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<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\Security\Core\User;

use Symfony\Component\Security\Core\Exception\AccountStatusException;
use Symfony\Component\Security\Core\Exception\AccountExpiredException;
use Symfony\Component\Security\Core\Exception\LockedException;
use Symfony\Component\Security\Core\Exception\CredentialsExpiredException;
use Symfony\Component\Security\Core\Exception\DisabledException;

/**
 * Adds extra features to a user class related to account status flags.
 *
 * This interface can be implemented in place of UserInterface if you'd like
 * the authentication system to consider different account status flags
 * during authentication. If any of the methods in this interface return
 * false, authentication will fail.
 *
 * If you need to perform custom logic for any of these situations, then
 * you will need to register an exception listener and watch for the specific
 * exception instances thrown in each case. All exceptions are a subclass
 * of AccountStatusException
 *
 * @see UserInterface
 * @see AccountStatusException
 *
 * @author Fabien Potencier <fabien@symfony.com>
 */
interface AdvancedUserInterface extends UserInterface
{
    /**
     * Checks whether the user's account has expired.
     *
     * Internally, if this method returns false, the authentication system
     * will throw an AccountExpiredException and prevent login.
     *
     * @return Boolean true if the user's account is non expired, false otherwise
     *
     * @see AccountExpiredException
     */
    public function isAccountNonExpired();

    /**
     * Checks whether the user is locked.
     *
     * Internally, if this method returns false, the authentication system
     * will throw a LockedException and prevent login.
     *
     * @return Boolean true if the user is not locked, false otherwise
     *
     * @see LockedException
     */
    public function isAccountNonLocked();

    /**
     * Checks whether the user's credentials (password) has expired.
     *
     * Internally, if this method returns false, the authentication system
     * will throw a CredentialsExpiredException and prevent login.
     *
     * @return Boolean true if the user's credentials are non expired, false otherwise
     *
     * @see CredentialsExpiredException
     */
    public function isCredentialsNonExpired();

    /**
     * Checks whether the user is enabled.
     *
     * Internally, if this method returns false, the authentication system
     * will throw a DisabledException and prevent login.
     *
     * @return Boolean true if the user is enabled, false otherwise
     *
     * @see DisabledException
     */
    public function isEnabled();
}