logoutaction.java

来自「jGossip是一个简单而功能强大的Java论坛软件（消息板）」· Java 代码 · 共 94 行

/*
 * $$Id: LogoutAction.java,v 1.9 2004/05/15 23:50:02 bel70 Exp $$
 *
 * ***** BEGIN LICENSE BLOCK *****
 * The contents of this file are subject to the Mozilla Public License
 * Version 1.1 (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.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS"
 * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
 * the License for the specific language governing rights and
 * limitations under the License.
 *
 * The Original Code is JGossip forum code.
 *
 * The Initial Developer of the Original Code is the JResearch, Org.
 * Portions created by the Initial Developer are Copyright (C) 2004
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *              Dmitry Belov <[e-mail]>
 *
 * ***** END LICENSE BLOCK ***** */
/*
 * Created on 16.05.2003
 *
 */
package org.jresearch.gossip.actions.user;

import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.util.MessageResources;

import org.jresearch.gossip.IConst;
import org.jresearch.gossip.beans.user.User;
import org.jresearch.gossip.configuration.Configurator;
import org.jresearch.gossip.log.ForumLog;

import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;


/**
 * DOCUMENT ME!
 *
 * @author Bel
 */
public class LogoutAction extends Action {
    /**
     * DOCUMENT ME!
     *
     * @param mapping DOCUMENT ME!
     * @param form DOCUMENT ME!
     * @param request DOCUMENT ME!
     * @param response DOCUMENT ME!
     *
     * @return DOCUMENT ME!
     *
     * @throws Exception DOCUMENT ME!
     */
    public ActionForward execute(ActionMapping mapping, ActionForm form,
        HttpServletRequest request, HttpServletResponse response)
        throws Exception {
        if (IConst.VALUES.FALSE.equals(Configurator.getInstance().get(IConst.CONFIG.ENABLE_FORUM_SIGN_ON))) {
            return (mapping.findForward("jgossip-denied"));
        }

        HttpSession session = request.getSession();
        MessageResources messages = getResources(request);
        User user = (User) session.getAttribute(IConst.SESSION.USER_KEY);

        if (IConst.VALUES.TRUE.equals(Configurator.getInstance().get(IConst.CONFIG.ENABLE_AUTO_LOGIN))) {
            //		unset autolog cookies if needed...
            if (user.getSettings().isAutologin()) {
                Cookie userCookie = new Cookie(IConst.COOKIE.USER_COOKIE, "");
                userCookie.setMaxAge(IConst.COOKIE.SECONDS_PER_YEAR);
                ((HttpServletResponse) response).addCookie(userCookie);
            }
        }

        ForumLog.getInstance().getForumLogger().info(request.getRemoteAddr() +
            " " + user.getName() + " " + messages.getMessage("logs.LOG23") +
            " " + session.getId());
        session.invalidate();

        return (mapping.findForward("welcome"));
    }
}