrapper n = null;
String eventPath = event.getPath();
if (event.getType() == Event.NODE_ADDED) {
try {
n = (JCRNodeWrapper) s.getItem(eventPath);
} catch (PathNotFoundException e) {
continue;
}
}
if (eventPath.endsWith(Constants.JCR_MIXINTYPES)) {
String path = eventPath.substring(0, eventPath.lastIndexOf('/'));
n = (JCRNodeWrapper) s.getItem(path.length() == 0 ? "/" : path);
}
if (n != null) {
sessions.add(n.getRealNode().getSession());
List<NodeType> l = new ArrayList<NodeType>();
NodeType nt = n.getPrimaryNodeType();
l.add(nt);
NodeType mixin[] = n.getMixinNodeTypes();
l.addAll(Arrays.asList(mixin));
for (Iterator<NodeType> iterator = l.iterator(); iterator.hasNext();) {
NodeType nodeType = iterator.next();
ExtendedNodeType ent = NodeTypeRegistry.getInstance().getNodeType(nodeType.getName());
if (ent != null) {
ExtendedPropertyDefinition[] pds = ent.getPropertyDefinitions();
for (int i = 0; i < pds.length; i++) {
ExtendedPropertyDefinition pd = pds[i];
Value[] v = pd.getDefaultValues();
for (int j = 0; j < v.length; j++) {
Value value = v[j];
if (value instanceof DynamicValueImpl) {
if (!n.hasProperty(pd.getName())) {
n.setProperty(pd.getName(), value.getString());
}
}
}
}
ExtendedNodeDefinition[] nodes = ent.getChildNodeDefinitions();
for (ExtendedNodeDefinition definition : nodes) {
if (definition.isAutoCreated() && !n.hasNode(definition.getName())) {
n.addNode(definition.getName(), definition.getDefaultPrimaryTypeName());
}
}
}
}
n.getRealNode().getSession().save();
}
} catch (NoSuchNodeTypeException e) {
} catch (Exception e) {
logger.error("Error when executing event", e);
}
}
for (Session jcrsession : sessions) {
jcrsession.save();
}
return null;
}
});
} catch (NoSuchNodeTypeException e) {
// silent ignore
} catch (Exception e) {
logger.error("Error when executing event", e);
}
}
}