Location: PHPKode > scripts > ApiGen > apigen/libs/Nette/Nette/Security/IAuthenticator.php
<?php

/**
 * This file is part of the Nette Framework (http://nette.org)
 *
 * Copyright (c) 2004 David Grudl (http://davidgrudl.com)
 *
 * For the full copyright and license information, please view
 * the file license.txt that was distributed with this source code.
 */

namespace Nette\Security;

use Nette;



/**
 * Performs authentication.
 *
 * @author     David Grudl
 */
interface IAuthenticator
{
	/** Credential key */
	const USERNAME = 0,
		PASSWORD = 1;

	/** Exception error code */
	const IDENTITY_NOT_FOUND = 1,
		INVALID_CREDENTIAL = 2,
		FAILURE = 3,
		NOT_APPROVED = 4;

	/**
	 * Performs an authentication against e.g. database.
	 * and returns IIdentity on success or throws AuthenticationException
	 * @param  array
	 * @return IIdentity
	 * @throws AuthenticationException
	 */
	function authenticate(array $credentials);

}
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