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/*+
* Copyright 2012 rsiddharth
* Email: <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.*;
public class Links implements Parser {
// set of strings to build the html link
private String openTag = "<a href=\"$1\">";
private String closeTag = "</a>";
public String parse(String fileContent) {
Pattern pattern = Pattern.compile("\\[\\[(.+?)(\\|(.+?))?\\]\\]", Pattern.DOTALL);
Matcher matcher = pattern.matcher(fileContent);
StringBuffer sbuffer = new StringBuffer();
StringBuilder replacementString = new StringBuilder();
while(matcher.find()) {
// delete text already there.
replacementString.delete(0,replacementString.length());
// start the <a> tag.
replacementString.append(openTag);
// add link name, if given
if(matcher.group(3)!=null) {
replacementString.append(matcher.group(3));
}
else {
replacementString.append(matcher.group(1));
}
// close the <a> tag
replacementString.append(closeTag);
matcher.appendReplacement(sbuffer,replacementString.toString());
}
matcher.appendTail(sbuffer);
return sbuffer.toString();
}
}
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