/*
 * Copyright 2002-2016 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.springframework.security.authentication;

import org.springframework.security.core.SpringSecurityMessageSource;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsChecker;
import org.springframework.context.support.MessageSourceAccessor;

/**
 * @author Luke Taylor
 */
public class AccountStatusUserDetailsChecker implements UserDetailsChecker {

	protected final MessageSourceAccessor messages = SpringSecurityMessageSource
			.getAccessor();

	public void check(UserDetails user) {
		if (!user.isAccountNonLocked()) {
			throw new LockedException(messages.getMessage(
					"AccountStatusUserDetailsChecker.locked", "User account is locked"));
		}

		if (!user.isEnabled()) {
			throw new DisabledException(messages.getMessage(
					"AccountStatusUserDetailsChecker.disabled", "User is disabled"));
		}

		if (!user.isAccountNonExpired()) {
			throw new AccountExpiredException(
					messages.getMessage("AccountStatusUserDetailsChecker.expired",
							"User account has expired"));
		}

		if (!user.isCredentialsNonExpired()) {
			throw new CredentialsExpiredException(messages.getMessage(
					"AccountStatusUserDetailsChecker.credentialsExpired",
					"User credentials have expired"));
		}
	}
}
