weaver 2004/08/18 06:57:05
Added: portal/src/java/org/apache/jetspeed/pipeline/valve/impl
FolderNavigationValve.java
Log:
The beginings of folder based navigation for Jetspeed 2
Revision Changes Path
1.1
jakarta-jetspeed-2/portal/src/java/org/apache/jetspeed/pipeline/valve/impl/FolderNavigationValve.java
Index: FolderNavigationValve.java
===================================================================
/*
* Copyright 2000-2001,2004 The Apache Software Foundation.
*
* Licensed 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 org.apache.jetspeed.pipeline.valve.impl;
import javax.servlet.http.HttpServletRequest;
import org.apache.jetspeed.om.folder.Folder;
import org.apache.jetspeed.page.PageManager;
import org.apache.jetspeed.pipeline.PipelineException;
import org.apache.jetspeed.pipeline.valve.AbstractValve;
import org.apache.jetspeed.pipeline.valve.Valve;
import org.apache.jetspeed.pipeline.valve.ValveContext;
import org.apache.jetspeed.request.RequestContext;
/**
* <p>
* FolderNavigationValve
* </p>
* <p>
*
* </p>
*
* @author <a href="mailto:[EMAIL PROTECTED]">Scott T. Weaver </a>
* @version $Id: FolderNavigationValve.java,v 1.1 2004/08/18 13:57:05 weaver Exp $
*
*/
public class FolderNavigationValve extends AbstractValve implements Valve
{
public static final String FOLDER_ATTR_KEY = "org.apache.jetspeed.folder";
private PageManager pageManager;
public FolderNavigationValve( PageManager pageManager )
{
this.pageManager = pageManager;
}
/**
* <p>
* invoke
* </p>
*
* @see
org.apache.jetspeed.pipeline.valve.Valve#invoke(org.apache.jetspeed.request.RequestContext,
* org.apache.jetspeed.pipeline.valve.ValveContext)
* @param request
* @param context
* @throws PipelineException
*/
public void invoke( RequestContext request, ValveContext context ) throws
PipelineException
{
HttpServletRequest httpRequest = request.getRequest();
String folderInRequest = getFolderPath(httpRequest);
Folder selectedFolder = null;
if (folderInRequest != null)
{
selectedFolder = pageManager.getFolder(folderInRequest);
}
if (selectedFolder != null)
{
httpRequest.getSession().setAttribute(FOLDER_ATTR_KEY, selectedFolder);
}
else
{
selectedFolder = (Folder) httpRequest.getAttribute(FOLDER_ATTR_KEY);
if(selectedFolder == null)
{
selectedFolder = pageManager.getFolder("/");
}
}
String pathInfo = httpRequest.getPathInfo();
if(pathInfo == null || !pathInfo.endsWith(".psml"))
{
String defaultPage = selectedFolder.getDefaultPage();
request.setPath(defaultPage);
}
httpRequest.setAttribute(FOLDER_ATTR_KEY, selectedFolder);
context.invokeNext(request);
}
protected String getFolderPath(HttpServletRequest httpRequest)
{
String pathInfo = httpRequest.getPathInfo();
String folder = null;
if(pathInfo != null )
{
if(pathInfo.endsWith(PageManager.PAGE_SUFFIX))
{
int lastSlash = pathInfo.lastIndexOf("/");
return pathInfo.substring(0,lastSlash);
}
else
{
return pathInfo;
}
}
else
{
return "/";
}
}
/**
* <p>
* toString
* </p>
*
* @see java.lang.Object#toString()
* @return
*/
public String toString()
{
// TODO Auto-generated method stub
return "FolderValve";
}
}
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