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<?php
declare(strict_types=1);
namespace Sabre\DAV\Auth\Backend;
/**
* Extremely simply HTTP Basic auth backend.
*
* This backend basically works by calling a callback, which receives a
* username and password.
* The callback must return true or false depending on if authentication was
* correct.
*
* @copyright Copyright (C) fruux GmbH (https://fruux.com/)
* @author Evert Pot (http://evertpot.com/)
* @license http://sabre.io/license/ Modified BSD License
*/
class BasicCallBack extends AbstractBasic
{
/**
* Callback.
*
* @var callable
*/
protected $callBack;
/**
* Creates the backend.
*
* A callback must be provided to handle checking the username and
* password.
*/
public function __construct(callable $callBack)
{
$this->callBack = $callBack;
}
/**
* Validates a username and password.
*
* This method should return true or false depending on if login
* succeeded.
*
* @param string $username
* @param string $password
*
* @return bool
*/
protected function validateUserPass($username, $password)
{
$cb = $this->callBack;
return $cb($username, $password);
}
}
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