/*
* Copyright 2014, Red Hat, Inc. and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.zanata.email;
import net.htmlparser.jericho.Renderer;
import net.htmlparser.jericho.Segment;
import net.htmlparser.jericho.Source;
import org.owasp.html.PolicyFactory;
import static org.owasp.html.Sanitizers.BLOCKS;
import static org.owasp.html.Sanitizers.FORMATTING;
import static org.owasp.html.Sanitizers.IMAGES;
import static org.owasp.html.Sanitizers.LINKS;
/**
* @author Sean Flanigan <a href="mailto:sflaniga@redhat.com">sflaniga@redhat.com</a>
*/
public class EmailUtil {
// Don't allow CSS styles, scripts, etc
public static final PolicyFactory SANITIZER =
BLOCKS.and(FORMATTING).and(IMAGES).and(LINKS);
/**
* Converts HTML to plain text. 'br' tags become newlines, and URLs in
* links are inserted after the text of the link.
* @param html
* @return
*/
public static String htmlToText(String html) {
Source htmlSource = new Source(html);
Segment htmlSeg = new Segment(htmlSource, 0, htmlSource.length());
Renderer htmlRend = new Renderer(htmlSeg);
return htmlRend.toString();
}
}