<?php use Friendica\App; use Friendica\Database\DBA; function modexp_init(App $a) { if($a->argc != 2) killme(); $nick = $a->argv[1]; $r = q("SELECT `spubkey` FROM `user` WHERE `nickname` = '%s' LIMIT 1", DBA::escape($nick) ); if (! DBA::isResult($r)) { killme(); } $lines = explode("\n",$r[0]['spubkey']); unset($lines[0]); unset($lines[count($lines)]); $x = base64_decode(implode('',$lines)); $r = ASN_BASE::parseASNString($x); $m = $r[0]->asnData[1]->asnData[0]->asnData[0]->asnData; $e = $r[0]->asnData[1]->asnData[0]->asnData[1]->asnData; header("Content-type: application/magic-public-key"); echo 'RSA' . '.' . $m . '.' . $e ; killme(); }