/*
Copyright (C) 2011 maik.jablonski@jease.org
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 3 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, see <http://www.gnu.org/licenses/>.
*/
package jease.cms.service;
import java.util.List;
import jease.cmf.service.Nodes;
import jease.cms.domain.Content;
import jease.cms.domain.Content.PathChangeProcessor;
import jease.cms.domain.Trash;
import jfix.db4o.Database;
import jfix.functor.Command;
import jfix.functor.Predicate;
import jfix.util.Validations;
/**
* Implements a PathChangeProcessor which automatically rewrites internal links
* in content.
*/
public class Relocator implements PathChangeProcessor {
public void process(String oldPath, String newPath) {
if (!oldPath.equals(newPath)
&& Validations.isEmpty(Nodes.getByPath(newPath).getParents(
Trash.class))) {
final String target = "./~" + oldPath;
final String replacement = "./~" + newPath;
Database.write(new Command() {
public void run() {
for (Content content : searchContent(target)) {
content.replace(target, replacement);
Database.save(content);
}
}
});
}
}
private List<Content> searchContent(final String target) {
return Database.query(Content.class, new Predicate<Content>() {
public boolean test(Content obj) {
return obj.getFulltext().indexOf(target) != -1;
}
});
}
}