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/*+
* Copyright 2012, 2013 rsiddharth <rsiddharth@ninthfloor.org>
*
* This file is part of Scruf.
*
* Scruf 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 scruf.parsers;
import java.util.regex.Pattern;
import java.util.regex.Matcher;
public class UList implements Parser {
private Pattern pattern = Pattern.compile("^\\*\\*( )+((.+$\\n)+)",Pattern.MULTILINE);
private String list = "<li>\n$1$2</li>";
/**
* This htmlTagPattern has a regex to deduct a html tag.
*/
private Pattern htmlTagPattern = Pattern.compile("^\\<.+?\\>(\\n?)");
private Matcher matcher;
private Matcher htmlTag;
public String parse(String fileContent) {
StringBuffer sbuffer = new StringBuffer();
matcher = pattern.matcher(fileContent);
int lastEnd=0;
while(matcher.find()) {
int diff = matcher.start() - lastEnd;
if(lastEnd == 0) {
// first list found
matcher.appendReplacement(sbuffer, "<ul>\n " + list);
}
else if(diff>1) {
// means, we are at a new list now.
// so, got close the ol' one.
sbuffer.append("\n</ul>\n");
// open the new list.
matcher.appendReplacement(sbuffer, "<ul>\n " + list);
}
else {
matcher.appendReplacement(sbuffer, list);
}
lastEnd = matcher.end();
}
// close the last found list
if(lastEnd !=0) // meaning a list was found.
sbuffer.append("\n</ul>\n");
matcher.appendTail(sbuffer);
return sbuffer.toString();
}
}
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