<?php
declare(strict_types=1);

/**
 * CakePHP(tm) : Rapid Development Framework (https://cakephp.org)
 * Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
 *
 * Licensed under The MIT License
 * For full copyright and license information, please see the LICENSE.txt
 * Redistributions of files must retain the above copyright notice.
 *
 * @copyright     Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
 * @link          https://cakephp.org CakePHP(tm) Project
 * @license       https://www.opensource.org/licenses/mit-license.php MIT License
 */
namespace Authentication\PasswordHasher;

use Cake\Core\InstanceConfigTrait;

/**
 * Abstract password hashing class
 */
abstract class AbstractPasswordHasher implements PasswordHasherInterface
{
    use InstanceConfigTrait;

    /**
     * Default config
     *
     * These are merged with user-provided config when the object is used.
     *
     * @var array
     */
    protected array $_defaultConfig = [];

    /**
     * Constructor
     *
     * @param array $config Array of config.
     */
    public function __construct(array $config = [])
    {
        $this->setConfig($config);
    }

    /**
     * Returns true if the password need to be rehashed, due to the password being
     * created with anything else than the passwords generated by this class.
     *
     * Returns true by default since the only implementation users should rely
     * on is the one provided by default in php 5.5+ or any compatible library
     *
     * @param string $password The password to verify
     * @return bool
     */
    public function needsRehash(string $password): bool
    {
        return password_needs_rehash($password, PASSWORD_DEFAULT);
    }
}
