friendica/src/Module/DFRN/Notify.php
2022-01-02 08:27:47 +01:00

124 lines
4.2 KiB
PHP

<?php
/**
* @copyright Copyright (C) 2010-2022, the Friendica project
*
* @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\DFRN;
use Friendica\BaseModule;
use Friendica\Core\Logger;
use Friendica\Core\System;
use Friendica\DI;
use Friendica\Model\Contact;
use Friendica\Model\Conversation;
use Friendica\Model\User;
use Friendica\Protocol\DFRN;
use Friendica\Protocol\Diaspora;
use Friendica\Util\Network;
use Friendica\Network\HTTPException;
/**
* DFRN Notify
*/
class Notify extends BaseModule
{
protected function post(array $request = [])
{
$postdata = Network::postdata();
if (empty($postdata)) {
throw new HTTPException\BadRequestException();
}
$data = json_decode($postdata);
if (is_object($data) && !empty($this->parameters['nickname'])) {
$user = User::getByNickname($this->parameters['nickname']);
if (empty($user)) {
throw new \Friendica\Network\HTTPException\InternalServerErrorException();
}
self::dispatchPrivate($user, $postdata);
} elseif (!self::dispatchPublic($postdata)) {
require_once 'mod/salmon.php';
salmon_post(DI::app(), $postdata);
}
}
private static function dispatchPublic($postdata)
{
$msg = Diaspora::decodeRaw($postdata, '', true);
if (!$msg) {
// We have to fail silently to be able to hand it over to the salmon parser
return false;
}
// Fetch the corresponding public contact
$contact_id = Contact::getIdForURL($msg['author']);
if (empty($contact_id)) {
Logger::notice('Contact not found', ['address' => $msg['author']]);
System::xmlExit(3, 'Contact ' . $msg['author'] . ' not found');
}
// Fetch the importer (Mixture of sender and receiver)
$importer = DFRN::getImporter($contact_id);
if (empty($importer)) {
Logger::notice('Importer contact not found', ['address' => $msg['author']]);
System::xmlExit(3, 'Contact ' . $msg['author'] . ' not found');
}
Logger::info('Importing post with the public envelope.', ['transmitter' => $msg['author']]);
// Now we should be able to import it
$ret = DFRN::import($msg['message'], $importer, Conversation::PARCEL_DIASPORA_DFRN, Conversation::RELAY);
System::xmlExit($ret, 'Done');
}
private static function dispatchPrivate($user, $postdata)
{
$msg = Diaspora::decodeRaw($postdata, $user['prvkey'] ?? '');
if (!$msg) {
System::xmlExit(4, 'Unable to parse message');
}
// Fetch the contact
$contact = Contact::getByURLForUser($msg['author'], $user['uid'], null, ['id', 'blocked', 'pending']);
if (empty($contact['id'])) {
Logger::notice('Contact not found', ['address' => $msg['author']]);
System::xmlExit(3, 'Contact ' . $msg['author'] . ' not found');
}
if ($contact['pending'] || $contact['blocked']) {
Logger::notice('Contact is blocked or pending', ['address' => $msg['author'], 'contact' => $contact]);
System::xmlExit(3, 'Contact ' . $msg['author'] . ' not found');
}
// Fetch the importer (Mixture of sender and receiver)
$importer = DFRN::getImporter($contact['id'], $user['uid']);
if (empty($importer)) {
Logger::notice('Importer contact not found for user', ['uid' => $user['uid'], 'cid' => $contact['id'], 'address' => $msg['author']]);
System::xmlExit(3, 'Contact ' . $msg['author'] . ' not found');
}
Logger::info('Importing post with the private envelope.', ['transmitter' => $msg['author'], 'receiver' => $user['nickname']]);
// Now we should be able to import it
$ret = DFRN::import($msg['message'], $importer, Conversation::PARCEL_DIASPORA_DFRN, Conversation::PUSH);
System::xmlExit($ret, 'Done');
}
}