public function export_key($key_id)
{
$this->set_env();
try {
$gpg = new gnupg();
// throw exception if error occurs
$gpg->seterrormode(gnupg::ERROR_EXCEPTION);
$key_data = $gpg->export($key_id);
$this->restore_env();
return $key_data;
} catch (Exception $e) {
// restore the envelope
$this->restore_env();
// re-throw the exception
throw $e;
}
}
function elggpg_export_key($user)
{
$gpg = new gnupg();
return $gpg->export($user->openpgp_publickey);
}