| /* |
| JSPWiki - a JSP-based WikiWiki clone. |
| |
| Licensed to the Apache Software Foundation (ASF) under one |
| or more contributor license agreements. See the NOTICE file |
| distributed with this work for additional information |
| regarding copyright ownership. The ASF licenses this file |
| to you under the Apache License, Version 2.0 (the |
| "License"); you may not use this file except in compliance |
| with the License. You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, |
| software distributed under the License is distributed on an |
| "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| KIND, either express or implied. See the License for the |
| specific language governing permissions and limitations |
| under the License. |
| */ |
| package com.ecyrd.jspwiki.tags; |
| |
| import java.io.IOException; |
| |
| import org.apache.jspwiki.api.WikiPage; |
| |
| import com.ecyrd.jspwiki.attachment.Attachment; |
| |
| /** |
| * Writes a link to a parent of a Wiki page. |
| * |
| * <P><B>Attributes</B></P> |
| * <UL> |
| * <LI>page - Page name to refer to. Default is the current page. |
| * <LI>format - either "anchor" or "url" to output either an <A>... or just the HREF part of one. |
| * </UL> |
| * |
| * @since 2.0 |
| */ |
| public class LinkToParentTag |
| extends LinkToTag |
| { |
| private static final long serialVersionUID = 0L; |
| |
| public int doWikiStartTag() |
| throws IOException |
| { |
| WikiPage p = m_wikiContext.getPage(); |
| |
| // |
| // We just simply set the page to be our parent page |
| // and call the superclass. |
| // |
| if( p instanceof Attachment ) |
| { |
| setPage( ((Attachment)p).getParentName() ); |
| } |
| else |
| { |
| String name = p.getName(); |
| |
| int entrystart = name.indexOf("_blogentry_"); |
| |
| if( entrystart != -1 ) |
| { |
| setPage( name.substring( 0, entrystart ) ); |
| } |
| |
| int commentstart = name.indexOf("_comments_"); |
| |
| if( commentstart != -1 ) |
| { |
| setPage( name.substring( 0, commentstart ) ); |
| } |
| } |
| |
| return super.doWikiStartTag(); |
| } |
| |
| } |