/**
* Licensed under the GNU LESSER GENERAL PUBLIC LICENSE, version 2.1, dated February 1999.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the latest version of the GNU Lesser General
* Public License as published by the Free Software Foundation;
*
* 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program (LICENSE.txt); if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
package org.jamwiki.servlets;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.lang.StringUtils;
import org.jamwiki.WikiBase;
import org.jamwiki.WikiException;
import org.jamwiki.WikiMessage;
import org.jamwiki.model.SearchResultEntry;
import org.jamwiki.utils.WikiLogger;
import org.jamwiki.utils.WikiUtil;
import org.springframework.web.servlet.ModelAndView;
/**
* Used to display all topics that contain links to the current topic.
*/
public class LinkToServlet extends JAMWikiServlet {
private static final WikiLogger logger = WikiLogger
.getLogger(LinkToServlet.class.getName());
/** The name of the JSP file used to render the servlet output. */
protected static final String JSP_LINKTO = "linkto.jsp";
/**
*
*/
protected ModelAndView handleJAMWikiRequest(HttpServletRequest request,
HttpServletResponse response, ModelAndView next, WikiPageInfo pageInfo)
throws Exception {
this.linksTo(request, next, pageInfo);
return next;
}
/**
*
*/
private void linksTo(HttpServletRequest request, ModelAndView next,
WikiPageInfo pageInfo) throws Exception {
String virtualWiki = pageInfo.getVirtualWikiName();
String topicName = WikiUtil.getTopicFromRequest(request);
if (StringUtils.isBlank(topicName)) {
throw new WikiException(new WikiMessage("common.exception.notopic"));
}
WikiMessage pageTitle = new WikiMessage("linkto.title", topicName);
pageInfo.setPageTitle(pageTitle);
// grab search engine instance and find
// List<SearchResultEntry> results =
// WikiBase.getSearchEngine().findLinkedTo(virtualWiki, topicName);
// next.addObject("results", results);
// next.addObject("link", topicName);
pageInfo.setContentJsp(JSP_LINKTO);
pageInfo.setTopicName(topicName);
}
}