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    @Deprecated
039    public static final String NUXEO_MAX_SEGMENT_SIZE_PROPERTY = PathSegmentService.NUXEO_MAX_SEGMENT_SIZE_PROPERTY;
040
041    @Override
042    public String generatePathSegment(DocumentModel doc) {
043        return generatePathSegment(doc.getTitle());
044    }
045
046    @Override
047    public String generatePathSegment(String s) {
048        if (s == null) {
049            s = "";
050        }
051        s = s.trim();
052        if (s.length() > getMaxSize()) {
053            s = s.substring(0, getMaxSize()).trim();
054        }
055        s = s.replace('/', '-');
056        s = s.replace('\\', '-');
057        if (stupidRegexp.matcher(s).matches()) {
058            return IdUtils.generateStringId();
059        }
060        return s;
061    }
062
063    @Override
064    public int getMaxSize() {
065        ConfigurationService cs = Framework.getService(ConfigurationService.class);
066        return cs.getInteger(PathSegmentService.NUXEO_MAX_SEGMENT_SIZE_PROPERTY, 24);
067    }
068
069}