package net.jforum.sso;



import javax.servlet.http.Cookie;

import net.jforum.context.RequestContext;

import net.jforum.JForumExecutionContext;

import net.jforum.ControllerUtils;

import net.jforum.entities.UserSession;

import net.jforum.util.preferences.ConfigKeys;

import net.jforum.util.preferences.SystemGlobals;

import org.apache.log4j.Logger;



public class CookieUserSSO implements SSO {



	static final Logger logger = Logger.getLogger(CookieUserSSO.class.getName());



	public String authenticateUser(RequestContext request) {		

		// myapp login cookie, contain logged username

		Cookie myCookie = ControllerUtils.getCookie(

				SystemGlobals.getValue(ConfigKeys.COOKIE_NAME_USER));		

		String username = null;

		

		if (myCookie != null) {

			username = myCookie.getValue();		

		}		 

		return username; // jforum username

	}



	public boolean isSessionValid(UserSession userSession, RequestContext request) {

		Cookie SSOCookie = ControllerUtils.getCookie(

				SystemGlobals.getValue(ConfigKeys.COOKIE_NAME_USER)); // myapp login cookie		

		String remoteUser = null;

		

		if (SSOCookie != null) {

			remoteUser = SSOCookie.getValue(); //  jforum username

		}



        // user has since logged out

        if(remoteUser == null && 

                userSession.getUserId() != SystemGlobals.getIntValue(ConfigKeys.ANONYMOUS_USER_ID)) {

			return false;

        // user has since logged in

        } else if(remoteUser != null && 

                userSession.getUserId() == SystemGlobals.getIntValue(ConfigKeys.ANONYMOUS_USER_ID)) {

            return false;

        // user has changed user

        } else if(remoteUser != null && !remoteUser.equals(userSession.getUsername())) {

            return false;

        }

        return true; // myapp user and forum user the same

	}

}

authentication.type=sso
sso.implementation=net.jforum.sso.CookieUserSSO
sso.redirect=http://member.andowson.com/login.jsp
cookie.name.user=username