001/*
002 * (C) Copyright 2006-2011 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     Florent Guillaume
018 */
019package org.nuxeo.ecm.core.api.pathsegment;
020
021import java.util.regex.Pattern;
022
023import org.nuxeo.common.utils.IdUtils;
024import org.nuxeo.ecm.core.api.DocumentModel;
025import org.nuxeo.runtime.api.Framework;
026import org.nuxeo.runtime.services.config.ConfigurationService;
027
028/**
029 * Service generating a path segment from the title by just removing slashes and limiting size.
030 */
031public class PathSegmentServiceDefault implements PathSegmentService {
032
033    public Pattern stupidRegexp = Pattern.compile("^[- .,;?!:/\\\\'\"]*$");
034
035    /**
036     * @deprecated since 7.4, use {@link PathSegmentService#NUXEO_MAX_SEGMENT_SIZE_PROPERTY} instead
037     */
038    public static final String NUXEO_MAX_SEGMENT_SIZE_PROPERTY = PathSegmentService.NUXEO_MAX_SEGMENT_SIZE_PROPERTY;
039
040    @Override
041    public String generatePathSegment(DocumentModel doc) {
042        return generatePathSegment(doc.getTitle());
043    }
044
045    @Override
046    public String generatePathSegment(String s) {
047        if (s == null) {
048            s = "";
049        }
050        s = s.trim();
051        if (s.length() > getMaxSize()) {
052            s = s.substring(0, getMaxSize()).trim();
053        }
054        s = s.replace('/', '-');
055        s = s.replace('\\', '-');
056        if (stupidRegexp.matcher(s).matches()) {
057            return IdUtils.generateStringId();
058        }
059        return s;
060    }
061
062    @Override
063    public int getMaxSize() {
064        ConfigurationService cs = Framework.getService(ConfigurationService.class);
065        return Integer.parseInt(cs.getProperty(PathSegmentService.NUXEO_MAX_SEGMENT_SIZE_PROPERTY, "24"));
066    }
067
068}