X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FProtocol%2FActivityPub%2FProcessor.php;h=f142b7e91d148070b0234ef5de97c2923900c028;hb=548b7f43a5f22fa4eea917de1ed3de7588ac294d;hp=1c448cd5757ff6bc0c35f96fbaf9c8b2834afbc7;hpb=e8fee5644b5e746f8c09e604caac3d678f376989;p=friendica.git diff --git a/src/Protocol/ActivityPub/Processor.php b/src/Protocol/ActivityPub/Processor.php index 1c448cd575..f142b7e91d 100644 --- a/src/Protocol/ActivityPub/Processor.php +++ b/src/Protocol/ActivityPub/Processor.php @@ -24,6 +24,7 @@ namespace Friendica\Protocol\ActivityPub; use Friendica\Content\Text\BBCode; use Friendica\Content\Text\HTML; use Friendica\Content\Text\Markdown; +use Friendica\Core\Cache\Enum\Duration; use Friendica\Core\Logger; use Friendica\Core\Protocol; use Friendica\Core\System; @@ -45,7 +46,9 @@ use Friendica\Protocol\Activity; use Friendica\Protocol\ActivityPub; use Friendica\Protocol\Relay; use Friendica\Util\DateTimeFormat; +use Friendica\Util\HTTPSignature; use Friendica\Util\JsonLD; +use Friendica\Util\Network; use Friendica\Util\Strings; use Friendica\Worker\Delivery; @@ -54,6 +57,34 @@ use Friendica\Worker\Delivery; */ class Processor { + const CACHEKEY_FETCH_ACTIVITY = 'processor:fetchMissingActivity:'; + const CACHEKEY_JUST_FETCHED = 'processor:isJustFetched:'; + + /** + * Add an object id to the list of processed ids + * + * @param string $id + * + * @return void + */ + private static function addActivityId(string $id) + { + DBA::delete('processed-activity', ["`received` < ?", DateTimeFormat::utc('now - 5 minutes')]); + DBA::insert('processed-activity', ['object-id' => $id, 'received' => DateTimeFormat::utcNow()]); + } + + /** + * Checks if the given object id has just been processed + * + * @param string $id + * + * @return boolean + */ + private static function isProcessed(string $id): bool + { + return DBA::exists('processed-activity', ['object-id' => $id]); + } + /** * Extracts the tag character (#, @, !) from mention links * @@ -94,7 +125,7 @@ class Processor * * @return string with replaced emojis */ - private static function replaceEmojis(int $uri_id, string $body, array $emojis) + private static function replaceEmojis(int $uri_id, string $body, array $emojis): string { $body = strtr($body, array_combine( @@ -189,16 +220,18 @@ class Processor /** * Updates a message * - * @param array $activity Activity array + * @param array $activity Activity array * @throws \Friendica\Network\HTTPException\InternalServerErrorException + * @throws \ImagickException */ public static function updateItem(array $activity) { - $item = Post::selectFirst(['uri', 'uri-id', 'thr-parent', 'gravity', 'post-type'], ['uri' => $activity['id']]); + $item = Post::selectFirst(['uri', 'uri-id', 'thr-parent', 'gravity', 'post-type', 'private'], ['uri' => $activity['id']]); if (!DBA::isResult($item)) { Logger::warning('No existing item, item will be created', ['uri' => $activity['id']]); - $item = self::createItem($activity); + $item = self::createItem($activity, false); if (empty($item)) { + Queue::remove($activity); return; } @@ -210,17 +243,19 @@ class Processor $item['edited'] = DateTimeFormat::utc($activity['updated']); $item = self::processContent($activity, $item); - - self::storeAttachments($activity, $item); - self::storeQuestion($activity, $item); - if (empty($item)) { + Queue::remove($activity); return; } + self::storeAttachments($activity, $item); + self::storeQuestion($activity, $item); + Post\History::add($item['uri-id'], $item); Item::update($item, ['uri' => $activity['id']]); + Queue::remove($activity); + if ($activity['object_type'] == 'as:Event') { $posts = Post::select(['event-id', 'uid'], ["`uri` = ? AND `event-id` > ?", $activity['id'], 0]); while ($post = DBA::fetch($posts)) { @@ -258,13 +293,23 @@ class Processor /** * Prepares data for a message * - * @param array $activity Activity array + * @param array $activity Activity array + * @param bool $fetch_parents + * * @return array Internal item + * * @throws \Friendica\Network\HTTPException\InternalServerErrorException * @throws \ImagickException */ - public static function createItem(array $activity): array + public static function createItem(array $activity, bool $fetch_parents): array { + if (self::isProcessed($activity['id']) && !Post::exists(['uri' => $activity['id']])) { + Logger::info('Id is already processed', ['id' => $activity['id']]); + return []; + } + + self::addActivityId($activity['id']); + $item = []; $item['verb'] = Activity::POST; $item['thr-parent'] = $activity['reply-to-id']; @@ -277,16 +322,51 @@ class Processor $item['object-type'] = Activity\ObjectType::COMMENT; } - if (empty($activity['directmessage']) && ($activity['id'] != $activity['reply-to-id']) && !Post::exists(['uri' => $activity['reply-to-id']])) { - Logger::notice('Parent not found. Try to refetch it.', ['parent' => $activity['reply-to-id']]); - self::fetchMissingActivity($activity['reply-to-id'], $activity, '', Receiver::COMPLETION_AUTO); + if (!empty($activity['conversation'])) { + $item['conversation'] = $activity['conversation']; + } elseif (!empty($activity['context'])) { + $item['conversation'] = $activity['context']; + } + + if (!empty($item['conversation'])) { + $conversation = Post::selectFirstThread(['uri'], ['conversation' => $item['conversation']]); + if (!empty($conversation)) { + Logger::debug('Got conversation', ['conversation' => $item['conversation'], 'parent' => $conversation]); + $item['parent-uri'] = $conversation['uri']; + } + } else { + $conversation = []; + } + + Logger::debug('Create Item', ['id' => $activity['id'], 'conversation' => $item['conversation'] ?? '']); + if (empty($activity['author']) && empty($activity['actor'])) { + Logger::notice('Missing author and actor. We quit here.', ['activity' => $activity]); + Queue::remove($activity); + return []; + } + + if (!in_array(0, $activity['receiver']) || !DI::config()->get('system', 'fetch_parents')) { + $fetch_parents = false; + } + + if ($fetch_parents && empty($activity['directmessage']) && ($activity['id'] != $activity['reply-to-id']) && !Post::exists(['uri' => $activity['reply-to-id']])) { + $result = self::fetchParent($activity); + if (!empty($result)) { + if (($item['thr-parent'] != $result) && Post::exists(['uri' => $result])) { + $item['thr-parent'] = $result; + } + } elseif (empty($conversation)) { + return []; + } } $item['diaspora_signed_text'] = $activity['diaspora:comment'] ?? ''; - /// @todo What to do with $activity['context']? - if (empty($activity['directmessage']) && ($item['gravity'] != GRAVITY_PARENT) && !Post::exists(['uri' => $item['thr-parent']])) { + if (empty($conversation) && empty($activity['directmessage']) && ($item['gravity'] != GRAVITY_PARENT) && !Post::exists(['uri' => $item['thr-parent']])) { Logger::info('Parent not found, message will be discarded.', ['thr-parent' => $item['thr-parent']]); + if (!$fetch_parents) { + Queue::remove($activity); + } return []; } @@ -306,13 +386,12 @@ class Processor if (!empty($activity['raw'])) { $item['source'] = $activity['raw']; - $item['protocol'] = Conversation::PARCEL_ACTIVITYPUB; - $item['conversation-href'] = $activity['context'] ?? ''; - $item['conversation-uri'] = $activity['conversation'] ?? ''; + } - if (isset($activity['push'])) { - $item['direction'] = $activity['push'] ? Conversation::PUSH : Conversation::PULL; - } + $item['protocol'] = Conversation::PARCEL_ACTIVITYPUB; + + if (isset($activity['push'])) { + $item['direction'] = $activity['push'] ? Conversation::PUSH : Conversation::PULL; } if (!empty($activity['from-relay'])) { @@ -381,6 +460,7 @@ class Processor $item = self::processContent($activity, $item); if (empty($item)) { Logger::info('Message was not processed'); + Queue::remove($activity); return []; } @@ -405,6 +485,109 @@ class Processor return $item; } + /** + * Fetch and process parent posts for the given activity + * + * @param array $activity + * + * @return string + */ + private static function fetchParent(array $activity): string + { + $recursion_depth = $activity['recursion-depth'] ?? 0; + + if ($recursion_depth < DI::config()->get('system', 'max_recursion_depth')) { + Logger::notice('Parent not found. Try to refetch it.', ['parent' => $activity['reply-to-id'], 'recursion-depth' => $recursion_depth]); + $result = self::fetchMissingActivity($activity['reply-to-id'], $activity, '', Receiver::COMPLETION_AUTO); + if (empty($result) && self::isActivityGone($activity['reply-to-id'])) { + Logger::notice('The activity is gone, the queue entry will be deleted', ['parent' => $activity['reply-to-id']]); + if (!empty($activity['entry-id'])) { + Queue::deleteById($activity['entry-id']); + } + return ''; + } elseif (!empty($result)) { + $exists = Post::exists(['uri' => [$result, $activity['reply-to-id']]]); + if ($exists) { + Logger::notice('The activity has been fetched and created.', ['parent' => $result]); + return $result; + } elseif (DI::config()->get('system', 'fetch_by_worker') || DI::config()->get('system', 'decoupled_receiver')) { + Logger::notice('The activity has been fetched and will hopefully be created later.', ['parent' => $result]); + } else { + Logger::notice('The activity exists but has not been created, the queue entry will be deleted.', ['parent' => $result]); + if (!empty($activity['entry-id'])) { + Queue::deleteById($activity['entry-id']); + } + } + return ''; + } + if (empty($result) && !DI::config()->get('system', 'fetch_by_worker')) { + return ''; + } + } elseif (self::isActivityGone($activity['reply-to-id'])) { + Logger::notice('The activity is gone. We will not spawn a worker. The queue entry will be deleted', ['parent' => $activity['reply-to-id']]); + if (!empty($activity['entry-id'])) { + Queue::deleteById($activity['entry-id']); + } + return ''; + } else { + Logger::notice('Recursion level is too high.', ['parent' => $activity['reply-to-id'], 'recursion-depth' => $recursion_depth]); + } + + if (Queue::hasWorker($activity['worker-id'] ?? 0)) { + Logger::notice('There is already a worker task to fetch the post.', ['id' => $activity['id'], 'parent' => $activity['reply-to-id']]); + return ''; + } + + if (!Fetch::hasWorker($activity['reply-to-id'])) { + Logger::notice('Fetching is done by worker.', ['parent' => $activity['reply-to-id'], 'recursion-depth' => $recursion_depth]); + Fetch::add($activity['reply-to-id']); + $activity['recursion-depth'] = 0; + $wid = Worker::add(PRIORITY_HIGH, 'FetchMissingActivity', $activity['reply-to-id'], $activity, '', Receiver::COMPLETION_AUTO); + Fetch::setWorkerId($activity['reply-to-id'], $wid); + } else { + Logger::debug('Activity will already be fetched via a worker.', ['url' => $activity['reply-to-id']]); + } + + return ''; + } + + /** + * Check if a given activity is no longer available + * + * @param string $url + * + * @return boolean + */ + public static function isActivityGone(string $url): bool + { + $curlResult = HTTPSignature::fetchRaw($url, 0); + + if (Network::isUrlBlocked($url)) { + return true; + } + + // @todo To ensure that the remote system is working correctly, we can check if the "Content-Type" contains JSON + if (in_array($curlResult->getReturnCode(), [401, 404])) { + return true; + } + + if ($curlResult->isSuccess()) { + $object = json_decode($curlResult->getBody(), true); + if (!empty($object)) { + $activity = JsonLD::compact($object); + if (JsonLD::fetchElement($activity, '@type') == 'as:Tombstone') { + return true; + } + } + } elseif ($curlResult->getReturnCode() == 0) { + $host = parse_url($url, PHP_URL_HOST); + if (!(filter_var($host, FILTER_VALIDATE_IP) || @dns_get_record($host . '.', DNS_A + DNS_AAAA))) { + return true; + } + } + + return false; + } /** * Delete items * @@ -418,6 +601,7 @@ class Processor Logger::info('Deleting item', ['object' => $activity['object_id'], 'owner' => $owner]); Item::markForDeletion(['uri' => $activity['object_id'], 'owner-id' => $owner]); + Queue::remove($activity); } /** @@ -453,14 +637,15 @@ class Processor /** * Prepare the item array for an activity * - * @param array $activity Activity array - * @param string $verb Activity verb + * @param array $activity Activity array + * @param string $verb Activity verb * @throws \Friendica\Network\HTTPException\InternalServerErrorException * @throws \ImagickException */ public static function createActivity(array $activity, string $verb) { - $item = self::createItem($activity); + $activity['reply-to-id'] = $activity['object_id']; + $item = self::createItem($activity, false); if (empty($item)) { return; } @@ -502,16 +687,13 @@ class Processor } } - if ($activity['target_id'] != $actor['featured']) { - return null; - } - - $id = Contact::getIdForURL($activity['actor']); - if (empty($id)) { - return null; + $parent = Post::selectFirst(['uri-id'], ['uri' => $activity['object_id']]); + if (empty($parent['uri-id'])) { + if (self::fetchMissingActivity($activity['object_id'], $activity, '', Receiver::COMPLETION_AUTO)) { + $parent = Post::selectFirst(['uri-id'], ['uri' => $activity['object_id']]); + } } - $parent = Post::selectFirst(['uri-id'], ['uri' => $activity['object_id'], 'author-id' => $id]); if (!empty($parent['uri-id'])) { return $parent['uri-id']; } @@ -534,6 +716,7 @@ class Processor Logger::debug('Add post to featured collection', ['uri-id' => $uriid]); Post\Collection::add($uriid, Post\Collection::FEATURED); + Queue::remove($activity); } /** @@ -551,6 +734,7 @@ class Processor Logger::debug('Remove post from featured collection', ['uri-id' => $uriid]); Post\Collection::remove($uriid, Post\Collection::FEATURED); + Queue::remove($activity); } /** @@ -637,14 +821,14 @@ class Processor $item['raw-body'] = $content; $item['body'] = Item::improveSharedDataInBody($item); } else { - if (empty($activity['directmessage']) && ($item['thr-parent'] != $item['uri']) && ($item['gravity'] == GRAVITY_COMMENT)) { - $item_private = !in_array(0, $activity['item_receiver']); - $parent = Post::selectFirst(['id', 'uri-id', 'private', 'author-link', 'alias'], ['uri' => $item['thr-parent']]); + $parent_uri = $item['parent-uri'] ?? $item['thr-parent']; + if (empty($activity['directmessage']) && ($parent_uri != $item['uri']) && ($item['gravity'] == GRAVITY_COMMENT)) { + $parent = Post::selectFirst(['id', 'uri-id', 'private', 'author-link', 'alias'], ['uri' => $parent_uri]); if (!DBA::isResult($parent)) { - Logger::warning('Unknown parent item.', ['uri' => $item['thr-parent']]); + Logger::warning('Unknown parent item.', ['uri' => $parent_uri]); return false; } - if ($item_private && ($parent['private'] != Item::PRIVATE)) { + if (!empty($activity['type']) && in_array($activity['type'], Receiver::CONTENT_TYPES) && ($item['private'] == Item::PRIVATE) && ($parent['private'] != Item::PRIVATE)) { Logger::warning('Item is private but the parent is not. Dropping.', ['item-uri' => $item['uri'], 'thr-parent' => $item['thr-parent']]); return false; } @@ -690,7 +874,7 @@ class Processor * @param string $url message URL * @return string with GUID */ - private static function getGUIDByURL(string $url) + private static function getGUIDByURL(string $url): string { $parsed = parse_url($url); @@ -711,7 +895,7 @@ class Processor * @param array $item * @return boolean Is the message wanted? */ - private static function isSolicitedMessage(array $activity, array $item) + private static function isSolicitedMessage(array $activity, array $item): bool { // The checks are split to improve the support when searching why a message was accepted. if (count($activity['receiver']) != 1) { @@ -769,10 +953,14 @@ class Processor } $stored = false; + $success = false; ksort($activity['receiver']); if (!self::isSolicitedMessage($activity, $item)) { DBA::delete('item-uri', ['id' => $item['uri-id']]); + if (!empty($activity['entry-id'])) { + Queue::deleteById($activity['entry-id']); + } return; } @@ -810,10 +998,16 @@ class Processor $item['post-reason'] = Item::PR_NONE; } - if (!empty($activity['from-relay'])) { - $item['post-reason'] = Item::PR_RELAY; - } elseif (!empty($activity['thread-completion'])) { - $item['post-reason'] = Item::PR_FETCHED; + $item['post-reason'] = Item::getPostReason($item); + + if (in_array($item['post-reason'], [Item::PR_GLOBAL, Item::PR_NONE])) { + if (!empty($activity['from-relay'])) { + $item['post-reason'] = Item::PR_RELAY; + } elseif (!empty($activity['thread-completion'])) { + $item['post-reason'] = Item::PR_FETCHED; + } elseif (!empty($activity['push'])) { + $item['post-reason'] = Item::PR_PUSHED; + } } if ($item['isForum'] ?? false) { @@ -831,41 +1025,31 @@ class Processor continue; } - if (!($item['isForum'] ?? false) && ($receiver != 0) && ($item['gravity'] == GRAVITY_PARENT) && !Contact::isSharingByURL($activity['author'], $receiver)) { - if ($item['post-reason'] == Item::PR_BCC) { - Logger::info('Top level post via BCC from a non sharer, ignoring', ['uid' => $receiver, 'contact' => $item['contact-id']]); - continue; - } + if (($receiver != 0) && ($item['gravity'] == GRAVITY_PARENT) && !in_array($item['post-reason'], [Item::PR_FOLLOWER, Item::PR_TAG, item::PR_TO, Item::PR_CC])) { + if (!($item['isForum'] ?? false)) { + if ($item['post-reason'] == Item::PR_BCC) { + Logger::info('Top level post via BCC from a non sharer, ignoring', ['uid' => $receiver, 'contact' => $item['contact-id'], 'url' => $item['uri']]); + continue; + } - if ( - !empty($activity['thread-children-type']) - && in_array($activity['thread-children-type'], Receiver::ACTIVITY_TYPES) - && DI::pConfig()->get($receiver, 'system', 'accept_only_sharer') != Item::COMPLETION_LIKE - ) { - Logger::info('Top level post from thread completion from a non sharer had been initiated via an activity, ignoring', - ['type' => $activity['thread-children-type'], 'user' => $item['uid'], 'causer' => $item['causer-link'], 'author' => $activity['author'], 'url' => $item['uri']]); - continue; + if ((DI::pConfig()->get($receiver, 'system', 'accept_only_sharer') != Item::COMPLETION_LIKE) + && in_array($activity['thread-children-type'] ?? '', Receiver::ACTIVITY_TYPES)) { + Logger::info('Top level post from thread completion from a non sharer had been initiated via an activity, ignoring', + ['type' => $activity['thread-children-type'], 'user' => $item['uid'], 'causer' => $item['causer-link'], 'author' => $activity['author'], 'url' => $item['uri']]); + continue; + } } - } - - $is_forum = false; - if ($receiver != 0) { + $is_forum = false; $user = User::getById($receiver, ['account-type']); if (!empty($user['account-type'])) { $is_forum = ($user['account-type'] == User::ACCOUNT_TYPE_COMMUNITY); } - } - - if (!$is_forum && DI::pConfig()->get($receiver, 'system', 'accept_only_sharer') == Item::COMPLETION_NONE && ($receiver != 0) && ($item['gravity'] == GRAVITY_PARENT)) { - $skip = !Contact::isSharingByURL($activity['author'], $receiver); - - if ($skip && (($activity['type'] == 'as:Announce') || ($item['isForum'] ?? false))) { - $skip = !Contact::isSharingByURL($activity['actor'], $receiver); - } - if ($skip) { - Logger::info('Skipping post', ['uid' => $receiver, 'url' => $item['uri']]); + if ((DI::pConfig()->get($receiver, 'system', 'accept_only_sharer') == Item::COMPLETION_NONE) + && ((!$is_forum && !($item['isForum'] ?? false) && ($activity['type'] != 'as:Announce')) + || !Contact::isSharingByURL($activity['actor'], $receiver))) { + Logger::info('Actor is a non sharer, is no forum or it is no announce', ['uid' => $receiver, 'actor' => $activity['actor'], 'url' => $item['uri'], 'type' => $activity['type']]); continue; } @@ -881,8 +1065,13 @@ class Processor $item_id = Item::insert($item); if ($item_id) { Logger::info('Item insertion successful', ['user' => $item['uid'], 'item_id' => $item_id]); + $success = true; } else { - Logger::notice('Item insertion aborted', ['user' => $item['uid']]); + Logger::notice('Item insertion aborted', ['uri' => $item['uri'], 'uid' => $item['uid']]); + if (($item['uid'] == 0) && (count($activity['receiver']) > 1)) { + Logger::info('Public item was aborted. We skip for all users.', ['uri' => $item['uri']]); + break; + } } if ($item['uid'] == 0) { @@ -890,8 +1079,14 @@ class Processor } } + Queue::remove($activity); + + if ($success && Queue::hasChildren($item['uri']) && Post::exists(['uri' => $item['uri']])) { + Queue::processReplyByUri($item['uri']); + } + // Store send a follow request for every reshare - but only when the item had been stored - if ($stored && ($item['private'] != Item::PRIVATE) && ($item['gravity'] == GRAVITY_PARENT) && ($item['author-link'] != $item['owner-link'])) { + if ($stored && ($item['private'] != Item::PRIVATE) && ($item['gravity'] == GRAVITY_PARENT) && !empty($item['author-link']) && ($item['author-link'] != $item['owner-link'])) { $author = APContact::getByURL($item['owner-link'], false); // We send automatic follow requests for reshared messages. (We don't need though for forum posts) if ($author['type'] != 'Group') { @@ -972,7 +1167,7 @@ class Processor * @return int|bool New mail table row id or false on error * @throws \Friendica\Network\HTTPException\InternalServerErrorException */ - private static function postMail($activity, $item) + private static function postMail(array $activity, array $item) { if (($item['gravity'] != GRAVITY_PARENT) && !DBA::exists('mail', ['uri' => $item['thr-parent'], 'uid' => $item['uid']])) { Logger::info('Parent not found, mail will be discarded.', ['uid' => $item['uid'], 'uri' => $item['thr-parent']]); @@ -1103,49 +1298,78 @@ class Processor Logger::info('Fetched featured posts', ['new' => $new, 'old' => $old, 'contact' => $url]); } + public static function fetchCachedActivity(string $url, int $uid): array + { + $cachekey = self::CACHEKEY_FETCH_ACTIVITY . $uid . ':' . $url; + $object = DI::cache()->get($cachekey); + + if (!is_null($object)) { + if (!empty($object)) { + Logger::debug('Fetch from cache', ['url' => $url, 'uid' => $uid]); + } else { + Logger::debug('Fetch from negative cache', ['url' => $url, 'uid' => $uid]); + } + return $object; + } + + $object = ActivityPub::fetchContent($url, $uid); + if (empty($object)) { + Logger::notice('Activity was not fetchable, aborting.', ['url' => $url, 'uid' => $uid]); + // We perform negative caching. + DI::cache()->set($cachekey, [], Duration::FIVE_MINUTES); + return []; + } + + if (empty($object['id'])) { + Logger::notice('Activity has got not id, aborting. ', ['url' => $url, 'object' => $object]); + return []; + } + DI::cache()->set($cachekey, $object, Duration::FIVE_MINUTES); + + Logger::debug('Activity was fetched successfully', ['url' => $url, 'uid' => $uid]); + + return $object; + } + /** * Fetches missing posts * - * @param string $url message URL - * @param array $child activity array with the child of this message - * @param string $relay_actor Relay actor - * @param int $completion Completion mode, see Receiver::COMPLETION_* + * @param string $url message URL + * @param array $child activity array with the child of this message + * @param string $relay_actor Relay actor + * @param int $completion Completion mode, see Receiver::COMPLETION_* * @return string fetched message URL * @throws \Friendica\Network\HTTPException\InternalServerErrorException + * @throws \ImagickException */ - public static function fetchMissingActivity(string $url, array $child = [], string $relay_actor = '', int $completion = Receiver::COMPLETION_MANUAL) + public static function fetchMissingActivity(string $url, array $child = [], string $relay_actor = '', int $completion = Receiver::COMPLETION_MANUAL): string { - if (!empty($child['receiver'])) { - $uid = ActivityPub\Receiver::getFirstUserFromReceivers($child['receiver']); - } else { - $uid = 0; - } - - $object = ActivityPub::fetchContent($url, $uid); + $object = self::fetchCachedActivity($url, 0); if (empty($object)) { - Logger::notice('Activity was not fetchable, aborting.', ['url' => $url]); return ''; } - if (empty($object['id'])) { - Logger::notice('Activity has got not id, aborting. ', ['url' => $url, 'object' => $object]); - return ''; + $signer = []; + + if (!empty($object['attributedTo'])) { + $attributed_to = $object['attributedTo']; + if (is_array($attributed_to)) { + $compacted = JsonLD::compact($object); + $attributed_to = JsonLD::fetchElement($compacted, 'as:attributedTo', '@id'); + } + $signer[] = $attributed_to; } if (!empty($object['actor'])) { $object_actor = $object['actor']; - } elseif (!empty($object['attributedTo'])) { - $object_actor = $object['attributedTo']; - if (is_array($object_actor)) { - $compacted = JsonLD::compact($object); - $object_actor = JsonLD::fetchElement($compacted, 'as:attributedTo', '@id'); - } + } elseif (!empty($attributed_to)) { + $object_actor = $attributed_to; } else { // Shouldn't happen $object_actor = ''; } - $signer = [$object_actor]; + $signer[] = $object_actor; if (!empty($child['author'])) { $actor = $child['author']; @@ -1175,6 +1399,8 @@ class Processor $ldactivity = JsonLD::compact($activity); + $ldactivity['recursion-depth'] = !empty($child['recursion-depth']) ? $child['recursion-depth'] + 1 : 0; + if (!empty($relay_actor)) { $ldactivity['thread-completion'] = $ldactivity['from-relay'] = Contact::getIdForURL($relay_actor); $ldactivity['completion-mode'] = Receiver::COMPLETION_RELAY; @@ -1186,17 +1412,25 @@ class Processor $ldactivity['completion-mode'] = $completion; } - if (!empty($child['type'])) { + if (!empty($child['thread-children-type'])) { + $ldactivity['thread-children-type'] = $child['thread-children-type']; + } elseif (!empty($child['type'])) { $ldactivity['thread-children-type'] = $child['type']; + } else { + $ldactivity['thread-children-type'] = 'as:Create'; } if (!empty($relay_actor) && !self::acceptIncomingMessage($ldactivity, $object['id'])) { return ''; } - ActivityPub\Receiver::processActivity($ldactivity, json_encode($activity), $uid, true, false, $signer); - - Logger::notice('Activity had been fetched and processed.', ['url' => $url, 'object' => $activity['id']]); + if (($completion == Receiver::COMPLETION_RELAY) && Queue::exists($url, 'as:Create')) { + Logger::notice('Activity has already been queued.', ['url' => $url, 'object' => $activity['id']]); + } elseif (ActivityPub\Receiver::processActivity($ldactivity, json_encode($activity), 0, true, false, $signer, '', $completion)) { + Logger::notice('Activity had been fetched and processed.', ['url' => $url, 'entry' => $child['entry-id'] ?? 0, 'completion' => $completion, 'object' => $activity['id']]); + } else { + Logger::notice('Activity had been fetched and will be processed later.', ['url' => $url, 'entry' => $child['entry-id'] ?? 0, 'completion' => $completion, 'object' => $activity['id']]); + } return $activity['id']; } @@ -1208,7 +1442,7 @@ class Processor * @param string $id object ID * @return boolean true if message is accepted */ - private static function acceptIncomingMessage(array $activity, string $id) + private static function acceptIncomingMessage(array $activity, string $id): bool { if (empty($activity['as:object'])) { Logger::info('No object field in activity - accepted', ['id' => $id]); @@ -1216,7 +1450,7 @@ class Processor } $replyto = JsonLD::fetchElement($activity['as:object'], 'as:inReplyTo', '@id'); - $uriid = ItemURI::getIdByURI($replyto); + $uriid = ItemURI::getIdByURI($replyto ?? ''); if (Post::exists(['uri-id' => $uriid])) { Logger::info('Post is a reply to an existing post - accepted', ['id' => $id, 'uri-id' => $uriid, 'replyto' => $replyto]); return true; @@ -1225,8 +1459,7 @@ class Processor $attributed_to = JsonLD::fetchElement($activity['as:object'], 'as:attributedTo', '@id'); $authorid = Contact::getIdForURL($attributed_to); - $value = JsonLD::fetchElement($activity['as:object'], 'as:content', '@value'); - $body = (!empty($value) ? HTML::toBBCode($value) : ''); + $body = HTML::toBBCode(JsonLD::fetchElement($activity['as:object'], 'as:content', '@value') ?? ''); $messageTags = []; $tags = Receiver::processTags(JsonLD::fetchElementArray($activity['as:object'], 'as:tag') ?? []); @@ -1246,13 +1479,15 @@ class Processor * perform a "follow" request * * @param array $activity + * @return void * @throws \Friendica\Network\HTTPException\InternalServerErrorException * @throws \ImagickException */ - public static function followUser($activity) + public static function followUser(array $activity) { $uid = User::getIdForURL($activity['object_id']); if (empty($uid)) { + Queue::remove($activity); return; } @@ -1267,8 +1502,10 @@ class Processor Contact::update(['hub-verify' => $activity['id'], 'protocol' => Protocol::ACTIVITYPUB], ['id' => $cid]); } - $item = ['author-id' => Contact::getIdForURL($activity['actor']), - 'author-link' => $activity['actor']]; + $item = [ + 'author-id' => Contact::getIdForURL($activity['actor']), + 'author-link' => $activity['actor'], + ]; // Ensure that the contact has got the right network type self::switchContact($item['author-id']); @@ -1290,15 +1527,15 @@ class Processor if (empty($contact)) { Contact::update(['hub-verify' => $activity['id'], 'protocol' => Protocol::ACTIVITYPUB], ['id' => $cid]); } - Logger::notice('Follow user ' . $uid . ' from contact ' . $cid . ' with id ' . $activity['id']); + Queue::remove($activity); } /** * Transmit pending events to the new follower * - * @param integer $cid - * @param integer $uid + * @param integer $cid Contact id + * @param integer $uid User id * @return void */ private static function transmitPendingEvents(int $cid, int $uid) @@ -1327,7 +1564,7 @@ class Processor * @param array $activity * @throws \Exception */ - public static function updatePerson($activity) + public static function updatePerson(array $activity) { if (empty($activity['object_id'])) { return; @@ -1335,15 +1572,17 @@ class Processor Logger::info('Updating profile', ['object' => $activity['object_id']]); Contact::updateFromProbeByURL($activity['object_id']); + Queue::remove($activity); } /** * Delete the given profile * * @param array $activity + * @return void * @throws \Friendica\Network\HTTPException\InternalServerErrorException */ - public static function deletePerson($activity) + public static function deletePerson(array $activity) { if (empty($activity['object_id']) || empty($activity['actor'])) { Logger::info('Empty object id or actor.'); @@ -1362,15 +1601,17 @@ class Processor DBA::close($contacts); Logger::info('Deleted contact', ['object' => $activity['object_id']]); + Queue::remove($activity); } /** * Blocks the user by the contact * * @param array $activity + * @return void * @throws \Exception */ - public static function blockAccount($activity) + public static function blockAccount(array $activity) { $cid = Contact::getIdForURL($activity['actor']); if (empty($cid)) { @@ -1385,15 +1626,17 @@ class Processor Contact\User::setIsBlocked($cid, $uid, true); Logger::info('Contact blocked user', ['contact' => $cid, 'user' => $uid]); + Queue::remove($activity); } /** * Unblocks the user by the contact * * @param array $activity + * @return void * @throws \Exception */ - public static function unblockAccount($activity) + public static function unblockAccount(array $activity) { $cid = Contact::getIdForURL($activity['actor']); if (empty($cid)) { @@ -1408,6 +1651,7 @@ class Processor Contact\User::setIsBlocked($cid, $uid, false); Logger::info('Contact unblocked user', ['contact' => $cid, 'user' => $uid]); + Queue::remove($activity); } /** @@ -1417,7 +1661,7 @@ class Processor * @throws \Friendica\Network\HTTPException\InternalServerErrorException * @throws \ImagickException */ - public static function acceptFollowUser($activity) + public static function acceptFollowUser(array $activity) { $uid = User::getIdForURL($activity['object_actor']); if (empty($uid)) { @@ -1442,6 +1686,7 @@ class Processor $condition = ['id' => $cid]; Contact::update($fields, $condition); Logger::info('Accept contact request', ['contact' => $cid, 'user' => $uid]); + Queue::remove($activity); } /** @@ -1451,7 +1696,7 @@ class Processor * @throws \Friendica\Network\HTTPException\InternalServerErrorException * @throws \ImagickException */ - public static function rejectFollowUser($activity) + public static function rejectFollowUser(array $activity) { $uid = User::getIdForURL($activity['object_actor']); if (empty($uid)) { @@ -1475,6 +1720,7 @@ class Processor } else { Logger::info('Rejected contact request', ['contact' => $cid, 'user' => $uid]); } + Queue::remove($activity); } /** @@ -1484,7 +1730,7 @@ class Processor * @throws \Friendica\Network\HTTPException\InternalServerErrorException * @throws \ImagickException */ - public static function undoActivity($activity) + public static function undoActivity(array $activity) { if (empty($activity['object_id'])) { return; @@ -1500,6 +1746,7 @@ class Processor } Item::markForDeletion(['uri' => $activity['object_id'], 'author-id' => $author_id, 'gravity' => GRAVITY_ACTIVITY]); + Queue::remove($activity); } /** @@ -1509,7 +1756,7 @@ class Processor * @throws \Friendica\Network\HTTPException\InternalServerErrorException * @throws \ImagickException */ - public static function undoFollowUser($activity) + public static function undoFollowUser(array $activity) { $uid = User::getIdForURL($activity['object_object']); if (empty($uid)) { @@ -1536,15 +1783,17 @@ class Processor Contact::removeFollower($contact); Logger::info('Undo following request', ['contact' => $cid, 'user' => $uid]); + Queue::remove($activity); } /** * Switches a contact to AP if needed * * @param integer $cid Contact ID + * @return void * @throws \Exception */ - private static function switchContact($cid) + private static function switchContact(int $cid) { $contact = DBA::selectFirst('contact', ['network', 'url'], ['id' => $cid]); if (!DBA::isResult($contact) || in_array($contact['network'], [Protocol::ACTIVITYPUB, Protocol::DFRN]) || Contact::isLocal($contact['url'])) { @@ -1564,7 +1813,7 @@ class Processor * @return array * @throws \Friendica\Network\HTTPException\InternalServerErrorException */ - private static function getImplicitMentionList(array $parent) + private static function getImplicitMentionList(array $parent): array { $parent_terms = Tag::getByURIId($parent['uri-id'], [Tag::MENTION, Tag::IMPLICIT_MENTION, Tag::EXCLUSIVE_MENTION]); @@ -1602,7 +1851,7 @@ class Processor * @param array $parent * @return string */ - private static function removeImplicitMentionsFromBody(string $body, array $parent) + private static function removeImplicitMentionsFromBody(string $body, array $parent): string { if (DI::config()->get('system', 'disable_implicit_mentions')) { return $body;