/*
* 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 org.apache.jetspeed.portlets.security.groups;
import java.io.IOException;
import java.security.Principal;
import java.sql.Types;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import javax.portlet.ActionRequest;
import javax.portlet.ActionResponse;
import javax.portlet.PortletConfig;
import javax.portlet.PortletException;
import javax.portlet.PortletMode;
import javax.portlet.RenderRequest;
import javax.portlet.RenderResponse;
import org.apache.jetspeed.CommonPortletServices;
import org.apache.jetspeed.portlets.security.SecurityResources;
import org.apache.jetspeed.portlets.security.SecurityUtil;
import org.apache.jetspeed.security.Group;
import org.apache.jetspeed.security.GroupManager;
import org.apache.jetspeed.security.SecurityException;
import org.apache.portals.gems.browser.BrowserIterator;
import org.apache.portals.gems.browser.DatabaseBrowserIterator;
import org.apache.portals.gems.browser.BrowserPortlet;
import org.apache.portals.gems.util.StatusMessage;
import org.apache.portals.messaging.PortletMessaging;
import org.apache.velocity.context.Context;
/**
* Group Browser - flat non-hierarchical view
*
* @author <a href="mailto:taylor@apache.org">David Sean Taylor</a>
* @version $Id: GroupBrowser.java 348264 2005-11-22 22:06:45Z taylor $
*/
public class GroupBrowser extends BrowserPortlet
{
private GroupManager groupManager;
public void init(PortletConfig config)
throws PortletException
{
super.init(config);
groupManager = (GroupManager)
getPortletContext().getAttribute(CommonPortletServices.CPS_GROUP_MANAGER_COMPONENT);
if (null == groupManager)
{
throw new PortletException("Failed to find the Group Manager on portlet initialization");
}
}
public void getRows(RenderRequest request, String sql, int windowSize)
{
getRows(request, sql, windowSize, "");
}
public void getRows(RenderRequest request, String sql, int windowSize, String filter)
{
List resultSetTitleList = new ArrayList();
List resultSetTypeList = new ArrayList();
resultSetTypeList.add(String.valueOf(Types.VARCHAR));
resultSetTitleList.add("group"); // resource bundle key
List list = new ArrayList();
try
{
Iterator groups = groupManager.getGroups(filter);
while (groups.hasNext())
{
Group group = (Group)groups.next();
Principal principal = group.getPrincipal();
list.add(principal.getName());
}
}
catch (SecurityException sex)
{
SecurityUtil.publishErrorMessage(request, SecurityResources.TOPIC_GROUPS, sex.getMessage());
}
BrowserIterator iterator = new DatabaseBrowserIterator(list, resultSetTitleList, resultSetTypeList, windowSize);
setBrowserIterator(request, iterator);
iterator.sort("group"); // resource bundle key
}
public void doView(RenderRequest request, RenderResponse response)
throws PortletException, IOException
{
String selected = (String)PortletMessaging.receive(request, SecurityResources.TOPIC_GROUPS, SecurityResources.MESSAGE_SELECTED);
if (selected != null)
{
Context context = this.getContext(request);
context.put("selected", selected);
}
StatusMessage msg = (StatusMessage)PortletMessaging.consume(request, SecurityResources.TOPIC_GROUPS, SecurityResources.MESSAGE_STATUS);
if (msg != null)
{
this.getContext(request).put("statusMsg", msg);
}
String filtered = (String)PortletMessaging.receive(request, SecurityResources.TOPIC_GROUPS, SecurityResources.MESSAGE_FILTERED);
if (filtered != null)
{
this.getContext(request).put(FILTERED, "on");
}
String refresh = (String)PortletMessaging.consume(request, SecurityResources.TOPIC_GROUPS, SecurityResources.MESSAGE_REFRESH);
if (refresh != null)
{
this.clearBrowserIterator(request);
}
ArrayList errorMessages = (ArrayList)PortletMessaging.consume(request, SecurityResources.TOPIC_GROUPS, SecurityResources.ERROR_MESSAGES);
if (errorMessages != null )
{
this.getContext(request).put(SecurityResources.ERROR_MESSAGES, errorMessages);
}
super.doView(request, response);
}
public void processAction(ActionRequest request, ActionResponse response)
throws PortletException, IOException
{
if (request.getPortletMode() == PortletMode.VIEW)
{
String selected = request.getParameter("group");
if (selected != null)
{
Group group = lookupGroup(request, selected);
if (group != null)
{
PortletMessaging.publish(request, SecurityResources.TOPIC_GROUPS, SecurityResources.MESSAGE_SELECTED, selected);
PortletMessaging.publish(request, SecurityResources.TOPIC_GROUPS, SecurityResources.MESSAGE_CHANGED, selected);
}
}
}
String filtered = request.getParameter(FILTERED);
if (filtered != null)
{
PortletMessaging.publish(request, SecurityResources.TOPIC_GROUPS, SecurityResources.MESSAGE_FILTERED, "on");
}
else
{
PortletMessaging.cancel(request, SecurityResources.TOPIC_GROUPS, SecurityResources.MESSAGE_FILTERED);
}
super.processAction(request, response);
}
private Group lookupGroup(ActionRequest actionRequest, String groupName)
{
try
{
return groupManager.getGroup(groupName);
}
catch (SecurityException sex)
{
SecurityUtil.publishErrorMessage(actionRequest, SecurityResources.TOPIC_GROUPS, sex.getMessage());
return null;
}
}
}