public static function _init()
{
\Config::load('auth', true);
// Whether to allow multiple drivers of any type, defaults to not allowed
static::$_verify_multiple = \Config::get('auth.verify_multiple_logins', false);
foreach ((array) \Config::get('auth.driver', array()) as $driver => $config) {
$config = is_int($driver) ? array('driver' => $config) : array_merge($config, array('driver' => $driver));
static::factory($config);
}
// set the first (or only) as the default instance for static usage
if (!empty(static::$_instances)) {
static::$_instance = reset(static::$_instances);
static::check();
}
}
/**
* Load a login driver to the array of loaded drivers
*
* @param Array settings for the new driver
* @throws AuthException on driver load failure
*/
public static function forge($custom = array())
{
// Driver is given as array key or just string in custom
$custom = !is_array($custom) ? array('driver' => $custom) : $custom;
$config = \Config::get('auth.' . $custom['driver'] . '_config', array());
$config = array_merge($config, $custom);
// Driver must be set
if (empty($config['driver']) || !is_string($config['driver'])) {
throw new \AuthException('No auth driver given.');
}
// determine the driver to load
$driver = \Auth_Login_Driver::forge($config);
// get the driver's cookie name
$id = $driver->get_id();
// do we already have a driver instance for this cookie?
if (isset(static::$_instances[$id])) {
// if so, they must be using the same driver class!
$class = get_class($driver);
if (!static::$_instances[$id] instanceof $class) {
throw new \AuthException('You can not instantiate two different login drivers using the same id "' . $id . '"');
}
} else {
// store this instance
static::$_instances[$id] = $driver;
}
// If we have more then one driver instance, check if we need concurrency
if (count(static::$_instances) > 1) {
// Whether to allow multiple drivers of any type, defaults to not allowed
static::$_verify_multiple = \Config::get('auth.verify_multiple_logins', false);
}
return static::$_instances[$id];
}