}
$token = optional_param('token', 'test', PARAM_ALPHANUM);
$action = optional_param('action', null, PARAM_ALPHA);
$username = optional_param('username', null, PARAM_USERNAME);
$userid = optional_param('userid', null, PARAM_INT);
$password = optional_param('password', null, PARAM_TEXT);
$identitytype = optional_param('identitytype', null, PARAM_TEXT);
if (empty($secure) and !empty($CFG->block_mhaairs_sslonly)) {
echo 'Connection must be secured with SSL';
return;
}
$secret = !empty($CFG->block_mhaairs_shared_secret) ? $CFG->block_mhaairs_shared_secret : '';
$result = null;
switch ($action) {
case "test":
$result = "OK";
break;
case "ValidateLogin":
$result = MHUtil::validate_login($token, $secret, $username, $password);
break;
case "GetUserInfo":
$result = MHUtil::get_user_info($token, $secret, $identitytype);
break;
case "GetServerTime":
$result = MHUtil::get_time_stamp();
break;
default:
break;
}
header('Content-Type: application/json; charset=utf-8');
echo json_encode($result);
/**
* Allows external services to push grades into the course gradebook.
* Alias for {@link block_mhaairs_gradebookservice_external::update_grade()}.
*
* @return mixed
* @throws invalid_parameter_exception
* @throws moodle_exception
*/
public static function validate_login($token, $username, $password)
{
// Require secured connection.
if ($error = self::require_ssl()) {
$authresult = new MHAuthenticationResult(MHAuthenticationResult::FAILURE, '', $error);
return $authresult;
}
// Get the configured secret.
$secret = self::get_secret();
// Validate login.
$result = MHUtil::validate_login($token, $secret, $username, $password);
return $result;
}
