Hypolite Petovan
d59fcd5093
- $inbox is now always a string - $receivers should be correctly populated now - $target_id is renamed to $item_id and correctly initialized to 0 for non-item deliveries
859 lines
32 KiB
PHP
859 lines
32 KiB
PHP
<?php
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/**
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* @copyright Copyright (C) 2020, Friendica
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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\Worker;
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use Friendica\Core\Hook;
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use Friendica\Core\Logger;
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use Friendica\Core\Protocol;
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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\APContact;
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use Friendica\Model\Contact;
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use Friendica\Model\Conversation;
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use Friendica\Model\Group;
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use Friendica\Model\Item;
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use Friendica\Model\Post;
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use Friendica\Model\PushSubscriber;
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use Friendica\Model\Tag;
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use Friendica\Model\User;
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use Friendica\Protocol\Activity;
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use Friendica\Protocol\ActivityPub;
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use Friendica\Protocol\Diaspora;
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use Friendica\Protocol\OStatus;
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use Friendica\Protocol\Relay;
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use Friendica\Protocol\Salmon;
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/*
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* The notifier is typically called with:
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*
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* Worker::add(PRIORITY_HIGH, "Notifier", COMMAND, ITEM_ID);
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*
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* where COMMAND is one of the constants that are defined in Worker/Delivery.php
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* and ITEM_ID is the id of the item in the database that needs to be sent to others.
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*/
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class Notifier
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{
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public static function execute($cmd, $target_id)
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{
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$a = DI::app();
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Logger::info('Invoked', ['cmd' => $cmd, 'target' => $target_id]);
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$top_level = false;
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$recipients = [];
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$url_recipients = [];
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$delivery_contacts_stmt = null;
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$target_item = [];
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$parent = [];
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$thr_parent = [];
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$items = [];
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$delivery_queue_count = 0;
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if ($cmd == Delivery::MAIL) {
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$message = DBA::selectFirst('mail', ['uid', 'contact-id'], ['id' => $target_id]);
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if (!DBA::isResult($message)) {
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return;
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}
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$uid = $message['uid'];
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$recipients[] = $message['contact-id'];
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$mail = ActivityPub\Transmitter::ItemArrayFromMail($target_id);
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$inboxes = ActivityPub\Transmitter::fetchTargetInboxes($mail, $uid, true);
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foreach ($inboxes as $inbox => $receivers) {
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Logger::info('Delivery via ActivityPub', ['cmd' => $cmd, 'target' => $target_id, 'inbox' => $inbox]);
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Worker::add(['priority' => PRIORITY_HIGH, 'created' => $a->queue['created'], 'dont_fork' => true],
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'APDelivery', $cmd, $target_id, $inbox, $uid, $receivers);
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}
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} elseif ($cmd == Delivery::SUGGESTION) {
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$suggest = DI::fsuggest()->getById($target_id);
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$uid = $suggest->uid;
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$recipients[] = $suggest->cid;
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} elseif ($cmd == Delivery::REMOVAL) {
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return self::notifySelfRemoval($target_id, $a->queue['priority'], $a->queue['created']);
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} elseif ($cmd == Delivery::RELOCATION) {
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$uid = $target_id;
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$condition = ['uid' => $target_id, 'self' => false, 'network' => [Protocol::DFRN, Protocol::DIASPORA]];
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$delivery_contacts_stmt = DBA::select('contact', ['id', 'url', 'addr', 'network', 'protocol', 'batch'], $condition);
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} else {
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// find ancestors
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$condition = ['id' => $target_id, 'visible' => true, 'moderated' => false];
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$target_item = Item::selectFirst([], $condition);
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if (!DBA::isResult($target_item) || !intval($target_item['parent'])) {
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Logger::info('No target item', ['cmd' => $cmd, 'target' => $target_id]);
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return;
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}
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if (!empty($target_item['contact-uid'])) {
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$uid = $target_item['contact-uid'];
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} elseif (!empty($target_item['uid'])) {
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$uid = $target_item['uid'];
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} else {
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Logger::info('Only public users, quitting', ['target' => $target_id]);
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return;
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}
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$condition = ['parent' => $target_item['parent'], 'visible' => true, 'moderated' => false];
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$params = ['order' => ['id']];
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$items_stmt = Item::select([], $condition, $params);
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if (!DBA::isResult($items_stmt)) {
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Logger::info('No item found', ['cmd' => $cmd, 'target' => $target_id]);
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return;
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}
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$items = Item::inArray($items_stmt);
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// avoid race condition with deleting entries
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if ($items[0]['deleted']) {
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foreach ($items as $item) {
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$item['deleted'] = 1;
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}
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}
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$top_level = $target_item['gravity'] == GRAVITY_PARENT;
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}
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$owner = User::getOwnerDataById($uid);
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if (!$owner) {
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Logger::info('Owner not found', ['cmd' => $cmd, 'target' => $target_id]);
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return;
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}
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// Should the post be transmitted to Diaspora?
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$diaspora_delivery = true;
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// If this is a public conversation, notify the feed hub
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$public_message = true;
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$unlisted = false;
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// Do a PuSH
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$push_notify = false;
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// Deliver directly to a forum, don't PuSH
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$direct_forum_delivery = false;
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$followup = false;
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$recipients_followup = [];
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if (!empty($target_item) && !empty($items)) {
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$parent = $items[0];
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$fields = ['network', 'author-id', 'author-link', 'author-network', 'owner-id'];
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$condition = ['uri' => $target_item["thr-parent"], 'uid' => $target_item["uid"]];
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$thr_parent = Item::selectFirst($fields, $condition);
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if (empty($thr_parent)) {
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$thr_parent = $parent;
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}
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Logger::log('GUID: ' . $target_item["guid"] . ': Parent is ' . $parent['network'] . '. Thread parent is ' . $thr_parent['network'], Logger::DEBUG);
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if (!self::isRemovalActivity($cmd, $owner, Protocol::ACTIVITYPUB)) {
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$delivery_queue_count += self::activityPubDelivery($cmd, $target_item, $parent, $thr_parent, $a->queue['priority'], $a->queue['created'], $owner);
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}
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// Only deliver threaded replies (comment to a comment) to Diaspora
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// when the original comment author does support the Diaspora protocol.
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if ($thr_parent['author-link'] && $target_item['parent-uri'] != $target_item['thr-parent']) {
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$diaspora_delivery = Diaspora::isSupportedByContactUrl($thr_parent['author-link']);
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Logger::info('Threaded comment', ['diaspora_delivery' => (int)$diaspora_delivery]);
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}
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$unlisted = $target_item['private'] == Item::UNLISTED;
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// This is IMPORTANT!!!!
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// We will only send a "notify owner to relay" or followup message if the referenced post
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// originated on our system by virtue of having our hostname somewhere
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// in the URI, AND it was a comment (not top_level) AND the parent originated elsewhere.
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// if $parent['wall'] == 1 we will already have the parent message in our array
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// and we will relay the whole lot.
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$localhost = str_replace('www.','', DI::baseUrl()->getHostname());
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if (strpos($localhost,':')) {
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$localhost = substr($localhost,0,strpos($localhost,':'));
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}
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/**
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*
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* Be VERY CAREFUL if you make any changes to the following several lines. Seemingly innocuous changes
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* have been known to cause runaway conditions which affected several servers, along with
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* permissions issues.
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*
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*/
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$relay_to_owner = false;
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if (!$top_level && ($parent['wall'] == 0) && (stristr($target_item['uri'],$localhost))) {
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$relay_to_owner = true;
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}
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if (($cmd === Delivery::UPLINK) && (intval($parent['forum_mode']) == 1) && !$top_level) {
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$relay_to_owner = true;
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}
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// until the 'origin' flag has been in use for several months
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// we will just use it as a fallback test
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// later we will be able to use it as the primary test of whether or not to relay.
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if (!$target_item['origin']) {
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$relay_to_owner = false;
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}
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if ($parent['origin']) {
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$relay_to_owner = false;
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}
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// Special treatment for forum posts
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if (Item::isForumPost($target_item, $owner)) {
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$relay_to_owner = true;
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$direct_forum_delivery = true;
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}
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// Avoid that comments in a forum thread are sent to OStatus
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if (Item::isForumPost($parent, $owner)) {
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$direct_forum_delivery = true;
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}
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if ($relay_to_owner) {
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// local followup to remote post
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$followup = true;
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$public_message = false; // not public
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$recipients = [$parent['contact-id']];
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$recipients_followup = [$parent['contact-id']];
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Logger::info('Followup', ['target' => $target_id, 'guid' => $target_item['guid'], 'to' => $parent['contact-id']]);
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if (($target_item['private'] != Item::PRIVATE) &&
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(strlen($target_item['allow_cid'].$target_item['allow_gid'].
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$target_item['deny_cid'].$target_item['deny_gid']) == 0))
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$push_notify = true;
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if (($thr_parent && ($thr_parent['network'] == Protocol::OSTATUS)) || ($parent['network'] == Protocol::OSTATUS)) {
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$push_notify = true;
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if ($parent["network"] == Protocol::OSTATUS) {
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// Distribute the message to the DFRN contacts as if this wasn't a followup since OStatus can't relay comments
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// Currently it is work at progress
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$condition = ['uid' => $uid, 'network' => Protocol::DFRN, 'blocked' => false, 'pending' => false, 'archive' => false];
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$followup_contacts_stmt = DBA::select('contact', ['id'], $condition);
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while($followup_contact = DBA::fetch($followup_contacts_stmt)) {
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$recipients_followup[] = $followup_contact['id'];
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}
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DBA::close($followup_contacts_stmt);
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}
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}
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if ($direct_forum_delivery) {
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$push_notify = false;
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}
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Logger::log('Notify ' . $target_item["guid"] .' via PuSH: ' . ($push_notify ? "Yes":"No"), Logger::DEBUG);
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} else {
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$followup = false;
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Logger::info('Distributing directly', ['target' => $target_id, 'guid' => $target_item['guid']]);
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// don't send deletions onward for other people's stuff
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if ($target_item['deleted'] && !intval($target_item['wall'])) {
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Logger::log('Ignoring delete notification for non-wall item');
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return;
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}
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if (strlen($parent['allow_cid'])
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|| strlen($parent['allow_gid'])
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|| strlen($parent['deny_cid'])
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|| strlen($parent['deny_gid'])) {
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$public_message = false; // private recipients, not public
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}
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$aclFormatter = DI::aclFormatter();
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$allow_people = $aclFormatter->expand($parent['allow_cid']);
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$allow_groups = Group::expand($uid, $aclFormatter->expand($parent['allow_gid']),true);
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$deny_people = $aclFormatter->expand($parent['deny_cid']);
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$deny_groups = Group::expand($uid, $aclFormatter->expand($parent['deny_gid']));
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// if our parent is a public forum (forum_mode == 1), uplink to the origional author causing
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// a delivery fork. private groups (forum_mode == 2) do not uplink
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/// @todo Possibly we should not uplink when the author is the forum itself?
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if ((intval($parent['forum_mode']) == 1) && !$top_level && ($cmd !== Delivery::UPLINK)
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&& ($target_item['verb'] != Activity::ANNOUNCE)) {
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Worker::add($a->queue['priority'], 'Notifier', Delivery::UPLINK, $target_id);
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}
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foreach ($items as $item) {
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$recipients[] = $item['contact-id'];
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// pull out additional tagged people to notify (if public message)
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if ($public_message && strlen($item['inform'])) {
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$people = explode(',',$item['inform']);
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foreach ($people as $person) {
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if (substr($person,0,4) === 'cid:') {
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$recipients[] = intval(substr($person,4));
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} else {
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$url_recipients[] = substr($person,4);
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}
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}
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}
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}
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if (count($url_recipients)) {
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Logger::notice('Deliver', ['target' => $target_id, 'guid' => $target_item['guid'], 'recipients' => $url_recipients]);
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}
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$recipients = array_unique(array_merge($recipients, $allow_people, $allow_groups));
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$deny = array_unique(array_merge($deny_people, $deny_groups));
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$recipients = array_diff($recipients, $deny);
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// If this is a public message and pubmail is set on the parent, include all your email contacts
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if (
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function_exists('imap_open')
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&& !DI::config()->get('system','imap_disabled')
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&& $public_message
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&& intval($target_item['pubmail'])
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) {
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$mail_contacts_stmt = DBA::select('contact', ['id'], ['uid' => $uid, 'network' => Protocol::MAIL]);
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while ($mail_contact = DBA::fetch($mail_contacts_stmt)) {
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$recipients[] = $mail_contact['id'];
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}
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DBA::close($mail_contacts_stmt);
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}
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}
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// If the thread parent is OStatus then do some magic to distribute the messages.
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// We have not only to look at the parent, since it could be a Friendica thread.
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if (($thr_parent && ($thr_parent['network'] == Protocol::OSTATUS)) || ($parent['network'] == Protocol::OSTATUS)) {
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$diaspora_delivery = false;
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Logger::log('Some parent is OStatus for '.$target_item["guid"]." - Author: ".$thr_parent['author-id']." - Owner: ".$thr_parent['owner-id'], Logger::DEBUG);
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// Send a salmon to the parent author
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$probed_contact = DBA::selectFirst('contact', ['url', 'notify'], ['id' => $thr_parent['author-id']]);
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if (DBA::isResult($probed_contact) && !empty($probed_contact["notify"])) {
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Logger::notice('Notify parent author', ['url' => $probed_contact["url"], 'notify' => $probed_contact["notify"]]);
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$url_recipients[$probed_contact["notify"]] = $probed_contact["notify"];
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}
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// Send a salmon to the parent owner
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$probed_contact = DBA::selectFirst('contact', ['url', 'notify'], ['id' => $thr_parent['owner-id']]);
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if (DBA::isResult($probed_contact) && !empty($probed_contact["notify"])) {
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Logger::notice('Notify parent owner', ['url' => $probed_contact["url"], 'notify' => $probed_contact["notify"]]);
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$url_recipients[$probed_contact["notify"]] = $probed_contact["notify"];
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}
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// Send a salmon notification to every person we mentioned in the post
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foreach (Tag::getByURIId($target_item['uri-id'], [Tag::MENTION, Tag::EXCLUSIVE_MENTION, Tag::IMPLICIT_MENTION]) as $tag) {
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$probed_contact = Contact::getByURL($tag['url']);
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if (!empty($probed_contact['notify'])) {
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Logger::notice('Notify mentioned user', ['url' => $probed_contact["url"], 'notify' => $probed_contact["notify"]]);
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$url_recipients[$probed_contact['notify']] = $probed_contact['notify'];
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}
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}
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// It only makes sense to distribute answers to OStatus messages to Friendica and OStatus - but not Diaspora
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$networks = [Protocol::DFRN];
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} elseif ($diaspora_delivery) {
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$networks = [Protocol::DFRN, Protocol::DIASPORA, Protocol::MAIL];
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if (($parent['network'] == Protocol::DIASPORA) || ($thr_parent['network'] == Protocol::DIASPORA)) {
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Logger::info('Add AP contacts', ['target' => $target_id, 'guid' => $target_item['guid']]);
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$networks[] = Protocol::ACTIVITYPUB;
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}
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} else {
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$networks = [Protocol::DFRN, Protocol::MAIL];
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}
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} else {
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$public_message = false;
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}
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if (empty($delivery_contacts_stmt)) {
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if ($followup) {
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$recipients = $recipients_followup;
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}
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$condition = ['id' => $recipients, 'self' => false, 'uid' => [0, $uid],
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'blocked' => false, 'pending' => false, 'archive' => false];
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if (!empty($networks)) {
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$condition['network'] = $networks;
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}
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$delivery_contacts_stmt = DBA::select('contact', ['id', 'addr', 'url', 'network', 'protocol', 'batch'], $condition);
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}
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$conversants = [];
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$batch_delivery = false;
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if ($public_message && !in_array($cmd, [Delivery::MAIL, Delivery::SUGGESTION]) && !$followup) {
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$relay_list = [];
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if ($diaspora_delivery && !$unlisted) {
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$batch_delivery = true;
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$relay_list_stmt = DBA::p(
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"SELECT
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`batch`, `network`, `protocol`,
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ANY_VALUE(`id`) AS `id`,
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ANY_VALUE(`url`) AS `url`,
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ANY_VALUE(`name`) AS `name`
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FROM `contact`
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WHERE `network` = ?
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AND `batch` != ''
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AND `uid` = ?
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AND `rel` != ?
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AND NOT `blocked`
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AND NOT `pending`
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AND NOT `archive`
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GROUP BY `batch`, `network`, `protocol`",
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Protocol::DIASPORA,
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$owner['uid'],
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Contact::SHARING
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);
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$relay_list = DBA::toArray($relay_list_stmt);
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// Fetch the participation list
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// The function will ensure that there are no duplicates
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$relay_list = Diaspora::participantsForThread($target_item, $relay_list);
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// Add the relay to the list, avoid duplicates.
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// Don't send community posts to the relay. Forum posts via the Diaspora protocol are looking ugly.
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if (!$followup && !Item::isForumPost($target_item, $owner) && !self::isForumPost($target_item)) {
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$relay_list = Relay::getList($target_id, $relay_list, [Protocol::DFRN, Protocol::DIASPORA]);
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}
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}
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$condition = ['network' => Protocol::DFRN, 'uid' => $owner['uid'], 'blocked' => false,
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'pending' => false, 'archive' => false, 'rel' => [Contact::FOLLOWER, Contact::FRIEND]];
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$r2 = DBA::toArray(DBA::select('contact', ['id', 'url', 'addr', 'name', 'network', 'protocol'], $condition));
|
|
|
|
$r = array_merge($r2, $relay_list);
|
|
|
|
if (DBA::isResult($r)) {
|
|
foreach ($r as $rr) {
|
|
// Ensure that local contacts are delivered via DFRN
|
|
if (Contact::isLocal($rr['url'])) {
|
|
$contact['network'] = Protocol::DFRN;
|
|
}
|
|
|
|
if (!empty($rr['addr']) && ($rr['network'] == Protocol::ACTIVITYPUB) && !DBA::exists('fcontact', ['addr' => $rr['addr']])) {
|
|
Logger::info('Contact is AP only, so skip delivery via legacy DFRN/Diaspora', ['target' => $target_id, 'contact' => $rr['url']]);
|
|
continue;
|
|
}
|
|
|
|
if (!empty($rr['id']) && Contact::isArchived($rr['id'])) {
|
|
Logger::info('Contact is archived, so skip delivery', ['target' => $target_id, 'contact' => $rr['url']]);
|
|
continue;
|
|
}
|
|
|
|
if (self::isRemovalActivity($cmd, $owner, $rr['network'])) {
|
|
Logger::info('Contact does no supports account removal commands, so skip delivery', ['target' => $target_id, 'contact' => $rr['url']]);
|
|
continue;
|
|
}
|
|
|
|
if (self::skipDFRN($rr, $target_item, $parent, $thr_parent, $owner, $cmd)) {
|
|
Logger::info('Content will be delivered via AP, so skip delivery via legacy DFRN/Diaspora', ['id' => $target_id, 'url' => $rr['url']]);
|
|
continue;
|
|
}
|
|
|
|
if (self::skipActivityPubForDiaspora($rr, $target_item, $thr_parent)) {
|
|
Logger::info('Contact is from Diaspora, but the replied author is from ActivityPub, so skip delivery via Diaspora', ['id' => $target_id, 'url' => $rr['url']]);
|
|
continue;
|
|
}
|
|
|
|
$conversants[] = $rr['id'];
|
|
|
|
Logger::info('Public delivery', ['target' => $target_id, 'guid' => $target_item["guid"], 'to' => $rr]);
|
|
|
|
// Ensure that posts with our own protocol arrives before Diaspora posts arrive.
|
|
// Situation is that sometimes Friendica servers receive Friendica posts over the Diaspora protocol first.
|
|
// The conversion in Markdown reduces the formatting, so these posts should arrive after the Friendica posts.
|
|
// This is only important for high and medium priority tasks and not for Low priority jobs like deletions.
|
|
if (($rr['network'] == Protocol::DIASPORA) && in_array($a->queue['priority'], [PRIORITY_HIGH, PRIORITY_MEDIUM])) {
|
|
$deliver_options = ['priority' => $a->queue['priority'], 'dont_fork' => true];
|
|
} else {
|
|
$deliver_options = ['priority' => $a->queue['priority'], 'created' => $a->queue['created'], 'dont_fork' => true];
|
|
}
|
|
|
|
if (Worker::add($deliver_options, 'Delivery', $cmd, $target_id, (int)$rr['id'])) {
|
|
$delivery_queue_count++;
|
|
}
|
|
}
|
|
}
|
|
|
|
$push_notify = true;
|
|
}
|
|
|
|
// delivery loop
|
|
while ($contact = DBA::fetch($delivery_contacts_stmt)) {
|
|
// Ensure that local contacts are delivered via DFRN
|
|
if (Contact::isLocal($contact['url'])) {
|
|
$contact['network'] = Protocol::DFRN;
|
|
}
|
|
|
|
if (!empty($contact['addr']) && ($contact['network'] == Protocol::ACTIVITYPUB) && !DBA::exists('fcontact', ['addr' => $contact['addr']])) {
|
|
Logger::info('Contact is AP only, so skip delivery via legacy DFRN/Diaspora', ['target' => $target_id, 'contact' => $contact['url']]);
|
|
continue;
|
|
}
|
|
|
|
if (!empty($contact['id']) && Contact::isArchived($contact['id'])) {
|
|
Logger::info('Contact is archived, so skip delivery', ['target' => $target_id, 'contact' => $contact['url']]);
|
|
continue;
|
|
}
|
|
|
|
if (self::isRemovalActivity($cmd, $owner, $contact['network'])) {
|
|
Logger::info('Contact does no supports account removal commands, so skip delivery', ['target' => $target_id, 'contact' => $contact['url']]);
|
|
continue;
|
|
}
|
|
|
|
if (self::skipDFRN($contact, $target_item, $parent, $thr_parent, $owner, $cmd)) {
|
|
Logger::info('Content will be delivered via AP, so skip delivery via legacy DFRN/Diaspora', ['target' => $target_id, 'url' => $contact['url']]);
|
|
continue;
|
|
}
|
|
|
|
if (self::skipActivityPubForDiaspora($contact, $target_item, $thr_parent)) {
|
|
Logger::info('Contact is from Diaspora, but the replied author is from ActivityPub, so skip delivery via Diaspora', ['id' => $target_id, 'url' => $contact['url']]);
|
|
continue;
|
|
}
|
|
|
|
// Don't deliver to Diaspora if it already had been done as batch delivery
|
|
if (($contact['network'] == Protocol::DIASPORA) && $batch_delivery) {
|
|
Logger::log('Already delivered id ' . $target_id . ' via batch to ' . json_encode($contact), Logger::DEBUG);
|
|
continue;
|
|
}
|
|
|
|
// Don't deliver to folks who have already been delivered to
|
|
if (in_array($contact['id'], $conversants)) {
|
|
Logger::log('Already delivered id ' . $target_id. ' to ' . json_encode($contact), Logger::DEBUG);
|
|
continue;
|
|
}
|
|
|
|
Logger::info('Delivery', ['id' => $target_id, 'to' => $contact]);
|
|
|
|
// Ensure that posts with our own protocol arrives before Diaspora posts arrive.
|
|
// Situation is that sometimes Friendica servers receive Friendica posts over the Diaspora protocol first.
|
|
// The conversion in Markdown reduces the formatting, so these posts should arrive after the Friendica posts.
|
|
if ($contact['network'] == Protocol::DIASPORA) {
|
|
$deliver_options = ['priority' => $a->queue['priority'], 'dont_fork' => true];
|
|
} else {
|
|
$deliver_options = ['priority' => $a->queue['priority'], 'created' => $a->queue['created'], 'dont_fork' => true];
|
|
}
|
|
|
|
if (Worker::add($deliver_options, 'Delivery', $cmd, $target_id, (int)$contact['id'])) {
|
|
$delivery_queue_count++;
|
|
}
|
|
}
|
|
DBA::close($delivery_contacts_stmt);
|
|
|
|
$url_recipients = array_filter($url_recipients);
|
|
// send salmon slaps to mentioned remote tags (@foo@example.com) in OStatus posts
|
|
// They are especially used for notifications to OStatus users that don't follow us.
|
|
if (!DI::config()->get('system', 'dfrn_only') && count($url_recipients) && ($public_message || $push_notify) && !empty($target_item)) {
|
|
$slap = OStatus::salmon($target_item, $owner);
|
|
foreach ($url_recipients as $url) {
|
|
Logger::log('Salmon delivery of item ' . $target_id . ' to ' . $url);
|
|
/// @TODO Redeliver/queue these items on failure, though there is no contact record
|
|
$delivery_queue_count++;
|
|
Salmon::slapper($owner, $url, $slap);
|
|
Post\DeliveryData::incrementQueueDone($target_item['uri-id'], Post\DeliveryData::OSTATUS);
|
|
}
|
|
}
|
|
|
|
// Notify PuSH subscribers (Used for OStatus distribution of regular posts)
|
|
if ($push_notify) {
|
|
Logger::log('Activating internal PuSH for item '.$target_id, Logger::DEBUG);
|
|
|
|
// Handling the pubsubhubbub requests
|
|
PushSubscriber::publishFeed($owner['uid'], $a->queue['priority']);
|
|
}
|
|
|
|
if (!empty($target_item)) {
|
|
Logger::log('Calling hooks for ' . $cmd . ' ' . $target_id, Logger::DEBUG);
|
|
|
|
Hook::fork($a->queue['priority'], 'notifier_normal', $target_item);
|
|
|
|
Hook::callAll('notifier_end', $target_item);
|
|
|
|
// Workaround for pure connector posts
|
|
if (in_array($cmd, [Delivery::POST, Delivery::POKE])) {
|
|
if ($delivery_queue_count == 0) {
|
|
Post\DeliveryData::incrementQueueDone($target_item['uri-id']);
|
|
$delivery_queue_count = 1;
|
|
}
|
|
|
|
Post\DeliveryData::incrementQueueCount($target_item['uri-id'], $delivery_queue_count);
|
|
}
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
/**
|
|
* Checks if the current delivery shouldn't be transported to Diaspora.
|
|
* This is done for posts from AP authors or posts that are comments to AP authors.
|
|
*
|
|
* @param array $contact Receiver of the post
|
|
* @param array $item The post
|
|
* @param array $thr_parent The thread parent
|
|
* @return bool
|
|
*/
|
|
private static function skipActivityPubForDiaspora(array $contact, array $item, array $thr_parent)
|
|
{
|
|
// No skipping needs to be done when delivery isn't done to Diaspora
|
|
if ($contact['network'] != Protocol::DIASPORA) {
|
|
return false;
|
|
}
|
|
|
|
// Skip the delivery to Diaspora if the item is from an ActivityPub author
|
|
if (!empty($item['author-network']) && ($item['author-network'] == Protocol::ACTIVITYPUB)) {
|
|
return true;
|
|
}
|
|
|
|
// Skip the delivery to Diaspora if the thread parent is from an ActivityPub author
|
|
if (!empty($thr_parent['author-network']) && ($thr_parent['author-network'] == Protocol::ACTIVITYPUB)) {
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Checks if the current delivery process needs to be transported via DFRN.
|
|
*
|
|
* @param array $contact Receiver of the post
|
|
* @param array $item The post
|
|
* @param array $parent The parent
|
|
* @param array $thr_parent The thread parent
|
|
* @param array $owner Owner array
|
|
* @param string $cmd Notifier command
|
|
* @return bool
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
private static function skipDFRN($contact, $item, $parent, $thr_parent, $owner, $cmd)
|
|
{
|
|
if (empty($parent['network'])) {
|
|
return false;
|
|
}
|
|
|
|
// Don't skip when the starting post is delivered via Diaspora
|
|
if ($parent['network'] == Protocol::DIASPORA) {
|
|
return false;
|
|
}
|
|
|
|
// Also don't skip when the direct thread parent was delivered via Diaspora
|
|
if ($thr_parent['network'] == Protocol::DIASPORA) {
|
|
return false;
|
|
}
|
|
|
|
// Use DFRN if we are on the same site
|
|
if (!empty($contact['url']) && Contact::isLocal($contact['url'])) {
|
|
return false;
|
|
}
|
|
|
|
// Don't skip when author or owner don't have AP profiles
|
|
if ((!empty($item['author-link']) && empty(APContact::getByURL($item['author-link'], false))) || (!empty($item['owner-link']) && empty(APContact::getByURL($item['owner-link'], false)))) {
|
|
return false;
|
|
}
|
|
|
|
// Don't skip DFRN delivery for these commands
|
|
if (in_array($cmd, [Delivery::SUGGESTION, Delivery::REMOVAL, Delivery::RELOCATION, Delivery::POKE])) {
|
|
return false;
|
|
}
|
|
|
|
// We deliver reshares via AP whenever possible
|
|
if (ActivityPub\Transmitter::isAnnounce($item)) {
|
|
return true;
|
|
}
|
|
|
|
// For the time being we always deliver forum post via DFRN if possible
|
|
// This can be removed possible at the end of 2020 when hopefully most system can process AP forum posts
|
|
if ($owner['account-type'] == User::ACCOUNT_TYPE_COMMUNITY) {
|
|
return false;
|
|
}
|
|
|
|
// Skip DFRN when the item will be (forcefully) delivered via AP
|
|
if (DI::config()->get('debug', 'total_ap_delivery') && ($contact['network'] == Protocol::DFRN) && !empty(APContact::getByURL($contact['url'], false))) {
|
|
return true;
|
|
}
|
|
|
|
// Skip DFRN delivery if the contact speaks ActivityPub
|
|
return in_array($contact['network'], [Protocol::DFRN, Protocol::DIASPORA]) && ($contact['protocol'] == Protocol::ACTIVITYPUB);
|
|
}
|
|
|
|
/**
|
|
* Checks if the current action is a deletion command of a account removal activity
|
|
* For Diaspora and ActivityPub we don't need to send single item deletion calls.
|
|
* These protocols do have a dedicated command for deleting a whole account.
|
|
*
|
|
* @param string $cmd Notifier command
|
|
* @param array $owner Sender of the post
|
|
* @param string $network Receiver network
|
|
* @return bool
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
private static function isRemovalActivity($cmd, $owner, $network)
|
|
{
|
|
return ($cmd == Delivery::DELETION) && $owner['account_removed'] && in_array($network, [Protocol::ACTIVITYPUB, Protocol::DIASPORA]);
|
|
}
|
|
|
|
/**
|
|
* @param int $self_user_id
|
|
* @param int $priority The priority the Notifier queue item was created with
|
|
* @param string $created The date the Notifier queue item was created on
|
|
* @return bool
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
private static function notifySelfRemoval($self_user_id, $priority, $created)
|
|
{
|
|
$owner = User::getOwnerDataById($self_user_id);
|
|
if (!$owner) {
|
|
return false;
|
|
}
|
|
|
|
$contacts_stmt = DBA::select('contact', [], ['self' => false, 'uid' => $self_user_id]);
|
|
if (!DBA::isResult($contacts_stmt)) {
|
|
return false;
|
|
}
|
|
|
|
while($contact = DBA::fetch($contacts_stmt)) {
|
|
Contact::terminateFriendship($owner, $contact, true);
|
|
}
|
|
DBA::close($contacts_stmt);
|
|
|
|
$inboxes = ActivityPub\Transmitter::fetchTargetInboxesforUser(0);
|
|
foreach ($inboxes as $inbox => $receivers) {
|
|
Logger::info('Account removal via ActivityPub', ['uid' => $self_user_id, 'inbox' => $inbox]);
|
|
Worker::add(['priority' => PRIORITY_NEGLIGIBLE, 'created' => $created, 'dont_fork' => true],
|
|
'APDelivery', Delivery::REMOVAL, 0, $inbox, $self_user_id, $receivers);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @param string $cmd
|
|
* @param array $target_item
|
|
* @param array $parent
|
|
* @param array $thr_parent
|
|
* @param int $priority The priority the Notifier queue item was created with
|
|
* @param string $created The date the Notifier queue item was created on
|
|
* @return int The number of delivery tasks created
|
|
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
|
|
* @throws \ImagickException
|
|
*/
|
|
private static function activityPubDelivery($cmd, array $target_item, array $parent, array $thr_parent, $priority, $created, $owner)
|
|
{
|
|
// Don't deliver via AP when the starting post is delivered via Diaspora
|
|
if ($parent['network'] == Protocol::DIASPORA) {
|
|
return 0;
|
|
}
|
|
|
|
// Also don't deliver when the direct thread parent was delivered via Diaspora
|
|
if ($thr_parent['network'] == Protocol::DIASPORA) {
|
|
return 0;
|
|
}
|
|
|
|
// Posts from Diaspora contacts are transmitted via Diaspora
|
|
if ($target_item['network'] == Protocol::DIASPORA) {
|
|
return 0;
|
|
}
|
|
|
|
$inboxes = [];
|
|
$relay_inboxes = [];
|
|
|
|
$uid = $target_item['contact-uid'] ?: $target_item['uid'];
|
|
|
|
if ($target_item['origin']) {
|
|
$inboxes = ActivityPub\Transmitter::fetchTargetInboxes($target_item, $uid);
|
|
|
|
if (in_array($target_item['private'], [Item::PUBLIC])) {
|
|
$inboxes = ActivityPub\Transmitter::addRelayServerInboxesForItem($target_item['id'], $inboxes);
|
|
$relay_inboxes = ActivityPub\Transmitter::addRelayServerInboxes();
|
|
}
|
|
|
|
Logger::log('Origin item ' . $target_item['id'] . ' with URL ' . $target_item['uri'] . ' will be distributed.', Logger::DEBUG);
|
|
} elseif (Item::isForumPost($target_item, $owner)) {
|
|
$inboxes = ActivityPub\Transmitter::fetchTargetInboxes($target_item, $uid, false, 0, true);
|
|
Logger::log('Forum item ' . $target_item['id'] . ' with URL ' . $target_item['uri'] . ' will be distributed.', Logger::DEBUG);
|
|
} elseif (!DBA::exists('conversation', ['item-uri' => $target_item['uri'], 'protocol' => Conversation::PARCEL_ACTIVITYPUB])) {
|
|
Logger::log('Remote item ' . $target_item['id'] . ' with URL ' . $target_item['uri'] . ' is no AP post. It will not be distributed.', Logger::DEBUG);
|
|
return 0;
|
|
} elseif ($parent['origin']) {
|
|
// Remote items are transmitted via the personal inboxes.
|
|
// Doing so ensures that the dedicated receiver will get the message.
|
|
$inboxes = ActivityPub\Transmitter::fetchTargetInboxes($parent, $uid, true, $target_item['id']);
|
|
|
|
if (in_array($target_item['private'], [Item::PUBLIC])) {
|
|
$inboxes = ActivityPub\Transmitter::addRelayServerInboxesForItem($parent['id'], $inboxes);
|
|
$relay_inboxes = ActivityPub\Transmitter::addRelayServerInboxes([]);
|
|
}
|
|
|
|
Logger::log('Remote item ' . $target_item['id'] . ' with URL ' . $target_item['uri'] . ' will be distributed.', Logger::DEBUG);
|
|
}
|
|
|
|
if (empty($inboxes) && empty($relay_inboxes)) {
|
|
Logger::log('No inboxes found for item ' . $target_item['id'] . ' with URL ' . $target_item['uri'] . '. It will not be distributed.', Logger::DEBUG);
|
|
return 0;
|
|
}
|
|
|
|
// Fill the item cache
|
|
ActivityPub\Transmitter::createCachedActivityFromItem($target_item['id'], true);
|
|
|
|
$delivery_queue_count = 0;
|
|
|
|
foreach ($inboxes as $inbox => $receivers) {
|
|
Logger::info('Delivery via ActivityPub', ['cmd' => $cmd, 'id' => $target_item['id'], 'inbox' => $inbox]);
|
|
|
|
if (Worker::add(['priority' => $priority, 'created' => $created, 'dont_fork' => true],
|
|
'APDelivery', $cmd, $target_item['id'], $inbox, $uid, $receivers)) {
|
|
$delivery_queue_count++;
|
|
}
|
|
}
|
|
|
|
// We deliver posts to relay servers slightly delayed to priorize the direct delivery
|
|
foreach ($relay_inboxes as $inbox => $receivers) {
|
|
Logger::info('Delivery to relay servers via ActivityPub', ['cmd' => $cmd, 'id' => $target_item['id'], 'inbox' => $inbox]);
|
|
|
|
if (Worker::add(['priority' => $priority, 'dont_fork' => true], 'APDelivery', $cmd, $target_item['id'], $inbox, $uid, $receivers)) {
|
|
$delivery_queue_count++;
|
|
}
|
|
}
|
|
|
|
return $delivery_queue_count;
|
|
}
|
|
|
|
/**
|
|
* Check if the delivered item is a forum post
|
|
*
|
|
* @param array $item
|
|
* @return boolean
|
|
*/
|
|
public static function isForumPost(array $item)
|
|
{
|
|
return !empty($item['forum_mode']);
|
|
}
|
|
}
|