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<?php
/*
* Copyright 2013 Florian "Bluewind" Pritz <bluewind@server-speed.net>
*
* Licensed under GPLv3
* (see COPYING for full license text)
*
*/
class Duser_db extends Duser_Driver {
public $optional_functions = array(
'username_exists',
'can_reset_password',
'can_register_new_users'
);
public function login($username, $password)
{
$CI =& get_instance();
$query = $CI->db->query('
SELECT username, id, password
FROM `users`
WHERE `username` = ?
', array($username))->row_array();
if (!isset($query["username"]) || $query["username"] !== $username) {
return false;
}
if (!isset($query["password"])) {
return false;
}
if (crypt($password, $query["password"]) === $query["password"]) {
return array(
"username" => $username,
"userid" => $query["id"]
);
} else {
return false;
}
}
public function username_exists($username)
{
$CI =& get_instance();
$query = $CI->db->query("
SELECT id
FROM users
WHERE username = ?
", array($username));
if ($query->num_rows() > 0) {
return true;
} else {
return false;
}
}
}
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