/**
* Authenticate the given user
*
* @param User $user
* @param string $password
*
* @return bool True on success, false on failure
*
* @throws AuthenticationException In case authentication is not possible due to an error
*/
public function authenticate(User $user, $password = null)
{
if (isset($_SERVER['REMOTE_USER'])) {
$username = $_SERVER['REMOTE_USER'];
$user->setRemoteUserInformation($username, 'REMOTE_USER');
if ($this->stripUsernameRegexp) {
$stripped = preg_replace($this->stripUsernameRegexp, '', $username);
if ($stripped !== false) {
// TODO(el): PHP issues a warning when PHP cannot compile the regular expression. Should we log an
// additional message in that case?
$username = $stripped;
}
}
$user->setUsername($username);
return true;
}
return false;
}
