/*

    Dateiverwaltung - File management in your browser
    Copyright (C) 2017 Ulrich Hilger, http://uhilger.de

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

    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 Affero General Public License for more details.

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

*/

package de.uhilger.filecms.pub;

import de.uhilger.filecms.api.Api;
import java.security.Principal;
import java.util.logging.Logger;

/**
 *
 */
public class SessionManager extends Api {
  
  private static final Logger logger = Logger.getLogger(SessionManager.class.getName());
  
  public String expireSession() {
    getRequest().getSession().invalidate();
    return "Die aktuelle Sitzung ist nicht mehr gueltig.";
  }
  
  public String getSessionUser() {
    String id = null;
    Object p = getRequest().getUserPrincipal();
    if(p instanceof Principal) {
      id = ((Principal) p).getName();
      logger.finer("User-ID: " + id);
    } else {
      logger.finer("getUserPrincipal returned null or no Principal");
    }
    return id;
  }
  
}