Merge pull request #8904 from MrPetovan/task/ap-conversion-admin-module
Add new admin debug module for ActivityPub
This commit is contained in:
Michael Vogel
GitHub
commit
41141965fc
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@ -121,6 +121,7 @@ abstract class BaseAdmin extends BaseModule
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'webfinger' => ['webfinger' , DI::l10n()->t('check webfinger') , 'webfinger'],
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'itemsource' => ['admin/item/source' , DI::l10n()->t('Item Source') , 'itemsource'],
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'babel' => ['babel' , DI::l10n()->t('Babel') , 'babel'],
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'debug/ap' => ['debug/ap' , DI::l10n()->t('ActivityPub Conversion') , 'debug/ap'],
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]],
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];
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144
src/Module/Debug/ActivityPubConversion.php
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144
src/Module/Debug/ActivityPubConversion.php
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@ -0,0 +1,144 @@
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<?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\Module\Debug;
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use Friendica\BaseModule;
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use Friendica\Content\Text;
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use Friendica\Core\Logger;
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use Friendica\Core\Renderer;
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use Friendica\DI;
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use Friendica\Model\Item;
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use Friendica\Model\Tag;
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use Friendica\Protocol\ActivityPub;
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use Friendica\Util\JsonLD;
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use Friendica\Util\XML;
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class ActivityPubConversion extends BaseModule
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{
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public static function content(array $parameters = [])
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{
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function visible_whitespace($s)
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{
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return '<pre>' . htmlspecialchars($s) . '</pre>';
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}
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$results = [];
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if (!empty($_REQUEST['source'])) {
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try {
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$source = json_decode($_REQUEST['source'], true);
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$trust_source = true;
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$uid = local_user();
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$push = false;
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if (!$source) {
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throw new \Exception('Failed to decode source JSON');
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}
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$formatted = json_encode($source, JSON_PRETTY_PRINT);
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$results[] = [
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'title' => DI::l10n()->t('Formatted'),
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'content' => visible_whitespace(trim(var_export($formatted, true), "'")),
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];
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$results[] = [
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'title' => DI::l10n()->t('Source'),
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'content' => visible_whitespace(var_export($source, true))
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];
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$activity = JsonLD::compact($source);
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if (!$activity) {
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throw new \Exception('Failed to compact JSON');
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}
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$results[] = [
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'title' => DI::l10n()->t('Activity'),
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'content' => visible_whitespace(var_export($activity, true))
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];
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$type = JsonLD::fetchElement($activity, '@type');
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if (!$type) {
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throw new \Exception('Empty type');
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}
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if (!JsonLD::fetchElement($activity, 'as:object', '@id')) {
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throw new \Exception('Empty object');
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}
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if (!JsonLD::fetchElement($activity, 'as:actor', '@id')) {
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throw new \Exception('Empty actor');
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}
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// Don't trust the source if "actor" differs from "attributedTo". The content could be forged.
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if ($trust_source && ($type == 'as:Create') && is_array($activity['as:object'])) {
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$actor = JsonLD::fetchElement($activity, 'as:actor', '@id');
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$attributed_to = JsonLD::fetchElement($activity['as:object'], 'as:attributedTo', '@id');
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$trust_source = ($actor == $attributed_to);
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if (!$trust_source) {
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throw new \Exception('Not trusting actor: ' . $actor . '. It differs from attributedTo: ' . $attributed_to);
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}
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}
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// $trust_source is called by reference and is set to true if the content was retrieved successfully
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$object_data = ActivityPub\Receiver::prepareObjectData($activity, $uid, $push, $trust_source);
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if (empty($object_data)) {
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throw new \Exception('No object data found');
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}
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if (!$trust_source) {
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throw new \Exception('No trust for activity type "' . $type . '", so we quit now.');
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}
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if (!empty($body) && empty($object_data['raw'])) {
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$object_data['raw'] = $body;
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}
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// Internal flag for thread completion. See Processor.php
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if (!empty($activity['thread-completion'])) {
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$object_data['thread-completion'] = $activity['thread-completion'];
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}
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$results[] = [
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'title' => DI::l10n()->t('Object data'),
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'content' => visible_whitespace(var_export($object_data, true))
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];
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$item = ActivityPub\Processor::createItem($object_data);
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$results[] = [
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'title' => DI::l10n()->t('Result Item'),
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'content' => visible_whitespace(var_export($item, true))
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];
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} catch (\Throwable $e) {
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$results[] = [
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'title' => DI::l10n()->t('Error'),
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'content' => $e->getMessage(),
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];
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}
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}
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$tpl = Renderer::getMarkupTemplate('debug/activitypubconversion.tpl');
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$o = Renderer::replaceMacros($tpl, [
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'$source' => ['source', DI::l10n()->t('Source activity'), $_REQUEST['source'] ?? '', ''],
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'$results' => $results
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]);
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return $o;
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}
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}
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@ -170,7 +170,8 @@ class Processor
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$item = Item::selectFirst(['uri', 'uri-id', 'thr-parent', 'gravity'], ['uri' => $activity['id']]);
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if (!DBA::isResult($item)) {
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Logger::warning('No existing item, item will be created', ['uri' => $activity['id']]);
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self::createItem($activity);
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$item = self::createItem($activity);
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self::postItem($activity, $item);
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return;
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}
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@ -189,6 +190,7 @@ class Processor
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* Prepares data for a message
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*
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* @param array $activity Activity array
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* @return array Internal item
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* @throws \Friendica\Network\HTTPException\InternalServerErrorException
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* @throws \ImagickException
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*/
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@ -216,7 +218,71 @@ class Processor
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$item['diaspora_signed_text'] = $activity['diaspora:comment'] ?? '';
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self::postItem($activity, $item);
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/// @todo What to do with $activity['context']?
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if (empty($activity['directmessage']) && ($item['gravity'] != GRAVITY_PARENT) && !Item::exists(['uri' => $item['thr-parent']])) {
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Logger::info('Parent not found, message will be discarded.', ['thr-parent' => $item['thr-parent']]);
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return [];
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}
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$item['network'] = Protocol::ACTIVITYPUB;
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$item['author-link'] = $activity['author'];
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$item['author-id'] = Contact::getIdForURL($activity['author'], 0, false);
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$item['owner-link'] = $activity['actor'];
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$item['owner-id'] = Contact::getIdForURL($activity['actor'], 0, false);
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if (in_array(0, $activity['receiver']) && !empty($activity['unlisted'])) {
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$item['private'] = Item::UNLISTED;
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} elseif (in_array(0, $activity['receiver'])) {
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$item['private'] = Item::PUBLIC;
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} else {
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$item['private'] = Item::PRIVATE;
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}
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if (!empty($activity['raw'])) {
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$item['source'] = $activity['raw'];
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$item['protocol'] = Conversation::PARCEL_ACTIVITYPUB;
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$item['conversation-href'] = $activity['context'] ?? '';
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$item['conversation-uri'] = $activity['conversation'] ?? '';
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if (isset($activity['push'])) {
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$item['direction'] = $activity['push'] ? Conversation::PUSH : Conversation::PULL;
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}
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}
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$item['isForum'] = false;
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if (!empty($activity['thread-completion'])) {
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// Store the original actor in the "causer" fields to enable the check for ignored or blocked contacts
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$item['causer-link'] = $item['owner-link'];
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$item['causer-id'] = $item['owner-id'];
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Logger::info('Ignoring actor because of thread completion.', ['actor' => $item['owner-link']]);
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$item['owner-link'] = $item['author-link'];
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$item['owner-id'] = $item['author-id'];
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} else {
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$actor = APContact::getByURL($item['owner-link'], false);
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$item['isForum'] = ($actor['type'] == 'Group');
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}
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$item['uri'] = $activity['id'];
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$item['created'] = DateTimeFormat::utc($activity['published']);
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$item['edited'] = DateTimeFormat::utc($activity['updated']);
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$guid = $activity['sc:identifier'] ?: self::getGUIDByURL($item['uri']);
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$item['guid'] = $activity['diaspora:guid'] ?: $guid;
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$item['uri-id'] = ItemURI::insert(['uri' => $item['uri'], 'guid' => $item['guid']]);
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$item = self::processContent($activity, $item);
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if (empty($item)) {
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return [];
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}
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$item['plink'] = $activity['alternate-url'] ?? $item['uri'];
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$item = self::constructAttachList($activity, $item);
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return $item;
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}
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/**
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@ -303,7 +369,7 @@ class Processor
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*/
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public static function createActivity($activity, $verb)
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{
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$item = [];
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$item = self::createItem($activity);
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$item['verb'] = $verb;
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$item['thr-parent'] = $activity['object_id'];
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$item['gravity'] = GRAVITY_ACTIVITY;
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@ -446,72 +512,8 @@ class Processor
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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 postItem($activity, $item)
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public static function postItem(array $activity, array $item)
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{
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/// @todo What to do with $activity['context']?
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if (empty($activity['directmessage']) && ($item['gravity'] != GRAVITY_PARENT) && !Item::exists(['uri' => $item['thr-parent']])) {
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Logger::info('Parent not found, message will be discarded.', ['thr-parent' => $item['thr-parent']]);
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return;
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}
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$item['network'] = Protocol::ACTIVITYPUB;
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$item['author-link'] = $activity['author'];
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$item['author-id'] = Contact::getIdForURL($activity['author'], 0, false);
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$item['owner-link'] = $activity['actor'];
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$item['owner-id'] = Contact::getIdForURL($activity['actor'], 0, false);
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if (in_array(0, $activity['receiver']) && !empty($activity['unlisted'])) {
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$item['private'] = Item::UNLISTED;
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} elseif (in_array(0, $activity['receiver'])) {
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$item['private'] = Item::PUBLIC;
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} else {
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$item['private'] = Item::PRIVATE;
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}
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if (!empty($activity['raw'])) {
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$item['source'] = $activity['raw'];
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$item['protocol'] = Conversation::PARCEL_ACTIVITYPUB;
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$item['conversation-href'] = $activity['context'] ?? '';
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$item['conversation-uri'] = $activity['conversation'] ?? '';
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if (isset($activity['push'])) {
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$item['direction'] = $activity['push'] ? Conversation::PUSH : Conversation::PULL;
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}
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}
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$isForum = false;
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if (!empty($activity['thread-completion'])) {
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// Store the original actor in the "causer" fields to enable the check for ignored or blocked contacts
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$item['causer-link'] = $item['owner-link'];
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$item['causer-id'] = $item['owner-id'];
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Logger::info('Ignoring actor because of thread completion.', ['actor' => $item['owner-link']]);
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$item['owner-link'] = $item['author-link'];
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$item['owner-id'] = $item['author-id'];
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} else {
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$actor = APContact::getByURL($item['owner-link'], false);
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$isForum = ($actor['type'] == 'Group');
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}
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$item['uri'] = $activity['id'];
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$item['created'] = DateTimeFormat::utc($activity['published']);
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$item['edited'] = DateTimeFormat::utc($activity['updated']);
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$guid = $activity['sc:identifier'] ?: self::getGUIDByURL($item['uri']);
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$item['guid'] = $activity['diaspora:guid'] ?: $guid;
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$item['uri-id'] = ItemURI::insert(['uri' => $item['uri'], 'guid' => $item['guid']]);
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$item = self::processContent($activity, $item);
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if (empty($item)) {
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return;
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}
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$item['plink'] = $activity['alternate-url'] ?? $item['uri'];
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$item = self::constructAttachList($activity, $item);
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$stored = false;
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foreach ($activity['receiver'] as $receiver) {
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@ -521,7 +523,7 @@ class Processor
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$item['uid'] = $receiver;
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if ($isForum) {
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if ($item['isForum'] ?? false) {
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$item['contact-id'] = Contact::getIdForURL($activity['actor'], $receiver, false);
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} else {
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$item['contact-id'] = Contact::getIdForURL($activity['author'], $receiver, false);
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@ -539,7 +541,7 @@ class Processor
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if (DI::pConfig()->get($receiver, 'system', 'accept_only_sharer', false) && ($receiver != 0) && ($item['gravity'] == GRAVITY_PARENT)) {
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$skip = !Contact::isSharingByURL($activity['author'], $receiver);
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if ($skip && (($activity['type'] == 'as:Announce') || $isForum)) {
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if ($skip && (($activity['type'] == 'as:Announce') || ($item['isForum'] ?? false))) {
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$skip = !Contact::isSharingByURL($activity['actor'], $receiver);
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}
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@ -184,7 +184,7 @@ class Receiver
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* @throws \Friendica\Network\HTTPException\InternalServerErrorException
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* @throws \ImagickException
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*/
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private static function prepareObjectData($activity, $uid, $push, &$trust_source)
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public static function prepareObjectData($activity, $uid, $push, &$trust_source)
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{
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$actor = JsonLD::fetchElement($activity, 'as:actor', '@id');
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if (empty($actor)) {
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@ -227,6 +227,7 @@ class Receiver
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if ($type == 'as:Announce') {
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$trust_source = false;
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}
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$object_data = self::fetchObject($object_id, $activity['as:object'], $trust_source, $uid);
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if (empty($object_data)) {
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Logger::log("Object data couldn't be processed", Logger::DEBUG);
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@ -337,7 +338,6 @@ class Receiver
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if (!JsonLD::fetchElement($activity, 'as:actor', '@id')) {
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Logger::log('Empty actor', Logger::DEBUG);
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return;
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}
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// Don't trust the source if "actor" differs from "attributedTo". The content could be forged.
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@ -374,7 +374,8 @@ class Receiver
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switch ($type) {
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case 'as:Create':
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if (in_array($object_data['object_type'], self::CONTENT_TYPES)) {
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ActivityPub\Processor::createItem($object_data);
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$item = ActivityPub\Processor::createItem($object_data);
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ActivityPub\Processor::postItem($object_data, $item);
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}
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break;
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@ -391,7 +392,8 @@ class Receiver
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// If this isn't set, then a single reshare appears on top. This is used for groups.
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$object_data['thread-completion'] = ($profile['type'] != 'Group');
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ActivityPub\Processor::createItem($object_data);
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$item = ActivityPub\Processor::createItem($object_data);
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ActivityPub\Processor::postItem($object_data, $item);
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// Add the bottom reshare information only for persons
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if ($profile['type'] != 'Group') {
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@ -107,6 +107,7 @@ return [
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'/apps' => [Module\Apps::class, [R::GET]],
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'/attach/{item:\d+}' => [Module\Attach::class, [R::GET]],
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'/babel' => [Module\Debug\Babel::class, [R::GET, R::POST]],
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'/debug/ap' => [Module\Debug\ActivityPubConversion::class, [R::GET, R::POST]],
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'/bookmarklet' => [Module\Bookmarklet::class, [R::GET]],
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'/community[/{content}[/{accounttype}]]' => [Module\Conversation\Community::class, [R::GET]],
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24
view/templates/debug/activitypubconversion.tpl
Normal file
24
view/templates/debug/activitypubconversion.tpl
Normal file
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@ -0,0 +1,24 @@
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<h2>ActivityPub Conversion</h2>
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<form action="debug/ap" method="post" class="panel panel-default">
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<div class="panel-body">
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<div class="form-group">
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{{include file="field_textarea.tpl" field=$source}}
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</div>
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<p><button type="submit" class="btn btn-primary">Submit</button></p>
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</div>
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</form>
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{{if $results}}
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<div class="babel-results">
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{{foreach $results as $result}}
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<div class="panel panel-default">
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<div class="panel-heading">
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<h3 class="panel-title">{{$result.title}}</h3>
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</div>
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<div class="panel-body">
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{{$result.content nofilter}}
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</div>
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</div>
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{{/foreach}}
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</div>
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{{/if}}
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