001/* 002 Licensed to the Apache Software Foundation (ASF) under one 003 or more contributor license agreements. See the NOTICE file 004 distributed with this work for additional information 005 regarding copyright ownership. The ASF licenses this file 006 to you under the Apache License, Version 2.0 (the 007 "License"); you may not use this file except in compliance 008 with the License. You may obtain a copy of the License at 009 010 http://www.apache.org/licenses/LICENSE-2.0 011 012 Unless required by applicable law or agreed to in writing, 013 software distributed under the License is distributed on an 014 "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 015 KIND, either express or implied. See the License for the 016 specific language governing permissions and limitations 017 under the License. 018 */ 019package org.apache.wiki.tags; 020 021import org.apache.wiki.api.core.ContextEnum; 022import org.apache.wiki.api.core.Engine; 023import org.apache.wiki.api.core.Page; 024import org.apache.wiki.pages.PageManager; 025 026import javax.servlet.jsp.JspWriter; 027import java.io.IOException; 028 029/** 030 * Writes a link to the Wiki PageInfo. Body of the link becomes the actual text. 031 * 032 * <P><B>Attributes</B></P> 033 * <UL> 034 * <LI>page - Page name to refer to. Default is the current page. 035 * <LI>title - Is used in page actions to display hover text (tooltip) 036 * <LI>accesskey - Set an accesskey (ALT+[Char]) 037 * </UL> 038 * 039 * @since 2.0 040 */ 041// FIXME: Refactor together with LinkToTag and EditLinkTag. 042public class PageInfoLinkTag extends WikiLinkTag { 043 044 private static final long serialVersionUID = 0L; 045 public String m_title = ""; 046 public String m_accesskey = ""; 047 048 public void setTitle( final String title ) 049 { 050 m_title = title; 051 } 052 053 public void setAccesskey( final String access ) 054 { 055 m_accesskey = access; 056 } 057 058 @Override public final int doWikiStartTag() throws IOException { 059 final Engine engine = m_wikiContext.getEngine(); 060 String pageName = m_pageName; 061 062 if( m_pageName == null ) { 063 final Page p = m_wikiContext.getPage(); 064 if( p != null ) { 065 pageName = p.getName(); 066 } else { 067 return SKIP_BODY; 068 } 069 } 070 071 if( engine.getManager( PageManager.class ).wikiPageExists(pageName) ) { 072 final JspWriter out = pageContext.getOut(); 073 final String url = m_wikiContext.getURL( ContextEnum.PAGE_INFO.getRequestContext(), pageName ); 074 075 switch( m_format ) { 076 case ANCHOR: out.print("<a class=\"pageinfo\" href=\""+url+"\" accesskey=\"" + m_accesskey + "\" title=\"" + m_title + "\">"); break; 077 case URL: out.print( url ); break; 078 } 079 return EVAL_BODY_INCLUDE; 080 } 081 return SKIP_BODY; 082 } 083 084}