UserDetailsServiceImpl.java

/*
 * The MIT License
 *
 * Copyright 2012 jdmr.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package mx.edu.um.mateo.general.service;

import java.util.List;
import mx.edu.um.mateo.general.dao.UsuarioDao;
import mx.edu.um.mateo.general.model.Usuario;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.core.userdetails.AuthenticationUserDetailsService;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.core.userdetails.UsernameNotFoundException;
import org.springframework.security.openid.OpenIDAttribute;
import org.springframework.security.openid.OpenIDAuthenticationToken;

/**
 * 
 * @author jdmr
 */
public class UserDetailsServiceImpl implements UserDetailsService,
		AuthenticationUserDetailsService<OpenIDAuthenticationToken> {

	private static final Logger log = LoggerFactory
			.getLogger(UserDetailsServiceImpl.class);
	@Autowired
	private UsuarioDao usuarioDao;

	@Override
	public UserDetails loadUserByUsername(String username)
			throws UsernameNotFoundException {
		log.debug("loadUserByUsername: {}", username);
		Usuario usuario = usuarioDao.obtiene(username);
		if (usuario == null) {
			throw new UsernameNotFoundException("No se encontro al usuario "
					+ username);
		}
		return (UserDetails) usuario;
	}

	@Override
	public UserDetails loadUserDetails(OpenIDAuthenticationToken token)
			throws UsernameNotFoundException {
		log.debug("loadUserDetails: {}", token);
		String username = token.getIdentityUrl();
		String email = "";
		Usuario usuario = usuarioDao.obtienePorOpenId(username);
		log.debug("Usuario encontrado : {}", usuario);
		if (usuario == null) {
			log.debug("Buscando atributo email");
			List<OpenIDAttribute> attrs = token.getAttributes();
			for (OpenIDAttribute attr : attrs) {
				log.debug("Attr: {}", attr.getName());
				if (attr.getName().equals("email")) {
					email = attr.getValues().get(0);
				}
			}
			log.debug("Buscando por email {}", email);
			usuario = usuarioDao.obtienePorCorreo(email);
			if (usuario == null) {
				throw new UsernameNotFoundException(
						"No se encontro al usuario " + username);
			}
			usuario.setOpenId(username);
			usuarioDao.actualiza(usuario);
		}
		log.debug("Regresando usuario: {}", usuario);
		return (UserDetails) usuario;
	}
}