<?php
/**
- * @file src/Module/Magic.php
+ * @copyright Copyright (C) 2020, Friendica
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
*/
+
namespace Friendica\Module;
use Friendica\BaseModule;
+use Friendica\Core\Logger;
+use Friendica\Core\System;
+use Friendica\Database\DBA;
+use Friendica\DI;
use Friendica\Model\Contact;
-use Friendica\Util\HTTPSig;
+use Friendica\Util\HTTPSignature;
use Friendica\Util\Network;
-
-use dba;
+use Friendica\Util\Strings;
/**
* Magic Auth (remote authentication) module.
- *
+ *
* Ported from Hubzilla: https://framagit.org/hubzilla/core/blob/master/Zotlabs/Module/Magic.php
*/
class Magic extends BaseModule
{
- public static function init()
+ public static function init(array $parameters = [])
{
- $a = self::getApp();
+ $a = DI::app();
$ret = ['success' => false, 'url' => '', 'message' => ''];
- logger('magic mdule: invoked', LOGGER_DEBUG);
+ Logger::log('magic mdule: invoked', Logger::DEBUG);
- logger('args: ' . print_r($_REQUEST, true), LOGGER_DATA);
+ Logger::log('args: ' . print_r($_REQUEST, true), Logger::DATA);
- $addr = ((x($_REQUEST, 'addr')) ? $_REQUEST['addr'] : '');
- $dest = ((x($_REQUEST, 'dest')) ? $_REQUEST['dest'] : '');
- $test = ((x($_REQUEST, 'test')) ? intval($_REQUEST['test']) : 0);
- $owa = ((x($_REQUEST, 'owa')) ? intval($_REQUEST['owa']) : 0);
+ $addr = $_REQUEST['addr'] ?? '';
+ $dest = $_REQUEST['dest'] ?? '';
+ $test = (!empty($_REQUEST['test']) ? intval($_REQUEST['test']) : 0);
+ $owa = (!empty($_REQUEST['owa']) ? intval($_REQUEST['owa']) : 0);
+ $cid = 0;
- // NOTE: I guess $dest isn't just the profile url (could be also
- // other profile pages e.g. photo). We need to find a solution
- // to be able to redirct to other pages than the contact profile.
- $cid = Contact::getIdForURL($dest);
-
- if (!$cid && !empty($addr)) {
+ if (!empty($addr)) {
$cid = Contact::getIdForURL($addr);
+ } elseif (!empty($dest)) {
+ $cid = Contact::getIdForURL($dest);
}
if (!$cid) {
- logger('No contact record found: ' . print_r($_REQUEST, true), LOGGER_DEBUG);
- goaway($dest);
+ Logger::info('No contact record found', $_REQUEST);
+ // @TODO Finding a more elegant possibility to redirect to either internal or external URL
+ $a->redirect($dest);
}
-
- $contact = dba::selectFirst('contact', ['id', 'nurl', 'url'], ['id' => $cid]);
+ $contact = DBA::selectFirst('contact', ['id', 'nurl', 'url'], ['id' => $cid]);
// Redirect if the contact is already authenticated on this site.
- if (array_key_exists('id', $a->contact) && strpos($contact['nurl'], normalise_link(self::getApp()->get_baseurl())) !== false) {
- if($test) {
+ if (!empty($a->contact) && array_key_exists('id', $a->contact) && strpos($contact['nurl'], Strings::normaliseLink(DI::baseUrl()->get())) !== false) {
+ if ($test) {
$ret['success'] = true;
$ret['message'] .= 'Local site - you are already authenticated.' . EOL;
return $ret;
}
- logger('Contact is already authenticated', LOGGER_DEBUG);
- goaway($dest);
+ Logger::log('Contact is already authenticated', Logger::DEBUG);
+ System::externalRedirect($dest);
}
if (local_user()) {
$basepath = $exp[0];
$headers = [];
- $headers['Accept'] = 'application/x-dfrn+json';
- $headers['X-Open-Web-Auth'] = random_string();
+ $headers['Accept'] = 'application/x-dfrn+json, application/x-zot+json';
+ $headers['X-Open-Web-Auth'] = Strings::getRandomHex();
// Create a header that is signed with the local users private key.
- $headers = HTTPSig::createSig(
- '',
- $headers,
- $user['prvkey'],
- 'acct:' . $user['nickname'] . '@' . $a->get_hostname() . ($a->path ? '/' . $a->path : ''),
- false,
- true,
- 'sha512'
+ $headers = HTTPSignature::createSig(
+ $headers,
+ $user['prvkey'],
+ 'acct:' . $user['nickname'] . '@' . DI::baseUrl()->getHostname() . (DI::baseUrl()->getUrlPath() ? '/' . DI::baseUrl()->getUrlPath() : '')
);
// Try to get an authentication token from the other instance.
- $x = Network::curl($basepath . '/owa', false, $redirects, ['headers' => $headers]);
+ $curlResult = Network::curl($basepath . '/owa', false, ['headers' => $headers]);
- if ($x['success']) {
- $j = json_decode($x['body'], true);
+ if ($curlResult->isSuccess()) {
+ $j = json_decode($curlResult->getBody(), true);
if ($j['success']) {
$token = '';
if ($j['encrypted_token']) {
// The token is encrypted. If the local user is really the one the other instance
// thinks he/she is, the token can be decrypted with the local users public key.
- openssl_private_decrypt(base64url_decode($j['encrypted_token']), $token, $user['prvkey']);
+ openssl_private_decrypt(Strings::base64UrlDecode($j['encrypted_token']), $token, $user['prvkey']);
} else {
$token = $j['token'];
}
- $x = strpbrk($dest, '?&');
- $args = (($x) ? '&owt=' . $token : '?f=&owt=' . $token);
+ $args = (strpbrk($dest, '?&') ? '&' : '?') . 'owt=' . $token;
- goaway($dest . $args);
+ Logger::info('Redirecting', ['path' => $dest . $args]);
+ System::externalRedirect($dest . $args);
}
}
- goaway($dest);
+ System::externalRedirect($dest);
}
}
- if($test) {
+ if ($test) {
$ret['message'] = 'Not authenticated or invalid arguments' . EOL;
return $ret;
}
- goaway($dest);
+ // @TODO Finding a more elegant possibility to redirect to either internal or external URL
+ $a->redirect($dest);
}
}