/
WeakPasswordHasher.php
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/
WeakPasswordHasher.php
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<?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
* @since 3.0.0
* @license https://opensource.org/licenses/mit-license.php MIT License
*/
namespace Cake\Auth;
use Cake\Core\Configure;
use Cake\Error\Debugger;
use Cake\Utility\Security;
/**
* Password hashing class that use weak hashing algorithms. This class is
* intended only to be used with legacy databases where passwords have
* not been migrated to a stronger algorithm yet.
*/
class WeakPasswordHasher extends AbstractPasswordHasher
{
/**
* Default config for this object.
*
* @var array
*/
protected $_defaultConfig = [
'hashType' => null,
];
/**
* @inheritDoc
*/
public function __construct(array $config = [])
{
if (Configure::read('debug')) {
Debugger::checkSecurityKeys();
}
parent::__construct($config);
}
/**
* @inheritDoc
*/
public function hash(string $password)
{
return Security::hash($password, $this->_config['hashType'], true);
}
/**
* Check hash. Generate hash for user provided password and check against existing hash.
*
* @param string $password Plain text password to hash.
* @param string $hashedPassword Existing hashed password.
* @return bool True if hashes match else false.
*/
public function check(string $password, string $hashedPassword): bool
{
return $hashedPassword === $this->hash($password);
}
}