DoSignOut.java

/*

    This file is part of OpenMyEWB.

    OpenMyEWB is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    OpenMyEWB 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 General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with OpenMyEWB.  If not, see <http://www.gnu.org/licenses/>.

    OpenMyEWB is Copyright 2005-2009 Nicolas Kruchten (nicolas@kruchten.com), Francis Kung, Engineers Without Borders Canada, Michael Trauttmansdorff, Jon Fishbein, David Kadish

*/

package ca.myewb.controllers.actions.users;

import java.util.HashSet;
import java.util.Hashtable;
import java.util.Set;

import org.apache.velocity.context.Context;

import ca.myewb.frame.Controller;
import ca.myewb.frame.RedirectionException;


public class DoSignOut extends Controller
{
	public void handle(Context ctx) throws Exception
	{
		// Remove from online list
		Hashtable users = (Hashtable)httpSession.getServletContext()
		                  .getAttribute("userList");
		Hashtable userTime = (Hashtable)httpSession.getServletContext()
        				  	 .getAttribute("userTime");

		if (users.remove(new Integer(currentUser.getId())) != null)
		{
			log.debug("removed " + Integer.toString(currentUser.getId())
			          + " - " + currentUser.getFirstname() + " "
			          + currentUser.getLastname() + " from online list");
		}
		userTime.remove(new Integer(currentUser.getId()));
		
		// Put guest into the session
		httpSession.invalidate();
		log.info("Logged out");

		throw new RedirectionException(path + "/home/Feedback");
	}

	public Set<String> invisibleGroups()
	{
		Set<String> s = new HashSet<String>();
		s.add("Org"); //guest should be able to see this

		return s;
	}
	
	public String oldName()
	{
		return "DoSignOut";
	}
}