001    /**
002     * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portlet.wiki.engines.mediawiki.matchers;
016    
017    import com.liferay.portal.kernel.util.CallbackMatcher;
018    import com.liferay.portal.kernel.util.StringPool;
019    import com.liferay.portal.kernel.util.StringUtil;
020    
021    import java.util.regex.MatchResult;
022    
023    /**
024     * @author Shinn Lok
025     */
026    public class ImageTagMatcher extends CallbackMatcher {
027    
028            public ImageTagMatcher() {
029                    setRegex(_REGEX);
030            }
031    
032            public String replaceMatches(CharSequence charSequence) {
033                    return replaceMatches(charSequence, _callBack);
034            }
035    
036            private static final String _REGEX = "\\[\\[Image:[^\\]]+\\]\\]";
037    
038            private Callback _callBack = new Callback() {
039    
040                    @Override
041                    public String foundMatch(MatchResult matchResult) {
042                            String title = matchResult.group(0);
043    
044                            title = StringUtil.replace(title, StringPool.UNDERLINE, "%5F");
045    
046                            return title;
047                    }
048    
049            };
050    
051    }