ControllerUtils.java

/**
 * TFG 75.678 - TFG Desarrollo web 2020 e-Learning for Schools
 * Copyright (C) 2020  Eduardo Rodriguez Carro
 *
 * This program 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.
 *
 * 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package org.uoc.tfg.sel.web;

import org.springframework.security.core.Authentication;
import org.uoc.tfg.sel.repository.model.User;
import org.uoc.tfg.sel.security.model.UserDetailsExtended;

/**
 * The Class ControllerUtils.
 * @author Eduardo Rodriguez Carro
 */
public class ControllerUtils {

	/**
	 * Gets the user.
	 *
	 * @param authentication the authentication
	 * @return the user
	 */
	public static User getUser(Authentication authentication) {
		if(authentication != null) {
			UserDetailsExtended userDetails = (UserDetailsExtended) authentication.getPrincipal();
			if(userDetails != null) {
				return userDetails.getUser();
			}
		}
		return null;
	}
}