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76 lines (58 loc) · 1.73 KB
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<?php
namespace App\Model;
use Nette,
Nette\Utils\Strings,
Nette\Security\Passwords;
/**
* Users management.
*/
class UserManager extends Nette\Object implements Nette\Security\IAuthenticator
{
const
TABLE_NAME = 'users',
COLUMN_ID = 'id',
COLUMN_NAME = 'username',
COLUMN_PASSWORD_HASH = 'password',
COLUMN_ROLE = 'role';
/** @var Nette\Database\Context */
private $database;
public function __construct(Nette\Database\Context $database)
{
$this->database = $database;
}
/**
* Performs an authentication.
* @return Nette\Security\Identity
* @throws Nette\Security\AuthenticationException
*/
public function authenticate(array $credentials)
{
list($username, $password) = $credentials;
$row = $this->database->table(self::TABLE_NAME)->where(self::COLUMN_NAME, $username)->fetch();
if (!$row) {
throw new Nette\Security\AuthenticationException('The username is incorrect.', self::IDENTITY_NOT_FOUND);
} elseif (!Passwords::verify($password, $row[self::COLUMN_PASSWORD_HASH])) {
throw new Nette\Security\AuthenticationException('The password is incorrect.', self::INVALID_CREDENTIAL);
} elseif (Passwords::needsRehash($row[self::COLUMN_PASSWORD_HASH])) {
$row->update(array(
self::COLUMN_PASSWORD_HASH => Passwords::hash($password),
));
}
$arr = $row->toArray();
unset($arr[self::COLUMN_PASSWORD_HASH]);
return new Nette\Security\Identity($row[self::COLUMN_ID], $row[self::COLUMN_ROLE], $arr);
}
/**
* Adds new user.
* @param string
* @param string
* @return void
*/
public function add($username, $password)
{
$this->database->table(self::TABLE_NAME)->insert(array(
self::COLUMN_NAME => $username,
self::COLUMN_PASSWORD_HASH => Passwords::hash($password),
));
}
}