/*******************************************************************************
* Copyright (c) 2009 David Green and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* David Green - initial API and implementation
*******************************************************************************/
package org.eclipse.mylyn.wikitext.tracwiki.internal.token;
import org.eclipse.mylyn.wikitext.parser.markup.PatternBasedElement;
import org.eclipse.mylyn.wikitext.parser.markup.PatternBasedElementProcessor;
import org.eclipse.mylyn.wikitext.tracwiki.TracWikiLanguage;
/**
* recognizes links to the Trac source browser, eg: <code>source:/trunk/COPYING</code> or
* <code>source:/trunk/COPYING@200</code> or <code>source:/trunk/COPYING@200#L26</code>
*
* @author David Green
*/
public class SourceLinkReplacementToken extends PatternBasedElement {
@Override
protected String getPattern(int groupOffset) {
return "(source:([^\\s@#]+)(?:@(\\d+))?(?:#L(\\d+))?)"; //$NON-NLS-1$
}
@Override
protected int getPatternGroupCount() {
return 4;
}
@Override
protected PatternBasedElementProcessor newProcessor() {
return new LinkReplacementTokenProcessor();
}
private static class LinkReplacementTokenProcessor extends PatternBasedElementProcessor {
@Override
public void emit() {
String text = group(1);
String source = group(2);
String revision = group(3);
String line = group(4);
String href = ((TracWikiLanguage) markupLanguage).toSourceBrowserHref(source, revision, line);
builder.link(href, text);
}
}
}