4133 lines
128 KiB
PHP
4133 lines
128 KiB
PHP
<?php
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/**
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* @copyright Copyright (C) 2010-2023, the Friendica project
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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namespace Friendica\Protocol;
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use Friendica\Content\Feature;
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use Friendica\Content\Text\BBCode;
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use Friendica\Content\Text\Markdown;
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use Friendica\Core\Cache\Enum\Duration;
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use Friendica\Core\Logger;
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use Friendica\Core\Protocol;
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use Friendica\Core\System;
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use Friendica\Core\Worker;
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use Friendica\Database\DBA;
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use Friendica\DI;
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use Friendica\Model\Contact;
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use Friendica\Model\Conversation;
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use Friendica\Model\GServer;
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use Friendica\Model\Item;
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use Friendica\Model\ItemURI;
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use Friendica\Model\Mail;
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use Friendica\Model\Post;
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use Friendica\Model\Tag;
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use Friendica\Model\User;
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use Friendica\Network\HTTPClient\Client\HttpClientAccept;
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use Friendica\Network\HTTPException;
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use Friendica\Network\Probe;
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use Friendica\Protocol\Delivery;
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use Friendica\Util\Crypto;
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use Friendica\Util\DateTimeFormat;
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use Friendica\Util\Map;
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use Friendica\Util\Network;
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use Friendica\Util\Strings;
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use Friendica\Util\XML;
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use GuzzleHttp\Psr7\Uri;
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use SimpleXMLElement;
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/**
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* This class contains functions to communicate via the Diaspora protocol
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* @see https://diaspora.github.io/diaspora_federation/
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*/
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class Diaspora
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{
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const PUSHED = 0;
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const FETCHED = 1;
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const FORCED_FETCH = 2;
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/**
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* Return a list of participating contacts for a thread
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*
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* This is used for the participation feature.
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* One of the parameters is a contact array.
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* This is done to avoid duplicates.
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*
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* @param array $item Item that is about to be delivered
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* @param array $contacts The previously fetched contacts
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*
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* @return array of relay servers
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* @throws \Exception
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*/
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public static function participantsForThread(array $item, array $contacts): array
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{
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if (!in_array($item['private'], [Item::PUBLIC, Item::UNLISTED]) || in_array($item['verb'], [Activity::FOLLOW, Activity::TAG])) {
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Logger::info('Item is private or a participation request. It will not be relayed', ['guid' => $item['guid'], 'private' => $item['private'], 'verb' => $item['verb']]);
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return $contacts;
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}
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$items = Post::select(
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['author-id', 'author-link', 'parent-author-link', 'parent-guid', 'guid'],
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['parent' => $item['parent'], 'gravity' => [Item::GRAVITY_COMMENT, Item::GRAVITY_ACTIVITY]]
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);
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while ($item = Post::fetch($items)) {
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$contact = DBA::selectFirst(
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'contact',
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['id', 'url', 'name', 'protocol', 'batch', 'network'],
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['id' => $item['author-id']]
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);
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if (
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!DBA::isResult($contact) || empty($contact['batch']) ||
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($contact['network'] != Protocol::DIASPORA) ||
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Strings::compareLink($item['parent-author-link'], $item['author-link'])
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) {
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continue;
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}
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$exists = false;
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foreach ($contacts as $entry) {
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if ($entry['batch'] == $contact['batch']) {
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$exists = true;
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}
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}
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if (!$exists) {
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Logger::info('Add participant to receiver list', ['parent' => $item['parent-guid'], 'item' => $item['guid'], 'participant' => $contact['url']]);
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$contacts[] = $contact;
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}
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}
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DBA::close($items);
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return $contacts;
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}
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/**
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* verify the envelope and return the verified data
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*
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* @param string $envelope The magic envelope
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*
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* @return string|bool verified data or false on error
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* @throws \Friendica\Network\HTTPException\InternalServerErrorException
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* @throws \ImagickException
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*/
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private static function verifyMagicEnvelope(string $envelope)
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{
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$basedom = XML::parseString($envelope, true);
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if (!is_object($basedom)) {
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Logger::notice('Envelope is no XML file');
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return false;
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}
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$children = $basedom->children(ActivityNamespace::SALMON_ME);
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if (sizeof($children) == 0) {
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Logger::notice('XML has no children');
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return false;
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}
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$handle = '';
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$data = Strings::base64UrlDecode($children->data);
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$type = $children->data->attributes()->type[0];
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$encoding = $children->encoding;
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$alg = $children->alg;
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$sig = Strings::base64UrlDecode($children->sig);
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$key_id = $children->sig->attributes()->key_id[0];
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if ($key_id != '') {
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$handle = Strings::base64UrlDecode($key_id);
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}
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$b64url_data = Strings::base64UrlEncode($data);
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$msg = str_replace(["\n", "\r", " ", "\t"], ['', '', '', ''], $b64url_data);
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$signable_data = $msg . '.' . Strings::base64UrlEncode($type) . '.' . Strings::base64UrlEncode($encoding) . '.' . Strings::base64UrlEncode($alg);
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if ($handle == '') {
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Logger::notice('No author could be decoded. Discarding. Message: ' . $envelope);
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return false;
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}
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try {
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$key = self::key(WebFingerUri::fromString($handle));
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if ($key == '') {
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throw new \InvalidArgumentException();
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}
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} catch (\InvalidArgumentException $e) {
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Logger::notice("Couldn't get a key for handle " . $handle . ". Discarding.");
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return false;
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}
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$verify = Crypto::rsaVerify($signable_data, $sig, $key);
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if (!$verify) {
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Logger::notice('Message from ' . $handle . ' did not verify. Discarding.');
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return false;
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}
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return $data;
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}
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/**
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* encrypts data via AES
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*
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* @param string $key The AES key
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* @param string $iv The IV (is used for CBC encoding)
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* @param string $data The data that is to be encrypted
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*
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* @return string encrypted data
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*/
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private static function aesEncrypt(string $key, string $iv, string $data): string
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{
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return openssl_encrypt($data, 'aes-256-cbc', str_pad($key, 32, "\0"), OPENSSL_RAW_DATA, str_pad($iv, 16, "\0"));
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}
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/**
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* decrypts data via AES
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*
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* @param string $key The AES key
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* @param string $iv The IV (is used for CBC encoding)
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* @param string $encrypted The encrypted data
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*
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* @return string decrypted data
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*/
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private static function aesDecrypt(string $key, string $iv, string $encrypted): string
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{
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return openssl_decrypt($encrypted, 'aes-256-cbc', str_pad($key, 32, "\0"), OPENSSL_RAW_DATA, str_pad($iv, 16, "\0"));
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}
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/**
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* Decodes incoming Diaspora message in the new format. This method returns false on an error.
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*
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* @param string $raw raw post message
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* @param string $privKey The private key of the importer
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* @param boolean $no_exit Don't do an http exit on error
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*
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* @return bool|array
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* 'message' -> decoded Diaspora XML message
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* 'author' -> author diaspora handle
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* 'key' -> author public key (converted to pkcs#8)
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* @throws \Friendica\Network\HTTPException\InternalServerErrorException
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* @throws \ImagickException
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*/
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public static function decodeRaw(string $raw, string $privKey = '', bool $no_exit = false)
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{
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$data = json_decode($raw);
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// Is it a private post? Then decrypt the outer Salmon
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if (is_object($data)) {
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try {
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if (!isset($data->aes_key) || !isset($data->encrypted_magic_envelope)) {
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Logger::info('Missing keys "aes_key" and/or "encrypted_magic_envelope"', ['data' => $data]);
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throw new \RuntimeException('Missing keys "aes_key" and/or "encrypted_magic_envelope"');
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}
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$encrypted_aes_key_bundle = base64_decode($data->aes_key);
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$ciphertext = base64_decode($data->encrypted_magic_envelope);
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$outer_key_bundle = '';
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@openssl_private_decrypt($encrypted_aes_key_bundle, $outer_key_bundle, $privKey);
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$j_outer_key_bundle = json_decode($outer_key_bundle);
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if (!is_object($j_outer_key_bundle)) {
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Logger::info('Unable to decode outer key bundle', ['outer_key_bundle' => $outer_key_bundle]);
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throw new \RuntimeException('Unable to decode outer key bundle');
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}
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if (!isset($j_outer_key_bundle->iv) || !isset($j_outer_key_bundle->key)) {
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Logger::info('Missing keys "iv" and/or "key" from outer Salmon', ['j_outer_key_bundle' => $j_outer_key_bundle]);
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throw new \RuntimeException('Missing keys "iv" and/or "key" from outer Salmon');
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}
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$outer_iv = base64_decode($j_outer_key_bundle->iv);
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$outer_key = base64_decode($j_outer_key_bundle->key);
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$xml = self::aesDecrypt($outer_key, $outer_iv, $ciphertext);
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} catch (\Throwable $e) {
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Logger::notice('Outer Salmon did not verify. Discarding.');
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if ($no_exit) {
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return false;
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} else {
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throw new \Friendica\Network\HTTPException\BadRequestException();
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}
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}
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} else {
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$xml = $raw;
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}
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$basedom = XML::parseString($xml, true);
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if (!is_object($basedom)) {
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Logger::notice('Received data does not seem to be an XML. Discarding. ' . $xml);
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if ($no_exit) {
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return false;
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} else {
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throw new \Friendica\Network\HTTPException\BadRequestException();
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}
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}
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$base = $basedom->children(ActivityNamespace::SALMON_ME);
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// Not sure if this cleaning is needed
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$data = str_replace([" ", "\t", "\r", "\n"], ['', '', '', ''], $base->data);
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// Build the signed data
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$type = $base->data[0]->attributes()->type[0];
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$encoding = $base->encoding;
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$alg = $base->alg;
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$signed_data = $data . '.' . Strings::base64UrlEncode($type) . '.' . Strings::base64UrlEncode($encoding) . '.' . Strings::base64UrlEncode($alg);
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// This is the signature
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$signature = Strings::base64UrlDecode($base->sig);
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// Get the senders' public key
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$key_id = $base->sig[0]->attributes()->key_id[0];
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$author_addr = base64_decode($key_id);
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if ($author_addr == '') {
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Logger::notice('No author could be decoded. Discarding. Message: ' . $xml);
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if ($no_exit) {
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return false;
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} else {
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throw new \Friendica\Network\HTTPException\BadRequestException();
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}
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}
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try {
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$author = WebFingerUri::fromString($author_addr);
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$key = self::key($author);
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if ($key == '') {
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throw new \InvalidArgumentException();
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}
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} catch (\InvalidArgumentException $e) {
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Logger::notice("Couldn't get a key for handle " . $author_addr . ". Discarding.");
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if ($no_exit) {
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return false;
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} else {
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throw new \Friendica\Network\HTTPException\BadRequestException();
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}
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}
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$verify = Crypto::rsaVerify($signed_data, $signature, $key);
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if (!$verify) {
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Logger::notice('Message did not verify. Discarding.');
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if ($no_exit) {
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return false;
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} else {
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throw new \Friendica\Network\HTTPException\BadRequestException();
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}
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}
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return [
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'message' => (string)Strings::base64UrlDecode($base->data),
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'author' => $author->getAddr(),
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'key' => (string)$key
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];
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}
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/**
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* Decodes incoming Diaspora message in the deprecated format
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*
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* @param string $xml urldecoded Diaspora salmon
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* @param string $privKey The private key of the importer
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*
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* @return array
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* 'message' -> decoded Diaspora XML message
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* 'author' -> author diaspora handle
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* 'key' -> author public key (converted to pkcs#8)
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* @throws \Friendica\Network\HTTPException\InternalServerErrorException
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* @throws \ImagickException
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*/
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public static function decode(string $xml, string $privKey = '')
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{
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$public = false;
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$basedom = XML::parseString($xml);
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if (!is_object($basedom)) {
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Logger::notice('XML is not parseable.');
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return false;
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}
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$children = $basedom->children('https://joindiaspora.com/protocol');
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$inner_aes_key = null;
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$inner_iv = null;
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if ($children->header) {
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$public = true;
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$idom = $children->header;
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} else {
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// This happens with posts from a relais
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if (empty($privKey)) {
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Logger::info('This is no private post in the old format');
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return false;
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}
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$encrypted_header = json_decode(base64_decode($children->encrypted_header));
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$encrypted_aes_key_bundle = base64_decode($encrypted_header->aes_key);
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$ciphertext = base64_decode($encrypted_header->ciphertext);
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$outer_key_bundle = '';
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openssl_private_decrypt($encrypted_aes_key_bundle, $outer_key_bundle, $privKey);
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$j_outer_key_bundle = json_decode($outer_key_bundle);
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$outer_iv = base64_decode($j_outer_key_bundle->iv);
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$outer_key = base64_decode($j_outer_key_bundle->key);
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$decrypted = self::aesDecrypt($outer_key, $outer_iv, $ciphertext);
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Logger::info('decrypted', ['data' => $decrypted]);
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$idom = XML::parseString($decrypted);
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$inner_iv = base64_decode($idom->iv);
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$inner_aes_key = base64_decode($idom->aes_key);
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}
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try {
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$author = WebFingerUri::fromString($idom->author_id);
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} catch (\Throwable $e) {
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Logger::notice('Could not retrieve author URI.', ['idom' => $idom]);
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throw new \Friendica\Network\HTTPException\BadRequestException();
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}
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$dom = $basedom->children(ActivityNamespace::SALMON_ME);
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// figure out where in the DOM tree our data is hiding
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$base = null;
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if ($dom->provenance->data) {
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$base = $dom->provenance;
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} elseif ($dom->env->data) {
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$base = $dom->env;
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} elseif ($dom->data) {
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$base = $dom;
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}
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if (!$base) {
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Logger::notice('unable to locate salmon data in xml');
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throw new \Friendica\Network\HTTPException\BadRequestException();
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}
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|
|
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// Stash the signature away for now. We have to find their key or it won't be good for anything.
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$signature = Strings::base64UrlDecode($base->sig);
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// unpack the data
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// strip whitespace so our data element will return to one big base64 blob
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$data = str_replace([" ", "\t", "\r", "\n"], ['', '', '', ''], $base->data);
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|
|
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// stash away some other stuff for later
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$type = $base->data[0]->attributes()->type[0];
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$keyhash = $base->sig[0]->attributes()->keyhash[0];
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$encoding = $base->encoding;
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$alg = $base->alg;
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|
|
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$signed_data = $data . '.' . Strings::base64UrlEncode($type) . '.' . Strings::base64UrlEncode($encoding) . '.' . Strings::base64UrlEncode($alg);
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|
|
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// decode the data
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$data = Strings::base64UrlDecode($data);
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|
|
|
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if ($public) {
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$inner_decrypted = $data;
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} else {
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// Decode the encrypted blob
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$inner_encrypted = base64_decode($data);
|
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$inner_decrypted = self::aesDecrypt($inner_aes_key, $inner_iv, $inner_encrypted);
|
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}
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|
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// Once we have the author URI, go to the web and try to find their public key
|
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// (first this will look it up locally if it is in the diaspora-contact cache)
|
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// This will also convert diaspora public key from pkcs#1 to pkcs#8
|
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Logger::info('Fetching key for ' . $author);
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$key = self::key($author);
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if (!$key) {
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Logger::notice('Could not retrieve author key.');
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throw new \Friendica\Network\HTTPException\BadRequestException();
|
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}
|
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|
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$verify = Crypto::rsaVerify($signed_data, $signature, $key);
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|
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if (!$verify) {
|
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Logger::notice('Message did not verify. Discarding.');
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throw new \Friendica\Network\HTTPException\BadRequestException();
|
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}
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|
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Logger::info('Message verified.');
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|
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return [
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'message' => $inner_decrypted,
|
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'author' => $author->getAddr(),
|
|
'key' => $key
|
|
];
|
|
}
|
|
|
|
|
|
/**
|
|
* Dispatches public messages and find the fitting receivers
|
|
*
|
|
* @param array $msg The post that will be dispatched
|
|
* @param int $direction Indicates if the message had been fetched or pushed (self::PUSHED, self::FETCHED, self::FORCED_FETCH)
|
|
*
|
|
* @return int|bool The message id of the generated message, "true" or "false" if there was an error
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
public static function dispatchPublic(array $msg, int $direction)
|
|
{
|
|
$enabled = intval(DI::config()->get('system', 'diaspora_enabled'));
|
|
if (!$enabled) {
|
|
Logger::notice('Diaspora is disabled');
|
|
return false;
|
|
}
|
|
|
|
if (!($fields = self::validPosting($msg))) {
|
|
Logger::notice('Invalid posting', ['msg' => $msg]);
|
|
return false;
|
|
}
|
|
|
|
$importer = [
|
|
'uid' => 0,
|
|
'page-flags' => User::PAGE_FLAGS_FREELOVE
|
|
];
|
|
$success = self::dispatch($importer, $msg, $fields, $direction);
|
|
|
|
return $success;
|
|
}
|
|
|
|
/**
|
|
* Dispatches the different message types to the different functions
|
|
*
|
|
* @param array $importer Array of the importer user
|
|
* @param array $msg The post that will be dispatched
|
|
* @param SimpleXMLElement $fields SimpleXML object that contains the message
|
|
* @param int $direction Indicates if the message had been fetched or pushed (self::PUSHED, self::FETCHED, self::FORCED_FETCH)
|
|
*
|
|
* @return int|bool The message id of the generated message, "true" or "false" if there was an error
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
public static function dispatch(array $importer, array $msg, SimpleXMLElement $fields = null, int $direction = self::PUSHED)
|
|
{
|
|
// The sender is the handle of the contact that sent the message.
|
|
// This will often be different with relayed messages (for example "like" and "comment")
|
|
$sender = WebFingerUri::fromString($msg['author']);
|
|
|
|
// This is only needed for private postings since this is already done for public ones before
|
|
if (is_null($fields)) {
|
|
$private = true;
|
|
if (!($fields = self::validPosting($msg))) {
|
|
Logger::notice('Invalid posting', ['msg' => $msg]);
|
|
return false;
|
|
}
|
|
} else {
|
|
$private = false;
|
|
}
|
|
|
|
$type = $fields->getName();
|
|
|
|
Logger::info('Received message', ['type' => $type, 'sender' => $sender->getAddr(), 'user' => $importer['uid']]);
|
|
|
|
switch ($type) {
|
|
case 'account_migration':
|
|
if (!$private) {
|
|
Logger::notice('Message with type ' . $type . ' is not private, quitting.');
|
|
return false;
|
|
}
|
|
return self::receiveAccountMigration($importer, $fields);
|
|
|
|
case 'account_deletion':
|
|
return self::receiveAccountDeletion($fields);
|
|
|
|
case 'comment':
|
|
return self::receiveComment($importer, $sender, $fields, $msg['message'], $direction);
|
|
|
|
case 'contact':
|
|
if (!$private) {
|
|
Logger::notice('Message with type ' . $type . ' is not private, quitting.');
|
|
return false;
|
|
}
|
|
return self::receiveContactRequest($importer, $fields);
|
|
|
|
case 'conversation':
|
|
if (!$private) {
|
|
Logger::notice('Message with type ' . $type . ' is not private, quitting.');
|
|
return false;
|
|
}
|
|
return self::receiveConversation($importer, $msg, $fields);
|
|
|
|
case 'like':
|
|
return self::receiveLike($importer, $sender, $fields, $direction);
|
|
|
|
case 'message':
|
|
if (!$private) {
|
|
Logger::notice('Message with type ' . $type . ' is not private, quitting.');
|
|
return false;
|
|
}
|
|
return self::receiveMessage($importer, $fields);
|
|
|
|
case 'participation':
|
|
if (!$private) {
|
|
Logger::notice('Message with type ' . $type . ' is not private, quitting.');
|
|
return false;
|
|
}
|
|
return self::receiveParticipation($importer, $fields, $direction);
|
|
|
|
case 'photo': // Not implemented
|
|
return self::receivePhoto($importer, $fields);
|
|
|
|
case 'poll_participation': // Not implemented
|
|
return self::receivePollParticipation($importer, $fields);
|
|
|
|
case 'profile':
|
|
if (!$private) {
|
|
Logger::notice('Message with type ' . $type . ' is not private, quitting.');
|
|
return false;
|
|
}
|
|
return self::receiveProfile($importer, $fields);
|
|
|
|
case 'reshare':
|
|
return self::receiveReshare($importer, $fields, $msg['message'], $direction);
|
|
|
|
case 'retraction':
|
|
return self::receiveRetraction($importer, $sender, $fields);
|
|
|
|
case 'status_message':
|
|
return self::receiveStatusMessage($importer, $fields, $msg['message'], $direction);
|
|
|
|
default:
|
|
Logger::notice('Unknown message type ' . $type);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Checks if a posting is valid and fetches the data fields.
|
|
*
|
|
* This function does not only check the signature.
|
|
* It also does the conversion between the old and the new diaspora format.
|
|
*
|
|
* @param array $msg Array with the XML, the sender handle and the sender signature
|
|
*
|
|
* @return bool|SimpleXMLElement If the posting is valid then an array with an SimpleXML object is returned
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
private static function validPosting(array $msg)
|
|
{
|
|
$data = XML::parseString($msg['message']);
|
|
|
|
if (!is_object($data)) {
|
|
Logger::info('No valid XML', ['message' => $msg['message']]);
|
|
return false;
|
|
}
|
|
|
|
// Is this the new or the old version?
|
|
if ($data->getName() == 'XML') {
|
|
$oldXML = true;
|
|
foreach ($data->post->children() as $child) {
|
|
$element = $child;
|
|
}
|
|
} else {
|
|
$oldXML = false;
|
|
$element = $data;
|
|
}
|
|
|
|
$type = $element->getName();
|
|
$orig_type = $type;
|
|
|
|
Logger::debug('Got message', ['type' => $type, 'message' => $msg['message']]);
|
|
|
|
// All retractions are handled identically from now on.
|
|
// In the new version there will only be "retraction".
|
|
if (in_array($type, ['signed_retraction', 'relayable_retraction']))
|
|
$type = 'retraction';
|
|
|
|
if ($type == 'request') {
|
|
$type = 'contact';
|
|
}
|
|
|
|
$fields = new SimpleXMLElement('<' . $type . '/>');
|
|
|
|
$signed_data = '';
|
|
$author_signature = null;
|
|
$parent_author_signature = null;
|
|
|
|
foreach ($element->children() as $fieldname => $entry) {
|
|
if ($oldXML) {
|
|
// Translation for the old XML structure
|
|
if ($fieldname == 'diaspora_handle') {
|
|
$fieldname = 'author';
|
|
}
|
|
if ($fieldname == 'participant_handles') {
|
|
$fieldname = 'participants';
|
|
}
|
|
if (in_array($type, ['like', 'participation'])) {
|
|
if ($fieldname == 'target_type') {
|
|
$fieldname = 'parent_type';
|
|
}
|
|
}
|
|
if ($fieldname == 'sender_handle') {
|
|
$fieldname = 'author';
|
|
}
|
|
if ($fieldname == 'recipient_handle') {
|
|
$fieldname = 'recipient';
|
|
}
|
|
if ($fieldname == 'root_diaspora_id') {
|
|
$fieldname = 'root_author';
|
|
}
|
|
if ($type == 'status_message') {
|
|
if ($fieldname == 'raw_message') {
|
|
$fieldname = 'text';
|
|
}
|
|
}
|
|
if ($type == 'retraction') {
|
|
if ($fieldname == 'post_guid') {
|
|
$fieldname = 'target_guid';
|
|
}
|
|
if ($fieldname == 'type') {
|
|
$fieldname = 'target_type';
|
|
}
|
|
}
|
|
}
|
|
|
|
if (($fieldname == 'author_signature') && ($entry != '')) {
|
|
$author_signature = base64_decode($entry);
|
|
} elseif (($fieldname == 'parent_author_signature') && ($entry != '')) {
|
|
$parent_author_signature = base64_decode($entry);
|
|
} elseif (!in_array($fieldname, ['author_signature', 'parent_author_signature', 'target_author_signature'])) {
|
|
if ($signed_data != '') {
|
|
$signed_data .= ';';
|
|
}
|
|
|
|
$signed_data .= $entry;
|
|
}
|
|
if (
|
|
!in_array($fieldname, ['parent_author_signature', 'target_author_signature'])
|
|
|| ($orig_type == 'relayable_retraction')
|
|
) {
|
|
XML::copy($entry, $fields, $fieldname);
|
|
}
|
|
}
|
|
|
|
// This is something that shouldn't happen at all.
|
|
if (in_array($type, ['status_message', 'reshare', 'profile'])) {
|
|
if ($msg['author'] != $fields->author) {
|
|
Logger::notice('Message handle is not the same as envelope sender. Quitting this message.', ['author1' => $msg['author'], 'author2' => $fields->author]);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
// Only some message types have signatures. So we quit here for the other types.
|
|
if (!in_array($type, ['comment', 'like'])) {
|
|
return $fields;
|
|
}
|
|
|
|
if (!isset($author_signature) && ($msg['author'] == $fields->author)) {
|
|
Logger::debug('No author signature, but the sender matches the author', ['type' => $type, 'msg-author' => $msg['author'], 'message' => $msg['message']]);
|
|
return $fields;
|
|
}
|
|
|
|
// No author_signature? This is a must, so we quit.
|
|
if (!isset($author_signature)) {
|
|
Logger::info('No author signature', ['type' => $type, 'msg-author' => $msg['author'], 'fields-author' => $fields->author, 'message' => $msg['message']]);
|
|
return false;
|
|
}
|
|
|
|
if (isset($parent_author_signature)) {
|
|
$key = self::key(WebFingerUri::fromString($msg['author']));
|
|
if (empty($key)) {
|
|
Logger::info('No key found for parent', ['author' => $msg['author']]);
|
|
return false;
|
|
}
|
|
|
|
if (!Crypto::rsaVerify($signed_data, $parent_author_signature, $key, 'sha256')) {
|
|
Logger::info('No valid parent author signature', ['author' => $msg['author'], 'type' => $type, 'signed data' => $signed_data, 'message' => $msg['message'], 'signature' => $parent_author_signature]);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
try {
|
|
$key = self::key(WebFingerUri::fromString($fields->author));
|
|
if (empty($key)) {
|
|
throw new \InvalidArgumentException();
|
|
}
|
|
} catch (\Throwable $e) {
|
|
Logger::info('No key found', ['author' => $fields->author]);
|
|
return false;
|
|
}
|
|
|
|
if (!Crypto::rsaVerify($signed_data, $author_signature, $key, 'sha256')) {
|
|
Logger::info('No valid author signature for author', ['author' => $fields->author, 'type' => $type, 'signed data' => $signed_data, 'message' => $msg['message'], 'signature' => $author_signature]);
|
|
return false;
|
|
} else {
|
|
return $fields;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Fetches the public key for a given handle
|
|
*
|
|
* @param WebFingerUri $uri The handle
|
|
*
|
|
* @return string The public key
|
|
* @throws InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
private static function key(WebFingerUri $uri): string
|
|
{
|
|
Logger::info('Fetching diaspora key', ['handle' => $uri->getAddr(), 'callstack' => System::callstack(20)]);
|
|
try {
|
|
return DI::dsprContact()->getByAddr($uri)->pubKey;
|
|
} catch (HTTPException\NotFoundException | \InvalidArgumentException $e) {
|
|
return '';
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get a contact id for a given handle
|
|
*
|
|
* @param int $uid The user id
|
|
* @param WebFingerUri $uri
|
|
*
|
|
* @return array Contact data
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
private static function contactByHandle(int $uid, WebFingerUri $uri): array
|
|
{
|
|
Contact::updateByUrlIfNeeded($uri->getAddr());
|
|
return Contact::getByURL($uri->getAddr(), null, [], $uid);
|
|
}
|
|
|
|
/**
|
|
* Checks if the given contact url does support ActivityPub
|
|
*
|
|
* @param string $url profile url or WebFinger address
|
|
* @param boolean|null $update true = always update, false = never update, null = update when not found or outdated
|
|
* @return boolean
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
public static function isSupportedByContactUrl(string $url, ?bool $update = null): bool
|
|
{
|
|
$contact = Contact::getByURL($url, $update, ['uri-id', 'network']);
|
|
|
|
$supported = DI::dsprContact()->existsByUriId($contact['uri-id'] ?? 0);
|
|
|
|
if (!$supported && is_null($update) && ($contact['network'] == Protocol::DFRN)) {
|
|
$supported = self::isSupportedByContactUrl($url, true);
|
|
}
|
|
|
|
return $supported;
|
|
}
|
|
|
|
/**
|
|
* Check if posting is allowed for this contact
|
|
*
|
|
* @param array $importer Array of the importer user
|
|
* @param array $contact The contact that is checked
|
|
* @param bool $is_comment Is the check for a comment?
|
|
*
|
|
* @return bool is the contact allowed to post?
|
|
*/
|
|
private static function postAllow(array $importer, array $contact, bool $is_comment = false): bool
|
|
{
|
|
/*
|
|
* Perhaps we were already sharing with this person. Now they're sharing with us.
|
|
* That makes us friends.
|
|
* Normally this should have handled by getting a request - but this could get lost
|
|
*/
|
|
// It is deactivated by now, due to side effects. See issue https://github.com/friendica/friendica/pull/4033
|
|
// It is not removed by now. Possibly the code is needed?
|
|
//if (!$is_comment && $contact["rel"] == Contact::FOLLOWER && in_array($importer["page-flags"], array(User::PAGE_FLAGS_FREELOVE))) {
|
|
// Contact::update(
|
|
// array('rel' => Contact::FRIEND, 'writable' => true),
|
|
// array('id' => $contact["id"], 'uid' => $contact["uid"])
|
|
// );
|
|
//
|
|
// $contact["rel"] = Contact::FRIEND;
|
|
// Logger::notice("defining user ".$contact["nick"]." as friend");
|
|
//}
|
|
|
|
// Contact server is blocked
|
|
if (Network::isUrlBlocked($contact['url'])) {
|
|
return false;
|
|
// We don't seem to like that person
|
|
} elseif ($contact['blocked']) {
|
|
// Maybe blocked, don't accept.
|
|
return false;
|
|
// We are following this person?
|
|
} elseif (($contact['rel'] == Contact::SHARING) || ($contact['rel'] == Contact::FRIEND)) {
|
|
// Yes, then it is fine.
|
|
return true;
|
|
// Is the message a global user or a comment?
|
|
} elseif (($importer['uid'] == 0) || $is_comment) {
|
|
// Messages for the global users and comments are always accepted
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Fetches the contact id for a handle and checks if posting is allowed
|
|
*
|
|
* @param array $importer Array of the importer user
|
|
* @param WebFingerUri $contact_uri The checked contact
|
|
* @param bool $is_comment Is the check for a comment?
|
|
*
|
|
* @return array|bool The contact data or false on error
|
|
* @throws InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
private static function allowedContactByHandle(array $importer, WebFingerUri $contact_uri, bool $is_comment = false)
|
|
{
|
|
$contact = self::contactByHandle($importer['uid'], $contact_uri);
|
|
if (!$contact) {
|
|
Logger::notice('A Contact for handle ' . $contact_uri . ' and user ' . $importer['uid'] . ' was not found');
|
|
// If a contact isn't found, we accept it anyway if it is a comment
|
|
if ($is_comment && ($importer['uid'] != 0)) {
|
|
return self::contactByHandle(0, $contact_uri);
|
|
} elseif ($is_comment) {
|
|
return $importer;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (!self::postAllow($importer, $contact, $is_comment)) {
|
|
Logger::notice('The handle: ' . $contact_uri . ' is not allowed to post to user ' . $importer['uid']);
|
|
return false;
|
|
}
|
|
return $contact;
|
|
}
|
|
|
|
/**
|
|
* Does the message already exists on the system?
|
|
*
|
|
* @param int $uid The user id
|
|
* @param string $guid The guid of the message
|
|
*
|
|
* @return int|bool message id if the message already was stored into the system - or false.
|
|
* @throws \Exception
|
|
*/
|
|
private static function messageExists(int $uid, string $guid)
|
|
{
|
|
$item = Post::selectFirst(['id'], ['uid' => $uid, 'guid' => $guid]);
|
|
if (DBA::isResult($item)) {
|
|
Logger::notice('Message ' . $guid . ' already exists for user ' . $uid);
|
|
return $item['id'];
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Checks for links to posts in a message
|
|
*
|
|
* @param array $item The item array
|
|
* @return void
|
|
*/
|
|
private static function fetchGuid(array $item)
|
|
{
|
|
preg_replace_callback(
|
|
"=diaspora://.*?/post/([0-9A-Za-z\-_@.:]{15,254}[0-9A-Za-z])=ism",
|
|
function ($match) use ($item) {
|
|
self::fetchGuidSub($match, $item);
|
|
},
|
|
$item['body']
|
|
);
|
|
|
|
preg_replace_callback(
|
|
"&\[url=/?posts/([^\[\]]*)\](.*)\[\/url\]&Usi",
|
|
function ($match) use ($item) {
|
|
self::fetchGuidSub($match, $item);
|
|
},
|
|
$item['body']
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Checks for relative /people/* links in an item body to match local
|
|
* contacts or prepends the remote host taken from the author link.
|
|
*
|
|
* @param string $body The item body to replace links from
|
|
* @param string $author_link The author link for missing local contact fallback
|
|
*
|
|
* @return string the replaced string
|
|
*/
|
|
public static function replacePeopleGuid(string $body, string $author_link): string
|
|
{
|
|
$return = preg_replace_callback(
|
|
"&\[url=/people/([^\[\]]*)\](.*)\[\/url\]&Usi",
|
|
function ($match) use ($author_link) {
|
|
// $match
|
|
// 0 => '[url=/people/0123456789abcdef]Foo Bar[/url]'
|
|
// 1 => '0123456789abcdef'
|
|
// 2 => 'Foo Bar'
|
|
$handle = DI::dsprContact()->getUrlByGuid($match[1]);
|
|
|
|
if ($handle) {
|
|
$return = '@[url=' . $handle . ']' . $match[2] . '[/url]';
|
|
} else {
|
|
// No local match, restoring absolute remote URL from author scheme and host
|
|
$author_url = parse_url($author_link);
|
|
$return = '[url=' . $author_url['scheme'] . '://' . $author_url['host'] . '/people/' . $match[1] . ']' . $match[2] . '[/url]';
|
|
}
|
|
|
|
return $return;
|
|
},
|
|
$body
|
|
);
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* sub function of "fetchGuid" which checks for links in messages
|
|
*
|
|
* @param array $match array containing a link that has to be checked for a message link
|
|
* @param array $item The item array
|
|
* @return void
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
private static function fetchGuidSub(array $match, array $item)
|
|
{
|
|
if (!self::storeByGuid($match[1], $item['author-link'], true)) {
|
|
self::storeByGuid($match[1], $item['owner-link'], true);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Fetches an item with a given guid from a given server
|
|
*
|
|
* @param string $guid the message guid
|
|
* @param string $server The server address
|
|
* @param bool $force Forced fetch
|
|
*
|
|
* @return int|bool the message id of the stored message or false
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
private static function storeByGuid(string $guid, string $server, bool $force)
|
|
{
|
|
$serverparts = parse_url($server);
|
|
|
|
if (empty($serverparts['host']) || empty($serverparts['scheme'])) {
|
|
return false;
|
|
}
|
|
|
|
$server = $serverparts['scheme'] . '://' . $serverparts['host'];
|
|
|
|
Logger::info('Trying to fetch item ' . $guid . ' from ' . $server);
|
|
|
|
$msg = self::message($guid, $server);
|
|
|
|
if (!$msg) {
|
|
return false;
|
|
}
|
|
|
|
Logger::info('Successfully fetched item ' . $guid . ' from ' . $server);
|
|
|
|
// Now call the dispatcher
|
|
return self::dispatchPublic($msg, $force ? self::FORCED_FETCH : self::FETCHED);
|
|
}
|
|
|
|
/**
|
|
* Fetches a message from a server
|
|
*
|
|
* @param string $guid message guid
|
|
* @param string $server The url of the server
|
|
* @param int $level Endless loop prevention
|
|
*
|
|
* @return array
|
|
* 'message' => The message XML
|
|
* 'author' => The author handle
|
|
* 'key' => The public key of the author
|
|
* @throws \Exception
|
|
*/
|
|
public static function message(string $guid, string $server, int $level = 0)
|
|
{
|
|
if ($level > 5) {
|
|
return false;
|
|
}
|
|
|
|
// This will work for new Diaspora servers and Friendica servers from 3.5
|
|
$source_url = $server . '/fetch/post/' . urlencode($guid);
|
|
|
|
Logger::info('Fetch post from ' . $source_url);
|
|
|
|
$envelope = DI::httpClient()->fetch($source_url, HttpClientAccept::MAGIC);
|
|
if ($envelope) {
|
|
Logger::info('Envelope was fetched.');
|
|
$x = self::verifyMagicEnvelope($envelope);
|
|
if (!$x) {
|
|
Logger::info('Envelope could not be verified.');
|
|
} else {
|
|
Logger::info('Envelope was verified.');
|
|
}
|
|
} else {
|
|
$x = false;
|
|
}
|
|
|
|
if (!$x) {
|
|
return false;
|
|
}
|
|
|
|
$source_xml = XML::parseString($x);
|
|
|
|
if (!is_object($source_xml)) {
|
|
return false;
|
|
}
|
|
|
|
if ($source_xml->post->reshare) {
|
|
// Reshare of a reshare - old Diaspora version
|
|
Logger::info('Message is a reshare');
|
|
return self::message($source_xml->post->reshare->root_guid, $server, ++$level);
|
|
} elseif ($source_xml->getName() == 'reshare') {
|
|
// Reshare of a reshare - new Diaspora version
|
|
Logger::info('Message is a new reshare');
|
|
return self::message($source_xml->root_guid, $server, ++$level);
|
|
}
|
|
|
|
$author_handle = '';
|
|
|
|
// Fetch the author - for the old and the new Diaspora version
|
|
if ($source_xml->post->status_message && $source_xml->post->status_message->diaspora_handle) {
|
|
$author_handle = (string)$source_xml->post->status_message->diaspora_handle;
|
|
} elseif ($source_xml->author && ($source_xml->getName() == 'status_message')) {
|
|
$author_handle = (string)$source_xml->author;
|
|
}
|
|
|
|
try {
|
|
$author = WebFingerUri::fromString($author_handle);
|
|
} catch (\InvalidArgumentException $e) {
|
|
// If this isn't a "status_message" then quit
|
|
Logger::info("Message doesn't seem to be a status message");
|
|
return false;
|
|
}
|
|
|
|
return [
|
|
'message' => $x,
|
|
'author' => $author->getAddr(),
|
|
'key' => self::key($author)
|
|
];
|
|
}
|
|
|
|
/**
|
|
* Fetches an item with a given URL
|
|
*
|
|
* @param string $url the message url
|
|
* @param int $uid User id
|
|
*
|
|
* @return int|bool the message id of the stored message or false
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
public static function fetchByURL(string $url, int $uid = 0)
|
|
{
|
|
// Check for Diaspora (and Friendica) typical paths
|
|
if (!preg_match('=(https?://.+)/(?:posts|display|objects)/([a-zA-Z0-9-_@.:%]+[a-zA-Z0-9])=i', $url, $matches)) {
|
|
Logger::notice('Invalid url', ['url' => $url]);
|
|
return false;
|
|
}
|
|
|
|
$guid = urldecode($matches[2]);
|
|
|
|
$item = Post::selectFirst(['id'], ['guid' => $guid, 'uid' => $uid]);
|
|
if (DBA::isResult($item)) {
|
|
Logger::info('Found', ['id' => $item['id']]);
|
|
return $item['id'];
|
|
}
|
|
|
|
Logger::info('Fetch GUID from origin', ['guid' => $guid, 'server' => $matches[1]]);
|
|
$ret = self::storeByGuid($guid, $matches[1], true);
|
|
Logger::info('Result', ['ret' => $ret]);
|
|
|
|
$item = Post::selectFirst(['id'], ['guid' => $guid, 'uid' => $uid]);
|
|
if (DBA::isResult($item)) {
|
|
Logger::info('Found', ['id' => $item['id']]);
|
|
return $item['id'];
|
|
} else {
|
|
Logger::notice('Not found', ['guid' => $guid, 'uid' => $uid]);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Fetches the item record of a given guid
|
|
*
|
|
* @param int $uid The user id
|
|
* @param string $guid message guid
|
|
* @param WebFingerUri $author
|
|
* @param array $contact The contact of the item owner
|
|
*
|
|
* @return array|bool the item record or false on failure
|
|
* @throws \Exception
|
|
*/
|
|
private static function parentItem(int $uid, string $guid, WebFingerUri $author, array $contact)
|
|
{
|
|
$fields = [
|
|
'id', 'parent', 'body', 'wall', 'uri', 'guid', 'private', 'origin',
|
|
'author-name', 'author-link', 'author-avatar', 'gravity',
|
|
'owner-name', 'owner-link', 'owner-avatar'
|
|
];
|
|
|
|
$condition = ['uid' => $uid, 'guid' => $guid];
|
|
$item = Post::selectFirst($fields, $condition);
|
|
|
|
if (!DBA::isResult($item)) {
|
|
try {
|
|
$result = self::storeByGuid($guid, DI::dsprContact()->getByAddr($author)->url, false);
|
|
|
|
// We don't have an url for items that arrived at the public dispatcher
|
|
if (!$result && !empty($contact['url'])) {
|
|
$result = self::storeByGuid($guid, $contact['url'], false);
|
|
}
|
|
|
|
if ($result) {
|
|
Logger::info('Fetched missing item ' . $guid . ' - result: ' . $result);
|
|
|
|
$item = Post::selectFirst($fields, $condition);
|
|
}
|
|
} catch (HTTPException\NotFoundException $e) {
|
|
Logger::notice('Unable to retrieve author details', ['author' => $author->getAddr()]);
|
|
}
|
|
}
|
|
|
|
if (!DBA::isResult($item)) {
|
|
Logger::notice('Parent item not found: parent: ' . $guid . ' - user: ' . $uid);
|
|
return false;
|
|
} else {
|
|
Logger::info('Parent item found: parent: ' . $guid . ' - user: ' . $uid);
|
|
return $item;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* returns contact details for the given user
|
|
*
|
|
* @param array $def_contact The default details if the contact isn't found
|
|
* @param string $contact_url The url of the contact
|
|
* @param int $uid The user id
|
|
*
|
|
* @return array
|
|
* 'cid' => contact id
|
|
* 'network' => network type
|
|
* @throws \Exception
|
|
*/
|
|
private static function authorContactByUrl(array $def_contact, string $contact_url, int $uid): array
|
|
{
|
|
$condition = ['nurl' => Strings::normaliseLink($contact_url), 'uid' => $uid];
|
|
$contact = DBA::selectFirst('contact', ['id', 'network'], $condition);
|
|
if (DBA::isResult($contact)) {
|
|
$cid = $contact['id'];
|
|
$network = $contact['network'];
|
|
} else {
|
|
$cid = $def_contact['id'];
|
|
$network = Protocol::DIASPORA;
|
|
}
|
|
|
|
return [
|
|
'cid' => $cid,
|
|
'network' => $network
|
|
];
|
|
}
|
|
|
|
/**
|
|
* Is the profile a hubzilla profile?
|
|
*
|
|
* @param string $url The profile link
|
|
*
|
|
* @return bool is it a hubzilla server?
|
|
*/
|
|
private static function isHubzilla(string $url): bool
|
|
{
|
|
return strstr($url, '/channel/');
|
|
}
|
|
|
|
/**
|
|
* Generate a post link with a given handle and message guid
|
|
*
|
|
* @param string $addr The user handle
|
|
* @param string $guid message guid
|
|
* @param string $parent_guid optional parent guid
|
|
*
|
|
* @return string the post link
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
private static function plink(string $addr, string $guid, string $parent_guid = ''): string
|
|
{
|
|
$contact = Contact::getByURL($addr);
|
|
if (empty($contact)) {
|
|
Logger::info('No contact data for address', ['addr' => $addr]);
|
|
return '';
|
|
}
|
|
|
|
if (empty($contact['baseurl'])) {
|
|
$contact['baseurl'] = 'https://' . substr($addr, strpos($addr, '@') + 1);
|
|
Logger::info('Create baseurl from address', ['baseurl' => $contact['baseurl'], 'url' => $contact['url']]);
|
|
}
|
|
|
|
$platform = '';
|
|
$gserver = DBA::selectFirst('gserver', ['platform'], ['nurl' => Strings::normaliseLink($contact['baseurl'])]);
|
|
if (!empty($gserver['platform'])) {
|
|
$platform = strtolower($gserver['platform']);
|
|
Logger::info('Detected platform', ['platform' => $platform, 'url' => $contact['url']]);
|
|
}
|
|
|
|
if (!in_array($platform, ['diaspora', 'friendica', 'hubzilla', 'socialhome'])) {
|
|
if (self::isHubzilla($contact['url'])) {
|
|
Logger::info('Detected unknown platform as Hubzilla', ['platform' => $platform, 'url' => $contact['url']]);
|
|
$platform = 'hubzilla';
|
|
} elseif ($contact['network'] == Protocol::DFRN) {
|
|
Logger::info('Detected unknown platform as Friendica', ['platform' => $platform, 'url' => $contact['url']]);
|
|
$platform = 'friendica';
|
|
}
|
|
}
|
|
|
|
if ($platform == 'friendica') {
|
|
return str_replace('/profile/' . $contact['nick'] . '/', '/display/' . $guid, $contact['url'] . '/');
|
|
}
|
|
|
|
if ($platform == 'hubzilla') {
|
|
return $contact['baseurl'] . '/item/' . $guid;
|
|
}
|
|
|
|
if ($platform == 'socialhome') {
|
|
return $contact['baseurl'] . '/content/' . $guid;
|
|
}
|
|
|
|
if ($platform != 'diaspora') {
|
|
Logger::info('Unknown platform', ['platform' => $platform, 'url' => $contact['url']]);
|
|
return '';
|
|
}
|
|
|
|
if ($parent_guid != '') {
|
|
return $contact['baseurl'] . '/posts/' . $parent_guid . '#' . $guid;
|
|
} else {
|
|
return $contact['baseurl'] . '/posts/' . $guid;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Receives account migration
|
|
*
|
|
* @param array $importer Array of the importer user
|
|
* @param SimpleXMLElement $data The message object
|
|
*
|
|
* @return bool Success
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
private static function receiveAccountMigration(array $importer, SimpleXMLElement $data): bool
|
|
{
|
|
try {
|
|
$old_author = WebFingerUri::fromString(XML::unescape($data->author));
|
|
$new_author = WebFingerUri::fromString(XML::unescape($data->profile->author));
|
|
} catch (\Throwable $e) {
|
|
Logger::notice('Cannot find handles for sender and user', ['data' => $data]);
|
|
return false;
|
|
}
|
|
|
|
$signature = XML::unescape($data->signature);
|
|
|
|
$contact = self::contactByHandle($importer['uid'], $old_author);
|
|
if (!$contact) {
|
|
Logger::notice('Cannot find contact for sender: ' . $old_author . ' and user ' . $importer['uid']);
|
|
return false;
|
|
}
|
|
|
|
Logger::info('Got migration for ' . $old_author . ', to ' . $new_author . ' with user ' . $importer['uid']);
|
|
|
|
// Check signature
|
|
$signed_text = 'AccountMigration:' . $old_author . ':' . $new_author;
|
|
$key = self::key($old_author);
|
|
if (!Crypto::rsaVerify($signed_text, $signature, $key, 'sha256')) {
|
|
Logger::notice('No valid signature for migration.');
|
|
return false;
|
|
}
|
|
|
|
// Update the profile
|
|
self::receiveProfile($importer, $data->profile);
|
|
|
|
// change the technical stuff in contact
|
|
$data = Probe::uri($new_author);
|
|
if ($data['network'] == Protocol::PHANTOM) {
|
|
Logger::notice("Account for " . $new_author . " couldn't be probed.");
|
|
return false;
|
|
}
|
|
|
|
$fields = [
|
|
'url' => $data['url'],
|
|
'nurl' => Strings::normaliseLink($data['url']),
|
|
'name' => $data['name'],
|
|
'nick' => $data['nick'],
|
|
'addr' => $data['addr'],
|
|
'batch' => $data['batch'],
|
|
'notify' => $data['notify'],
|
|
'poll' => $data['poll'],
|
|
'network' => $data['network'],
|
|
];
|
|
|
|
Contact::update($fields, ['addr' => $old_author->getAddr()]);
|
|
|
|
Logger::info('Contacts are updated.');
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Processes an account deletion
|
|
*
|
|
* @param SimpleXMLElement $data The message object
|
|
*
|
|
* @return bool Success
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
*/
|
|
private static function receiveAccountDeletion(SimpleXMLElement $data): bool
|
|
{
|
|
$author_handle = XML::unescape($data->author);
|
|
|
|
$contacts = DBA::select('contact', ['id'], ['addr' => $author_handle]);
|
|
while ($contact = DBA::fetch($contacts)) {
|
|
Contact::remove($contact['id']);
|
|
}
|
|
DBA::close($contacts);
|
|
|
|
Logger::info('Removed contacts for ' . $author_handle);
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Fetch the uri from our database if we already have this item (maybe from ourselves)
|
|
*
|
|
* @param string $guid Message guid
|
|
* @param WebFingerUri|null $person_uri Optional person to derive the base URL from
|
|
*
|
|
* @return string The constructed uri or the one from our database or empty string
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
private static function getUriFromGuid(string $guid, WebFingerUri $person_uri = null): string
|
|
{
|
|
$item = Post::selectFirst(['uri'], ['guid' => $guid]);
|
|
if ($item) {
|
|
return $item['uri'];
|
|
} elseif ($person_uri) {
|
|
try {
|
|
return DI::dsprContact()->selectOneByAddr($person_uri)->baseurl . '/objects/' . $guid;
|
|
} catch (HTTPException\NotFoundException | \InvalidArgumentException $e) {
|
|
return '';
|
|
}
|
|
}
|
|
|
|
return '';
|
|
}
|
|
|
|
/**
|
|
* Store the mentions in the tag table
|
|
*
|
|
* @param integer $uriid
|
|
* @param string $text
|
|
*/
|
|
private static function storeMentions(int $uriid, string $text)
|
|
{
|
|
preg_match_all('/([@!]){(?:([^}]+?); ?)?([^} ]+)}/', $text, $matches, PREG_SET_ORDER);
|
|
if (empty($matches)) {
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Matching values for the preg match
|
|
* [1] = mention type (@ or !)
|
|
* [2] = name (optional)
|
|
* [3] = profile URL
|
|
*/
|
|
|
|
foreach ($matches as $match) {
|
|
if (empty($match)) {
|
|
continue;
|
|
}
|
|
|
|
try {
|
|
$contact = DI::dsprContact()->getByUrl(new Uri($match[3]));
|
|
Tag::storeByHash($uriid, $match[1], $contact->name ?: $contact->nick, $contact->url);
|
|
} catch (\Throwable $e) {
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Processes an incoming comment
|
|
*
|
|
* @param array $importer Array of the importer user
|
|
* @param WebFingerUri $sender The sender of the message
|
|
* @param SimpleXMLElement $data The message object
|
|
* @param string $xml The original XML of the message
|
|
* @param int $direction Indicates if the message had been fetched or pushed (self::PUSHED, self::FETCHED, self::FORCED_FETCH)
|
|
*
|
|
* @return bool The message id of the generated comment or "false" if there was an error
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
private static function receiveComment(array $importer, WebFingerUri $sender, SimpleXMLElement $data, string $xml, int $direction): bool
|
|
{
|
|
$author = WebFingerUri::fromString(XML::unescape($data->author));
|
|
$guid = XML::unescape($data->guid);
|
|
$parent_guid = XML::unescape($data->parent_guid);
|
|
$text = XML::unescape($data->text);
|
|
|
|
if (isset($data->created_at)) {
|
|
$created_at = DateTimeFormat::utc(XML::unescape($data->created_at));
|
|
} else {
|
|
$created_at = DateTimeFormat::utcNow();
|
|
}
|
|
|
|
if (isset($data->thread_parent_guid)) {
|
|
$thread_parent_guid = XML::unescape($data->thread_parent_guid);
|
|
$thr_parent = self::getUriFromGuid($thread_parent_guid);
|
|
} else {
|
|
$thr_parent = '';
|
|
}
|
|
|
|
$contact = self::allowedContactByHandle($importer, $sender, true);
|
|
if (!$contact) {
|
|
return false;
|
|
}
|
|
|
|
if (!empty($contact['gsid'])) {
|
|
GServer::setProtocol($contact['gsid'], Post\DeliveryData::DIASPORA);
|
|
}
|
|
|
|
$message_id = self::messageExists($importer['uid'], $guid);
|
|
if ($message_id) {
|
|
return true;
|
|
}
|
|
|
|
$toplevel_parent_item = self::parentItem($importer['uid'], $parent_guid, $author, $contact);
|
|
if (!$toplevel_parent_item) {
|
|
return false;
|
|
}
|
|
|
|
try {
|
|
$author_url = (string)DI::dsprContact()->getByAddr($author)->url;
|
|
} catch (HTTPException\NotFoundException | \InvalidArgumentException $e) {
|
|
Logger::notice('Unable to find author details', ['author' => $author->getAddr()]);
|
|
return false;
|
|
}
|
|
|
|
// Fetch the contact id - if we know this contact
|
|
$author_contact = self::authorContactByUrl($contact, $author_url, $importer['uid']);
|
|
|
|
$datarray = [];
|
|
|
|
$datarray['uid'] = $importer['uid'];
|
|
$datarray['contact-id'] = $author_contact['cid'];
|
|
$datarray['network'] = $author_contact['network'];
|
|
|
|
$datarray['author-link'] = $author_url;
|
|
$datarray['author-id'] = Contact::getIdForURL($author_url);
|
|
|
|
$datarray['owner-link'] = $contact['url'];
|
|
$datarray['owner-id'] = Contact::getIdForURL($contact['url']);
|
|
|
|
// Will be overwritten for sharing accounts in Item::insert
|
|
$datarray = self::setDirection($datarray, $direction);
|
|
|
|
$datarray['guid'] = $guid;
|
|
$datarray['uri'] = self::getUriFromGuid($guid, $author);
|
|
$datarray['uri-id'] = ItemURI::insert(['uri' => $datarray['uri'], 'guid' => $datarray['guid']]);
|
|
|
|
$datarray['verb'] = Activity::POST;
|
|
$datarray['gravity'] = Item::GRAVITY_COMMENT;
|
|
|
|
$datarray['thr-parent'] = $thr_parent ?: $toplevel_parent_item['uri'];
|
|
|
|
$datarray['object-type'] = Activity\ObjectType::COMMENT;
|
|
$datarray['post-type'] = Item::PT_NOTE;
|
|
|
|
$datarray['protocol'] = Conversation::PARCEL_DIASPORA;
|
|
$datarray['source'] = $xml;
|
|
|
|
$datarray = self::setDirection($datarray, $direction);
|
|
|
|
$datarray['changed'] = $datarray['created'] = $datarray['edited'] = $created_at;
|
|
|
|
$datarray['plink'] = self::plink($author, $guid, $toplevel_parent_item['guid']);
|
|
$body = Markdown::toBBCode($text);
|
|
|
|
$datarray['body'] = self::replacePeopleGuid($body, $author_url);
|
|
|
|
self::storeMentions($datarray['uri-id'], $text);
|
|
Tag::storeRawTagsFromBody($datarray['uri-id'], $datarray['body']);
|
|
|
|
self::fetchGuid($datarray);
|
|
|
|
// If we are the origin of the parent we store the original data.
|
|
// We notify our followers during the item storage.
|
|
if ($toplevel_parent_item['origin']) {
|
|
$datarray['diaspora_signed_text'] = json_encode($data);
|
|
}
|
|
|
|
if (Item::isTooOld($datarray)) {
|
|
Logger::info('Comment is too old', ['created' => $datarray['created'], 'uid' => $datarray['uid'], 'guid' => $datarray['guid']]);
|
|
return false;
|
|
}
|
|
|
|
$message_id = Item::insert($datarray);
|
|
|
|
if ($message_id <= 0) {
|
|
return false;
|
|
}
|
|
|
|
if ($message_id) {
|
|
Logger::info('Stored comment ' . $datarray['guid'] . ' with message id ' . $message_id);
|
|
if ($datarray['uid'] == 0) {
|
|
Item::distribute($message_id, json_encode($data));
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* processes and stores private messages
|
|
*
|
|
* @param array $importer Array of the importer user
|
|
* @param array $contact The contact of the message
|
|
* @param SimpleXMLElement $data The message object
|
|
* @param array $msg Array of the processed message, author handle and key
|
|
* @param object $mesg The private message
|
|
* @param array $conversation The conversation record to which this message belongs
|
|
*
|
|
* @return bool "true" if it was successful
|
|
* @throws \Exception
|
|
* @todo Find type-hint for $mesg and update documentation
|
|
*/
|
|
private static function receiveConversationMessage(array $importer, array $contact, SimpleXMLElement $data, array $msg, $mesg, array $conversation): bool
|
|
{
|
|
$author_handle = XML::unescape($data->author);
|
|
$guid = XML::unescape($data->guid);
|
|
$subject = XML::unescape($data->subject);
|
|
|
|
// "diaspora_handle" is the element name from the old version
|
|
// "author" is the element name from the new version
|
|
if ($mesg->author) {
|
|
$msg_author_handle = XML::unescape($mesg->author);
|
|
} elseif ($mesg->diaspora_handle) {
|
|
$msg_author_handle = XML::unescape($mesg->diaspora_handle);
|
|
} else {
|
|
return false;
|
|
}
|
|
|
|
try {
|
|
$msg_author_uri = WebFingerUri::fromString($msg_author_handle);
|
|
} catch (\InvalidArgumentException $e) {
|
|
return false;
|
|
}
|
|
|
|
$msg_guid = XML::unescape($mesg->guid);
|
|
$msg_conversation_guid = XML::unescape($mesg->conversation_guid);
|
|
$msg_text = XML::unescape($mesg->text);
|
|
$msg_created_at = DateTimeFormat::utc(XML::unescape($mesg->created_at));
|
|
|
|
if ($msg_conversation_guid != $guid) {
|
|
Logger::notice('Message conversation guid does not belong to the current conversation.', ['guid' => $guid]);
|
|
return false;
|
|
}
|
|
|
|
$msg_author = DI::dsprContact()->getByAddr($msg_author_uri);
|
|
|
|
return Mail::insert([
|
|
'uid' => $importer['uid'],
|
|
'guid' => $msg_guid,
|
|
'convid' => $conversation['id'],
|
|
'from-name' => $msg_author->name,
|
|
'from-photo' => (string)$msg_author->photo,
|
|
'from-url' => (string)$msg_author->url,
|
|
'contact-id' => $contact['id'],
|
|
'title' => $subject,
|
|
'body' => Markdown::toBBCode($msg_text),
|
|
'uri' => $msg_author_handle . ':' . $msg_guid,
|
|
'parent-uri' => $author_handle . ':' . $guid,
|
|
'created' => $msg_created_at
|
|
]);
|
|
}
|
|
|
|
/**
|
|
* Processes new private messages (answers to private messages are processed elsewhere)
|
|
*
|
|
* @param array $importer Array of the importer user
|
|
* @param array $msg Array of the processed message, author handle and key
|
|
* @param SimpleXMLElement $data The message object
|
|
*
|
|
* @return bool Success
|
|
* @throws \Exception
|
|
*/
|
|
private static function receiveConversation(array $importer, array $msg, SimpleXMLElement $data)
|
|
{
|
|
$author_handle = XML::unescape($data->author);
|
|
$guid = XML::unescape($data->guid);
|
|
$subject = XML::unescape($data->subject);
|
|
$created_at = DateTimeFormat::utc(XML::unescape($data->created_at));
|
|
$participants = XML::unescape($data->participants);
|
|
|
|
$messages = $data->message;
|
|
|
|
if (!count($messages)) {
|
|
Logger::notice('Empty conversation');
|
|
return false;
|
|
}
|
|
|
|
$contact = self::allowedContactByHandle($importer, WebFingerUri::fromString($msg['author']), true);
|
|
if (!$contact) {
|
|
return false;
|
|
}
|
|
|
|
if (!empty($contact['gsid'])) {
|
|
GServer::setProtocol($contact['gsid'], Post\DeliveryData::DIASPORA);
|
|
}
|
|
|
|
$conversation = DBA::selectFirst('conv', [], ['uid' => $importer['uid'], 'guid' => $guid]);
|
|
if (!DBA::isResult($conversation)) {
|
|
$r = DBA::insert('conv', [
|
|
'uid' => $importer['uid'],
|
|
'guid' => $guid,
|
|
'creator' => $author_handle,
|
|
'created' => $created_at,
|
|
'updated' => DateTimeFormat::utcNow(),
|
|
'subject' => $subject,
|
|
'recips' => $participants
|
|
]);
|
|
|
|
if ($r) {
|
|
$conversation = DBA::selectFirst('conv', [], ['uid' => $importer['uid'], 'guid' => $guid]);
|
|
}
|
|
}
|
|
if (!$conversation) {
|
|
Logger::warning('Unable to create conversation.');
|
|
return false;
|
|
}
|
|
|
|
foreach ($messages as $mesg) {
|
|
self::receiveConversationMessage($importer, $contact, $data, $msg, $mesg, $conversation);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Processes "like" messages
|
|
*
|
|
* @param array $importer Array of the importer user
|
|
* @param WebFingerUri $sender The sender of the message
|
|
* @param SimpleXMLElement $data The message object
|
|
* @param int $direction Indicates if the message had been fetched or pushed (self::PUSHED, self::FETCHED, self::FORCED_FETCH)
|
|
*
|
|
* @return bool Success or failure
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
private static function receiveLike(array $importer, WebFingerUri $sender, SimpleXMLElement $data, int $direction): bool
|
|
{
|
|
$author = WebFingerUri::fromString(XML::unescape($data->author));
|
|
$guid = XML::unescape($data->guid);
|
|
$parent_guid = XML::unescape($data->parent_guid);
|
|
$parent_type = XML::unescape($data->parent_type);
|
|
$positive = XML::unescape($data->positive);
|
|
|
|
// likes on comments aren't supported by Diaspora - only on posts
|
|
// But maybe this will be supported in the future, so we will accept it.
|
|
if (!in_array($parent_type, ['Post', 'Comment'])) {
|
|
return false;
|
|
}
|
|
|
|
$contact = self::allowedContactByHandle($importer, $sender, true);
|
|
if (!$contact) {
|
|
return false;
|
|
}
|
|
|
|
if (!empty($contact['gsid'])) {
|
|
GServer::setProtocol($contact['gsid'], Post\DeliveryData::DIASPORA);
|
|
}
|
|
|
|
$message_id = self::messageExists($importer['uid'], $guid);
|
|
if ($message_id) {
|
|
return true;
|
|
}
|
|
|
|
$toplevel_parent_item = self::parentItem($importer['uid'], $parent_guid, $author, $contact);
|
|
if (!$toplevel_parent_item) {
|
|
return false;
|
|
}
|
|
|
|
try {
|
|
$author_url = (string)DI::dsprContact()->getByAddr($author)->url;
|
|
} catch (HTTPException\NotFoundException | \InvalidArgumentException $e) {
|
|
Logger::notice('Unable to find author details', ['author' => $author->getAddr()]);
|
|
return false;
|
|
}
|
|
|
|
// Fetch the contact id - if we know this contact
|
|
$author_contact = self::authorContactByUrl($contact, $author_url, $importer['uid']);
|
|
|
|
// "positive" = "false" would be a Dislike - wich isn't currently supported by Diaspora
|
|
// We would accept this anyhow.
|
|
if ($positive == 'true') {
|
|
$verb = Activity::LIKE;
|
|
} else {
|
|
$verb = Activity::DISLIKE;
|
|
}
|
|
|
|
$datarray = [];
|
|
|
|
$datarray['protocol'] = Conversation::PARCEL_DIASPORA;
|
|
|
|
$datarray['uid'] = $importer['uid'];
|
|
$datarray['contact-id'] = $author_contact['cid'];
|
|
$datarray['network'] = $author_contact['network'];
|
|
|
|
$datarray = self::setDirection($datarray, $direction);
|
|
|
|
$datarray['owner-link'] = $datarray['author-link'] = $author_url;
|
|
$datarray['owner-id'] = $datarray['author-id'] = Contact::getIdForURL($author_url);
|
|
|
|
$datarray['guid'] = $guid;
|
|
$datarray['uri'] = self::getUriFromGuid($guid, $author);
|
|
|
|
$datarray['verb'] = $verb;
|
|
$datarray['gravity'] = Item::GRAVITY_ACTIVITY;
|
|
$datarray['thr-parent'] = $toplevel_parent_item['uri'];
|
|
|
|
$datarray['object-type'] = Activity\ObjectType::NOTE;
|
|
|
|
$datarray['body'] = $verb;
|
|
|
|
// Diaspora doesn't provide a date for likes
|
|
$datarray['changed'] = $datarray['created'] = $datarray['edited'] = DateTimeFormat::utcNow();
|
|
|
|
// like on comments have the comment as parent. So we need to fetch the toplevel parent
|
|
if ($toplevel_parent_item['gravity'] != Item::GRAVITY_PARENT) {
|
|
$toplevel = Post::selectFirst(['origin'], ['id' => $toplevel_parent_item['parent']]);
|
|
$origin = $toplevel['origin'];
|
|
} else {
|
|
$origin = $toplevel_parent_item['origin'];
|
|
}
|
|
|
|
// If we are the origin of the parent we store the original data.
|
|
// We notify our followers during the item storage.
|
|
if ($origin) {
|
|
$datarray['diaspora_signed_text'] = json_encode($data);
|
|
}
|
|
|
|
if (Item::isTooOld($datarray)) {
|
|
Logger::info('Like is too old', ['created' => $datarray['created'], 'uid' => $datarray['uid'], 'guid' => $datarray['guid']]);
|
|
return false;
|
|
}
|
|
|
|
$message_id = Item::insert($datarray);
|
|
|
|
if ($message_id <= 0) {
|
|
return false;
|
|
}
|
|
|
|
if ($message_id) {
|
|
Logger::info('Stored like ' . $datarray['guid'] . ' with message id ' . $message_id);
|
|
if ($datarray['uid'] == 0) {
|
|
Item::distribute($message_id, json_encode($data));
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Processes private messages
|
|
*
|
|
* @param array $importer Array of the importer user
|
|
* @param SimpleXMLElement $data The message object
|
|
*
|
|
* @return bool Success?
|
|
* @throws \Exception
|
|
*/
|
|
private static function receiveMessage(array $importer, SimpleXMLElement $data): bool
|
|
{
|
|
$author_uri = WebFingerUri::fromString(XML::unescape($data->author));
|
|
$guid = XML::unescape($data->guid);
|
|
$conversation_guid = XML::unescape($data->conversation_guid);
|
|
$text = XML::unescape($data->text);
|
|
$created_at = DateTimeFormat::utc(XML::unescape($data->created_at));
|
|
|
|
$contact = self::allowedContactByHandle($importer, $author_uri, true);
|
|
if (!$contact) {
|
|
return false;
|
|
}
|
|
|
|
if (!empty($contact['gsid'])) {
|
|
GServer::setProtocol($contact['gsid'], Post\DeliveryData::DIASPORA);
|
|
}
|
|
|
|
$condition = ['uid' => $importer['uid'], 'guid' => $conversation_guid];
|
|
$conversation = DBA::selectFirst('conv', [], $condition);
|
|
if (!DBA::isResult($conversation)) {
|
|
Logger::notice('Conversation not available.');
|
|
return false;
|
|
}
|
|
|
|
try {
|
|
$author = DI::dsprContact()->getByAddr($author_uri);
|
|
} catch (HTTPException\NotFoundException | \InvalidArgumentException $e) {
|
|
Logger::notice('Unable to find author details', ['author' => $author_uri->getAddr()]);
|
|
return false;
|
|
}
|
|
|
|
$body = Markdown::toBBCode($text);
|
|
|
|
$body = self::replacePeopleGuid($body, $author->url);
|
|
|
|
return Mail::insert([
|
|
'uid' => $importer['uid'],
|
|
'guid' => $guid,
|
|
'convid' => $conversation['id'],
|
|
'from-name' => $author->name,
|
|
'from-photo' => (string)$author->photo,
|
|
'from-url' => (string)$author->url,
|
|
'contact-id' => $contact['id'],
|
|
'title' => $conversation['subject'],
|
|
'body' => $body,
|
|
'reply' => 1,
|
|
'uri' => $author_uri . ':' . $guid,
|
|
'parent-uri' => $author_uri . ':' . $conversation['guid'],
|
|
'created' => $created_at
|
|
]);
|
|
}
|
|
|
|
/**
|
|
* Processes participations - unsupported by now
|
|
*
|
|
* @param array $importer Array of the importer user
|
|
* @param SimpleXMLElement $data The message object
|
|
* @param int $direction Indicates if the message had been fetched or pushed (self::PUSHED, self::FETCHED, self::FORCED_FETCH)
|
|
*
|
|
* @return bool success
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
private static function receiveParticipation(array $importer, SimpleXMLElement $data, int $direction): bool
|
|
{
|
|
$author = WebFingerUri::fromString(strtolower(XML::unescape($data->author)));
|
|
$guid = XML::unescape($data->guid);
|
|
$parent_guid = XML::unescape($data->parent_guid);
|
|
|
|
$contact = self::allowedContactByHandle($importer, $author, true);
|
|
if (!$contact) {
|
|
return false;
|
|
}
|
|
|
|
if (!empty($contact['gsid'])) {
|
|
GServer::setProtocol($contact['gsid'], Post\DeliveryData::DIASPORA);
|
|
}
|
|
|
|
if (self::messageExists($importer['uid'], $guid)) {
|
|
return true;
|
|
}
|
|
|
|
$toplevel_parent_item = self::parentItem($importer['uid'], $parent_guid, $author, $contact);
|
|
if (!$toplevel_parent_item) {
|
|
return false;
|
|
}
|
|
|
|
if (!$toplevel_parent_item['origin']) {
|
|
Logger::info('Not our origin. Participation is ignored', ['parent_guid' => $parent_guid, 'guid' => $guid, 'author' => $author]);
|
|
}
|
|
|
|
if (!in_array($toplevel_parent_item['private'], [Item::PUBLIC, Item::UNLISTED])) {
|
|
Logger::info('Item is not public, participation is ignored', ['parent_guid' => $parent_guid, 'guid' => $guid, 'author' => $author]);
|
|
return false;
|
|
}
|
|
|
|
try {
|
|
$author_url = (string)DI::dsprContact()->getByAddr($author)->url;
|
|
} catch (HTTPException\NotFoundException | \InvalidArgumentException $e) {
|
|
Logger::notice('unable to find author details', ['author' => $author->getAddr()]);
|
|
return false;
|
|
}
|
|
|
|
$author_contact = self::authorContactByUrl($contact, $author_url, $importer['uid']);
|
|
|
|
// Store participation
|
|
$datarray = [];
|
|
|
|
$datarray['protocol'] = Conversation::PARCEL_DIASPORA;
|
|
|
|
$datarray['uid'] = $importer['uid'];
|
|
$datarray['contact-id'] = $author_contact['cid'];
|
|
$datarray['network'] = $author_contact['network'];
|
|
|
|
$datarray = self::setDirection($datarray, $direction);
|
|
|
|
$datarray['owner-link'] = $datarray['author-link'] = $author_url;
|
|
$datarray['owner-id'] = $datarray['author-id'] = Contact::getIdForURL($author_url);
|
|
|
|
$datarray['guid'] = $guid;
|
|
$datarray['uri'] = self::getUriFromGuid($guid, $author);
|
|
|
|
$datarray['verb'] = Activity::FOLLOW;
|
|
$datarray['gravity'] = Item::GRAVITY_ACTIVITY;
|
|
$datarray['thr-parent'] = $toplevel_parent_item['uri'];
|
|
|
|
$datarray['object-type'] = Activity\ObjectType::NOTE;
|
|
|
|
$datarray['body'] = Activity::FOLLOW;
|
|
|
|
// Diaspora doesn't provide a date for a participation
|
|
$datarray['changed'] = $datarray['created'] = $datarray['edited'] = DateTimeFormat::utcNow();
|
|
|
|
if (Item::isTooOld($datarray)) {
|
|
Logger::info('Participation is too old', ['created' => $datarray['created'], 'uid' => $datarray['uid'], 'guid' => $datarray['guid']]);
|
|
return false;
|
|
}
|
|
|
|
$message_id = Item::insert($datarray);
|
|
|
|
Logger::info('Participation stored', ['id' => $message_id, 'guid' => $guid, 'parent_guid' => $parent_guid, 'author' => $author]);
|
|
|
|
// Send all existing comments and likes to the requesting server
|
|
$comments = Post::select(
|
|
['id', 'uri-id', 'parent-author-network', 'author-network', 'verb', 'gravity'],
|
|
['parent' => $toplevel_parent_item['id'], 'gravity' => [Item::GRAVITY_COMMENT, Item::GRAVITY_ACTIVITY]]
|
|
);
|
|
while ($comment = Post::fetch($comments)) {
|
|
if (($comment['gravity'] == Item::GRAVITY_ACTIVITY) && !in_array($comment['verb'], [Activity::LIKE, Activity::DISLIKE])) {
|
|
Logger::info('Unsupported activities are not relayed', ['item' => $comment['id'], 'verb' => $comment['verb']]);
|
|
continue;
|
|
}
|
|
|
|
if ($comment['author-network'] == Protocol::ACTIVITYPUB) {
|
|
Logger::info('Comments from ActivityPub authors are not relayed', ['item' => $comment['id']]);
|
|
continue;
|
|
}
|
|
|
|
if ($comment['parent-author-network'] == Protocol::ACTIVITYPUB) {
|
|
Logger::info('Comments to comments from ActivityPub authors are not relayed', ['item' => $comment['id']]);
|
|
continue;
|
|
}
|
|
|
|
Logger::info('Deliver participation', ['item' => $comment['id'], 'contact' => $author_contact['cid']]);
|
|
if (Worker::add(Worker::PRIORITY_HIGH, 'Delivery', Delivery::POST, $comment['uri-id'], $author_contact['cid'], $datarray['uid'])) {
|
|
Post\DeliveryData::incrementQueueCount($comment['uri-id'], 1);
|
|
}
|
|
}
|
|
DBA::close($comments);
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Processes photos - unneeded
|
|
*
|
|
* @param array $importer Array of the importer user
|
|
* @param SimpleXMLElement $data The message object
|
|
*
|
|
* @return bool always true
|
|
*/
|
|
private static function receivePhoto(array $importer, $data)
|
|
{
|
|
// There doesn't seem to be a reason for this function,
|
|
// since the photo data is transmitted in the status message as well
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Processes poll participations - unssupported
|
|
*
|
|
* @param array $importer Array of the importer user
|
|
* @param object $data The message object
|
|
*
|
|
* @return bool always true
|
|
*/
|
|
private static function receivePollParticipation(array $importer, $data)
|
|
{
|
|
// We don't support polls by now
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Processes incoming profile updates
|
|
*
|
|
* @param array $importer Array of the importer user
|
|
* @param SimpleXMLElement $data The message object
|
|
*
|
|
* @return bool Success
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
private static function receiveProfile(array $importer, SimpleXMLElement $data): bool
|
|
{
|
|
$author = WebFingerUri::fromString(strtolower(XML::unescape($data->author)));
|
|
|
|
$contact = self::contactByHandle($importer['uid'], $author);
|
|
if (!$contact) {
|
|
return false;
|
|
}
|
|
|
|
$name = XML::unescape($data->first_name) . ((strlen($data->last_name)) ? ' ' . XML::unescape($data->last_name) : '');
|
|
$image_url = XML::unescape($data->image_url);
|
|
$birthday = XML::unescape($data->birthday);
|
|
$about = Markdown::toBBCode(XML::unescape($data->bio));
|
|
$location = Markdown::toBBCode(XML::unescape($data->location));
|
|
$searchable = (XML::unescape($data->searchable) == 'true');
|
|
$nsfw = (XML::unescape($data->nsfw) == 'true');
|
|
$tags = XML::unescape($data->tag_string);
|
|
|
|
$tags = explode('#', $tags);
|
|
|
|
$keywords = [];
|
|
foreach ($tags as $tag) {
|
|
$tag = trim(strtolower($tag));
|
|
if ($tag != '') {
|
|
$keywords[] = $tag;
|
|
}
|
|
}
|
|
|
|
$keywords = implode(', ', $keywords);
|
|
|
|
if ($name === '') {
|
|
$name = $author->getUser();
|
|
}
|
|
|
|
if (preg_match('|^https?://|', $image_url) === 0) {
|
|
// @TODO No HTTPS here?
|
|
$image_url = 'http://' . $author->getFullHost() . $image_url;
|
|
}
|
|
|
|
Contact::updateAvatar($contact['id'], $image_url);
|
|
|
|
// Generic birthday. We don't know the timezone. The year is irrelevant.
|
|
|
|
$birthday = str_replace('1000', '1901', $birthday);
|
|
|
|
if ($birthday != '') {
|
|
$birthday = DateTimeFormat::utc($birthday, 'Y-m-d');
|
|
}
|
|
|
|
// this is to prevent multiple birthday notifications in a single year
|
|
// if we already have a stored birthday and the 'm-d' part hasn't changed, preserve the entry, which will preserve the notify year
|
|
|
|
if (substr($birthday, 5) === substr($contact['bd'], 5)) {
|
|
$birthday = $contact['bd'];
|
|
}
|
|
|
|
$fields = [
|
|
'name' => $name, 'location' => $location,
|
|
'name-date' => DateTimeFormat::utcNow(), 'about' => $about,
|
|
'addr' => $author->getAddr(), 'nick' => $author->getUser(), 'keywords' => $keywords,
|
|
'unsearchable' => !$searchable, 'sensitive' => $nsfw
|
|
];
|
|
|
|
if (!empty($birthday)) {
|
|
$fields['bd'] = $birthday;
|
|
}
|
|
|
|
Contact::update($fields, ['id' => $contact['id']]);
|
|
|
|
Logger::info('Profile of contact ' . $contact['id'] . ' stored for user ' . $importer['uid']);
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Processes incoming friend requests
|
|
*
|
|
* @param array $importer Array of the importer user
|
|
* @param array $contact The contact that send the request
|
|
* @return void
|
|
* @throws \Exception
|
|
*/
|
|
private static function receiveRequestMakeFriend(array $importer, array $contact)
|
|
{
|
|
if ($contact['rel'] == Contact::SHARING) {
|
|
Contact::update(
|
|
['rel' => Contact::FRIEND, 'writable' => true],
|
|
['id' => $contact['id'], 'uid' => $importer['uid']]
|
|
);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Processes incoming sharing notification
|
|
*
|
|
* @param array $importer Array of the importer user
|
|
* @param SimpleXMLElement $data The message object
|
|
*
|
|
* @return bool Success
|
|
* @throws \Exception
|
|
*/
|
|
private static function receiveContactRequest(array $importer, SimpleXMLElement $data): bool
|
|
{
|
|
$author_handle = XML::unescape($data->author);
|
|
$recipient = XML::unescape($data->recipient);
|
|
|
|
if (!$author_handle || !$recipient) {
|
|
return false;
|
|
}
|
|
|
|
$author = WebFingerUri::fromString($author_handle);
|
|
|
|
// the current protocol version doesn't know these fields
|
|
// That means that we will assume their existance
|
|
if (isset($data->following)) {
|
|
$following = (XML::unescape($data->following) == 'true');
|
|
} else {
|
|
$following = true;
|
|
}
|
|
|
|
if (isset($data->sharing)) {
|
|
$sharing = (XML::unescape($data->sharing) == 'true');
|
|
} else {
|
|
$sharing = true;
|
|
}
|
|
|
|
$contact = self::contactByHandle($importer['uid'], $author);
|
|
|
|
// perhaps we were already sharing with this person. Now they're sharing with us.
|
|
// That makes us friends.
|
|
if ($contact) {
|
|
if ($following) {
|
|
Logger::info('Author ' . $author . ' (Contact ' . $contact['id'] . ') wants to follow us.');
|
|
self::receiveRequestMakeFriend($importer, $contact);
|
|
|
|
// refetch the contact array
|
|
$contact = self::contactByHandle($importer['uid'], $author);
|
|
|
|
// If we are now friends, we are sending a share message.
|
|
// Normally we needn't to do so, but the first message could have been vanished.
|
|
if (in_array($contact['rel'], [Contact::FRIEND])) {
|
|
$user = DBA::selectFirst('user', [], ['uid' => $importer['uid']]);
|
|
if (DBA::isResult($user)) {
|
|
Logger::info('Sending share message to author ' . $author . ' - Contact: ' . $contact['id'] . ' - User: ' . $importer['uid']);
|
|
self::sendShare($user, $contact);
|
|
}
|
|
}
|
|
return true;
|
|
} else {
|
|
Logger::info("Author " . $author . " doesn't want to follow us anymore.");
|
|
Contact::removeFollower($contact);
|
|
return true;
|
|
}
|
|
}
|
|
|
|
if (!$following && $sharing && in_array($importer['page-flags'], [User::PAGE_FLAGS_SOAPBOX, User::PAGE_FLAGS_NORMAL])) {
|
|
Logger::info("Author " . $author . " wants to share with us - but doesn't want to listen. Request is ignored.");
|
|
return false;
|
|
} elseif (!$following && !$sharing) {
|
|
Logger::info("Author " . $author . " doesn't want anything - and we don't know the author. Request is ignored.");
|
|
return false;
|
|
} elseif (!$following && $sharing) {
|
|
Logger::info("Author " . $author . " wants to share with us.");
|
|
} elseif ($following && $sharing) {
|
|
Logger::info("Author " . $author . " wants to have a bidirectional connection.");
|
|
} elseif ($following && !$sharing) {
|
|
Logger::info("Author " . $author . " wants to listen to us.");
|
|
}
|
|
|
|
try {
|
|
$author_url = (string)DI::dsprContact()->getByAddr($author)->url;
|
|
} catch (HTTPException\NotFoundException | \InvalidArgumentException $e) {
|
|
Logger::notice('Cannot resolve diaspora handle for recipient', ['author' => $author->getAddr(), 'recipient' => $recipient]);
|
|
return false;
|
|
}
|
|
|
|
$cid = Contact::getIdForURL($author_url, $importer['uid']);
|
|
if (!empty($cid)) {
|
|
$contact = DBA::selectFirst('contact', [], ['id' => $cid, 'network' => Protocol::NATIVE_SUPPORT]);
|
|
} else {
|
|
$contact = [];
|
|
}
|
|
|
|
$item = [
|
|
'author-id' => Contact::getIdForURL($author_url),
|
|
'author-link' => $author_url
|
|
];
|
|
|
|
$result = Contact::addRelationship($importer, $contact, $item, false);
|
|
if ($result === true) {
|
|
$contact_record = self::contactByHandle($importer['uid'], $author);
|
|
if (!$contact_record) {
|
|
Logger::info('unable to locate newly created contact record.');
|
|
return false;
|
|
}
|
|
|
|
$user = DBA::selectFirst('user', [], ['uid' => $importer['uid']]);
|
|
if (DBA::isResult($user)) {
|
|
self::sendShare($user, $contact_record);
|
|
|
|
// Send the profile data, maybe it weren't transmitted before
|
|
self::sendProfile($importer['uid'], [$contact_record]);
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Processes a reshare message
|
|
*
|
|
* @param array $importer Array of the importer user
|
|
* @param SimpleXMLElement $data The message object
|
|
* @param string $xml The original XML of the message
|
|
* @param int $direction Indicates if the message had been fetched or pushed (self::PUSHED, self::FETCHED, self::FORCED_FETCH)
|
|
*
|
|
* @return bool Success or failure
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
private static function receiveReshare(array $importer, SimpleXMLElement $data, string $xml, int $direction): bool
|
|
{
|
|
$author = WebFingerUri::fromString(XML::unescape($data->author));
|
|
$guid = XML::unescape($data->guid);
|
|
$created_at = DateTimeFormat::utc(XML::unescape($data->created_at));
|
|
try {
|
|
$root_author = WebFingerUri::fromString(XML::unescape($data->root_author));
|
|
} catch (\InvalidArgumentException $e) {
|
|
return false;
|
|
}
|
|
|
|
$root_guid = XML::unescape($data->root_guid);
|
|
/// @todo handle unprocessed property "provider_display_name"
|
|
$public = XML::unescape($data->public);
|
|
|
|
$contact = self::allowedContactByHandle($importer, $author);
|
|
if (!$contact) {
|
|
return false;
|
|
}
|
|
|
|
if (!empty($contact['gsid'])) {
|
|
GServer::setProtocol($contact['gsid'], Post\DeliveryData::DIASPORA);
|
|
}
|
|
|
|
$message_id = self::messageExists($importer['uid'], $guid);
|
|
if ($message_id) {
|
|
return true;
|
|
}
|
|
|
|
try {
|
|
$original_person = DI::dsprContact()->getByAddr($root_author);
|
|
} catch (HTTPException\NotFoundException $e) {
|
|
return false;
|
|
}
|
|
|
|
$datarray = [];
|
|
|
|
$datarray['uid'] = $importer['uid'];
|
|
$datarray['contact-id'] = $contact['id'];
|
|
$datarray['network'] = Protocol::DIASPORA;
|
|
|
|
$datarray['author-link'] = $contact['url'];
|
|
$datarray['author-id'] = Contact::getIdForURL($contact['url'], 0);
|
|
|
|
$datarray['owner-link'] = $datarray['author-link'];
|
|
$datarray['owner-id'] = $datarray['author-id'];
|
|
|
|
$datarray['guid'] = $guid;
|
|
$datarray['uri'] = $datarray['thr-parent'] = self::getUriFromGuid($guid, $author);
|
|
$datarray['uri-id'] = ItemURI::insert(['uri' => $datarray['uri'], 'guid' => $datarray['guid']]);
|
|
|
|
$datarray['verb'] = Activity::POST;
|
|
$datarray['gravity'] = Item::GRAVITY_PARENT;
|
|
|
|
$datarray['protocol'] = Conversation::PARCEL_DIASPORA;
|
|
$datarray['source'] = $xml;
|
|
|
|
$datarray = self::setDirection($datarray, $direction);
|
|
|
|
$datarray['quote-uri-id'] = self::getQuoteUriId($root_guid, $importer['uid'], $original_person->url);
|
|
if (empty($datarray['quote-uri-id'])) {
|
|
return false;
|
|
}
|
|
|
|
$datarray['body'] = '';
|
|
$datarray['plink'] = self::plink($author, $guid);
|
|
$datarray['private'] = (($public == 'false') ? Item::PRIVATE : Item::PUBLIC);
|
|
$datarray['changed'] = $datarray['created'] = $datarray['edited'] = $created_at;
|
|
|
|
self::fetchGuid($datarray);
|
|
|
|
if (Item::isTooOld($datarray)) {
|
|
Logger::info('Reshare is too old', ['created' => $datarray['created'], 'uid' => $datarray['uid'], 'guid' => $datarray['guid']]);
|
|
return false;
|
|
}
|
|
|
|
$message_id = Item::insert($datarray);
|
|
|
|
self::sendParticipation($contact, $datarray);
|
|
|
|
if ($message_id) {
|
|
Logger::info('Stored reshare ' . $datarray['guid'] . ' with message id ' . $message_id);
|
|
if ($datarray['uid'] == 0) {
|
|
Item::distribute($message_id);
|
|
}
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
private static function getQuoteUriId(string $guid, int $uid, string $host): int
|
|
{
|
|
$shared_item = Post::selectFirst(['uri-id'], ['guid' => $guid, 'uid' => [$uid, 0], 'private' => [Item::PUBLIC, Item::UNLISTED]]);
|
|
|
|
if (!DBA::isResult($shared_item) && !empty($host) && Diaspora::storeByGuid($guid, $host, true)) {
|
|
Logger::debug('Fetched post', ['guid' => $guid, 'host' => $host, 'uid' => $uid]);
|
|
$shared_item = Post::selectFirst(['uri-id'], ['guid' => $guid, 'uid' => [$uid, 0], 'private' => [Item::PUBLIC, Item::UNLISTED]]);
|
|
} elseif (DBA::isResult($shared_item)) {
|
|
Logger::debug('Found existing post', ['guid' => $guid, 'host' => $host, 'uid' => $uid]);
|
|
}
|
|
|
|
if (!DBA::isResult($shared_item)) {
|
|
Logger::notice('Post does not exist.', ['guid' => $guid, 'host' => $host, 'uid' => $uid]);
|
|
return 0;
|
|
}
|
|
|
|
return $shared_item['uri-id'];
|
|
}
|
|
|
|
/**
|
|
* Processes retractions
|
|
*
|
|
* @param array $importer Array of the importer user
|
|
* @param array $contact The contact of the item owner
|
|
* @param SimpleXMLElement $data The message object
|
|
*
|
|
* @return bool success
|
|
* @throws \Exception
|
|
*/
|
|
private static function itemRetraction(array $importer, array $contact, SimpleXMLElement $data): bool
|
|
{
|
|
$author_uri = WebFingerUri::fromString(XML::unescape($data->author));
|
|
$target_guid = XML::unescape($data->target_guid);
|
|
$target_type = XML::unescape($data->target_type);
|
|
|
|
try {
|
|
$author = DI::dsprContact()->getByAddr($author_uri);
|
|
} catch (HTTPException\NotFoundException | \InvalidArgumentException $e) {
|
|
Logger::notice('Unable to find details for author', ['author' => $author_uri->getAddr()]);
|
|
return false;
|
|
}
|
|
|
|
$contact_url = $contact['url'] ?? '' ?: (string)$author->url;
|
|
|
|
// Fetch items that are about to be deleted
|
|
$fields = ['uid', 'id', 'parent', 'author-link', 'uri-id'];
|
|
|
|
// When we receive a public retraction, we delete every item that we find.
|
|
if ($importer['uid'] == 0) {
|
|
$condition = ['guid' => $target_guid, 'deleted' => false];
|
|
} else {
|
|
$condition = ['guid' => $target_guid, 'deleted' => false, 'uid' => $importer['uid']];
|
|
}
|
|
|
|
$r = Post::select($fields, $condition);
|
|
if (!DBA::isResult($r)) {
|
|
Logger::notice('Target guid ' . $target_guid . ' was not found on this system for user ' . $importer['uid'] . '.');
|
|
return false;
|
|
}
|
|
|
|
while ($item = Post::fetch($r)) {
|
|
if (DBA::exists('post-category', ['uri-id' => $item['uri-id'], 'uid' => $item['uid'], 'type' => Post\Category::FILE])) {
|
|
Logger::info("Target guid " . $target_guid . " for user " . $item['uid'] . " is filed. So it won't be deleted.");
|
|
continue;
|
|
}
|
|
|
|
// Fetch the parent item
|
|
$parent = Post::selectFirst(['author-link'], ['id' => $item['parent']]);
|
|
|
|
// Only delete it if the parent author really fits
|
|
if (!Strings::compareLink($parent['author-link'], $contact_url) && !Strings::compareLink($item['author-link'], $contact_url)) {
|
|
Logger::info("Thread author " . $parent['author-link'] . " and item author " . $item['author-link'] . " don't fit to expected contact " . $contact_url);
|
|
continue;
|
|
}
|
|
|
|
Item::markForDeletion(['id' => $item['id']]);
|
|
|
|
Logger::info('Deleted target ' . $target_guid . ' (' . $item['id'] . ') from user ' . $item['uid'] . ' parent: ' . $item['parent']);
|
|
}
|
|
DBA::close($r);
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Receives retraction messages
|
|
*
|
|
* @param array $importer Array of the importer user
|
|
* @param WebFingerUri $sender The sender of the message
|
|
* @param SimpleXMLElement $data The message object
|
|
*
|
|
* @return bool Success
|
|
* @throws \Exception
|
|
*/
|
|
private static function receiveRetraction(array $importer, WebFingerUri $sender, SimpleXMLElement $data)
|
|
{
|
|
$target_type = XML::unescape($data->target_type);
|
|
|
|
$contact = self::contactByHandle($importer['uid'], $sender);
|
|
if (!$contact && (in_array($target_type, ['Contact', 'Person']))) {
|
|
Logger::notice('Cannot find contact for sender: ' . $sender . ' and user ' . $importer['uid']);
|
|
return false;
|
|
}
|
|
|
|
if (!$contact) {
|
|
$contact = [];
|
|
}
|
|
|
|
Logger::info('Got retraction for ' . $target_type . ', sender ' . $sender . ' and user ' . $importer['uid']);
|
|
|
|
switch ($target_type) {
|
|
case 'Comment':
|
|
case 'Like':
|
|
case 'Post':
|
|
case 'Reshare':
|
|
case 'StatusMessage':
|
|
return self::itemRetraction($importer, $contact, $data);
|
|
|
|
case 'PollParticipation':
|
|
case 'Photo':
|
|
// Currently unsupported
|
|
break;
|
|
|
|
default:
|
|
Logger::notice('Unknown target type ' . $target_type);
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Checks if an incoming message is wanted
|
|
*
|
|
* @param array $item
|
|
* @param string $author
|
|
* @param string $body
|
|
* @param int $direction Indicates if the message had been fetched or pushed (self::PUSHED, self::FETCHED, self::FORCED_FETCH)
|
|
*
|
|
* @return boolean Is the message wanted?
|
|
*/
|
|
private static function isSolicitedMessage(array $item, string $author, string $body, int $direction): bool
|
|
{
|
|
$contact = Contact::getByURL($author);
|
|
if (DBA::exists('contact', ['`nurl` = ? AND `uid` != ? AND `rel` IN (?, ?)', $contact['nurl'], 0, Contact::FRIEND, Contact::SHARING])) {
|
|
Logger::debug('Author has got followers - accepted', ['uri-id' => $item['uri-id'], 'guid' => $item['guid'], 'url' => $item['uri'], 'author' => $author]);
|
|
return true;
|
|
}
|
|
|
|
if ($direction == self::FORCED_FETCH) {
|
|
Logger::debug('Post is a forced fetch - accepted', ['uri-id' => $item['uri-id'], 'guid' => $item['guid'], 'url' => $item['uri'], 'author' => $author]);
|
|
return true;
|
|
}
|
|
|
|
$tags = array_column(Tag::getByURIId($item['uri-id'], [Tag::HASHTAG]), 'name');
|
|
if (Relay::isSolicitedPost($tags, $body, $contact['id'], $item['uri'], Protocol::DIASPORA)) {
|
|
Logger::debug('Post is accepted because of the relay settings', ['uri-id' => $item['uri-id'], 'guid' => $item['guid'], 'url' => $item['uri'], 'author' => $author]);
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Store an attached photo in the post-media table
|
|
*
|
|
* @param int $uriid
|
|
* @param object $photo
|
|
* @return void
|
|
*/
|
|
private static function storePhotoAsMedia(int $uriid, $photo)
|
|
{
|
|
// @TODO Need to find object type, roland@f.haeder.net
|
|
Logger::debug('photo=' . get_class($photo));
|
|
$data = [];
|
|
$data['uri-id'] = $uriid;
|
|
$data['type'] = Post\Media::IMAGE;
|
|
$data['url'] = XML::unescape($photo->remote_photo_path) . XML::unescape($photo->remote_photo_name);
|
|
$data['height'] = (int)XML::unescape($photo->height ?? 0);
|
|
$data['width'] = (int)XML::unescape($photo->width ?? 0);
|
|
$data['description'] = XML::unescape($photo->text ?? '');
|
|
|
|
Post\Media::insert($data);
|
|
}
|
|
|
|
/**
|
|
* Set direction and post reason
|
|
*
|
|
* @param array $datarray
|
|
* @param integer $direction
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function setDirection(array $datarray, int $direction): array
|
|
{
|
|
$datarray['direction'] = in_array($direction, [self::FETCHED, self::FORCED_FETCH]) ? Conversation::PULL : Conversation::PUSH;
|
|
|
|
if (in_array($direction, [self::FETCHED, self::FORCED_FETCH])) {
|
|
$datarray['post-reason'] = Item::PR_FETCHED;
|
|
} elseif ($datarray['uid'] == 0) {
|
|
$datarray['post-reason'] = Item::PR_GLOBAL;
|
|
} else {
|
|
$datarray['post-reason'] = Item::PR_PUSHED;
|
|
}
|
|
|
|
return $datarray;
|
|
}
|
|
|
|
/**
|
|
* Receives status messages
|
|
*
|
|
* @param array $importer Array of the importer user
|
|
* @param SimpleXMLElement $data The message object
|
|
* @param string $xml The original XML of the message
|
|
* @param int $direction Indicates if the message had been fetched or pushed (self::PUSHED, self::FETCHED, self::FORCED_FETCH)
|
|
*
|
|
* @return int|bool The message id of the newly created item or false on error
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
private static function receiveStatusMessage(array $importer, SimpleXMLElement $data, string $xml, int $direction)
|
|
{
|
|
$author = WebFingerUri::fromString(XML::unescape($data->author));
|
|
$guid = XML::unescape($data->guid);
|
|
$created_at = DateTimeFormat::utc(XML::unescape($data->created_at));
|
|
$public = XML::unescape($data->public);
|
|
$text = XML::unescape($data->text);
|
|
$provider_display_name = XML::unescape($data->provider_display_name);
|
|
|
|
$contact = self::allowedContactByHandle($importer, $author);
|
|
if (!$contact) {
|
|
return false;
|
|
}
|
|
|
|
if (!empty($contact['gsid'])) {
|
|
GServer::setProtocol($contact['gsid'], Post\DeliveryData::DIASPORA);
|
|
}
|
|
|
|
$message_id = self::messageExists($importer['uid'], $guid);
|
|
if ($message_id) {
|
|
return true;
|
|
}
|
|
|
|
$address = [];
|
|
if ($data->location) {
|
|
foreach ($data->location->children() as $fieldname => $data) {
|
|
$address[$fieldname] = XML::unescape($data);
|
|
}
|
|
}
|
|
|
|
$raw_body = $body = Markdown::toBBCode($text);
|
|
|
|
$datarray = [];
|
|
|
|
$datarray['guid'] = $guid;
|
|
$datarray['uri'] = $datarray['thr-parent'] = self::getUriFromGuid($guid, $author);
|
|
$datarray['uri-id'] = ItemURI::insert(['uri' => $datarray['uri'], 'guid' => $datarray['guid']]);
|
|
|
|
// Attach embedded pictures to the body
|
|
if ($data->photo) {
|
|
foreach ($data->photo as $photo) {
|
|
self::storePhotoAsMedia($datarray['uri-id'], $photo);
|
|
}
|
|
|
|
$datarray['object-type'] = Activity\ObjectType::IMAGE;
|
|
$datarray['post-type'] = Item::PT_IMAGE;
|
|
} elseif ($data->poll) {
|
|
$datarray['object-type'] = Activity\ObjectType::NOTE;
|
|
$datarray['post-type'] = Item::PT_POLL;
|
|
} else {
|
|
$datarray['object-type'] = Activity\ObjectType::NOTE;
|
|
$datarray['post-type'] = Item::PT_NOTE;
|
|
}
|
|
|
|
/// @todo enable support for polls
|
|
//if ($data->poll) {
|
|
// foreach ($data->poll as $poll)
|
|
// print_r($poll);
|
|
// die("poll!\n");
|
|
//}
|
|
|
|
/// @todo enable support for events
|
|
|
|
$datarray['uid'] = $importer['uid'];
|
|
$datarray['contact-id'] = $contact['id'];
|
|
$datarray['network'] = Protocol::DIASPORA;
|
|
|
|
$datarray['author-link'] = $contact['url'];
|
|
$datarray['author-id'] = Contact::getIdForURL($contact['url'], 0);
|
|
|
|
$datarray['owner-link'] = $datarray['author-link'];
|
|
$datarray['owner-id'] = $datarray['author-id'];
|
|
|
|
$datarray['verb'] = Activity::POST;
|
|
$datarray['gravity'] = Item::GRAVITY_PARENT;
|
|
|
|
$datarray['protocol'] = Conversation::PARCEL_DIASPORA;
|
|
$datarray['source'] = $xml;
|
|
|
|
$datarray = self::setDirection($datarray, $direction);
|
|
|
|
$datarray['body'] = self::replacePeopleGuid($body, $contact['url']);
|
|
$datarray['raw-body'] = self::replacePeopleGuid($raw_body, $contact['url']);
|
|
|
|
self::storeMentions($datarray['uri-id'], $text);
|
|
Tag::storeRawTagsFromBody($datarray['uri-id'], $datarray['body']);
|
|
|
|
if (!self::isSolicitedMessage($datarray, $author, $body, $direction)) {
|
|
DBA::delete('item-uri', ['uri' => $datarray['uri']]);
|
|
return false;
|
|
}
|
|
|
|
if ($provider_display_name != '') {
|
|
$datarray['app'] = $provider_display_name;
|
|
}
|
|
|
|
$datarray['plink'] = self::plink($author, $guid);
|
|
$datarray['private'] = (($public == 'false') ? Item::PRIVATE : Item::PUBLIC);
|
|
$datarray['changed'] = $datarray['created'] = $datarray['edited'] = $created_at;
|
|
|
|
if (isset($address['address'])) {
|
|
$datarray['location'] = $address['address'];
|
|
}
|
|
|
|
if (isset($address['lat']) && isset($address['lng'])) {
|
|
$datarray['coord'] = $address['lat'] . ' ' . $address['lng'];
|
|
}
|
|
|
|
self::fetchGuid($datarray);
|
|
|
|
if (Item::isTooOld($datarray)) {
|
|
Logger::info('Status is too old', ['created' => $datarray['created'], 'uid' => $datarray['uid'], 'guid' => $datarray['guid']]);
|
|
return false;
|
|
}
|
|
|
|
$message_id = Item::insert($datarray);
|
|
|
|
self::sendParticipation($contact, $datarray);
|
|
|
|
if ($message_id) {
|
|
Logger::info('Stored item ' . $datarray['guid'] . ' with message id ' . $message_id);
|
|
if ($datarray['uid'] == 0) {
|
|
Item::distribute($message_id);
|
|
}
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/* ************************************************************************************** *
|
|
* Here are all the functions that are needed to transmit data with the Diaspora protocol *
|
|
* ************************************************************************************** */
|
|
|
|
/**
|
|
* returnes the handle of a contact
|
|
*
|
|
* @param array $contact contact array
|
|
*
|
|
* @return string the handle in the format user@domain.tld
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
*/
|
|
private static function myHandle(array $contact): string
|
|
{
|
|
if (!empty($contact['addr'])) {
|
|
return $contact['addr'];
|
|
}
|
|
|
|
// Normally we should have a filled "addr" field - but in the past this wasn't the case
|
|
// So - just in case - we build the the address here.
|
|
if ($contact['nickname'] != '') {
|
|
$nick = $contact['nickname'];
|
|
} else {
|
|
$nick = $contact['nick'];
|
|
}
|
|
|
|
return $nick . '@' . substr(DI::baseUrl(), strpos(DI::baseUrl(), '://') + 3);
|
|
}
|
|
|
|
|
|
/**
|
|
* Creates the data for a private message in the new format
|
|
*
|
|
* @param string $msg The message that is to be transmitted
|
|
* @param array $user The record of the sender
|
|
* @param array $contact Target of the communication
|
|
* @param string $prvkey The private key of the sender
|
|
* @param string $pubkey The public key of the receiver
|
|
*
|
|
* @return string The encrypted data
|
|
* @throws \Exception
|
|
*/
|
|
public static function encodePrivateData(string $msg, array $user, array $contact, string $prvkey, string $pubkey): string
|
|
{
|
|
Logger::debug('Message: ' . $msg);
|
|
|
|
// without a public key nothing will work
|
|
if (!$pubkey) {
|
|
Logger::notice('pubkey missing: contact id: ' . $contact['id']);
|
|
return false;
|
|
}
|
|
|
|
$aes_key = random_bytes(32);
|
|
$b_aes_key = base64_encode($aes_key);
|
|
$iv = random_bytes(16);
|
|
$b_iv = base64_encode($iv);
|
|
|
|
$ciphertext = self::aesEncrypt($aes_key, $iv, $msg);
|
|
|
|
$json = json_encode(['iv' => $b_iv, 'key' => $b_aes_key]);
|
|
|
|
$encrypted_key_bundle = '';
|
|
if (!@openssl_public_encrypt($json, $encrypted_key_bundle, $pubkey)) {
|
|
return false;
|
|
}
|
|
|
|
$json_object = json_encode(
|
|
[
|
|
'aes_key' => base64_encode($encrypted_key_bundle),
|
|
'encrypted_magic_envelope' => base64_encode($ciphertext)
|
|
]
|
|
);
|
|
|
|
return $json_object;
|
|
}
|
|
|
|
/**
|
|
* Creates the envelope for the "fetch" endpoint and for the new format
|
|
*
|
|
* @param string $msg The message that is to be transmitted
|
|
* @param array $user The record of the sender
|
|
*
|
|
* @return string The envelope
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
*/
|
|
public static function buildMagicEnvelope(string $msg, array $user): string
|
|
{
|
|
$b64url_data = Strings::base64UrlEncode($msg);
|
|
$data = str_replace(["\n", "\r", " ", "\t"], ['', '', '', ''], $b64url_data);
|
|
|
|
$key_id = Strings::base64UrlEncode(self::myHandle($user));
|
|
$type = 'application/xml';
|
|
$encoding = 'base64url';
|
|
$alg = 'RSA-SHA256';
|
|
$signable_data = $data . '.' . Strings::base64UrlEncode($type) . '.' . Strings::base64UrlEncode($encoding) . '.' . Strings::base64UrlEncode($alg);
|
|
|
|
// Fallback if the private key wasn't transmitted in the expected field
|
|
if ($user['uprvkey'] == '') {
|
|
$user['uprvkey'] = $user['prvkey'];
|
|
}
|
|
|
|
$signature = Crypto::rsaSign($signable_data, $user['uprvkey']);
|
|
$sig = Strings::base64UrlEncode($signature);
|
|
|
|
$xmldata = [
|
|
'me:env' => [
|
|
'me:data' => $data,
|
|
'@attributes' => ['type' => $type],
|
|
'me:encoding' => $encoding,
|
|
'me:alg' => $alg,
|
|
'me:sig' => $sig,
|
|
'@attributes2' => ['key_id' => $key_id]
|
|
]
|
|
];
|
|
|
|
$namespaces = ['me' => ActivityNamespace::SALMON_ME];
|
|
|
|
return XML::fromArray($xmldata, $dummy, false, $namespaces);
|
|
}
|
|
|
|
/**
|
|
* Create the envelope for a message
|
|
*
|
|
* @param string $msg The message that is to be transmitted
|
|
* @param array $user The record of the sender
|
|
* @param array $contact Target of the communication
|
|
* @param string $prvkey The private key of the sender
|
|
* @param string $pubkey The public key of the receiver
|
|
* @param bool $public Is the message public?
|
|
*
|
|
* @return string The message that will be transmitted to other servers
|
|
* @throws \Exception
|
|
*/
|
|
public static function buildMessage(string $msg, array $user, array $contact, string $prvkey, string $pubkey, bool $public = false): string
|
|
{
|
|
// The message is put into an envelope with the sender's signature
|
|
$envelope = self::buildMagicEnvelope($msg, $user);
|
|
|
|
// Private messages are put into a second envelope, encrypted with the receivers public key
|
|
if (!$public) {
|
|
$envelope = self::encodePrivateData($envelope, $user, $contact, $prvkey, $pubkey);
|
|
}
|
|
|
|
return $envelope;
|
|
}
|
|
|
|
/**
|
|
* Creates a signature for a message
|
|
*
|
|
* @param array $owner the array of the owner of the message
|
|
* @param array $message The message that is to be signed
|
|
*
|
|
* @return string The signature
|
|
*/
|
|
private static function signature(array $owner, array $message): string
|
|
{
|
|
$sigmsg = $message;
|
|
unset($sigmsg['author_signature']);
|
|
unset($sigmsg['parent_author_signature']);
|
|
|
|
$signed_text = implode(';', $sigmsg);
|
|
|
|
return base64_encode(Crypto::rsaSign($signed_text, $owner['uprvkey'], 'sha256'));
|
|
}
|
|
|
|
/**
|
|
* Transmit a message to a target server
|
|
*
|
|
* @param array $owner the array of the item owner
|
|
* @param array $contact Target of the communication
|
|
* @param string $envelope The message that is to be transmitted
|
|
* @param bool $public_batch Is it a public post?
|
|
* @param string $guid message guid
|
|
*
|
|
* @return int Result of the transmission
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
private static function transmit(array $owner, array $contact, string $envelope, bool $public_batch, string $guid = ''): int
|
|
{
|
|
$enabled = intval(DI::config()->get('system', 'diaspora_enabled'));
|
|
if (!$enabled) {
|
|
return 200;
|
|
}
|
|
|
|
$logid = Strings::getRandomHex(4);
|
|
|
|
// We always try to use the data from the diaspora-contact table.
|
|
// This is important for transmitting data to Friendica servers.
|
|
try {
|
|
$target = DI::dsprContact()->getByAddr(WebFingerUri::fromString($contact['addr']));
|
|
$dest_url = $public_batch ? $target->batch : $target->notify;
|
|
} catch (HTTPException\NotFoundException | \InvalidArgumentException $e) {
|
|
}
|
|
|
|
if (empty($dest_url)) {
|
|
$dest_url = ($public_batch ? $contact['batch'] : $contact['notify']);
|
|
}
|
|
|
|
if (!$dest_url) {
|
|
Logger::notice('No URL for contact: ' . $contact['id'] . ' batch mode =' . $public_batch);
|
|
return 0;
|
|
}
|
|
|
|
Logger::info('transmit: ' . $logid . '-' . $guid . ' ' . $dest_url);
|
|
|
|
if (!intval(DI::config()->get('system', 'diaspora_test'))) {
|
|
$content_type = (($public_batch) ? 'application/magic-envelope+xml' : 'application/json');
|
|
|
|
$postResult = DI::httpClient()->post($dest_url . '/', $envelope, ['Content-Type' => $content_type]);
|
|
$return_code = $postResult->getReturnCode();
|
|
} else {
|
|
Logger::notice('test_mode');
|
|
return 200;
|
|
}
|
|
|
|
if (!empty($contact['gsid']) && (empty($return_code) || $postResult->isTimeout())) {
|
|
GServer::setFailureById($contact['gsid']);
|
|
} elseif (!empty($contact['gsid']) && ($return_code >= 200) && ($return_code <= 299)) {
|
|
GServer::setReachableById($contact['gsid'], Protocol::DIASPORA);
|
|
}
|
|
|
|
Logger::info('transmit: ' . $logid . '-' . $guid . ' to ' . $dest_url . ' returns: ' . $return_code);
|
|
|
|
return $return_code ? $return_code : -1;
|
|
}
|
|
|
|
|
|
/**
|
|
* Build the post xml
|
|
*
|
|
* @param string $type The message type
|
|
* @param array $message The message data
|
|
*
|
|
* @return string The post XML
|
|
* @throws \Exception
|
|
*/
|
|
public static function buildPostXml(string $type, array $message): string
|
|
{
|
|
return XML::fromArray([$type => $message]);
|
|
}
|
|
|
|
/**
|
|
* Builds and transmit messages
|
|
*
|
|
* @param array $owner the array of the item owner
|
|
* @param array $contact Target of the communication
|
|
* @param string $type The message type
|
|
* @param array $message The message data
|
|
* @param bool $public_batch Is it a public post?
|
|
* @param string $guid message guid
|
|
*
|
|
* @return int Result of the transmission
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
private static function buildAndTransmit(array $owner, array $contact, string $type, array $message, bool $public_batch = false, string $guid = '')
|
|
{
|
|
$msg = self::buildPostXml($type, $message);
|
|
|
|
// Fallback if the private key wasn't transmitted in the expected field
|
|
if (empty($owner['uprvkey'])) {
|
|
$owner['uprvkey'] = $owner['prvkey'];
|
|
}
|
|
|
|
// When sending content to Friendica contacts using the Diaspora protocol
|
|
// we have to fetch the public key from the diaspora-contact.
|
|
// This is due to the fact that legacy DFRN had unique keys for every contact.
|
|
$pubkey = $contact['pubkey'];
|
|
if (!empty($contact['addr'])) {
|
|
try {
|
|
$pubkey = DI::dsprContact()->getByAddr(WebFingerUri::fromString($contact['addr']))->pubKey;
|
|
} catch (HTTPException\NotFoundException | \InvalidArgumentException $e) {
|
|
}
|
|
} else {
|
|
// The "addr" field should always be filled.
|
|
// If this isn't the case, it will raise a notice some lines later.
|
|
// And in the log we will see where it came from, and we can handle it there.
|
|
Logger::notice('Empty addr', ['contact' => $contact ?? [], 'callstack' => System::callstack(20)]);
|
|
}
|
|
|
|
$envelope = self::buildMessage($msg, $owner, $contact, $owner['uprvkey'], $pubkey ?? '', $public_batch);
|
|
|
|
$return_code = self::transmit($owner, $contact, $envelope, $public_batch, $guid);
|
|
|
|
Logger::info('Transmitted message', ['owner' => $owner['uid'], 'target' => $contact['addr'], 'type' => $type, 'guid' => $guid, 'result' => $return_code]);
|
|
|
|
return $return_code;
|
|
}
|
|
|
|
/**
|
|
* sends a participation (Used to get all further updates)
|
|
*
|
|
* @param array $contact Target of the communication
|
|
* @param array $item Item array
|
|
*
|
|
* @return int The result of the transmission
|
|
* @throws \Exception
|
|
*/
|
|
private static function sendParticipation(array $contact, array $item): int
|
|
{
|
|
// Don't send notifications for private postings
|
|
if ($item['private'] == Item::PRIVATE) {
|
|
return 0;
|
|
}
|
|
|
|
$cachekey = 'diaspora:sendParticipation:' . $item['guid'];
|
|
|
|
$result = DI::cache()->get($cachekey);
|
|
if (!is_null($result)) {
|
|
return -1;
|
|
}
|
|
|
|
// Fetch some user id to have a valid handle to transmit the participation.
|
|
// In fact it doesn't matter which user sends this - but it is needed by the protocol.
|
|
// If the item belongs to a user, we take this user id.
|
|
if ($item['uid'] == 0) {
|
|
// @todo Possibly use an administrator account?
|
|
$condition = [
|
|
'verified' => true, 'blocked' => false,
|
|
'account_removed' => false, 'account_expired' => false, 'account-type' => User::ACCOUNT_TYPE_PERSON
|
|
];
|
|
$first_user = DBA::selectFirst('user', ['uid'], $condition, ['order' => ['uid']]);
|
|
$owner = User::getOwnerDataById($first_user['uid']);
|
|
} else {
|
|
$owner = User::getOwnerDataById($item['uid']);
|
|
}
|
|
|
|
$author_handle = self::myHandle($owner);
|
|
|
|
$message = [
|
|
'author' => $author_handle,
|
|
'guid' => System::createUUID(),
|
|
'parent_type' => 'Post',
|
|
'parent_guid' => $item['guid']
|
|
];
|
|
|
|
Logger::info('Send participation for ' . $item['guid'] . ' by ' . $author_handle);
|
|
|
|
// It doesn't matter what we store, we only want to avoid sending repeated notifications for the same item
|
|
DI::cache()->set($cachekey, $item['guid'], Duration::QUARTER_HOUR);
|
|
|
|
return self::buildAndTransmit($owner, $contact, 'participation', $message);
|
|
}
|
|
|
|
/**
|
|
* sends an account migration
|
|
*
|
|
* @param array $owner the array of the item owner
|
|
* @param array $contact Target of the communication
|
|
* @param int $uid User ID
|
|
*
|
|
* @return int The result of the transmission
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
public static function sendAccountMigration(array $owner, array $contact, int $uid): int
|
|
{
|
|
$old_handle = DI::pConfig()->get($uid, 'system', 'previous_addr');
|
|
$profile = self::createProfileData($uid);
|
|
|
|
$signed_text = 'AccountMigration:' . $old_handle . ':' . $profile['author'];
|
|
$signature = base64_encode(Crypto::rsaSign($signed_text, $owner['uprvkey'], 'sha256'));
|
|
|
|
$message = [
|
|
'author' => $old_handle,
|
|
'profile' => $profile,
|
|
'signature' => $signature
|
|
];
|
|
|
|
Logger::info('Send account migration', ['msg' => $message]);
|
|
|
|
return self::buildAndTransmit($owner, $contact, 'account_migration', $message);
|
|
}
|
|
|
|
/**
|
|
* Sends a "share" message
|
|
*
|
|
* @param array $owner the array of the item owner
|
|
* @param array $contact Target of the communication
|
|
*
|
|
* @return int The result of the transmission
|
|
* @throws \Exception
|
|
*/
|
|
public static function sendShare(array $owner, array $contact): int
|
|
{
|
|
/**
|
|
* @todo support the different possible combinations of "following" and "sharing"
|
|
* Currently, Diaspora only interprets the "sharing" field
|
|
*
|
|
* Before switching this code productive, we have to check all "sendShare" calls if "rel" is set correctly
|
|
*/
|
|
|
|
/*
|
|
switch ($contact["rel"]) {
|
|
case Contact::FRIEND:
|
|
$following = true;
|
|
$sharing = true;
|
|
|
|
case Contact::SHARING:
|
|
$following = false;
|
|
$sharing = true;
|
|
|
|
case Contact::FOLLOWER:
|
|
$following = true;
|
|
$sharing = false;
|
|
}
|
|
*/
|
|
|
|
$message = [
|
|
'author' => self::myHandle($owner),
|
|
'recipient' => $contact['addr'],
|
|
'following' => 'true',
|
|
'sharing' => 'true'
|
|
];
|
|
|
|
Logger::info('Send share', ['msg' => $message]);
|
|
|
|
return self::buildAndTransmit($owner, $contact, 'contact', $message);
|
|
}
|
|
|
|
/**
|
|
* sends an "unshare"
|
|
*
|
|
* @param array $owner the array of the item owner
|
|
* @param array $contact Target of the communication
|
|
*
|
|
* @return int The result of the transmission
|
|
* @throws \Exception
|
|
*/
|
|
public static function sendUnshare(array $owner, array $contact): int
|
|
{
|
|
$message = [
|
|
'author' => self::myHandle($owner),
|
|
'recipient' => $contact['addr'],
|
|
'following' => 'false',
|
|
'sharing' => 'false'
|
|
];
|
|
|
|
Logger::info('Send unshare', ['msg' => $message]);
|
|
|
|
return self::buildAndTransmit($owner, $contact, 'contact', $message);
|
|
}
|
|
|
|
/**
|
|
* Fetch reshare details
|
|
*
|
|
* @param array $item The message body that is to be check
|
|
*
|
|
* @return array Reshare details (empty if the item is no reshare)
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
public static function getReshareDetails(array $item): array
|
|
{
|
|
$reshared = DI::contentItem()->getSharedPost($item, ['guid', 'network', 'author-addr']);
|
|
if (empty($reshared)) {
|
|
return [];
|
|
}
|
|
|
|
// Skip if it isn't a pure repeated messages or not a real reshare
|
|
if (!empty($reshared['comment']) || !in_array($reshared['post']['network'], [Protocol::DFRN, Protocol::DIASPORA])) {
|
|
return [];
|
|
}
|
|
|
|
return [
|
|
'root_handle' => strtolower($reshared['post']['author-addr']),
|
|
'root_guid' => $reshared['post']['guid'],
|
|
];
|
|
}
|
|
|
|
/**
|
|
* Create an event array
|
|
*
|
|
* @param integer $event_id The id of the event
|
|
*
|
|
* @return array with event data
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
*/
|
|
private static function buildEvent(string $event_id): array
|
|
{
|
|
$event = DBA::selectFirst('event', [], ['id' => $event_id]);
|
|
if (!DBA::isResult($event)) {
|
|
return [];
|
|
}
|
|
|
|
$eventdata = [];
|
|
|
|
$owner = User::getOwnerDataById($event['uid']);
|
|
if (!$owner) {
|
|
return [];
|
|
}
|
|
|
|
$eventdata['author'] = self::myHandle($owner);
|
|
|
|
if ($event['guid']) {
|
|
$eventdata['guid'] = $event['guid'];
|
|
}
|
|
|
|
$mask = DateTimeFormat::ATOM;
|
|
|
|
/// @todo - establish "all day" events in Friendica
|
|
$eventdata['all_day'] = 'false';
|
|
|
|
$eventdata['timezone'] = 'UTC';
|
|
|
|
if ($event['start']) {
|
|
$eventdata['start'] = DateTimeFormat::utc($event['start'], $mask);
|
|
}
|
|
if ($event['finish'] && !$event['nofinish']) {
|
|
$eventdata['end'] = DateTimeFormat::utc($event['finish'], $mask);
|
|
}
|
|
if ($event['summary']) {
|
|
$eventdata['summary'] = html_entity_decode(BBCode::toMarkdown($event['summary']));
|
|
}
|
|
if ($event['desc']) {
|
|
$eventdata['description'] = html_entity_decode(BBCode::toMarkdown($event['desc']));
|
|
}
|
|
if ($event['location']) {
|
|
$event['location'] = preg_replace("/\[map\](.*?)\[\/map\]/ism", '$1', $event['location']);
|
|
$coord = Map::getCoordinates($event['location']);
|
|
|
|
$location = [];
|
|
$location['address'] = html_entity_decode(BBCode::toMarkdown($event['location']));
|
|
if (!empty($coord['lat']) && !empty($coord['lon'])) {
|
|
$location['lat'] = $coord['lat'];
|
|
$location['lng'] = $coord['lon'];
|
|
} else {
|
|
$location['lat'] = 0;
|
|
$location['lng'] = 0;
|
|
}
|
|
$eventdata['location'] = $location;
|
|
}
|
|
|
|
return $eventdata;
|
|
}
|
|
|
|
/**
|
|
* Create a post (status message or reshare)
|
|
*
|
|
* @param array $item The item that will be exported
|
|
* @param array $owner the array of the item owner
|
|
*
|
|
* @return array
|
|
* 'type' -> Message type ("status_message" or "reshare")
|
|
* 'message' -> Array of XML elements of the status
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
public static function buildStatus(array $item, array $owner)
|
|
{
|
|
$cachekey = 'diaspora:buildStatus:' . $item['guid'];
|
|
|
|
$result = DI::cache()->get($cachekey);
|
|
if (!is_null($result)) {
|
|
return $result;
|
|
}
|
|
|
|
$myaddr = self::myHandle($owner);
|
|
|
|
$public = ($item['private'] == Item::PRIVATE ? 'false' : 'true');
|
|
$created = DateTimeFormat::utc($item['received'], DateTimeFormat::ATOM);
|
|
$edited = DateTimeFormat::utc($item['edited'] ?? $item['created'], DateTimeFormat::ATOM);
|
|
|
|
// Detect a share element and do a reshare
|
|
if (($item['private'] != Item::PRIVATE) && ($ret = self::getReshareDetails($item))) {
|
|
$message = [
|
|
'author' => $myaddr,
|
|
'guid' => $item['guid'],
|
|
'created_at' => $created,
|
|
'root_author' => $ret['root_handle'],
|
|
'root_guid' => $ret['root_guid'],
|
|
'provider_display_name' => $item['app'],
|
|
'public' => $public
|
|
];
|
|
|
|
$type = 'reshare';
|
|
} else {
|
|
$native_photos = DI::config()->get('diaspora', 'native_photos');
|
|
if ($native_photos) {
|
|
$item['body'] = Post\Media::removeFromEndOfBody($item['body']);
|
|
$attach_media = [Post\Media::AUDIO, Post\Media::VIDEO];
|
|
} else {
|
|
$attach_media = [Post\Media::AUDIO, Post\Media::IMAGE, Post\Media::VIDEO];
|
|
}
|
|
|
|
$title = $item['title'];
|
|
$body = Post\Media::addAttachmentsToBody($item['uri-id'], DI::contentItem()->addSharedPost($item), $attach_media);
|
|
$body = Post\Media::addHTMLLinkToBody($item['uri-id'], $body);
|
|
|
|
// Fetch the title from an attached link - if there is one
|
|
if (empty($item['title']) && DI::pConfig()->get($owner['uid'], 'system', 'attach_link_title')) {
|
|
$media = Post\Media::getByURIId($item['uri-id'], [Post\Media::HTML]);
|
|
if (!empty($media) && !empty($media[0]['name']) && ($media[0]['name'] != $media[0]['url'])) {
|
|
$title = $media[0]['name'];
|
|
}
|
|
}
|
|
|
|
// convert to markdown
|
|
$body = html_entity_decode(BBCode::toMarkdown($body));
|
|
|
|
// Adding the title
|
|
if (strlen($title)) {
|
|
$body = '### ' . html_entity_decode($title) . "\n\n" . $body;
|
|
}
|
|
|
|
$attachments = Post\Media::getByURIId($item['uri-id'], [Post\Media::DOCUMENT, Post\Media::TORRENT]);
|
|
if (!empty($attachments)) {
|
|
$body .= "\n[hr]\n";
|
|
foreach ($attachments as $attachment) {
|
|
$body .= "[" . $attachment['description'] . "](" . $attachment['url'] . ")\n";
|
|
}
|
|
}
|
|
|
|
$location = [];
|
|
|
|
if ($item['location'] != '')
|
|
$location['address'] = $item['location'];
|
|
|
|
if ($item['coord'] != '') {
|
|
$coord = explode(' ', $item['coord']);
|
|
$location['lat'] = $coord[0];
|
|
$location['lng'] = $coord[1];
|
|
}
|
|
|
|
$message = [
|
|
'author' => $myaddr,
|
|
'guid' => $item['guid'],
|
|
'created_at' => $created,
|
|
'edited_at' => $edited,
|
|
'public' => $public,
|
|
'text' => $body,
|
|
'provider_display_name' => $item['app'],
|
|
'location' => $location
|
|
];
|
|
|
|
if ($native_photos) {
|
|
$message = self::addPhotos($item, $message);
|
|
}
|
|
|
|
// Diaspora rejects messages when they contain a location without "lat" or "lng"
|
|
if (!isset($location['lat']) || !isset($location['lng'])) {
|
|
unset($message['location']);
|
|
}
|
|
|
|
if ($item['event-id'] > 0) {
|
|
$event = self::buildEvent($item['event-id']);
|
|
if (count($event)) {
|
|
$message['event'] = $event;
|
|
|
|
if (
|
|
!empty($event['location']['address']) &&
|
|
!empty($event['location']['lat']) &&
|
|
!empty($event['location']['lng'])
|
|
) {
|
|
$message['location'] = $event['location'];
|
|
}
|
|
|
|
/// @todo Once Diaspora supports it, we will remove the body and the location hack above
|
|
// $message['text'] = '';
|
|
}
|
|
}
|
|
|
|
$type = 'status_message';
|
|
}
|
|
|
|
$msg = [
|
|
'type' => $type,
|
|
'message' => $message
|
|
];
|
|
|
|
DI::cache()->set($cachekey, $msg, Duration::QUARTER_HOUR);
|
|
|
|
return $msg;
|
|
}
|
|
|
|
/**
|
|
* Add photo elements to the message array
|
|
*
|
|
* @param array $item
|
|
* @param array $message
|
|
* @return array
|
|
*/
|
|
private static function addPhotos(array $item, array $message): array
|
|
{
|
|
$medias = Post\Media::getByURIId($item['uri-id'], [Post\Media::IMAGE]);
|
|
$public = ($item['private'] == Item::PRIVATE ? 'false' : 'true');
|
|
|
|
$counter = 0;
|
|
foreach ($medias as $media) {
|
|
if (Item::containsLink($item['body'], $media['preview'] ?? $media['url'], $media['type'])) {
|
|
continue;
|
|
}
|
|
|
|
$name = basename($media['url']);
|
|
$path = str_replace($name, '', $media['url']);
|
|
|
|
$message[++$counter . ':photo'] = [
|
|
'guid' => Item::guid(['uri' => $media['url']], false),
|
|
'author' => $item['author-addr'],
|
|
'public' => $public,
|
|
'created_at' => $item['created'],
|
|
'remote_photo_path' => $path,
|
|
'remote_photo_name' => $name,
|
|
'status_message_guid' => $item['guid'],
|
|
'height' => $media['height'],
|
|
'width' => $media['width'],
|
|
'text' => $media['description'],
|
|
];
|
|
}
|
|
|
|
return $message;
|
|
}
|
|
|
|
private static function prependParentAuthorMention(string $body, string $profile_url): string
|
|
{
|
|
$profile = Contact::getByURL($profile_url, false, ['addr', 'name']);
|
|
if (
|
|
!empty($profile['addr'])
|
|
&& !strstr($body, $profile['addr'])
|
|
&& !strstr($body, $profile_url)
|
|
) {
|
|
$body = '@[url=' . $profile_url . ']' . $profile['name'] . '[/url] ' . $body;
|
|
}
|
|
|
|
return $body;
|
|
}
|
|
|
|
/**
|
|
* Sends a post
|
|
*
|
|
* @param array $item The item that will be exported
|
|
* @param array $owner the array of the item owner
|
|
* @param array $contact Target of the communication
|
|
* @param bool $public_batch Is it a public post?
|
|
*
|
|
* @return int The result of the transmission
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
public static function sendStatus(array $item, array $owner, array $contact, bool $public_batch = false): int
|
|
{
|
|
$status = self::buildStatus($item, $owner);
|
|
|
|
return self::buildAndTransmit($owner, $contact, $status['type'], $status['message'], $public_batch, $item['guid']);
|
|
}
|
|
|
|
/**
|
|
* Creates a "like" object
|
|
*
|
|
* @param array $item The item that will be exported
|
|
* @param array $owner the array of the item owner
|
|
*
|
|
* @return array|bool The data for a "like" or false on error
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
*/
|
|
private static function constructLike(array $item, array $owner)
|
|
{
|
|
$parent = Post::selectFirst(['guid', 'uri', 'thr-parent'], ['uri' => $item['thr-parent']]);
|
|
if (!DBA::isResult($parent)) {
|
|
return false;
|
|
}
|
|
|
|
$target_type = ($parent['uri'] === $parent['thr-parent'] ? 'Post' : 'Comment');
|
|
$positive = null;
|
|
if ($item['verb'] === Activity::LIKE) {
|
|
$positive = 'true';
|
|
} elseif ($item['verb'] === Activity::DISLIKE) {
|
|
$positive = 'false';
|
|
}
|
|
|
|
return [
|
|
'author' => self::myHandle($owner),
|
|
'guid' => $item['guid'],
|
|
'parent_guid' => $parent['guid'],
|
|
'parent_type' => $target_type,
|
|
'positive' => $positive,
|
|
'author_signature' => '',
|
|
];
|
|
}
|
|
|
|
/**
|
|
* Creates an "EventParticipation" object
|
|
*
|
|
* @param array $item The item that will be exported
|
|
* @param array $owner the array of the item owner
|
|
*
|
|
* @return array|bool The data for an "EventParticipation" or false on error
|
|
* @throws \Exception
|
|
*/
|
|
private static function constructAttend(array $item, array $owner)
|
|
{
|
|
$parent = Post::selectFirst(['guid'], ['uri' => $item['thr-parent']]);
|
|
if (!DBA::isResult($parent)) {
|
|
return false;
|
|
}
|
|
|
|
switch ($item['verb']) {
|
|
case Activity::ATTEND:
|
|
$attend_answer = 'accepted';
|
|
break;
|
|
case Activity::ATTENDNO:
|
|
$attend_answer = 'declined';
|
|
break;
|
|
case Activity::ATTENDMAYBE:
|
|
$attend_answer = 'tentative';
|
|
break;
|
|
default:
|
|
Logger::warning('Unknown verb ' . $item['verb'] . ' in item ' . $item['guid']);
|
|
return false;
|
|
}
|
|
|
|
return [
|
|
'author' => self::myHandle($owner),
|
|
'guid' => $item['guid'],
|
|
'parent_guid' => $parent['guid'],
|
|
'status' => $attend_answer,
|
|
'author_signature' => ''
|
|
];
|
|
}
|
|
|
|
/**
|
|
* Creates the object for a comment
|
|
*
|
|
* @param array $item The item that will be exported
|
|
* @param array $owner the array of the item owner
|
|
*
|
|
* @return array|false The data for a comment
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
*/
|
|
private static function constructComment(array $item, array $owner)
|
|
{
|
|
$cachekey = 'diaspora:constructComment:' . $item['guid'];
|
|
|
|
$result = DI::cache()->get($cachekey);
|
|
if (!is_null($result)) {
|
|
return $result;
|
|
}
|
|
|
|
$toplevel_item = Post::selectFirst(['guid', 'author-id', 'author-link', 'gravity'], ['id' => $item['parent'], 'parent' => $item['parent']]);
|
|
if (!DBA::isResult($toplevel_item)) {
|
|
Logger::error('Missing parent conversation item', ['parent' => $item['parent']]);
|
|
return false;
|
|
}
|
|
|
|
$thread_parent_item = $toplevel_item;
|
|
if ($item['thr-parent'] != $item['parent-uri']) {
|
|
$thread_parent_item = Post::selectFirst(['guid', 'author-id', 'author-link', 'gravity'], ['uri' => $item['thr-parent'], 'uid' => $item['uid']]);
|
|
}
|
|
|
|
$body = Post\Media::addAttachmentsToBody($item['uri-id'], DI::contentItem()->addSharedPost($item));
|
|
$body = Post\Media::addHTMLLinkToBody($item['uri-id'], $body);
|
|
|
|
// The replied to autor mention is prepended for clarity if:
|
|
// - Item replied isn't yours
|
|
// - Item is public or explicit mentions are disabled
|
|
// - Implicit mentions are enabled
|
|
if (
|
|
$item['author-id'] != $thread_parent_item['author-id']
|
|
&& ($thread_parent_item['gravity'] != Item::GRAVITY_PARENT)
|
|
&& (empty($item['uid']) || !Feature::isEnabled($item['uid'], 'explicit_mentions'))
|
|
&& !DI::config()->get('system', 'disable_implicit_mentions')
|
|
) {
|
|
$body = self::prependParentAuthorMention($body, $thread_parent_item['author-link']);
|
|
}
|
|
|
|
$text = html_entity_decode(BBCode::toMarkdown($body));
|
|
$created = DateTimeFormat::utc($item['created'], DateTimeFormat::ATOM);
|
|
$edited = DateTimeFormat::utc($item['edited'], DateTimeFormat::ATOM);
|
|
|
|
$comment = [
|
|
'author' => self::myHandle($owner),
|
|
'guid' => $item['guid'],
|
|
'created_at' => $created,
|
|
'edited_at' => $edited,
|
|
'parent_guid' => $toplevel_item['guid'],
|
|
'text' => $text,
|
|
'author_signature' => '',
|
|
];
|
|
|
|
// Send the thread parent guid only if it is a threaded comment
|
|
if ($item['thr-parent'] != $item['parent-uri']) {
|
|
$comment['thread_parent_guid'] = $thread_parent_item['guid'];
|
|
}
|
|
|
|
DI::cache()->set($cachekey, $comment, Duration::QUARTER_HOUR);
|
|
|
|
return $comment;
|
|
}
|
|
|
|
/**
|
|
* Send a like or a comment
|
|
*
|
|
* @param array $item The item that will be exported
|
|
* @param array $owner the array of the item owner
|
|
* @param array $contact Target of the communication
|
|
* @param bool $public_batch Is it a public post?
|
|
*
|
|
* @return int The result of the transmission
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
public static function sendFollowup(array $item, array $owner, array $contact, bool $public_batch = false): int
|
|
{
|
|
if (in_array($item['verb'], [Activity::ATTEND, Activity::ATTENDNO, Activity::ATTENDMAYBE])) {
|
|
$message = self::constructAttend($item, $owner);
|
|
$type = 'event_participation';
|
|
} elseif (in_array($item['verb'], [Activity::LIKE, Activity::DISLIKE])) {
|
|
$message = self::constructLike($item, $owner);
|
|
$type = 'like';
|
|
} elseif (!in_array($item['verb'], [Activity::FOLLOW, Activity::TAG])) {
|
|
$message = self::constructComment($item, $owner);
|
|
$type = 'comment';
|
|
}
|
|
|
|
if (empty($message)) {
|
|
return -1;
|
|
}
|
|
|
|
$message['author_signature'] = self::signature($owner, $message);
|
|
|
|
return self::buildAndTransmit($owner, $contact, $type, $message, $public_batch, $item['guid']);
|
|
}
|
|
|
|
/**
|
|
* Relays messages (like, comment, retraction) to other servers if we are the thread owner
|
|
*
|
|
* @param array $item The item that will be exported
|
|
* @param array $owner the array of the item owner
|
|
* @param array $contact Target of the communication
|
|
* @param bool $public_batch Is it a public post?
|
|
*
|
|
* @return int The result of the transmission
|
|
* @throws \Exception
|
|
*/
|
|
public static function sendRelay(array $item, array $owner, array $contact, bool $public_batch = false): int
|
|
{
|
|
if ($item['deleted']) {
|
|
return self::sendRetraction($item, $owner, $contact, $public_batch, true);
|
|
} elseif (in_array($item['verb'], [Activity::LIKE, Activity::DISLIKE])) {
|
|
$type = 'like';
|
|
} else {
|
|
$type = 'comment';
|
|
}
|
|
|
|
Logger::info('Got relayable data ' . $type . ' for item ' . $item['guid'] . ' (' . $item['id'] . ')');
|
|
|
|
$msg = json_decode($item['signed_text'] ?? '', true);
|
|
|
|
$message = [];
|
|
if (is_array($msg)) {
|
|
foreach ($msg as $field => $data) {
|
|
if (!$item['deleted']) {
|
|
if ($field == 'diaspora_handle') {
|
|
$field = 'author';
|
|
}
|
|
if ($field == 'target_type') {
|
|
$field = 'parent_type';
|
|
}
|
|
}
|
|
|
|
$message[$field] = $data;
|
|
}
|
|
} else {
|
|
Logger::info('Signature text for item ' . $item['guid'] . ' (' . $item['id'] . ') could not be extracted: ' . $item['signed_text']);
|
|
}
|
|
|
|
$message['parent_author_signature'] = self::signature($owner, $message);
|
|
|
|
Logger::info('Relayed data', ['msg' => $message]);
|
|
|
|
return self::buildAndTransmit($owner, $contact, $type, $message, $public_batch, $item['guid']);
|
|
}
|
|
|
|
/**
|
|
* Sends a retraction (deletion) of a message, like or comment
|
|
*
|
|
* @param array $item The item that will be exported
|
|
* @param array $owner the array of the item owner
|
|
* @param array $contact Target of the communication
|
|
* @param bool $public_batch Is it a public post?
|
|
* @param bool $relay Is the retraction transmitted from a relay?
|
|
*
|
|
* @return int The result of the transmission
|
|
* @throws \Exception
|
|
*/
|
|
public static function sendRetraction(array $item, array $owner, array $contact, bool $public_batch = false, bool $relay = false): int
|
|
{
|
|
$itemaddr = strtolower($item['author-addr']);
|
|
|
|
$msg_type = 'retraction';
|
|
|
|
if ($item['gravity'] == Item::GRAVITY_PARENT) {
|
|
$target_type = 'Post';
|
|
} elseif (in_array($item['verb'], [Activity::LIKE, Activity::DISLIKE])) {
|
|
$target_type = 'Like';
|
|
} else {
|
|
$target_type = 'Comment';
|
|
}
|
|
|
|
$message = [
|
|
'author' => $itemaddr,
|
|
'target_guid' => $item['guid'],
|
|
'target_type' => $target_type
|
|
];
|
|
|
|
Logger::info('Got message', ['msg' => $message]);
|
|
|
|
return self::buildAndTransmit($owner, $contact, $msg_type, $message, $public_batch, $item['guid']);
|
|
}
|
|
|
|
/**
|
|
* Sends a mail
|
|
*
|
|
* @param array $item The item that will be exported
|
|
* @param array $owner The owner
|
|
* @param array $contact Target of the communication
|
|
*
|
|
* @return int The result of the transmission
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
public static function sendMail(array $item, array $owner, array $contact): int
|
|
{
|
|
$myaddr = self::myHandle($owner);
|
|
|
|
$cnv = DBA::selectFirst('conv', [], ['id' => $item['convid'], 'uid' => $item['uid']]);
|
|
if (!DBA::isResult($cnv)) {
|
|
Logger::notice('Conversation not found.');
|
|
return -1;
|
|
}
|
|
|
|
$body = BBCode::toMarkdown($item['body']);
|
|
$created = DateTimeFormat::utc($item['created'], DateTimeFormat::ATOM);
|
|
|
|
$msg = [
|
|
'author' => $myaddr,
|
|
'guid' => $item['guid'],
|
|
'conversation_guid' => $cnv['guid'],
|
|
'text' => $body,
|
|
'created_at' => $created,
|
|
];
|
|
|
|
if ($item['reply']) {
|
|
$message = $msg;
|
|
$type = 'message';
|
|
} else {
|
|
$message = [
|
|
'author' => $cnv['creator'],
|
|
'guid' => $cnv['guid'],
|
|
'subject' => $cnv['subject'],
|
|
'created_at' => DateTimeFormat::utc($cnv['created'], DateTimeFormat::ATOM),
|
|
'participants' => $cnv['recips'],
|
|
'message' => $msg
|
|
];
|
|
|
|
$type = 'conversation';
|
|
}
|
|
|
|
return self::buildAndTransmit($owner, $contact, $type, $message, false, $item['guid']);
|
|
}
|
|
|
|
/**
|
|
* Split a name into first name and last name
|
|
*
|
|
* @param string $name The name
|
|
*
|
|
* @return array The array with "first" and "last"
|
|
*/
|
|
public static function splitName(string $name): array
|
|
{
|
|
$name = trim($name);
|
|
|
|
// Is the name longer than 64 characters? Then cut the rest of it.
|
|
if (strlen($name) > 64) {
|
|
if ((strpos($name, ' ') <= 64) && (strpos($name, ' ') !== false)) {
|
|
$name = trim(substr($name, 0, strrpos(substr($name, 0, 65), ' ')));
|
|
} else {
|
|
$name = substr($name, 0, 64);
|
|
}
|
|
}
|
|
|
|
// Take the first word as first name
|
|
$first = ((strpos($name, ' ') ? trim(substr($name, 0, strpos($name, ' '))) : $name));
|
|
$last = (($first === $name) ? '' : trim(substr($name, strlen($first))));
|
|
if ((strlen($first) < 32) && (strlen($last) < 32)) {
|
|
return ['first' => $first, 'last' => $last];
|
|
}
|
|
|
|
// Take the last word as last name
|
|
$first = ((strrpos($name, ' ') ? trim(substr($name, 0, strrpos($name, ' '))) : $name));
|
|
$last = (($first === $name) ? '' : trim(substr($name, strlen($first))));
|
|
|
|
if ((strlen($first) < 32) && (strlen($last) < 32)) {
|
|
return ['first' => $first, 'last' => $last];
|
|
}
|
|
|
|
// Take the first 32 characters if there is no space in the first 32 characters
|
|
if ((strpos($name, ' ') > 32) || (strpos($name, ' ') === false)) {
|
|
$first = substr($name, 0, 32);
|
|
$last = substr($name, 32);
|
|
return ['first' => $first, 'last' => $last];
|
|
}
|
|
|
|
$first = trim(substr($name, 0, strrpos(substr($name, 0, 33), ' ')));
|
|
$last = (($first === $name) ? '' : trim(substr($name, strlen($first))));
|
|
|
|
// Check if the last name is longer than 32 characters
|
|
if (strlen($last) > 32) {
|
|
if (strpos($last, ' ') <= 32) {
|
|
$last = trim(substr($last, 0, strrpos(substr($last, 0, 33), ' ')));
|
|
} else {
|
|
$last = substr($last, 0, 32);
|
|
}
|
|
}
|
|
|
|
return ['first' => $first, 'last' => $last];
|
|
}
|
|
|
|
/**
|
|
* Create profile data
|
|
*
|
|
* @param int $uid The user id
|
|
*
|
|
* @return array The profile data
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
*/
|
|
private static function createProfileData(int $uid): array
|
|
{
|
|
$profile = DBA::selectFirst('owner-view', ['uid', 'addr', 'name', 'location', 'net-publish', 'dob', 'about', 'pub_keywords'], ['uid' => $uid]);
|
|
|
|
if (!DBA::isResult($profile)) {
|
|
return [];
|
|
}
|
|
|
|
$split_name = self::splitName($profile['name']);
|
|
|
|
$data = [
|
|
'author' => $profile['addr'],
|
|
'first_name' => $split_name['first'],
|
|
'last_name' => $split_name['last'],
|
|
'image_url' => DI::baseUrl() . '/photo/custom/300/' . $profile['uid'] . '.jpg',
|
|
'image_url_medium' => DI::baseUrl() . '/photo/custom/100/' . $profile['uid'] . '.jpg',
|
|
'image_url_small' => DI::baseUrl() . '/photo/custom/50/' . $profile['uid'] . '.jpg',
|
|
'searchable' => ($profile['net-publish'] ? 'true' : 'false'),
|
|
'birthday' => null,
|
|
'about' => null,
|
|
'location' => null,
|
|
'tag_string' => null,
|
|
'nsfw' => 'false',
|
|
];
|
|
|
|
if ($data['searchable'] === 'true') {
|
|
$data['birthday'] = '';
|
|
|
|
if ($profile['dob'] && ($profile['dob'] > '0000-00-00')) {
|
|
[$year, $month, $day] = sscanf($profile['dob'], '%4d-%2d-%2d');
|
|
if ($year < 1004) {
|
|
$year = 1004;
|
|
}
|
|
$data['birthday'] = DateTimeFormat::utc($year . '-' . $month . '-' . $day, 'Y-m-d');
|
|
}
|
|
|
|
$data['about'] = BBCode::toMarkdown($profile['about'] ?? '');
|
|
|
|
$data['location'] = $profile['location'];
|
|
$data['tag_string'] = '';
|
|
|
|
if ($profile['pub_keywords']) {
|
|
$kw = str_replace(',', ' ', $profile['pub_keywords']);
|
|
$kw = str_replace(' ', ' ', $kw);
|
|
$arr = explode(' ', $kw);
|
|
if (count($arr)) {
|
|
for ($x = 0; $x < 5; $x++) {
|
|
if (!empty($arr[$x])) {
|
|
$data['tag_string'] .= '#' . trim($arr[$x]) . ' ';
|
|
}
|
|
}
|
|
}
|
|
}
|
|
$data['tag_string'] = trim($data['tag_string']);
|
|
}
|
|
|
|
return $data;
|
|
}
|
|
|
|
/**
|
|
* Sends profile data
|
|
*
|
|
* @param int $uid The user id
|
|
* @param array $recipients optional, default empty array
|
|
*
|
|
* @return void
|
|
* @throws \Exception
|
|
*/
|
|
public static function sendProfile(int $uid, array $recipients = [])
|
|
{
|
|
if (!$uid) {
|
|
Logger::warning('Parameter "uid" is empty');
|
|
return;
|
|
}
|
|
|
|
$owner = User::getOwnerDataById($uid);
|
|
if (empty($owner)) {
|
|
Logger::warning('Cannot fetch User record', ['uid' => $uid]);
|
|
return;
|
|
}
|
|
|
|
if (empty($recipients)) {
|
|
Logger::debug('No recipients provided, fetching for user', ['uid' => $uid]);
|
|
$recipients = DBA::selectToArray('contact', [], ['network' => Protocol::DIASPORA, 'uid' => $uid, 'rel' => [Contact::FOLLOWER, Contact::FRIEND]]);
|
|
}
|
|
|
|
if (empty($recipients)) {
|
|
Logger::warning('Cannot fetch recipients', ['uid' => $uid]);
|
|
return;
|
|
}
|
|
|
|
$message = self::createProfileData($uid);
|
|
|
|
// @todo Split this into single worker jobs
|
|
foreach ($recipients as $recipient) {
|
|
Logger::info('Send updated profile data for user ' . $uid . ' to contact ' . $recipient['id']);
|
|
self::buildAndTransmit($owner, $recipient, 'profile', $message);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Creates the signature for likes that are created on our system
|
|
*
|
|
* @param integer $uid The user of that comment
|
|
* @param array $item Item array
|
|
*
|
|
* @return array|bool Signed content or false on error
|
|
* @throws \Exception
|
|
*/
|
|
public static function createLikeSignature(int $uid, array $item)
|
|
{
|
|
$owner = User::getOwnerDataById($uid);
|
|
if (empty($owner)) {
|
|
Logger::info('No owner post, so not storing signature', ['uid' => $uid]);
|
|
return false;
|
|
}
|
|
|
|
if (!in_array($item['verb'], [Activity::LIKE, Activity::DISLIKE])) {
|
|
Logger::warning('Item is neither a like nor a dislike', ['uid' => $uid, 'item[verb]' => $item['verb']]);;
|
|
return false;
|
|
}
|
|
|
|
$message = self::constructLike($item, $owner);
|
|
if ($message === false) {
|
|
return false;
|
|
}
|
|
|
|
$message['author_signature'] = self::signature($owner, $message);
|
|
|
|
return $message;
|
|
}
|
|
|
|
/**
|
|
* Creates the signature for Comments that are created on our system
|
|
*
|
|
* @param array $item Item array
|
|
*
|
|
* @return array|bool Signed content or false on error
|
|
* @throws \Exception
|
|
*/
|
|
public static function createCommentSignature(array $item)
|
|
{
|
|
$contact = [];
|
|
if (!empty($item['author-link'])) {
|
|
$url = $item['author-link'];
|
|
} else {
|
|
$contact = Contact::getById($item['author-id'], ['url']);
|
|
if (empty($contact['url'])) {
|
|
Logger::warning('Author Contact not found', ['author-id' => $item['author-id']]);
|
|
return false;
|
|
}
|
|
$url = $contact['url'];
|
|
}
|
|
|
|
$uid = User::getIdForURL($url);
|
|
if (empty($uid)) {
|
|
Logger::info('No owner post, so not storing signature', ['url' => $contact['url'] ?? 'No contact loaded']);
|
|
return false;
|
|
}
|
|
|
|
$owner = User::getOwnerDataById($uid);
|
|
if (empty($owner)) {
|
|
Logger::info('No owner post, so not storing signature');
|
|
return false;
|
|
}
|
|
|
|
// This is only needed for the automated tests
|
|
if (empty($owner['uprvkey'])) {
|
|
return false;
|
|
}
|
|
|
|
if (!self::parentSupportDiaspora($item['thr-parent-id'])) {
|
|
Logger::info('One of the parents does not support Diaspora. A signature will not be created.', ['uri-id' => $item['uri-id'], 'guid' => $item['guid']]);
|
|
return false;
|
|
}
|
|
|
|
$message = self::constructComment($item, $owner);
|
|
if ($message === false) {
|
|
return false;
|
|
}
|
|
|
|
$message['author_signature'] = self::signature($owner, $message);
|
|
|
|
return $message;
|
|
}
|
|
|
|
/**
|
|
* Check if the parent and their parents support Diaspora
|
|
*
|
|
* @param integer $parent_id
|
|
* @return boolean
|
|
* @throws InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
private static function parentSupportDiaspora(int $parent_id): bool
|
|
{
|
|
$parent_post = Post::selectFirstPost(['gravity', 'signed_text', 'author-link', 'thr-parent-id'], ['uri-id' => $parent_id]);
|
|
if (empty($parent_post['thr-parent-id'])) {
|
|
Logger::warning('Parent post does not exist.', ['parent-id' => $parent_id]);
|
|
return false;
|
|
}
|
|
|
|
if (!self::isSupportedByContactUrl($parent_post['author-link'])) {
|
|
Logger::info('Parent author is no Diaspora contact.', ['parent-id' => $parent_id]);
|
|
return false;
|
|
}
|
|
|
|
if (($parent_post['gravity'] == Item::GRAVITY_COMMENT) && empty($parent_post['signed_text'])) {
|
|
Logger::info('Parent comment has got no Diaspora signature.', ['parent-id' => $parent_id]);
|
|
return false;
|
|
}
|
|
|
|
if ($parent_post['gravity'] == Item::GRAVITY_COMMENT) {
|
|
return self::parentSupportDiaspora($parent_post['thr-parent-id']);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
public static function performReshare(int $UriId, int $uid): int
|
|
{
|
|
$owner = User::getOwnerDataById($uid);
|
|
$author = Contact::getPublicIdByUserId($uid);
|
|
|
|
$item = [
|
|
'uid' => $uid,
|
|
'verb' => Activity::POST,
|
|
'contact-id' => $owner['id'],
|
|
'author-id' => $author,
|
|
'owner-id' => $author,
|
|
'body' => '',
|
|
'quote-uri-id' => $UriId,
|
|
'allow_cid' => $owner['allow_cid'] ?? '',
|
|
'allow_gid' => $owner['allow_gid'] ?? '',
|
|
'deny_cid' => $owner['deny_cid'] ?? '',
|
|
'deny_gid' => $owner['deny_gid'] ?? '',
|
|
];
|
|
|
|
if (!empty($item['allow_cid'] . $item['allow_gid'] . $item['deny_cid'] . $item['deny_gid'])) {
|
|
$item['private'] = Item::PRIVATE;
|
|
} elseif (DI::pConfig()->get($uid, 'system', 'unlisted')) {
|
|
$item['private'] = Item::UNLISTED;
|
|
} else {
|
|
$item['private'] = Item::PUBLIC;
|
|
}
|
|
|
|
// Don't trigger the addons
|
|
$item['api_source'] = false;
|
|
|
|
return Item::insert($item, true);
|
|
}
|
|
}
|