From 4d2e5c2bbee82abd80c566051024aa33440ab805 Mon Sep 17 00:00:00 2001 From: Michael Date: Wed, 3 Oct 2018 06:15:07 +0000 Subject: [PATCH 01/17] AP class will be split in processor, receiver and transmitter --- src/Module/Followers.php | 2 +- src/Module/Following.php | 2 +- src/Module/Outbox.php | 2 +- src/Protocol/ActivityPub.php | 142 ---- src/Protocol/ActivityPub/Processor.php | 476 +++++++++++++ src/Protocol/ActivityPub/Receiver.php | 596 ++++++++++++++++ src/Protocol/ActivityPub/Transmitter.php | 831 +++++++++++++++++++++++ 7 files changed, 1906 insertions(+), 145 deletions(-) create mode 100644 src/Protocol/ActivityPub/Processor.php create mode 100644 src/Protocol/ActivityPub/Receiver.php create mode 100644 src/Protocol/ActivityPub/Transmitter.php diff --git a/src/Module/Followers.php b/src/Module/Followers.php index 98e9f1e0e..56160aecf 100644 --- a/src/Module/Followers.php +++ b/src/Module/Followers.php @@ -29,7 +29,7 @@ class Followers extends BaseModule $page = defaults($_REQUEST, 'page', null); - $followers = ActivityPub::getFollowers($owner, $page); + $followers = ActivityPub\Transmitter::getFollowers($owner, $page); header('Content-Type: application/activity+json'); echo json_encode($followers); diff --git a/src/Module/Following.php b/src/Module/Following.php index 6023db4cb..71e6613f0 100644 --- a/src/Module/Following.php +++ b/src/Module/Following.php @@ -29,7 +29,7 @@ class Following extends BaseModule $page = defaults($_REQUEST, 'page', null); - $Following = ActivityPub::getFollowing($owner, $page); + $Following = ActivityPub\Transmitter::getFollowing($owner, $page); header('Content-Type: application/activity+json'); echo json_encode($Following); diff --git a/src/Module/Outbox.php b/src/Module/Outbox.php index f6bad56dd..681d1cccb 100644 --- a/src/Module/Outbox.php +++ b/src/Module/Outbox.php @@ -29,7 +29,7 @@ class Outbox extends BaseModule $page = defaults($_REQUEST, 'page', null); - $outbox = ActivityPub::getOutbox($owner, $page); + $outbox = ActivityPub\Transmitter::getOutbox($owner, $page); header('Content-Type: application/activity+json'); echo json_encode($outbox); diff --git a/src/Protocol/ActivityPub.php b/src/Protocol/ActivityPub.php index ef4a48479..a9f3217f9 100644 --- a/src/Protocol/ActivityPub.php +++ b/src/Protocol/ActivityPub.php @@ -92,148 +92,6 @@ class ActivityPub stristr(defaults($_SERVER, 'HTTP_ACCEPT', ''), 'application/ld+json'); } - /** - * @brief collects the lost of followers of the given owner - * - * @param array $owner Owner array - * @param integer $page Page number - * - * @return array of owners - */ - public static function getFollowers($owner, $page = null) - { - $condition = ['rel' => [Contact::FOLLOWER, Contact::FRIEND], 'network' => Protocol::NATIVE_SUPPORT, 'uid' => $owner['uid'], - 'self' => false, 'hidden' => false, 'archive' => false, 'pending' => false]; - $count = DBA::count('contact', $condition); - - $data = ['@context' => self::CONTEXT]; - $data['id'] = System::baseUrl() . '/followers/' . $owner['nickname']; - $data['type'] = 'OrderedCollection'; - $data['totalItems'] = $count; - - // When we hide our friends we will only show the pure number but don't allow more. - $profile = Profile::getByUID($owner['uid']); - if (!empty($profile['hide-friends'])) { - return $data; - } - - if (empty($page)) { - $data['first'] = System::baseUrl() . '/followers/' . $owner['nickname'] . '?page=1'; - } else { - $list = []; - - $contacts = DBA::select('contact', ['url'], $condition, ['limit' => [($page - 1) * 100, 100]]); - while ($contact = DBA::fetch($contacts)) { - $list[] = $contact['url']; - } - - if (!empty($list)) { - $data['next'] = System::baseUrl() . '/followers/' . $owner['nickname'] . '?page=' . ($page + 1); - } - - $data['partOf'] = System::baseUrl() . '/followers/' . $owner['nickname']; - - $data['orderedItems'] = $list; - } - - return $data; - } - - /** - * @brief Create list of following contacts - * - * @param array $owner Owner array - * @param integer $page Page numbe - * - * @return array of following contacts - */ - public static function getFollowing($owner, $page = null) - { - $condition = ['rel' => [Contact::SHARING, Contact::FRIEND], 'network' => Protocol::NATIVE_SUPPORT, 'uid' => $owner['uid'], - 'self' => false, 'hidden' => false, 'archive' => false, 'pending' => false]; - $count = DBA::count('contact', $condition); - - $data = ['@context' => self::CONTEXT]; - $data['id'] = System::baseUrl() . '/following/' . $owner['nickname']; - $data['type'] = 'OrderedCollection'; - $data['totalItems'] = $count; - - // When we hide our friends we will only show the pure number but don't allow more. - $profile = Profile::getByUID($owner['uid']); - if (!empty($profile['hide-friends'])) { - return $data; - } - - if (empty($page)) { - $data['first'] = System::baseUrl() . '/following/' . $owner['nickname'] . '?page=1'; - } else { - $list = []; - - $contacts = DBA::select('contact', ['url'], $condition, ['limit' => [($page - 1) * 100, 100]]); - while ($contact = DBA::fetch($contacts)) { - $list[] = $contact['url']; - } - - if (!empty($list)) { - $data['next'] = System::baseUrl() . '/following/' . $owner['nickname'] . '?page=' . ($page + 1); - } - - $data['partOf'] = System::baseUrl() . '/following/' . $owner['nickname']; - - $data['orderedItems'] = $list; - } - - return $data; - } - - /** - * @brief Public posts for the given owner - * - * @param array $owner Owner array - * @param integer $page Page numbe - * - * @return array of posts - */ - public static function getOutbox($owner, $page = null) - { - $public_contact = Contact::getIdForURL($owner['url'], 0, true); - - $condition = ['uid' => $owner['uid'], 'contact-id' => $owner['id'], 'author-id' => $public_contact, - 'wall' => true, 'private' => false, 'gravity' => [GRAVITY_PARENT, GRAVITY_COMMENT], - 'deleted' => false, 'visible' => true]; - $count = DBA::count('item', $condition); - - $data = ['@context' => self::CONTEXT]; - $data['id'] = System::baseUrl() . '/outbox/' . $owner['nickname']; - $data['type'] = 'OrderedCollection'; - $data['totalItems'] = $count; - - if (empty($page)) { - $data['first'] = System::baseUrl() . '/outbox/' . $owner['nickname'] . '?page=1'; - } else { - $list = []; - - $condition['parent-network'] = Protocol::NATIVE_SUPPORT; - - $items = Item::select(['id'], $condition, ['limit' => [($page - 1) * 20, 20], 'order' => ['created' => true]]); - while ($item = Item::fetch($items)) { - $object = self::createObjectFromItemID($item['id']); - unset($object['@context']); - $list[] = $object; - } - - if (!empty($list)) { - $data['next'] = System::baseUrl() . '/outbox/' . $owner['nickname'] . '?page=' . ($page + 1); - } - - $data['partOf'] = System::baseUrl() . '/outbox/' . $owner['nickname']; - - $data['orderedItems'] = $list; - } - - return $data; - } - /** * Return the ActivityPub profile of the given user * diff --git a/src/Protocol/ActivityPub/Processor.php b/src/Protocol/ActivityPub/Processor.php new file mode 100644 index 000000000..bbf4d7b80 --- /dev/null +++ b/src/Protocol/ActivityPub/Processor.php @@ -0,0 +1,476 @@ + $activity['reply-to-id']])) { + logger('Parent ' . $activity['reply-to-id'] . ' not found. Try to refetch it.'); + self::fetchMissingActivity($activity['reply-to-id'], $activity); + } + + self::postItem($activity, $item, $body); + } + + /** + * @brief + * + * @param array $activity + * @param $body + */ + private static function likeItem($activity, $body) + { + $item = []; + $item['verb'] = ACTIVITY_LIKE; + $item['parent-uri'] = $activity['object']; + $item['gravity'] = GRAVITY_ACTIVITY; + $item['object-type'] = ACTIVITY_OBJ_NOTE; + + self::postItem($activity, $item, $body); + } + + /** + * @brief Delete items + * + * @param array $activity + * @param $body + */ + private static function deleteItem($activity) + { + $owner = Contact::getIdForURL($activity['owner']); + $object = JsonLD::fetchElement($activity, 'object', 'id'); + logger('Deleting item ' . $object . ' from ' . $owner, LOGGER_DEBUG); + Item::delete(['uri' => $object, 'owner-id' => $owner]); + } + + /** + * @brief + * + * @param array $activity + * @param $body + */ + private static function dislikeItem($activity, $body) + { + $item = []; + $item['verb'] = ACTIVITY_DISLIKE; + $item['parent-uri'] = $activity['object']; + $item['gravity'] = GRAVITY_ACTIVITY; + $item['object-type'] = ACTIVITY_OBJ_NOTE; + + self::postItem($activity, $item, $body); + } + + /** + * @brief + * + * @param array $activity + * @param array $item + * @param $body + */ + private static function postItem($activity, $item, $body) + { + /// @todo What to do with $activity['context']? + + if (($item['gravity'] != GRAVITY_PARENT) && !Item::exists(['uri' => $item['parent-uri']])) { + logger('Parent ' . $item['parent-uri'] . ' not found, message will be discarded.', LOGGER_DEBUG); + return; + } + + $item['network'] = Protocol::ACTIVITYPUB; + $item['private'] = !in_array(0, $activity['receiver']); + $item['author-id'] = Contact::getIdForURL($activity['author'], 0, true); + $item['owner-id'] = Contact::getIdForURL($activity['owner'], 0, true); + $item['uri'] = $activity['id']; + $item['created'] = $activity['published']; + $item['edited'] = $activity['updated']; + $item['guid'] = $activity['diaspora:guid']; + $item['title'] = HTML::toBBCode($activity['name']); + $item['content-warning'] = HTML::toBBCode($activity['summary']); + $item['body'] = self::convertMentions(HTML::toBBCode($activity['content'])); + $item['location'] = $activity['location']; + $item['tag'] = self::constructTagList($activity['tags'], $activity['sensitive']); + $item['app'] = $activity['service']; + $item['plink'] = defaults($activity, 'alternate-url', $item['uri']); + + $item = self::constructAttachList($activity['attachments'], $item); + + $source = JsonLD::fetchElement($activity, 'source', 'content', 'mediaType', 'text/bbcode'); + if (!empty($source)) { + $item['body'] = $source; + } + + $item['protocol'] = Conversation::PARCEL_ACTIVITYPUB; + $item['source'] = $body; + $item['conversation-href'] = $activity['context']; + $item['conversation-uri'] = $activity['conversation']; + + foreach ($activity['receiver'] as $receiver) { + $item['uid'] = $receiver; + $item['contact-id'] = Contact::getIdForURL($activity['author'], $receiver, true); + + if (($receiver != 0) && empty($item['contact-id'])) { + $item['contact-id'] = Contact::getIdForURL($activity['author'], 0, true); + } + + $item_id = Item::insert($item); + logger('Storing for user ' . $item['uid'] . ': ' . $item_id); + } + } + + /** + * @brief + * + * @param $url + * @param $child + */ + private static function fetchMissingActivity($url, $child) + { + if (Config::get('system', 'ostatus_full_threads')) { + return; + } + + $object = ActivityPub::fetchContent($url); + if (empty($object)) { + logger('Activity ' . $url . ' was not fetchable, aborting.'); + return; + } + + $activity = []; + $activity['@context'] = $object['@context']; + unset($object['@context']); + $activity['id'] = $object['id']; + $activity['to'] = defaults($object, 'to', []); + $activity['cc'] = defaults($object, 'cc', []); + $activity['actor'] = $child['author']; + $activity['object'] = $object; + $activity['published'] = $object['published']; + $activity['type'] = 'Create'; + + ActivityPub::processActivity($activity); + logger('Activity ' . $url . ' had been fetched and processed.'); + } + + /** + * @brief perform a "follow" request + * + * @param array $activity + */ + private static function followUser($activity) + { + $actor = JsonLD::fetchElement($activity, 'object', 'id'); + $uid = User::getIdForURL($actor); + if (empty($uid)) { + return; + } + + $owner = User::getOwnerDataById($uid); + + $cid = Contact::getIdForURL($activity['owner'], $uid); + if (!empty($cid)) { + $contact = DBA::selectFirst('contact', [], ['id' => $cid]); + } else { + $contact = false; + } + + $item = ['author-id' => Contact::getIdForURL($activity['owner']), + 'author-link' => $activity['owner']]; + + Contact::addRelationship($owner, $contact, $item); + $cid = Contact::getIdForURL($activity['owner'], $uid); + if (empty($cid)) { + return; + } + + $contact = DBA::selectFirst('contact', ['network'], ['id' => $cid]); + if ($contact['network'] != Protocol::ACTIVITYPUB) { + Contact::updateFromProbe($cid, Protocol::ACTIVITYPUB); + } + + DBA::update('contact', ['hub-verify' => $activity['id']], ['id' => $cid]); + logger('Follow user ' . $uid . ' from contact ' . $cid . ' with id ' . $activity['id']); + } + + /** + * @brief Update the given profile + * + * @param array $activity + */ + private static function updatePerson($activity) + { + if (empty($activity['object']['id'])) { + return; + } + + logger('Updating profile for ' . $activity['object']['id'], LOGGER_DEBUG); + APContact::getByURL($activity['object']['id'], true); + } + + /** + * @brief Delete the given profile + * + * @param array $activity + */ + private static function deletePerson($activity) + { + if (empty($activity['object']['id']) || empty($activity['object']['actor'])) { + logger('Empty object id or actor.', LOGGER_DEBUG); + return; + } + + if ($activity['object']['id'] != $activity['object']['actor']) { + logger('Object id does not match actor.', LOGGER_DEBUG); + return; + } + + $contacts = DBA::select('contact', ['id'], ['nurl' => normalise_link($activity['object']['id'])]); + while ($contact = DBA::fetch($contacts)) { + Contact::remove($contact["id"]); + } + DBA::close($contacts); + + logger('Deleted contact ' . $activity['object']['id'], LOGGER_DEBUG); + } + + /** + * @brief Accept a follow request + * + * @param array $activity + */ + private static function acceptFollowUser($activity) + { + $actor = JsonLD::fetchElement($activity, 'object', 'actor'); + $uid = User::getIdForURL($actor); + if (empty($uid)) { + return; + } + + $owner = User::getOwnerDataById($uid); + + $cid = Contact::getIdForURL($activity['owner'], $uid); + if (empty($cid)) { + logger('No contact found for ' . $activity['owner'], LOGGER_DEBUG); + return; + } + + $fields = ['pending' => false]; + + $contact = DBA::selectFirst('contact', ['rel'], ['id' => $cid]); + if ($contact['rel'] == Contact::FOLLOWER) { + $fields['rel'] = Contact::FRIEND; + } + + $condition = ['id' => $cid]; + DBA::update('contact', $fields, $condition); + logger('Accept contact request from contact ' . $cid . ' for user ' . $uid, LOGGER_DEBUG); + } + + /** + * @brief Reject a follow request + * + * @param array $activity + */ + private static function rejectFollowUser($activity) + { + $actor = JsonLD::fetchElement($activity, 'object', 'actor'); + $uid = User::getIdForURL($actor); + if (empty($uid)) { + return; + } + + $owner = User::getOwnerDataById($uid); + + $cid = Contact::getIdForURL($activity['owner'], $uid); + if (empty($cid)) { + logger('No contact found for ' . $activity['owner'], LOGGER_DEBUG); + return; + } + + if (DBA::exists('contact', ['id' => $cid, 'rel' => Contact::SHARING, 'pending' => true])) { + Contact::remove($cid); + logger('Rejected contact request from contact ' . $cid . ' for user ' . $uid . ' - contact had been removed.', LOGGER_DEBUG); + } else { + logger('Rejected contact request from contact ' . $cid . ' for user ' . $uid . '.', LOGGER_DEBUG); + } + } + + /** + * @brief Undo activity like "like" or "dislike" + * + * @param array $activity + */ + private static function undoActivity($activity) + { + $activity_url = JsonLD::fetchElement($activity, 'object', 'id'); + if (empty($activity_url)) { + return; + } + + $actor = JsonLD::fetchElement($activity, 'object', 'actor'); + if (empty($actor)) { + return; + } + + $author_id = Contact::getIdForURL($actor); + if (empty($author_id)) { + return; + } + + Item::delete(['uri' => $activity_url, 'author-id' => $author_id, 'gravity' => GRAVITY_ACTIVITY]); + } + + /** + * @brief Activity to remove a follower + * + * @param array $activity + */ + private static function undoFollowUser($activity) + { + $object = JsonLD::fetchElement($activity, 'object', 'object'); + $uid = User::getIdForURL($object); + if (empty($uid)) { + return; + } + + $owner = User::getOwnerDataById($uid); + + $cid = Contact::getIdForURL($activity['owner'], $uid); + if (empty($cid)) { + logger('No contact found for ' . $activity['owner'], LOGGER_DEBUG); + return; + } + + $contact = DBA::selectFirst('contact', [], ['id' => $cid]); + if (!DBA::isResult($contact)) { + return; + } + + Contact::removeFollower($owner, $contact); + logger('Undo following request from contact ' . $cid . ' for user ' . $uid, LOGGER_DEBUG); + } +} diff --git a/src/Protocol/ActivityPub/Receiver.php b/src/Protocol/ActivityPub/Receiver.php new file mode 100644 index 000000000..171771748 --- /dev/null +++ b/src/Protocol/ActivityPub/Receiver.php @@ -0,0 +1,596 @@ + $uid]; + $receivers = array_merge($receivers, $additional); + } + + logger('Receivers: ' . json_encode($receivers), LOGGER_DEBUG); + + $object_id = JsonLD::fetchElement($activity, 'object', 'id'); + if (empty($object_id)) { + logger('No object found', LOGGER_DEBUG); + return []; + } + + // Fetch the content only on activities where this matters + if (in_array($activity['type'], ['Create', 'Announce'])) { + $object_data = ActivityPub::fetchObject($object_id, $activity['object'], $trust_source); + if (empty($object_data)) { + logger("Object data couldn't be processed", LOGGER_DEBUG); + return []; + } + // We had been able to retrieve the object data - so we can trust the source + $trust_source = true; + } elseif (in_array($activity['type'], ['Like', 'Dislike'])) { + // Create a mostly empty array out of the activity data (instead of the object). + // This way we later don't have to check for the existence of ech individual array element. + $object_data = ActivityPub::processObject($activity); + $object_data['name'] = $activity['type']; + $object_data['author'] = $activity['actor']; + $object_data['object'] = $object_id; + $object_data['object_type'] = ''; // Since we don't fetch the object, we don't know the type + } else { + $object_data = []; + $object_data['id'] = $activity['id']; + $object_data['object'] = $activity['object']; + $object_data['object_type'] = JsonLD::fetchElement($activity, 'object', 'type'); + } + + $object_data = ActivityPub::addActivityFields($object_data, $activity); + + $object_data['type'] = $activity['type']; + $object_data['owner'] = $actor; + $object_data['receiver'] = array_merge(defaults($object_data, 'receiver', []), $receivers); + + logger('Processing ' . $object_data['type'] . ' ' . $object_data['object_type'] . ' ' . $object_data['id'], LOGGER_DEBUG); + + return $object_data; + } + + /** + * @brief + * + * @param array $activity + * @param $body + * @param integer $uid User ID + * @param $trust_source + */ + private static function processActivity($activity, $body = '', $uid = null, $trust_source = false) + { + if (empty($activity['type'])) { + logger('Empty type', LOGGER_DEBUG); + return; + } + + if (empty($activity['object'])) { + logger('Empty object', LOGGER_DEBUG); + return; + } + + if (empty($activity['actor'])) { + logger('Empty actor', LOGGER_DEBUG); + return; + + } + + // $trust_source is called by reference and is set to true if the content was retrieved successfully + $object_data = ActivityPub::prepareObjectData($activity, $uid, $trust_source); + if (empty($object_data)) { + logger('No object data found', LOGGER_DEBUG); + return; + } + + if (!$trust_source) { + logger('No trust for activity type "' . $activity['type'] . '", so we quit now.', LOGGER_DEBUG); + } + + switch ($activity['type']) { + case 'Create': + case 'Announce': + ActivityPub::createItem($object_data, $body); + break; + + case 'Like': + ActivityPub::likeItem($object_data, $body); + break; + + case 'Dislike': + ActivityPub::dislikeItem($object_data, $body); + break; + + case 'Update': + if (in_array($object_data['object_type'], ActivityPub::CONTENT_TYPES)) { + /// @todo + } elseif (in_array($object_data['object_type'], ActivityPub::ACCOUNT_TYPES)) { + ActivityPub::updatePerson($object_data, $body); + } + break; + + case 'Delete': + if ($object_data['object_type'] == 'Tombstone') { + ActivityPub::deleteItem($object_data, $body); + } elseif (in_array($object_data['object_type'], ActivityPub::ACCOUNT_TYPES)) { + ActivityPub::deletePerson($object_data, $body); + } + break; + + case 'Follow': + ActivityPub::followUser($object_data); + break; + + case 'Accept': + if ($object_data['object_type'] == 'Follow') { + ActivityPub::acceptFollowUser($object_data); + } + break; + + case 'Reject': + if ($object_data['object_type'] == 'Follow') { + ActivityPub::rejectFollowUser($object_data); + } + break; + + case 'Undo': + if ($object_data['object_type'] == 'Follow') { + ActivityPub::undoFollowUser($object_data); + } elseif (in_array($object_data['object_type'], ActivityPub::ACTIVITY_TYPES)) { + ActivityPub::undoActivity($object_data); + } + break; + + default: + logger('Unknown activity: ' . $activity['type'], LOGGER_DEBUG); + break; + } + } + + /** + * @brief + * + * @param array $activity + * @param $actor + * + * @return + */ + private static function getReceivers($activity, $actor) + { + $receivers = []; + + // When it is an answer, we inherite the receivers from the parent + $replyto = JsonLD::fetchElement($activity, 'inReplyTo', 'id'); + if (!empty($replyto)) { + $parents = Item::select(['uid'], ['uri' => $replyto]); + while ($parent = Item::fetch($parents)) { + $receivers['uid:' . $parent['uid']] = $parent['uid']; + } + } + + if (!empty($actor)) { + $profile = APContact::getByURL($actor); + $followers = defaults($profile, 'followers', ''); + + logger('Actor: ' . $actor . ' - Followers: ' . $followers, LOGGER_DEBUG); + } else { + logger('Empty actor', LOGGER_DEBUG); + $followers = ''; + } + + foreach (['to', 'cc', 'bto', 'bcc'] as $element) { + if (empty($activity[$element])) { + continue; + } + + // The receiver can be an array or a string + if (is_string($activity[$element])) { + $activity[$element] = [$activity[$element]]; + } + + foreach ($activity[$element] as $receiver) { + if ($receiver == ActivityPub::PUBLIC_COLLECTION) { + $receivers['uid:0'] = 0; + } + + if (($receiver == ActivityPub::PUBLIC_COLLECTION) && !empty($actor)) { + // This will most likely catch all OStatus connections to Mastodon + $condition = ['alias' => [$actor, normalise_link($actor)], 'rel' => [Contact::SHARING, Contact::FRIEND] + , 'archive' => false, 'pending' => false]; + $contacts = DBA::select('contact', ['uid'], $condition); + while ($contact = DBA::fetch($contacts)) { + if ($contact['uid'] != 0) { + $receivers['uid:' . $contact['uid']] = $contact['uid']; + } + } + DBA::close($contacts); + } + + if (in_array($receiver, [$followers, ActivityPub::PUBLIC_COLLECTION]) && !empty($actor)) { + $condition = ['nurl' => normalise_link($actor), 'rel' => [Contact::SHARING, Contact::FRIEND], + 'network' => Protocol::ACTIVITYPUB, 'archive' => false, 'pending' => false]; + $contacts = DBA::select('contact', ['uid'], $condition); + while ($contact = DBA::fetch($contacts)) { + if ($contact['uid'] != 0) { + $receivers['uid:' . $contact['uid']] = $contact['uid']; + } + } + DBA::close($contacts); + continue; + } + + $condition = ['self' => true, 'nurl' => normalise_link($receiver)]; + $contact = DBA::selectFirst('contact', ['uid'], $condition); + if (!DBA::isResult($contact)) { + continue; + } + $receivers['uid:' . $contact['uid']] = $contact['uid']; + } + } + + ActivityPub::switchContacts($receivers, $actor); + + return $receivers; + } + + /** + * @brief + * + * @param $cid + * @param integer $uid User ID + * @param $url + */ + private static function switchContact($cid, $uid, $url) + { + $profile = ActivityPub::probeProfile($url); + if (empty($profile)) { + return; + } + + logger('Switch contact ' . $cid . ' (' . $profile['url'] . ') for user ' . $uid . ' from OStatus to ActivityPub'); + + $photo = $profile['photo']; + unset($profile['photo']); + unset($profile['baseurl']); + + $profile['nurl'] = normalise_link($profile['url']); + DBA::update('contact', $profile, ['id' => $cid]); + + Contact::updateAvatar($photo, $uid, $cid); + } + + /** + * @brief + * + * @param $receivers + * @param $actor + */ + private static function switchContacts($receivers, $actor) + { + if (empty($actor)) { + return; + } + + foreach ($receivers as $receiver) { + $contact = DBA::selectFirst('contact', ['id'], ['uid' => $receiver, 'network' => Protocol::OSTATUS, 'nurl' => normalise_link($actor)]); + if (DBA::isResult($contact)) { + ActivityPub::switchContact($contact['id'], $receiver, $actor); + } + + $contact = DBA::selectFirst('contact', ['id'], ['uid' => $receiver, 'network' => Protocol::OSTATUS, 'alias' => [normalise_link($actor), $actor]]); + if (DBA::isResult($contact)) { + ActivityPub::switchContact($contact['id'], $receiver, $actor); + } + } + } + + /** + * @brief + * + * @param $object_data + * @param array $activity + * + * @return + */ + private static function addActivityFields($object_data, $activity) + { + if (!empty($activity['published']) && empty($object_data['published'])) { + $object_data['published'] = $activity['published']; + } + + if (!empty($activity['updated']) && empty($object_data['updated'])) { + $object_data['updated'] = $activity['updated']; + } + + if (!empty($activity['inReplyTo']) && empty($object_data['parent-uri'])) { + $object_data['parent-uri'] = JsonLD::fetchElement($activity, 'inReplyTo', 'id'); + } + + if (!empty($activity['instrument'])) { + $object_data['service'] = JsonLD::fetchElement($activity, 'instrument', 'name', 'type', 'Service'); + } + return $object_data; + } + + /** + * @brief + * + * @param $object_id + * @param $object + * @param $trust_source + * + * @return + */ + private static function fetchObject($object_id, $object = [], $trust_source = false) + { + if (!$trust_source || is_string($object)) { + $data = ActivityPub::fetchContent($object_id); + if (empty($data)) { + logger('Empty content for ' . $object_id . ', check if content is available locally.', LOGGER_DEBUG); + $data = $object_id; + } else { + logger('Fetched content for ' . $object_id, LOGGER_DEBUG); + } + } else { + logger('Using original object for url ' . $object_id, LOGGER_DEBUG); + $data = $object; + } + + if (is_string($data)) { + $item = Item::selectFirst([], ['uri' => $data]); + if (!DBA::isResult($item)) { + logger('Object with url ' . $data . ' was not found locally.', LOGGER_DEBUG); + return false; + } + logger('Using already stored item for url ' . $object_id, LOGGER_DEBUG); + $data = ActivityPub::createNote($item); + } + + if (empty($data['type'])) { + logger('Empty type', LOGGER_DEBUG); + return false; + } + + if (in_array($data['type'], ActivityPub::CONTENT_TYPES)) { + return ActivityPub::processObject($data); + } + + if ($data['type'] == 'Announce') { + if (empty($data['object'])) { + return false; + } + return ActivityPub::fetchObject($data['object']); + } + + logger('Unhandled object type: ' . $data['type'], LOGGER_DEBUG); + } + + /** + * @brief + * + * @param $object + * + * @return + */ + private static function processObject($object) + { + if (empty($object['id'])) { + return false; + } + + $object_data = []; + $object_data['object_type'] = $object['type']; + $object_data['id'] = $object['id']; + + if (!empty($object['inReplyTo'])) { + $object_data['reply-to-id'] = JsonLD::fetchElement($object, 'inReplyTo', 'id'); + } else { + $object_data['reply-to-id'] = $object_data['id']; + } + + $object_data['published'] = defaults($object, 'published', null); + $object_data['updated'] = defaults($object, 'updated', $object_data['published']); + + if (empty($object_data['published']) && !empty($object_data['updated'])) { + $object_data['published'] = $object_data['updated']; + } + + $actor = JsonLD::fetchElement($object, 'attributedTo', 'id'); + if (empty($actor)) { + $actor = defaults($object, 'actor', null); + } + + $object_data['diaspora:guid'] = defaults($object, 'diaspora:guid', null); + $object_data['owner'] = $object_data['author'] = $actor; + $object_data['context'] = defaults($object, 'context', null); + $object_data['conversation'] = defaults($object, 'conversation', null); + $object_data['sensitive'] = defaults($object, 'sensitive', null); + $object_data['name'] = defaults($object, 'title', null); + $object_data['name'] = defaults($object, 'name', $object_data['name']); + $object_data['summary'] = defaults($object, 'summary', null); + $object_data['content'] = defaults($object, 'content', null); + $object_data['source'] = defaults($object, 'source', null); + $object_data['location'] = JsonLD::fetchElement($object, 'location', 'name', 'type', 'Place'); + $object_data['attachments'] = defaults($object, 'attachment', null); + $object_data['tags'] = defaults($object, 'tag', null); + $object_data['service'] = JsonLD::fetchElement($object, 'instrument', 'name', 'type', 'Service'); + $object_data['alternate-url'] = JsonLD::fetchElement($object, 'url', 'href'); + $object_data['receiver'] = ActivityPub::getReceivers($object, $object_data['owner']); + + // Common object data: + + // Unhandled + // @context, type, actor, signature, mediaType, duration, replies, icon + + // Also missing: (Defined in the standard, but currently unused) + // audience, preview, endTime, startTime, generator, image + + // Data in Notes: + + // Unhandled + // contentMap, announcement_count, announcements, context_id, likes, like_count + // inReplyToStatusId, shares, quoteUrl, statusnetConversationId + + // Data in video: + + // To-Do? + // category, licence, language, commentsEnabled + + // Unhandled + // views, waitTranscoding, state, support, subtitleLanguage + // likes, dislikes, shares, comments + + return $object_data; + } + + /** + * @brief + * + * @param $url + * @param $child + */ + private static function fetchMissingActivity($url, $child) + { + if (Config::get('system', 'ostatus_full_threads')) { + return; + } + + $object = ActivityPub::fetchContent($url); + if (empty($object)) { + logger('Activity ' . $url . ' was not fetchable, aborting.'); + return; + } + + $activity = []; + $activity['@context'] = $object['@context']; + unset($object['@context']); + $activity['id'] = $object['id']; + $activity['to'] = defaults($object, 'to', []); + $activity['cc'] = defaults($object, 'cc', []); + $activity['actor'] = $child['author']; + $activity['object'] = $object; + $activity['published'] = $object['published']; + $activity['type'] = 'Create'; + + ActivityPub::processActivity($activity); + logger('Activity ' . $url . ' had been fetched and processed.'); + } +} diff --git a/src/Protocol/ActivityPub/Transmitter.php b/src/Protocol/ActivityPub/Transmitter.php new file mode 100644 index 000000000..7155d8309 --- /dev/null +++ b/src/Protocol/ActivityPub/Transmitter.php @@ -0,0 +1,831 @@ + [Contact::FOLLOWER, Contact::FRIEND], 'network' => Protocol::NATIVE_SUPPORT, 'uid' => $owner['uid'], + 'self' => false, 'hidden' => false, 'archive' => false, 'pending' => false]; + $count = DBA::count('contact', $condition); + + $data = ['@context' => ActivityPub::CONTEXT]; + $data['id'] = System::baseUrl() . '/followers/' . $owner['nickname']; + $data['type'] = 'OrderedCollection'; + $data['totalItems'] = $count; + + // When we hide our friends we will only show the pure number but don't allow more. + $profile = Profile::getByUID($owner['uid']); + if (!empty($profile['hide-friends'])) { + return $data; + } + + if (empty($page)) { + $data['first'] = System::baseUrl() . '/followers/' . $owner['nickname'] . '?page=1'; + } else { + $list = []; + + $contacts = DBA::select('contact', ['url'], $condition, ['limit' => [($page - 1) * 100, 100]]); + while ($contact = DBA::fetch($contacts)) { + $list[] = $contact['url']; + } + + if (!empty($list)) { + $data['next'] = System::baseUrl() . '/followers/' . $owner['nickname'] . '?page=' . ($page + 1); + } + + $data['partOf'] = System::baseUrl() . '/followers/' . $owner['nickname']; + + $data['orderedItems'] = $list; + } + + return $data; + } + + /** + * @brief Create list of following contacts + * + * @param array $owner Owner array + * @param integer $page Page numbe + * + * @return array of following contacts + */ + public static function getFollowing($owner, $page = null) + { + $condition = ['rel' => [Contact::SHARING, Contact::FRIEND], 'network' => Protocol::NATIVE_SUPPORT, 'uid' => $owner['uid'], + 'self' => false, 'hidden' => false, 'archive' => false, 'pending' => false]; + $count = DBA::count('contact', $condition); + + $data = ['@context' => ActivityPub::CONTEXT]; + $data['id'] = System::baseUrl() . '/following/' . $owner['nickname']; + $data['type'] = 'OrderedCollection'; + $data['totalItems'] = $count; + + // When we hide our friends we will only show the pure number but don't allow more. + $profile = Profile::getByUID($owner['uid']); + if (!empty($profile['hide-friends'])) { + return $data; + } + + if (empty($page)) { + $data['first'] = System::baseUrl() . '/following/' . $owner['nickname'] . '?page=1'; + } else { + $list = []; + + $contacts = DBA::select('contact', ['url'], $condition, ['limit' => [($page - 1) * 100, 100]]); + while ($contact = DBA::fetch($contacts)) { + $list[] = $contact['url']; + } + + if (!empty($list)) { + $data['next'] = System::baseUrl() . '/following/' . $owner['nickname'] . '?page=' . ($page + 1); + } + + $data['partOf'] = System::baseUrl() . '/following/' . $owner['nickname']; + + $data['orderedItems'] = $list; + } + + return $data; + } + + /** + * @brief Public posts for the given owner + * + * @param array $owner Owner array + * @param integer $page Page numbe + * + * @return array of posts + */ + public static function getOutbox($owner, $page = null) + { + $public_contact = Contact::getIdForURL($owner['url'], 0, true); + + $condition = ['uid' => $owner['uid'], 'contact-id' => $owner['id'], 'author-id' => $public_contact, + 'wall' => true, 'private' => false, 'gravity' => [GRAVITY_PARENT, GRAVITY_COMMENT], + 'deleted' => false, 'visible' => true]; + $count = DBA::count('item', $condition); + + $data = ['@context' => ActivityPub::CONTEXT]; + $data['id'] = System::baseUrl() . '/outbox/' . $owner['nickname']; + $data['type'] = 'OrderedCollection'; + $data['totalItems'] = $count; + + if (empty($page)) { + $data['first'] = System::baseUrl() . '/outbox/' . $owner['nickname'] . '?page=1'; + } else { + $list = []; + + $condition['parent-network'] = Protocol::NATIVE_SUPPORT; + + $items = Item::select(['id'], $condition, ['limit' => [($page - 1) * 20, 20], 'order' => ['created' => true]]); + while ($item = Item::fetch($items)) { + $object = self::createObjectFromItemID($item['id']); + unset($object['@context']); + $list[] = $object; + } + + if (!empty($list)) { + $data['next'] = System::baseUrl() . '/outbox/' . $owner['nickname'] . '?page=' . ($page + 1); + } + + $data['partOf'] = System::baseUrl() . '/outbox/' . $owner['nickname']; + + $data['orderedItems'] = $list; + } + + return $data; + } + + /** + * Return the ActivityPub profile of the given user + * + * @param integer $uid User ID + * @return profile array + */ + public static function profile($uid) + { + $condition = ['uid' => $uid, 'blocked' => false, 'account_expired' => false, + 'account_removed' => false, 'verified' => true]; + $fields = ['guid', 'nickname', 'pubkey', 'account-type', 'page-flags']; + $user = DBA::selectFirst('user', $fields, $condition); + if (!DBA::isResult($user)) { + return []; + } + + $fields = ['locality', 'region', 'country-name']; + $profile = DBA::selectFirst('profile', $fields, ['uid' => $uid, 'is-default' => true]); + if (!DBA::isResult($profile)) { + return []; + } + + $fields = ['name', 'url', 'location', 'about', 'avatar']; + $contact = DBA::selectFirst('contact', $fields, ['uid' => $uid, 'self' => true]); + if (!DBA::isResult($contact)) { + return []; + } + + $data = ['@context' => ActivityPub::CONTEXT]; + $data['id'] = $contact['url']; + $data['diaspora:guid'] = $user['guid']; + $data['type'] = ActivityPub::ACCOUNT_TYPES[$user['account-type']]; + $data['following'] = System::baseUrl() . '/following/' . $user['nickname']; + $data['followers'] = System::baseUrl() . '/followers/' . $user['nickname']; + $data['inbox'] = System::baseUrl() . '/inbox/' . $user['nickname']; + $data['outbox'] = System::baseUrl() . '/outbox/' . $user['nickname']; + $data['preferredUsername'] = $user['nickname']; + $data['name'] = $contact['name']; + $data['vcard:hasAddress'] = ['@type' => 'vcard:Home', 'vcard:country-name' => $profile['country-name'], + 'vcard:region' => $profile['region'], 'vcard:locality' => $profile['locality']]; + $data['summary'] = $contact['about']; + $data['url'] = $contact['url']; + $data['manuallyApprovesFollowers'] = in_array($user['page-flags'], [Contact::PAGE_NORMAL, Contact::PAGE_PRVGROUP]); + $data['publicKey'] = ['id' => $contact['url'] . '#main-key', + 'owner' => $contact['url'], + 'publicKeyPem' => $user['pubkey']]; + $data['endpoints'] = ['sharedInbox' => System::baseUrl() . '/inbox']; + $data['icon'] = ['type' => 'Image', + 'url' => $contact['avatar']]; + + // tags: https://kitty.town/@inmysocks/100656097926961126.json + return $data; + } + + /** + * @brief Returns an array with permissions of a given item array + * + * @param array $item + * + * @return array with permissions + */ + private static function fetchPermissionBlockFromConversation($item) + { + if (empty($item['thr-parent'])) { + return []; + } + + $condition = ['item-uri' => $item['thr-parent'], 'protocol' => Conversation::PARCEL_ACTIVITYPUB]; + $conversation = DBA::selectFirst('conversation', ['source'], $condition); + if (!DBA::isResult($conversation)) { + return []; + } + + $activity = json_decode($conversation['source'], true); + + $actor = JsonLD::fetchElement($activity, 'actor', 'id'); + $profile = APContact::getByURL($actor); + + $item_profile = APContact::getByURL($item['author-link']); + $exclude[] = $item['author-link']; + + if ($item['gravity'] == GRAVITY_PARENT) { + $exclude[] = $item['owner-link']; + } + + $permissions['to'][] = $actor; + + foreach (['to', 'cc', 'bto', 'bcc'] as $element) { + if (empty($activity[$element])) { + continue; + } + if (is_string($activity[$element])) { + $activity[$element] = [$activity[$element]]; + } + + foreach ($activity[$element] as $receiver) { + if ($receiver == $profile['followers'] && !empty($item_profile['followers'])) { + $receiver = $item_profile['followers']; + } + if (!in_array($receiver, $exclude)) { + $permissions[$element][] = $receiver; + } + } + } + return $permissions; + } + + /** + * @brief Creates an array of permissions from an item thread + * + * @param array $item + * + * @return permission array + */ + public static function createPermissionBlockForItem($item) + { + $data = ['to' => [], 'cc' => []]; + + $data = array_merge($data, self::fetchPermissionBlockFromConversation($item)); + + $actor_profile = APContact::getByURL($item['author-link']); + + $terms = Term::tagArrayFromItemId($item['id'], TERM_MENTION); + + $contacts[$item['author-link']] = $item['author-link']; + + if (!$item['private']) { + $data['to'][] = ActivityPub::PUBLIC_COLLECTION; + if (!empty($actor_profile['followers'])) { + $data['cc'][] = $actor_profile['followers']; + } + + foreach ($terms as $term) { + $profile = APContact::getByURL($term['url'], false); + if (!empty($profile) && empty($contacts[$profile['url']])) { + $data['cc'][] = $profile['url']; + $contacts[$profile['url']] = $profile['url']; + } + } + } else { + $receiver_list = Item::enumeratePermissions($item); + + $mentioned = []; + + foreach ($terms as $term) { + $cid = Contact::getIdForURL($term['url'], $item['uid']); + if (!empty($cid) && in_array($cid, $receiver_list)) { + $contact = DBA::selectFirst('contact', ['url'], ['id' => $cid, 'network' => Protocol::ACTIVITYPUB]); + $data['to'][] = $contact['url']; + $contacts[$contact['url']] = $contact['url']; + } + } + + foreach ($receiver_list as $receiver) { + $contact = DBA::selectFirst('contact', ['url'], ['id' => $receiver, 'network' => Protocol::ACTIVITYPUB]); + if (empty($contacts[$contact['url']])) { + $data['cc'][] = $contact['url']; + $contacts[$contact['url']] = $contact['url']; + } + } + } + + $parents = Item::select(['id', 'author-link', 'owner-link', 'gravity'], ['parent' => $item['parent']]); + while ($parent = Item::fetch($parents)) { + // Don't include data from future posts + if ($parent['id'] >= $item['id']) { + continue; + } + + $profile = APContact::getByURL($parent['author-link'], false); + if (!empty($profile) && empty($contacts[$profile['url']])) { + $data['cc'][] = $profile['url']; + $contacts[$profile['url']] = $profile['url']; + } + + if ($item['gravity'] != GRAVITY_PARENT) { + continue; + } + + $profile = APContact::getByURL($parent['owner-link'], false); + if (!empty($profile) && empty($contacts[$profile['url']])) { + $data['cc'][] = $profile['url']; + $contacts[$profile['url']] = $profile['url']; + } + } + DBA::close($parents); + + if (empty($data['to'])) { + $data['to'] = $data['cc']; + $data['cc'] = []; + } + + return $data; + } + + /** + * @brief Fetches a list of inboxes of followers of a given user + * + * @param integer $uid User ID + * + * @return array of follower inboxes + */ + public static function fetchTargetInboxesforUser($uid) + { + $inboxes = []; + + $condition = ['uid' => $uid, 'network' => Protocol::ACTIVITYPUB, 'archive' => false, 'pending' => false]; + + if (!empty($uid)) { + $condition['rel'] = [Contact::FOLLOWER, Contact::FRIEND]; + } + + $contacts = DBA::select('contact', ['notify', 'batch'], $condition); + while ($contact = DBA::fetch($contacts)) { + $contact = defaults($contact, 'batch', $contact['notify']); + $inboxes[$contact] = $contact; + } + DBA::close($contacts); + + return $inboxes; + } + + /** + * @brief Fetches an array of inboxes for the given item and user + * + * @param array $item + * @param integer $uid User ID + * + * @return array with inboxes + */ + public static function fetchTargetInboxes($item, $uid) + { + $permissions = self::createPermissionBlockForItem($item); + if (empty($permissions)) { + return []; + } + + $inboxes = []; + + if ($item['gravity'] == GRAVITY_ACTIVITY) { + $item_profile = APContact::getByURL($item['author-link']); + } else { + $item_profile = APContact::getByURL($item['owner-link']); + } + + foreach (['to', 'cc', 'bto', 'bcc'] as $element) { + if (empty($permissions[$element])) { + continue; + } + + foreach ($permissions[$element] as $receiver) { + if ($receiver == $item_profile['followers']) { + $inboxes = self::fetchTargetInboxesforUser($uid); + } else { + $profile = APContact::getByURL($receiver); + if (!empty($profile)) { + $target = defaults($profile, 'sharedinbox', $profile['inbox']); + $inboxes[$target] = $target; + } + } + } + } + + return $inboxes; + } + + /** + * @brief Returns the activity type of a given item + * + * @param array $item + * + * @return activity type + */ + public static function getTypeOfItem($item) + { + if ($item['verb'] == ACTIVITY_POST) { + if ($item['created'] == $item['edited']) { + $type = 'Create'; + } else { + $type = 'Update'; + } + } elseif ($item['verb'] == ACTIVITY_LIKE) { + $type = 'Like'; + } elseif ($item['verb'] == ACTIVITY_DISLIKE) { + $type = 'Dislike'; + } elseif ($item['verb'] == ACTIVITY_ATTEND) { + $type = 'Accept'; + } elseif ($item['verb'] == ACTIVITY_ATTENDNO) { + $type = 'Reject'; + } elseif ($item['verb'] == ACTIVITY_ATTENDMAYBE) { + $type = 'TentativeAccept'; + } else { + $type = ''; + } + + return $type; + } + + /** + * @brief Creates an activity array for a given item id + * + * @param integer $item_id + * @param boolean $object_mode Is the activity item is used inside another object? + * + * @return array of activity + */ + public static function createActivityFromItem($item_id, $object_mode = false) + { + $item = Item::selectFirst([], ['id' => $item_id, 'parent-network' => Protocol::NATIVE_SUPPORT]); + + if (!DBA::isResult($item)) { + return false; + } + + $condition = ['item-uri' => $item['uri'], 'protocol' => Conversation::PARCEL_ACTIVITYPUB]; + $conversation = DBA::selectFirst('conversation', ['source'], $condition); + if (DBA::isResult($conversation)) { + $data = json_decode($conversation['source']); + if (!empty($data)) { + return $data; + } + } + + $type = self::getTypeOfItem($item); + + if (!$object_mode) { + $data = ['@context' => ActivityPub::CONTEXT]; + + if ($item['deleted'] && ($item['gravity'] == GRAVITY_ACTIVITY)) { + $type = 'Undo'; + } elseif ($item['deleted']) { + $type = 'Delete'; + } + } else { + $data = []; + } + + $data['id'] = $item['uri'] . '#' . $type; + $data['type'] = $type; + $data['actor'] = $item['author-link']; + + $data['published'] = DateTimeFormat::utc($item["created"]."+00:00", DateTimeFormat::ATOM); + + if ($item["created"] != $item["edited"]) { + $data['updated'] = DateTimeFormat::utc($item["edited"]."+00:00", DateTimeFormat::ATOM); + } + + $data['context'] = self::fetchContextURLForItem($item); + + $data = array_merge($data, self::createPermissionBlockForItem($item)); + + if (in_array($data['type'], ['Create', 'Update', 'Announce', 'Delete'])) { + $data['object'] = self::createNote($item); + } elseif ($data['type'] == 'Undo') { + $data['object'] = self::createActivityFromItem($item_id, true); + } else { + $data['object'] = $item['thr-parent']; + } + + $owner = User::getOwnerDataById($item['uid']); + + if (!$object_mode) { + return LDSignature::sign($data, $owner); + } else { + return $data; + } + } + + /** + * @brief Creates an object array for a given item id + * + * @param integer $item_id + * + * @return object array + */ + public static function createObjectFromItemID($item_id) + { + $item = Item::selectFirst([], ['id' => $item_id, 'parent-network' => Protocol::NATIVE_SUPPORT]); + + if (!DBA::isResult($item)) { + return false; + } + + $data = ['@context' => ActivityPub::CONTEXT]; + $data = array_merge($data, self::createNote($item)); + + return $data; + } + + /** + * @brief Returns a tag array for a given item array + * + * @param array $item + * + * @return array of tags + */ + private static function createTagList($item) + { + $tags = []; + + $terms = Term::tagArrayFromItemId($item['id'], TERM_MENTION); + foreach ($terms as $term) { + $contact = Contact::getDetailsByURL($term['url']); + if (!empty($contact['addr'])) { + $mention = '@' . $contact['addr']; + } else { + $mention = '@' . $term['url']; + } + + $tags[] = ['type' => 'Mention', 'href' => $term['url'], 'name' => $mention]; + } + return $tags; + } + + /** + * @brief Fetches the "context" value for a givem item array from the "conversation" table + * + * @param array $item + * + * @return string with context url + */ + private static function fetchContextURLForItem($item) + { + $conversation = DBA::selectFirst('conversation', ['conversation-href', 'conversation-uri'], ['item-uri' => $item['parent-uri']]); + if (DBA::isResult($conversation) && !empty($conversation['conversation-href'])) { + $context_uri = $conversation['conversation-href']; + } elseif (DBA::isResult($conversation) && !empty($conversation['conversation-uri'])) { + $context_uri = $conversation['conversation-uri']; + } else { + $context_uri = str_replace('/objects/', '/context/', $item['parent-uri']); + } + return $context_uri; + } + + /** + * @brief Creates a note/article object array + * + * @param array $item + * + * @return object array + */ + private static function createNote($item) + { + if (!empty($item['title'])) { + $type = 'Article'; + } else { + $type = 'Note'; + } + + if ($item['deleted']) { + $type = 'Tombstone'; + } + + $data = []; + $data['id'] = $item['uri']; + $data['type'] = $type; + + if ($item['deleted']) { + return $data; + } + + $data['summary'] = null; // Ignore by now + + if ($item['uri'] != $item['thr-parent']) { + $data['inReplyTo'] = $item['thr-parent']; + } else { + $data['inReplyTo'] = null; + } + + $data['diaspora:guid'] = $item['guid']; + $data['published'] = DateTimeFormat::utc($item["created"]."+00:00", DateTimeFormat::ATOM); + + if ($item["created"] != $item["edited"]) { + $data['updated'] = DateTimeFormat::utc($item["edited"]."+00:00", DateTimeFormat::ATOM); + } + + $data['url'] = $item['plink']; + $data['attributedTo'] = $item['author-link']; + $data['actor'] = $item['author-link']; + $data['sensitive'] = false; // - Query NSFW + $data['context'] = self::fetchContextURLForItem($item); + + if (!empty($item['title'])) { + $data['name'] = BBCode::convert($item['title'], false, 7); + } + + $data['content'] = BBCode::convert($item['body'], false, 7); + $data['source'] = ['content' => $item['body'], 'mediaType' => "text/bbcode"]; + + if (!empty($item['signed_text']) && ($item['uri'] != $item['thr-parent'])) { + $data['diaspora:comment'] = $item['signed_text']; + } + + $data['attachment'] = []; // @ToDo + $data['tag'] = self::createTagList($item); + $data = array_merge($data, self::createPermissionBlockForItem($item)); + + return $data; + } + + /** + * @brief Transmits a profile deletion to a given inbox + * + * @param integer $uid User ID + * @param string $inbox Target inbox + */ + public static function transmitProfileDeletion($uid, $inbox) + { + $owner = User::getOwnerDataById($uid); + $profile = APContact::getByURL($owner['url']); + + $data = ['@context' => 'https://www.w3.org/ns/activitystreams', + 'id' => System::baseUrl() . '/activity/' . System::createGUID(), + 'type' => 'Delete', + 'actor' => $owner['url'], + 'object' => self::profile($uid), + 'published' => DateTimeFormat::utcNow(DateTimeFormat::ATOM), + 'to' => [ActivityPub::PUBLIC_COLLECTION], + 'cc' => []]; + + $signed = LDSignature::sign($data, $owner); + + logger('Deliver profile deletion for user ' . $uid . ' to ' . $inbox .' via ActivityPub', LOGGER_DEBUG); + HTTPSignature::transmit($signed, $inbox, $uid); + } + + /** + * @brief Transmits a profile change to a given inbox + * + * @param integer $uid User ID + * @param string $inbox Target inbox + */ + public static function transmitProfileUpdate($uid, $inbox) + { + $owner = User::getOwnerDataById($uid); + $profile = APContact::getByURL($owner['url']); + + $data = ['@context' => 'https://www.w3.org/ns/activitystreams', + 'id' => System::baseUrl() . '/activity/' . System::createGUID(), + 'type' => 'Update', + 'actor' => $owner['url'], + 'object' => self::profile($uid), + 'published' => DateTimeFormat::utcNow(DateTimeFormat::ATOM), + 'to' => [$profile['followers']], + 'cc' => []]; + + $signed = LDSignature::sign($data, $owner); + + logger('Deliver profile update for user ' . $uid . ' to ' . $inbox .' via ActivityPub', LOGGER_DEBUG); + HTTPSignature::transmit($signed, $inbox, $uid); + } + + /** + * @brief Transmits a given activity to a target + * + * @param array $activity + * @param string $target Target profile + * @param integer $uid User ID + */ + public static function transmitActivity($activity, $target, $uid) + { + $profile = APContact::getByURL($target); + + $owner = User::getOwnerDataById($uid); + + $data = ['@context' => 'https://www.w3.org/ns/activitystreams', + 'id' => System::baseUrl() . '/activity/' . System::createGUID(), + 'type' => $activity, + 'actor' => $owner['url'], + 'object' => $profile['url'], + 'to' => $profile['url']]; + + logger('Sending activity ' . $activity . ' to ' . $target . ' for user ' . $uid, LOGGER_DEBUG); + + $signed = LDSignature::sign($data, $owner); + HTTPSignature::transmit($signed, $profile['inbox'], $uid); + } + + /** + * @brief Transmit a message that the contact request had been accepted + * + * @param string $target Target profile + * @param $id + * @param integer $uid User ID + */ + public static function transmitContactAccept($target, $id, $uid) + { + $profile = APContact::getByURL($target); + + $owner = User::getOwnerDataById($uid); + $data = ['@context' => 'https://www.w3.org/ns/activitystreams', + 'id' => System::baseUrl() . '/activity/' . System::createGUID(), + 'type' => 'Accept', + 'actor' => $owner['url'], + 'object' => ['id' => $id, 'type' => 'Follow', + 'actor' => $profile['url'], + 'object' => $owner['url']], + 'to' => $profile['url']]; + + logger('Sending accept to ' . $target . ' for user ' . $uid . ' with id ' . $id, LOGGER_DEBUG); + + $signed = LDSignature::sign($data, $owner); + HTTPSignature::transmit($signed, $profile['inbox'], $uid); + } + + /** + * @brief + * + * @param string $target Target profile + * @param $id + * @param integer $uid User ID + */ + public static function transmitContactReject($target, $id, $uid) + { + $profile = APContact::getByURL($target); + + $owner = User::getOwnerDataById($uid); + $data = ['@context' => 'https://www.w3.org/ns/activitystreams', + 'id' => System::baseUrl() . '/activity/' . System::createGUID(), + 'type' => 'Reject', + 'actor' => $owner['url'], + 'object' => ['id' => $id, 'type' => 'Follow', + 'actor' => $profile['url'], + 'object' => $owner['url']], + 'to' => $profile['url']]; + + logger('Sending reject to ' . $target . ' for user ' . $uid . ' with id ' . $id, LOGGER_DEBUG); + + $signed = LDSignature::sign($data, $owner); + HTTPSignature::transmit($signed, $profile['inbox'], $uid); + } + + /** + * @brief + * + * @param string $target Target profile + * @param integer $uid User ID + */ + public static function transmitContactUndo($target, $uid) + { + $profile = APContact::getByURL($target); + + $id = System::baseUrl() . '/activity/' . System::createGUID(); + + $owner = User::getOwnerDataById($uid); + $data = ['@context' => 'https://www.w3.org/ns/activitystreams', + 'id' => $id, + 'type' => 'Undo', + 'actor' => $owner['url'], + 'object' => ['id' => $id, 'type' => 'Follow', + 'actor' => $owner['url'], + 'object' => $profile['url']], + 'to' => $profile['url']]; + + logger('Sending undo to ' . $target . ' for user ' . $uid . ' with id ' . $id, LOGGER_DEBUG); + + $signed = LDSignature::sign($data, $owner); + HTTPSignature::transmit($signed, $profile['inbox'], $uid); + } +} From 3ab837f3c783e14e2c8836e73c898041c47f2fd0 Mon Sep 17 00:00:00 2001 From: Michael Date: Wed, 3 Oct 2018 09:15:38 +0000 Subject: [PATCH 02/17] Functionality is now split --- include/api.php | 31 +- mod/dfrn_confirm.php | 4 +- mod/profile.php | 2 +- src/Model/Contact.php | 8 +- src/Module/Inbox.php | 2 +- src/Module/Objects.php | 2 +- src/Protocol/ActivityPub.php | 1624 +--------------------- src/Protocol/ActivityPub/Processor.php | 24 +- src/Protocol/ActivityPub/Receiver.php | 83 +- src/Protocol/ActivityPub/Transmitter.php | 4 +- src/Worker/APDelivery.php | 6 +- src/Worker/Notifier.php | 6 +- src/Worker/ProfileUpdate.php | 2 +- 13 files changed, 71 insertions(+), 1727 deletions(-) diff --git a/include/api.php b/include/api.php index 004388ac4..cab0290de 100644 --- a/include/api.php +++ b/include/api.php @@ -4844,70 +4844,69 @@ function api_share_as_retweet(&$item) /// @TODO "$1" should maybe mean '$1' ? $attributes = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism", "$1", $body); /* - * Skip if there is no shared message in there - * we already checked this in diaspora::isReshare() - * but better one more than one less... - */ - if ($body == $attributes) { + * Skip if there is no shared message in there + * we already checked this in diaspora::isReshare() + * but better one more than one less... + */ + if (($body == $attributes) || empty($attributes)) { return false; } - // build the fake reshared item $reshared_item = $item; $author = ""; preg_match("/author='(.*?)'/ism", $attributes, $matches); - if ($matches[1] != "") { + if (!empty($matches[1])) { $author = html_entity_decode($matches[1], ENT_QUOTES, 'UTF-8'); } preg_match('/author="(.*?)"/ism', $attributes, $matches); - if ($matches[1] != "") { + if (!empty($matches[1])) { $author = $matches[1]; } $profile = ""; preg_match("/profile='(.*?)'/ism", $attributes, $matches); - if ($matches[1] != "") { + if (!empty($matches[1])) { $profile = $matches[1]; } preg_match('/profile="(.*?)"/ism', $attributes, $matches); - if ($matches[1] != "") { + if (!empty($matches[1])) { $profile = $matches[1]; } $avatar = ""; preg_match("/avatar='(.*?)'/ism", $attributes, $matches); - if ($matches[1] != "") { + if (!empty($matches[1])) { $avatar = $matches[1]; } preg_match('/avatar="(.*?)"/ism', $attributes, $matches); - if ($matches[1] != "") { + if (!empty($matches[1])) { $avatar = $matches[1]; } $link = ""; preg_match("/link='(.*?)'/ism", $attributes, $matches); - if ($matches[1] != "") { + if (!empty($matches[1])) { $link = $matches[1]; } preg_match('/link="(.*?)"/ism', $attributes, $matches); - if ($matches[1] != "") { + if (!empty($matches[1])) { $link = $matches[1]; } $posted = ""; preg_match("/posted='(.*?)'/ism", $attributes, $matches); - if ($matches[1] != "") { + if (!empty($matches[1])) { $posted = $matches[1]; } preg_match('/posted="(.*?)"/ism', $attributes, $matches); - if ($matches[1] != "") { + if (!empty($matches[1])) { $posted = $matches[1]; } diff --git a/mod/dfrn_confirm.php b/mod/dfrn_confirm.php index 90d3d8990..9bd9339ed 100644 --- a/mod/dfrn_confirm.php +++ b/mod/dfrn_confirm.php @@ -337,7 +337,7 @@ function dfrn_confirm_post(App $a, $handsfree = null) ); } else { if ($network == Protocol::ACTIVITYPUB) { - ActivityPub::transmitContactAccept($contact['url'], $contact['hub-verify'], $uid); + ActivityPub\Transmitter::transmitContactAccept($contact['url'], $contact['hub-verify'], $uid); $pending = true; } else { $pending = false; @@ -394,7 +394,7 @@ function dfrn_confirm_post(App $a, $handsfree = null) Group::addMember(User::getDefaultGroup($uid, $contact["network"]), $contact['id']); if ($network == Protocol::ACTIVITYPUB && $duplex) { - ActivityPub::transmitActivity('Follow', $contact['url'], $uid); + ActivityPub\Transmitter::transmitActivity('Follow', $contact['url'], $uid); } // Let's send our user to the contact editor in case they want to diff --git a/mod/profile.php b/mod/profile.php index e20836a05..729f11028 100644 --- a/mod/profile.php +++ b/mod/profile.php @@ -53,7 +53,7 @@ function profile_init(App $a) if (ActivityPub::isRequest()) { $user = DBA::selectFirst('user', ['uid'], ['nickname' => $which]); if (DBA::isResult($user)) { - $data = ActivityPub::profile($user['uid']); + $data = ActivityPub\Transmitter::profile($user['uid']); echo json_encode($data); header('Content-Type: application/activity+json'); exit(); diff --git a/src/Model/Contact.php b/src/Model/Contact.php index b6b708162..c7513567a 100644 --- a/src/Model/Contact.php +++ b/src/Model/Contact.php @@ -557,10 +557,10 @@ class Contact extends BaseObject } elseif ($contact['network'] == Protocol::DIASPORA) { Diaspora::sendUnshare($user, $contact); } elseif ($contact['network'] == Protocol::ACTIVITYPUB) { - ActivityPub::transmitContactUndo($contact['url'], $user['uid']); + ActivityPub\Transmitter::transmitContactUndo($contact['url'], $user['uid']); if ($dissolve) { - ActivityPub::transmitContactReject($contact['url'], $contact['hub-verify'], $user['uid']); + ActivityPub\Transmitter::transmitContactReject($contact['url'], $contact['hub-verify'], $user['uid']); } } } @@ -1769,7 +1769,7 @@ class Contact extends BaseObject $ret = Diaspora::sendShare($a->user, $contact); logger('share returns: ' . $ret); } elseif ($contact['network'] == Protocol::ACTIVITYPUB) { - $ret = ActivityPub::transmitActivity('Follow', $contact['url'], $uid); + $ret = ActivityPub\Transmitter::transmitActivity('Follow', $contact['url'], $uid); logger('Follow returns: ' . $ret); } } @@ -1846,7 +1846,7 @@ class Contact extends BaseObject } if ($contact['network'] == Protocol::ACTIVITYPUB) { - ActivityPub::transmitContactAccept($contact['url'], $contact['hub-verify'], $importer['uid']); + ActivityPub\Transmitter::transmitContactAccept($contact['url'], $contact['hub-verify'], $importer['uid']); } // send email notification to owner? diff --git a/src/Module/Inbox.php b/src/Module/Inbox.php index c97c3b7af..c190be4d1 100644 --- a/src/Module/Inbox.php +++ b/src/Module/Inbox.php @@ -48,7 +48,7 @@ class Inbox extends BaseModule $uid = 0; } - ActivityPub::processInbox($postdata, $_SERVER, $uid); + ActivityPub\Receiver::processInbox($postdata, $_SERVER, $uid); System::httpExit(202); } diff --git a/src/Module/Objects.php b/src/Module/Objects.php index c52a75196..ba9dace2e 100644 --- a/src/Module/Objects.php +++ b/src/Module/Objects.php @@ -32,7 +32,7 @@ class Objects extends BaseModule System::httpExit(404); } - $data = ActivityPub::createObjectFromItemID($item['id']); + $data = ActivityPub\Transmitter::createObjectFromItemID($item['id']); header('Content-Type: application/activity+json'); echo json_encode($data); diff --git a/src/Protocol/ActivityPub.php b/src/Protocol/ActivityPub.php index a9f3217f9..c84f5d3ee 100644 --- a/src/Protocol/ActivityPub.php +++ b/src/Protocol/ActivityPub.php @@ -92,666 +92,6 @@ class ActivityPub stristr(defaults($_SERVER, 'HTTP_ACCEPT', ''), 'application/ld+json'); } - /** - * Return the ActivityPub profile of the given user - * - * @param integer $uid User ID - * @return profile array - */ - public static function profile($uid) - { - $condition = ['uid' => $uid, 'blocked' => false, 'account_expired' => false, - 'account_removed' => false, 'verified' => true]; - $fields = ['guid', 'nickname', 'pubkey', 'account-type', 'page-flags']; - $user = DBA::selectFirst('user', $fields, $condition); - if (!DBA::isResult($user)) { - return []; - } - - $fields = ['locality', 'region', 'country-name']; - $profile = DBA::selectFirst('profile', $fields, ['uid' => $uid, 'is-default' => true]); - if (!DBA::isResult($profile)) { - return []; - } - - $fields = ['name', 'url', 'location', 'about', 'avatar']; - $contact = DBA::selectFirst('contact', $fields, ['uid' => $uid, 'self' => true]); - if (!DBA::isResult($contact)) { - return []; - } - - $data = ['@context' => self::CONTEXT]; - $data['id'] = $contact['url']; - $data['diaspora:guid'] = $user['guid']; - $data['type'] = self::ACCOUNT_TYPES[$user['account-type']]; - $data['following'] = System::baseUrl() . '/following/' . $user['nickname']; - $data['followers'] = System::baseUrl() . '/followers/' . $user['nickname']; - $data['inbox'] = System::baseUrl() . '/inbox/' . $user['nickname']; - $data['outbox'] = System::baseUrl() . '/outbox/' . $user['nickname']; - $data['preferredUsername'] = $user['nickname']; - $data['name'] = $contact['name']; - $data['vcard:hasAddress'] = ['@type' => 'vcard:Home', 'vcard:country-name' => $profile['country-name'], - 'vcard:region' => $profile['region'], 'vcard:locality' => $profile['locality']]; - $data['summary'] = $contact['about']; - $data['url'] = $contact['url']; - $data['manuallyApprovesFollowers'] = in_array($user['page-flags'], [Contact::PAGE_NORMAL, Contact::PAGE_PRVGROUP]); - $data['publicKey'] = ['id' => $contact['url'] . '#main-key', - 'owner' => $contact['url'], - 'publicKeyPem' => $user['pubkey']]; - $data['endpoints'] = ['sharedInbox' => System::baseUrl() . '/inbox']; - $data['icon'] = ['type' => 'Image', - 'url' => $contact['avatar']]; - - // tags: https://kitty.town/@inmysocks/100656097926961126.json - return $data; - } - - /** - * @brief Returns an array with permissions of a given item array - * - * @param array $item - * - * @return array with permissions - */ - private static function fetchPermissionBlockFromConversation($item) - { - if (empty($item['thr-parent'])) { - return []; - } - - $condition = ['item-uri' => $item['thr-parent'], 'protocol' => Conversation::PARCEL_ACTIVITYPUB]; - $conversation = DBA::selectFirst('conversation', ['source'], $condition); - if (!DBA::isResult($conversation)) { - return []; - } - - $activity = json_decode($conversation['source'], true); - - $actor = JsonLD::fetchElement($activity, 'actor', 'id'); - $profile = APContact::getByURL($actor); - - $item_profile = APContact::getByURL($item['author-link']); - $exclude[] = $item['author-link']; - - if ($item['gravity'] == GRAVITY_PARENT) { - $exclude[] = $item['owner-link']; - } - - $permissions['to'][] = $actor; - - foreach (['to', 'cc', 'bto', 'bcc'] as $element) { - if (empty($activity[$element])) { - continue; - } - if (is_string($activity[$element])) { - $activity[$element] = [$activity[$element]]; - } - - foreach ($activity[$element] as $receiver) { - if ($receiver == $profile['followers'] && !empty($item_profile['followers'])) { - $receiver = $item_profile['followers']; - } - if (!in_array($receiver, $exclude)) { - $permissions[$element][] = $receiver; - } - } - } - return $permissions; - } - - /** - * @brief Creates an array of permissions from an item thread - * - * @param array $item - * - * @return permission array - */ - public static function createPermissionBlockForItem($item) - { - $data = ['to' => [], 'cc' => []]; - - $data = array_merge($data, self::fetchPermissionBlockFromConversation($item)); - - $actor_profile = APContact::getByURL($item['author-link']); - - $terms = Term::tagArrayFromItemId($item['id'], TERM_MENTION); - - $contacts[$item['author-link']] = $item['author-link']; - - if (!$item['private']) { - $data['to'][] = self::PUBLIC_COLLECTION; - if (!empty($actor_profile['followers'])) { - $data['cc'][] = $actor_profile['followers']; - } - - foreach ($terms as $term) { - $profile = APContact::getByURL($term['url'], false); - if (!empty($profile) && empty($contacts[$profile['url']])) { - $data['cc'][] = $profile['url']; - $contacts[$profile['url']] = $profile['url']; - } - } - } else { - $receiver_list = Item::enumeratePermissions($item); - - $mentioned = []; - - foreach ($terms as $term) { - $cid = Contact::getIdForURL($term['url'], $item['uid']); - if (!empty($cid) && in_array($cid, $receiver_list)) { - $contact = DBA::selectFirst('contact', ['url'], ['id' => $cid, 'network' => Protocol::ACTIVITYPUB]); - $data['to'][] = $contact['url']; - $contacts[$contact['url']] = $contact['url']; - } - } - - foreach ($receiver_list as $receiver) { - $contact = DBA::selectFirst('contact', ['url'], ['id' => $receiver, 'network' => Protocol::ACTIVITYPUB]); - if (empty($contacts[$contact['url']])) { - $data['cc'][] = $contact['url']; - $contacts[$contact['url']] = $contact['url']; - } - } - } - - $parents = Item::select(['id', 'author-link', 'owner-link', 'gravity'], ['parent' => $item['parent']]); - while ($parent = Item::fetch($parents)) { - // Don't include data from future posts - if ($parent['id'] >= $item['id']) { - continue; - } - - $profile = APContact::getByURL($parent['author-link'], false); - if (!empty($profile) && empty($contacts[$profile['url']])) { - $data['cc'][] = $profile['url']; - $contacts[$profile['url']] = $profile['url']; - } - - if ($item['gravity'] != GRAVITY_PARENT) { - continue; - } - - $profile = APContact::getByURL($parent['owner-link'], false); - if (!empty($profile) && empty($contacts[$profile['url']])) { - $data['cc'][] = $profile['url']; - $contacts[$profile['url']] = $profile['url']; - } - } - DBA::close($parents); - - if (empty($data['to'])) { - $data['to'] = $data['cc']; - $data['cc'] = []; - } - - return $data; - } - - /** - * @brief Fetches a list of inboxes of followers of a given user - * - * @param integer $uid User ID - * - * @return array of follower inboxes - */ - public static function fetchTargetInboxesforUser($uid) - { - $inboxes = []; - - $condition = ['uid' => $uid, 'network' => Protocol::ACTIVITYPUB, 'archive' => false, 'pending' => false]; - - if (!empty($uid)) { - $condition['rel'] = [Contact::FOLLOWER, Contact::FRIEND]; - } - - $contacts = DBA::select('contact', ['notify', 'batch'], $condition); - while ($contact = DBA::fetch($contacts)) { - $contact = defaults($contact, 'batch', $contact['notify']); - $inboxes[$contact] = $contact; - } - DBA::close($contacts); - - return $inboxes; - } - - /** - * @brief Fetches an array of inboxes for the given item and user - * - * @param array $item - * @param integer $uid User ID - * - * @return array with inboxes - */ - public static function fetchTargetInboxes($item, $uid) - { - $permissions = self::createPermissionBlockForItem($item); - if (empty($permissions)) { - return []; - } - - $inboxes = []; - - if ($item['gravity'] == GRAVITY_ACTIVITY) { - $item_profile = APContact::getByURL($item['author-link']); - } else { - $item_profile = APContact::getByURL($item['owner-link']); - } - - foreach (['to', 'cc', 'bto', 'bcc'] as $element) { - if (empty($permissions[$element])) { - continue; - } - - foreach ($permissions[$element] as $receiver) { - if ($receiver == $item_profile['followers']) { - $inboxes = self::fetchTargetInboxesforUser($uid); - } else { - $profile = APContact::getByURL($receiver); - if (!empty($profile)) { - $target = defaults($profile, 'sharedinbox', $profile['inbox']); - $inboxes[$target] = $target; - } - } - } - } - - return $inboxes; - } - - /** - * @brief Returns the activity type of a given item - * - * @param array $item - * - * @return activity type - */ - public static function getTypeOfItem($item) - { - if ($item['verb'] == ACTIVITY_POST) { - if ($item['created'] == $item['edited']) { - $type = 'Create'; - } else { - $type = 'Update'; - } - } elseif ($item['verb'] == ACTIVITY_LIKE) { - $type = 'Like'; - } elseif ($item['verb'] == ACTIVITY_DISLIKE) { - $type = 'Dislike'; - } elseif ($item['verb'] == ACTIVITY_ATTEND) { - $type = 'Accept'; - } elseif ($item['verb'] == ACTIVITY_ATTENDNO) { - $type = 'Reject'; - } elseif ($item['verb'] == ACTIVITY_ATTENDMAYBE) { - $type = 'TentativeAccept'; - } else { - $type = ''; - } - - return $type; - } - - /** - * @brief Creates an activity array for a given item id - * - * @param integer $item_id - * @param boolean $object_mode Is the activity item is used inside another object? - * - * @return array of activity - */ - public static function createActivityFromItem($item_id, $object_mode = false) - { - $item = Item::selectFirst([], ['id' => $item_id, 'parent-network' => Protocol::NATIVE_SUPPORT]); - - if (!DBA::isResult($item)) { - return false; - } - - $condition = ['item-uri' => $item['uri'], 'protocol' => Conversation::PARCEL_ACTIVITYPUB]; - $conversation = DBA::selectFirst('conversation', ['source'], $condition); - if (DBA::isResult($conversation)) { - $data = json_decode($conversation['source']); - if (!empty($data)) { - return $data; - } - } - - $type = self::getTypeOfItem($item); - - if (!$object_mode) { - $data = ['@context' => self::CONTEXT]; - - if ($item['deleted'] && ($item['gravity'] == GRAVITY_ACTIVITY)) { - $type = 'Undo'; - } elseif ($item['deleted']) { - $type = 'Delete'; - } - } else { - $data = []; - } - - $data['id'] = $item['uri'] . '#' . $type; - $data['type'] = $type; - $data['actor'] = $item['author-link']; - - $data['published'] = DateTimeFormat::utc($item["created"]."+00:00", DateTimeFormat::ATOM); - - if ($item["created"] != $item["edited"]) { - $data['updated'] = DateTimeFormat::utc($item["edited"]."+00:00", DateTimeFormat::ATOM); - } - - $data['context'] = self::fetchContextURLForItem($item); - - $data = array_merge($data, ActivityPub::createPermissionBlockForItem($item)); - - if (in_array($data['type'], ['Create', 'Update', 'Announce', 'Delete'])) { - $data['object'] = self::createNote($item); - } elseif ($data['type'] == 'Undo') { - $data['object'] = self::createActivityFromItem($item_id, true); - } else { - $data['object'] = $item['thr-parent']; - } - - $owner = User::getOwnerDataById($item['uid']); - - if (!$object_mode) { - return LDSignature::sign($data, $owner); - } else { - return $data; - } - } - - /** - * @brief Creates an object array for a given item id - * - * @param integer $item_id - * - * @return object array - */ - public static function createObjectFromItemID($item_id) - { - $item = Item::selectFirst([], ['id' => $item_id, 'parent-network' => Protocol::NATIVE_SUPPORT]); - - if (!DBA::isResult($item)) { - return false; - } - - $data = ['@context' => self::CONTEXT]; - $data = array_merge($data, self::createNote($item)); - - return $data; - } - - /** - * @brief Returns a tag array for a given item array - * - * @param array $item - * - * @return array of tags - */ - private static function createTagList($item) - { - $tags = []; - - $terms = Term::tagArrayFromItemId($item['id'], TERM_MENTION); - foreach ($terms as $term) { - $contact = Contact::getDetailsByURL($term['url']); - if (!empty($contact['addr'])) { - $mention = '@' . $contact['addr']; - } else { - $mention = '@' . $term['url']; - } - - $tags[] = ['type' => 'Mention', 'href' => $term['url'], 'name' => $mention]; - } - return $tags; - } - - /** - * @brief Fetches the "context" value for a givem item array from the "conversation" table - * - * @param array $item - * - * @return string with context url - */ - private static function fetchContextURLForItem($item) - { - $conversation = DBA::selectFirst('conversation', ['conversation-href', 'conversation-uri'], ['item-uri' => $item['parent-uri']]); - if (DBA::isResult($conversation) && !empty($conversation['conversation-href'])) { - $context_uri = $conversation['conversation-href']; - } elseif (DBA::isResult($conversation) && !empty($conversation['conversation-uri'])) { - $context_uri = $conversation['conversation-uri']; - } else { - $context_uri = str_replace('/objects/', '/context/', $item['parent-uri']); - } - return $context_uri; - } - - /** - * @brief Creates a note/article object array - * - * @param array $item - * - * @return object array - */ - private static function createNote($item) - { - if (!empty($item['title'])) { - $type = 'Article'; - } else { - $type = 'Note'; - } - - if ($item['deleted']) { - $type = 'Tombstone'; - } - - $data = []; - $data['id'] = $item['uri']; - $data['type'] = $type; - - if ($item['deleted']) { - return $data; - } - - $data['summary'] = null; // Ignore by now - - if ($item['uri'] != $item['thr-parent']) { - $data['inReplyTo'] = $item['thr-parent']; - } else { - $data['inReplyTo'] = null; - } - - $data['diaspora:guid'] = $item['guid']; - $data['published'] = DateTimeFormat::utc($item["created"]."+00:00", DateTimeFormat::ATOM); - - if ($item["created"] != $item["edited"]) { - $data['updated'] = DateTimeFormat::utc($item["edited"]."+00:00", DateTimeFormat::ATOM); - } - - $data['url'] = $item['plink']; - $data['attributedTo'] = $item['author-link']; - $data['actor'] = $item['author-link']; - $data['sensitive'] = false; // - Query NSFW - $data['context'] = self::fetchContextURLForItem($item); - - if (!empty($item['title'])) { - $data['name'] = BBCode::convert($item['title'], false, 7); - } - - $data['content'] = BBCode::convert($item['body'], false, 7); - $data['source'] = ['content' => $item['body'], 'mediaType' => "text/bbcode"]; - - if (!empty($item['signed_text']) && ($item['uri'] != $item['thr-parent'])) { - $data['diaspora:comment'] = $item['signed_text']; - } - - $data['attachment'] = []; // @ToDo - $data['tag'] = self::createTagList($item); - $data = array_merge($data, ActivityPub::createPermissionBlockForItem($item)); - - return $data; - } - - /** - * @brief Transmits a profile deletion to a given inbox - * - * @param integer $uid User ID - * @param string $inbox Target inbox - */ - public static function transmitProfileDeletion($uid, $inbox) - { - $owner = User::getOwnerDataById($uid); - $profile = APContact::getByURL($owner['url']); - - $data = ['@context' => 'https://www.w3.org/ns/activitystreams', - 'id' => System::baseUrl() . '/activity/' . System::createGUID(), - 'type' => 'Delete', - 'actor' => $owner['url'], - 'object' => self::profile($uid), - 'published' => DateTimeFormat::utcNow(DateTimeFormat::ATOM), - 'to' => [self::PUBLIC_COLLECTION], - 'cc' => []]; - - $signed = LDSignature::sign($data, $owner); - - logger('Deliver profile deletion for user ' . $uid . ' to ' . $inbox .' via ActivityPub', LOGGER_DEBUG); - HTTPSignature::transmit($signed, $inbox, $uid); - } - - /** - * @brief Transmits a profile change to a given inbox - * - * @param integer $uid User ID - * @param string $inbox Target inbox - */ - public static function transmitProfileUpdate($uid, $inbox) - { - $owner = User::getOwnerDataById($uid); - $profile = APContact::getByURL($owner['url']); - - $data = ['@context' => 'https://www.w3.org/ns/activitystreams', - 'id' => System::baseUrl() . '/activity/' . System::createGUID(), - 'type' => 'Update', - 'actor' => $owner['url'], - 'object' => self::profile($uid), - 'published' => DateTimeFormat::utcNow(DateTimeFormat::ATOM), - 'to' => [$profile['followers']], - 'cc' => []]; - - $signed = LDSignature::sign($data, $owner); - - logger('Deliver profile update for user ' . $uid . ' to ' . $inbox .' via ActivityPub', LOGGER_DEBUG); - HTTPSignature::transmit($signed, $inbox, $uid); - } - - /** - * @brief Transmits a given activity to a target - * - * @param array $activity - * @param string $target Target profile - * @param integer $uid User ID - */ - public static function transmitActivity($activity, $target, $uid) - { - $profile = APContact::getByURL($target); - - $owner = User::getOwnerDataById($uid); - - $data = ['@context' => 'https://www.w3.org/ns/activitystreams', - 'id' => System::baseUrl() . '/activity/' . System::createGUID(), - 'type' => $activity, - 'actor' => $owner['url'], - 'object' => $profile['url'], - 'to' => $profile['url']]; - - logger('Sending activity ' . $activity . ' to ' . $target . ' for user ' . $uid, LOGGER_DEBUG); - - $signed = LDSignature::sign($data, $owner); - HTTPSignature::transmit($signed, $profile['inbox'], $uid); - } - - /** - * @brief Transmit a message that the contact request had been accepted - * - * @param string $target Target profile - * @param $id - * @param integer $uid User ID - */ - public static function transmitContactAccept($target, $id, $uid) - { - $profile = APContact::getByURL($target); - - $owner = User::getOwnerDataById($uid); - $data = ['@context' => 'https://www.w3.org/ns/activitystreams', - 'id' => System::baseUrl() . '/activity/' . System::createGUID(), - 'type' => 'Accept', - 'actor' => $owner['url'], - 'object' => ['id' => $id, 'type' => 'Follow', - 'actor' => $profile['url'], - 'object' => $owner['url']], - 'to' => $profile['url']]; - - logger('Sending accept to ' . $target . ' for user ' . $uid . ' with id ' . $id, LOGGER_DEBUG); - - $signed = LDSignature::sign($data, $owner); - HTTPSignature::transmit($signed, $profile['inbox'], $uid); - } - - /** - * @brief - * - * @param string $target Target profile - * @param $id - * @param integer $uid User ID - */ - public static function transmitContactReject($target, $id, $uid) - { - $profile = APContact::getByURL($target); - - $owner = User::getOwnerDataById($uid); - $data = ['@context' => 'https://www.w3.org/ns/activitystreams', - 'id' => System::baseUrl() . '/activity/' . System::createGUID(), - 'type' => 'Reject', - 'actor' => $owner['url'], - 'object' => ['id' => $id, 'type' => 'Follow', - 'actor' => $profile['url'], - 'object' => $owner['url']], - 'to' => $profile['url']]; - - logger('Sending reject to ' . $target . ' for user ' . $uid . ' with id ' . $id, LOGGER_DEBUG); - - $signed = LDSignature::sign($data, $owner); - HTTPSignature::transmit($signed, $profile['inbox'], $uid); - } - - /** - * @brief - * - * @param string $target Target profile - * @param integer $uid User ID - */ - public static function transmitContactUndo($target, $uid) - { - $profile = APContact::getByURL($target); - - $id = System::baseUrl() . '/activity/' . System::createGUID(); - - $owner = User::getOwnerDataById($uid); - $data = ['@context' => 'https://www.w3.org/ns/activitystreams', - 'id' => $id, - 'type' => 'Undo', - 'actor' => $owner['url'], - 'object' => ['id' => $id, 'type' => 'Follow', - 'actor' => $owner['url'], - 'object' => $profile['url']], - 'to' => $profile['url']]; - - logger('Sending undo to ' . $target . ' for user ' . $uid . ' with id ' . $id, LOGGER_DEBUG); - - $signed = LDSignature::sign($data, $owner); - HTTPSignature::transmit($signed, $profile['inbox'], $uid); - } - /** * Fetches ActivityPub content from the given url * @@ -809,62 +149,6 @@ class ActivityPub return $profile; } - /** - * @brief - * - * @param $body - * @param $header - * @param integer $uid User ID - */ - public static function processInbox($body, $header, $uid) - { - $http_signer = HTTPSignature::getSigner($body, $header); - if (empty($http_signer)) { - logger('Invalid HTTP signature, message will be discarded.', LOGGER_DEBUG); - return; - } else { - logger('HTTP signature is signed by ' . $http_signer, LOGGER_DEBUG); - } - - $activity = json_decode($body, true); - - $actor = JsonLD::fetchElement($activity, 'actor', 'id'); - logger('Message for user ' . $uid . ' is from actor ' . $actor, LOGGER_DEBUG); - - if (empty($activity)) { - logger('Invalid body.', LOGGER_DEBUG); - return; - } - - if (LDSignature::isSigned($activity)) { - $ld_signer = LDSignature::getSigner($activity); - if (empty($ld_signer)) { - logger('Invalid JSON-LD signature from ' . $actor, LOGGER_DEBUG); - } - if (!empty($ld_signer && ($actor == $http_signer))) { - logger('The HTTP and the JSON-LD signature belong to ' . $ld_signer, LOGGER_DEBUG); - $trust_source = true; - } elseif (!empty($ld_signer)) { - logger('JSON-LD signature is signed by ' . $ld_signer, LOGGER_DEBUG); - $trust_source = true; - } elseif ($actor == $http_signer) { - logger('Bad JSON-LD signature, but HTTP signer fits the actor.', LOGGER_DEBUG); - $trust_source = true; - } else { - logger('Invalid JSON-LD signature and the HTTP signer is different.', LOGGER_DEBUG); - $trust_source = false; - } - } elseif ($actor == $http_signer) { - logger('Trusting post without JSON-LD signature, The actor fits the HTTP signer.', LOGGER_DEBUG); - $trust_source = true; - } else { - logger('No JSON-LD signature, different actor.', LOGGER_DEBUG); - $trust_source = false; - } - - self::processActivity($activity, $body, $uid, $trust_source); - } - /** * @brief * @@ -890,913 +174,7 @@ class ActivityPub } foreach ($items as $activity) { - self::processActivity($activity, '', $uid, true); + ActivityPub\Receiver::processActivity($activity, '', $uid, true); } } - - /** - * @brief - * - * @param array $activity - * @param integer $uid User ID - * @param $trust_source - * - * @return - */ - private static function prepareObjectData($activity, $uid, &$trust_source) - { - $actor = JsonLD::fetchElement($activity, 'actor', 'id'); - if (empty($actor)) { - logger('Empty actor', LOGGER_DEBUG); - return []; - } - - // Fetch all receivers from to, cc, bto and bcc - $receivers = self::getReceivers($activity, $actor); - - // When it is a delivery to a personal inbox we add that user to the receivers - if (!empty($uid)) { - $owner = User::getOwnerDataById($uid); - $additional = ['uid:' . $uid => $uid]; - $receivers = array_merge($receivers, $additional); - } - - logger('Receivers: ' . json_encode($receivers), LOGGER_DEBUG); - - $object_id = JsonLD::fetchElement($activity, 'object', 'id'); - if (empty($object_id)) { - logger('No object found', LOGGER_DEBUG); - return []; - } - - // Fetch the content only on activities where this matters - if (in_array($activity['type'], ['Create', 'Announce'])) { - $object_data = self::fetchObject($object_id, $activity['object'], $trust_source); - if (empty($object_data)) { - logger("Object data couldn't be processed", LOGGER_DEBUG); - return []; - } - // We had been able to retrieve the object data - so we can trust the source - $trust_source = true; - } elseif (in_array($activity['type'], ['Like', 'Dislike'])) { - // Create a mostly empty array out of the activity data (instead of the object). - // This way we later don't have to check for the existence of ech individual array element. - $object_data = self::processObject($activity); - $object_data['name'] = $activity['type']; - $object_data['author'] = $activity['actor']; - $object_data['object'] = $object_id; - $object_data['object_type'] = ''; // Since we don't fetch the object, we don't know the type - } else { - $object_data = []; - $object_data['id'] = $activity['id']; - $object_data['object'] = $activity['object']; - $object_data['object_type'] = JsonLD::fetchElement($activity, 'object', 'type'); - } - - $object_data = self::addActivityFields($object_data, $activity); - - $object_data['type'] = $activity['type']; - $object_data['owner'] = $actor; - $object_data['receiver'] = array_merge(defaults($object_data, 'receiver', []), $receivers); - - logger('Processing ' . $object_data['type'] . ' ' . $object_data['object_type'] . ' ' . $object_data['id'], LOGGER_DEBUG); - - return $object_data; - } - - /** - * @brief - * - * @param array $activity - * @param $body - * @param integer $uid User ID - * @param $trust_source - */ - private static function processActivity($activity, $body = '', $uid = null, $trust_source = false) - { - if (empty($activity['type'])) { - logger('Empty type', LOGGER_DEBUG); - return; - } - - if (empty($activity['object'])) { - logger('Empty object', LOGGER_DEBUG); - return; - } - - if (empty($activity['actor'])) { - logger('Empty actor', LOGGER_DEBUG); - return; - - } - - // $trust_source is called by reference and is set to true if the content was retrieved successfully - $object_data = self::prepareObjectData($activity, $uid, $trust_source); - if (empty($object_data)) { - logger('No object data found', LOGGER_DEBUG); - return; - } - - if (!$trust_source) { - logger('No trust for activity type "' . $activity['type'] . '", so we quit now.', LOGGER_DEBUG); - } - - switch ($activity['type']) { - case 'Create': - case 'Announce': - self::createItem($object_data, $body); - break; - - case 'Like': - self::likeItem($object_data, $body); - break; - - case 'Dislike': - self::dislikeItem($object_data, $body); - break; - - case 'Update': - if (in_array($object_data['object_type'], self::CONTENT_TYPES)) { - /// @todo - } elseif (in_array($object_data['object_type'], self::ACCOUNT_TYPES)) { - self::updatePerson($object_data, $body); - } - break; - - case 'Delete': - if ($object_data['object_type'] == 'Tombstone') { - self::deleteItem($object_data, $body); - } elseif (in_array($object_data['object_type'], self::ACCOUNT_TYPES)) { - self::deletePerson($object_data, $body); - } - break; - - case 'Follow': - self::followUser($object_data); - break; - - case 'Accept': - if ($object_data['object_type'] == 'Follow') { - self::acceptFollowUser($object_data); - } - break; - - case 'Reject': - if ($object_data['object_type'] == 'Follow') { - self::rejectFollowUser($object_data); - } - break; - - case 'Undo': - if ($object_data['object_type'] == 'Follow') { - self::undoFollowUser($object_data); - } elseif (in_array($object_data['object_type'], self::ACTIVITY_TYPES)) { - self::undoActivity($object_data); - } - break; - - default: - logger('Unknown activity: ' . $activity['type'], LOGGER_DEBUG); - break; - } - } - - /** - * @brief - * - * @param array $activity - * @param $actor - * - * @return - */ - private static function getReceivers($activity, $actor) - { - $receivers = []; - - // When it is an answer, we inherite the receivers from the parent - $replyto = JsonLD::fetchElement($activity, 'inReplyTo', 'id'); - if (!empty($replyto)) { - $parents = Item::select(['uid'], ['uri' => $replyto]); - while ($parent = Item::fetch($parents)) { - $receivers['uid:' . $parent['uid']] = $parent['uid']; - } - } - - if (!empty($actor)) { - $profile = APContact::getByURL($actor); - $followers = defaults($profile, 'followers', ''); - - logger('Actor: ' . $actor . ' - Followers: ' . $followers, LOGGER_DEBUG); - } else { - logger('Empty actor', LOGGER_DEBUG); - $followers = ''; - } - - foreach (['to', 'cc', 'bto', 'bcc'] as $element) { - if (empty($activity[$element])) { - continue; - } - - // The receiver can be an array or a string - if (is_string($activity[$element])) { - $activity[$element] = [$activity[$element]]; - } - - foreach ($activity[$element] as $receiver) { - if ($receiver == self::PUBLIC_COLLECTION) { - $receivers['uid:0'] = 0; - } - - if (($receiver == self::PUBLIC_COLLECTION) && !empty($actor)) { - // This will most likely catch all OStatus connections to Mastodon - $condition = ['alias' => [$actor, normalise_link($actor)], 'rel' => [Contact::SHARING, Contact::FRIEND] - , 'archive' => false, 'pending' => false]; - $contacts = DBA::select('contact', ['uid'], $condition); - while ($contact = DBA::fetch($contacts)) { - if ($contact['uid'] != 0) { - $receivers['uid:' . $contact['uid']] = $contact['uid']; - } - } - DBA::close($contacts); - } - - if (in_array($receiver, [$followers, self::PUBLIC_COLLECTION]) && !empty($actor)) { - $condition = ['nurl' => normalise_link($actor), 'rel' => [Contact::SHARING, Contact::FRIEND], - 'network' => Protocol::ACTIVITYPUB, 'archive' => false, 'pending' => false]; - $contacts = DBA::select('contact', ['uid'], $condition); - while ($contact = DBA::fetch($contacts)) { - if ($contact['uid'] != 0) { - $receivers['uid:' . $contact['uid']] = $contact['uid']; - } - } - DBA::close($contacts); - continue; - } - - $condition = ['self' => true, 'nurl' => normalise_link($receiver)]; - $contact = DBA::selectFirst('contact', ['uid'], $condition); - if (!DBA::isResult($contact)) { - continue; - } - $receivers['uid:' . $contact['uid']] = $contact['uid']; - } - } - - self::switchContacts($receivers, $actor); - - return $receivers; - } - - /** - * @brief - * - * @param $cid - * @param integer $uid User ID - * @param $url - */ - private static function switchContact($cid, $uid, $url) - { - $profile = ActivityPub::probeProfile($url); - if (empty($profile)) { - return; - } - - logger('Switch contact ' . $cid . ' (' . $profile['url'] . ') for user ' . $uid . ' from OStatus to ActivityPub'); - - $photo = $profile['photo']; - unset($profile['photo']); - unset($profile['baseurl']); - - $profile['nurl'] = normalise_link($profile['url']); - DBA::update('contact', $profile, ['id' => $cid]); - - Contact::updateAvatar($photo, $uid, $cid); - } - - /** - * @brief - * - * @param $receivers - * @param $actor - */ - private static function switchContacts($receivers, $actor) - { - if (empty($actor)) { - return; - } - - foreach ($receivers as $receiver) { - $contact = DBA::selectFirst('contact', ['id'], ['uid' => $receiver, 'network' => Protocol::OSTATUS, 'nurl' => normalise_link($actor)]); - if (DBA::isResult($contact)) { - self::switchContact($contact['id'], $receiver, $actor); - } - - $contact = DBA::selectFirst('contact', ['id'], ['uid' => $receiver, 'network' => Protocol::OSTATUS, 'alias' => [normalise_link($actor), $actor]]); - if (DBA::isResult($contact)) { - self::switchContact($contact['id'], $receiver, $actor); - } - } - } - - /** - * @brief - * - * @param $object_data - * @param array $activity - * - * @return - */ - private static function addActivityFields($object_data, $activity) - { - if (!empty($activity['published']) && empty($object_data['published'])) { - $object_data['published'] = $activity['published']; - } - - if (!empty($activity['updated']) && empty($object_data['updated'])) { - $object_data['updated'] = $activity['updated']; - } - - if (!empty($activity['inReplyTo']) && empty($object_data['parent-uri'])) { - $object_data['parent-uri'] = JsonLD::fetchElement($activity, 'inReplyTo', 'id'); - } - - if (!empty($activity['instrument'])) { - $object_data['service'] = JsonLD::fetchElement($activity, 'instrument', 'name', 'type', 'Service'); - } - return $object_data; - } - - /** - * @brief - * - * @param $object_id - * @param $object - * @param $trust_source - * - * @return - */ - private static function fetchObject($object_id, $object = [], $trust_source = false) - { - if (!$trust_source || is_string($object)) { - $data = self::fetchContent($object_id); - if (empty($data)) { - logger('Empty content for ' . $object_id . ', check if content is available locally.', LOGGER_DEBUG); - $data = $object_id; - } else { - logger('Fetched content for ' . $object_id, LOGGER_DEBUG); - } - } else { - logger('Using original object for url ' . $object_id, LOGGER_DEBUG); - $data = $object; - } - - if (is_string($data)) { - $item = Item::selectFirst([], ['uri' => $data]); - if (!DBA::isResult($item)) { - logger('Object with url ' . $data . ' was not found locally.', LOGGER_DEBUG); - return false; - } - logger('Using already stored item for url ' . $object_id, LOGGER_DEBUG); - $data = self::createNote($item); - } - - if (empty($data['type'])) { - logger('Empty type', LOGGER_DEBUG); - return false; - } - - if (in_array($data['type'], self::CONTENT_TYPES)) { - return self::processObject($data); - } - - if ($data['type'] == 'Announce') { - if (empty($data['object'])) { - return false; - } - return self::fetchObject($data['object']); - } - - logger('Unhandled object type: ' . $data['type'], LOGGER_DEBUG); - } - - /** - * @brief - * - * @param $object - * - * @return - */ - private static function processObject($object) - { - if (empty($object['id'])) { - return false; - } - - $object_data = []; - $object_data['object_type'] = $object['type']; - $object_data['id'] = $object['id']; - - if (!empty($object['inReplyTo'])) { - $object_data['reply-to-id'] = JsonLD::fetchElement($object, 'inReplyTo', 'id'); - } else { - $object_data['reply-to-id'] = $object_data['id']; - } - - $object_data['published'] = defaults($object, 'published', null); - $object_data['updated'] = defaults($object, 'updated', $object_data['published']); - - if (empty($object_data['published']) && !empty($object_data['updated'])) { - $object_data['published'] = $object_data['updated']; - } - - $actor = JsonLD::fetchElement($object, 'attributedTo', 'id'); - if (empty($actor)) { - $actor = defaults($object, 'actor', null); - } - - $object_data['diaspora:guid'] = defaults($object, 'diaspora:guid', null); - $object_data['owner'] = $object_data['author'] = $actor; - $object_data['context'] = defaults($object, 'context', null); - $object_data['conversation'] = defaults($object, 'conversation', null); - $object_data['sensitive'] = defaults($object, 'sensitive', null); - $object_data['name'] = defaults($object, 'title', null); - $object_data['name'] = defaults($object, 'name', $object_data['name']); - $object_data['summary'] = defaults($object, 'summary', null); - $object_data['content'] = defaults($object, 'content', null); - $object_data['source'] = defaults($object, 'source', null); - $object_data['location'] = JsonLD::fetchElement($object, 'location', 'name', 'type', 'Place'); - $object_data['attachments'] = defaults($object, 'attachment', null); - $object_data['tags'] = defaults($object, 'tag', null); - $object_data['service'] = JsonLD::fetchElement($object, 'instrument', 'name', 'type', 'Service'); - $object_data['alternate-url'] = JsonLD::fetchElement($object, 'url', 'href'); - $object_data['receiver'] = self::getReceivers($object, $object_data['owner']); - - // Common object data: - - // Unhandled - // @context, type, actor, signature, mediaType, duration, replies, icon - - // Also missing: (Defined in the standard, but currently unused) - // audience, preview, endTime, startTime, generator, image - - // Data in Notes: - - // Unhandled - // contentMap, announcement_count, announcements, context_id, likes, like_count - // inReplyToStatusId, shares, quoteUrl, statusnetConversationId - - // Data in video: - - // To-Do? - // category, licence, language, commentsEnabled - - // Unhandled - // views, waitTranscoding, state, support, subtitleLanguage - // likes, dislikes, shares, comments - - return $object_data; - } - - /** - * @brief Converts mentions from Pleroma into the Friendica format - * - * @param string $body - * - * @return converted body - */ - private static function convertMentions($body) - { - $URLSearchString = "^\[\]"; - $body = preg_replace("/\[url\=([$URLSearchString]*)\]([#@!])(.*?)\[\/url\]/ism", '$2[url=$1]$3[/url]', $body); - - return $body; - } - - /** - * @brief Constructs a string with tags for a given tag array - * - * @param array $tags - * @param boolean $sensitive - * - * @return string with tags - */ - private static function constructTagList($tags, $sensitive) - { - if (empty($tags)) { - return ''; - } - - $tag_text = ''; - foreach ($tags as $tag) { - if (in_array($tag['type'], ['Mention', 'Hashtag'])) { - if (!empty($tag_text)) { - $tag_text .= ','; - } - - $tag_text .= substr($tag['name'], 0, 1) . '[url=' . $tag['href'] . ']' . substr($tag['name'], 1) . '[/url]'; - } - } - - /// @todo add nsfw for $sensitive - - return $tag_text; - } - - /** - * @brief - * - * @param $attachments - * @param array $item - * - * @return item array - */ - private static function constructAttachList($attachments, $item) - { - if (empty($attachments)) { - return $item; - } - - foreach ($attachments as $attach) { - $filetype = strtolower(substr($attach['mediaType'], 0, strpos($attach['mediaType'], '/'))); - if ($filetype == 'image') { - $item['body'] .= "\n[img]".$attach['url'].'[/img]'; - } else { - if (!empty($item["attach"])) { - $item["attach"] .= ','; - } else { - $item["attach"] = ''; - } - if (!isset($attach['length'])) { - $attach['length'] = "0"; - } - $item["attach"] .= '[attach]href="'.$attach['url'].'" length="'.$attach['length'].'" type="'.$attach['mediaType'].'" title="'.defaults($attach, 'name', '').'"[/attach]'; - } - } - - return $item; - } - - /** - * @brief - * - * @param array $activity - * @param $body - */ - private static function createItem($activity, $body) - { - $item = []; - $item['verb'] = ACTIVITY_POST; - $item['parent-uri'] = $activity['reply-to-id']; - - if ($activity['reply-to-id'] == $activity['id']) { - $item['gravity'] = GRAVITY_PARENT; - $item['object-type'] = ACTIVITY_OBJ_NOTE; - } else { - $item['gravity'] = GRAVITY_COMMENT; - $item['object-type'] = ACTIVITY_OBJ_COMMENT; - } - - if (($activity['id'] != $activity['reply-to-id']) && !Item::exists(['uri' => $activity['reply-to-id']])) { - logger('Parent ' . $activity['reply-to-id'] . ' not found. Try to refetch it.'); - self::fetchMissingActivity($activity['reply-to-id'], $activity); - } - - self::postItem($activity, $item, $body); - } - - /** - * @brief - * - * @param array $activity - * @param $body - */ - private static function likeItem($activity, $body) - { - $item = []; - $item['verb'] = ACTIVITY_LIKE; - $item['parent-uri'] = $activity['object']; - $item['gravity'] = GRAVITY_ACTIVITY; - $item['object-type'] = ACTIVITY_OBJ_NOTE; - - self::postItem($activity, $item, $body); - } - - /** - * @brief Delete items - * - * @param array $activity - * @param $body - */ - private static function deleteItem($activity) - { - $owner = Contact::getIdForURL($activity['owner']); - $object = JsonLD::fetchElement($activity, 'object', 'id'); - logger('Deleting item ' . $object . ' from ' . $owner, LOGGER_DEBUG); - Item::delete(['uri' => $object, 'owner-id' => $owner]); - } - - /** - * @brief - * - * @param array $activity - * @param $body - */ - private static function dislikeItem($activity, $body) - { - $item = []; - $item['verb'] = ACTIVITY_DISLIKE; - $item['parent-uri'] = $activity['object']; - $item['gravity'] = GRAVITY_ACTIVITY; - $item['object-type'] = ACTIVITY_OBJ_NOTE; - - self::postItem($activity, $item, $body); - } - - /** - * @brief - * - * @param array $activity - * @param array $item - * @param $body - */ - private static function postItem($activity, $item, $body) - { - /// @todo What to do with $activity['context']? - - if (($item['gravity'] != GRAVITY_PARENT) && !Item::exists(['uri' => $item['parent-uri']])) { - logger('Parent ' . $item['parent-uri'] . ' not found, message will be discarded.', LOGGER_DEBUG); - return; - } - - $item['network'] = Protocol::ACTIVITYPUB; - $item['private'] = !in_array(0, $activity['receiver']); - $item['author-id'] = Contact::getIdForURL($activity['author'], 0, true); - $item['owner-id'] = Contact::getIdForURL($activity['owner'], 0, true); - $item['uri'] = $activity['id']; - $item['created'] = $activity['published']; - $item['edited'] = $activity['updated']; - $item['guid'] = $activity['diaspora:guid']; - $item['title'] = HTML::toBBCode($activity['name']); - $item['content-warning'] = HTML::toBBCode($activity['summary']); - $item['body'] = self::convertMentions(HTML::toBBCode($activity['content'])); - $item['location'] = $activity['location']; - $item['tag'] = self::constructTagList($activity['tags'], $activity['sensitive']); - $item['app'] = $activity['service']; - $item['plink'] = defaults($activity, 'alternate-url', $item['uri']); - - $item = self::constructAttachList($activity['attachments'], $item); - - $source = JsonLD::fetchElement($activity, 'source', 'content', 'mediaType', 'text/bbcode'); - if (!empty($source)) { - $item['body'] = $source; - } - - $item['protocol'] = Conversation::PARCEL_ACTIVITYPUB; - $item['source'] = $body; - $item['conversation-href'] = $activity['context']; - $item['conversation-uri'] = $activity['conversation']; - - foreach ($activity['receiver'] as $receiver) { - $item['uid'] = $receiver; - $item['contact-id'] = Contact::getIdForURL($activity['author'], $receiver, true); - - if (($receiver != 0) && empty($item['contact-id'])) { - $item['contact-id'] = Contact::getIdForURL($activity['author'], 0, true); - } - - $item_id = Item::insert($item); - logger('Storing for user ' . $item['uid'] . ': ' . $item_id); - } - } - - /** - * @brief - * - * @param $url - * @param $child - */ - private static function fetchMissingActivity($url, $child) - { - if (Config::get('system', 'ostatus_full_threads')) { - return; - } - - $object = ActivityPub::fetchContent($url); - if (empty($object)) { - logger('Activity ' . $url . ' was not fetchable, aborting.'); - return; - } - - $activity = []; - $activity['@context'] = $object['@context']; - unset($object['@context']); - $activity['id'] = $object['id']; - $activity['to'] = defaults($object, 'to', []); - $activity['cc'] = defaults($object, 'cc', []); - $activity['actor'] = $child['author']; - $activity['object'] = $object; - $activity['published'] = $object['published']; - $activity['type'] = 'Create'; - - self::processActivity($activity); - logger('Activity ' . $url . ' had been fetched and processed.'); - } - - /** - * @brief perform a "follow" request - * - * @param array $activity - */ - private static function followUser($activity) - { - $actor = JsonLD::fetchElement($activity, 'object', 'id'); - $uid = User::getIdForURL($actor); - if (empty($uid)) { - return; - } - - $owner = User::getOwnerDataById($uid); - - $cid = Contact::getIdForURL($activity['owner'], $uid); - if (!empty($cid)) { - $contact = DBA::selectFirst('contact', [], ['id' => $cid]); - } else { - $contact = false; - } - - $item = ['author-id' => Contact::getIdForURL($activity['owner']), - 'author-link' => $activity['owner']]; - - Contact::addRelationship($owner, $contact, $item); - $cid = Contact::getIdForURL($activity['owner'], $uid); - if (empty($cid)) { - return; - } - - $contact = DBA::selectFirst('contact', ['network'], ['id' => $cid]); - if ($contact['network'] != Protocol::ACTIVITYPUB) { - Contact::updateFromProbe($cid, Protocol::ACTIVITYPUB); - } - - DBA::update('contact', ['hub-verify' => $activity['id']], ['id' => $cid]); - logger('Follow user ' . $uid . ' from contact ' . $cid . ' with id ' . $activity['id']); - } - - /** - * @brief Update the given profile - * - * @param array $activity - */ - private static function updatePerson($activity) - { - if (empty($activity['object']['id'])) { - return; - } - - logger('Updating profile for ' . $activity['object']['id'], LOGGER_DEBUG); - APContact::getByURL($activity['object']['id'], true); - } - - /** - * @brief Delete the given profile - * - * @param array $activity - */ - private static function deletePerson($activity) - { - if (empty($activity['object']['id']) || empty($activity['object']['actor'])) { - logger('Empty object id or actor.', LOGGER_DEBUG); - return; - } - - if ($activity['object']['id'] != $activity['object']['actor']) { - logger('Object id does not match actor.', LOGGER_DEBUG); - return; - } - - $contacts = DBA::select('contact', ['id'], ['nurl' => normalise_link($activity['object']['id'])]); - while ($contact = DBA::fetch($contacts)) { - Contact::remove($contact["id"]); - } - DBA::close($contacts); - - logger('Deleted contact ' . $activity['object']['id'], LOGGER_DEBUG); - } - - /** - * @brief Accept a follow request - * - * @param array $activity - */ - private static function acceptFollowUser($activity) - { - $actor = JsonLD::fetchElement($activity, 'object', 'actor'); - $uid = User::getIdForURL($actor); - if (empty($uid)) { - return; - } - - $owner = User::getOwnerDataById($uid); - - $cid = Contact::getIdForURL($activity['owner'], $uid); - if (empty($cid)) { - logger('No contact found for ' . $activity['owner'], LOGGER_DEBUG); - return; - } - - $fields = ['pending' => false]; - - $contact = DBA::selectFirst('contact', ['rel'], ['id' => $cid]); - if ($contact['rel'] == Contact::FOLLOWER) { - $fields['rel'] = Contact::FRIEND; - } - - $condition = ['id' => $cid]; - DBA::update('contact', $fields, $condition); - logger('Accept contact request from contact ' . $cid . ' for user ' . $uid, LOGGER_DEBUG); - } - - /** - * @brief Reject a follow request - * - * @param array $activity - */ - private static function rejectFollowUser($activity) - { - $actor = JsonLD::fetchElement($activity, 'object', 'actor'); - $uid = User::getIdForURL($actor); - if (empty($uid)) { - return; - } - - $owner = User::getOwnerDataById($uid); - - $cid = Contact::getIdForURL($activity['owner'], $uid); - if (empty($cid)) { - logger('No contact found for ' . $activity['owner'], LOGGER_DEBUG); - return; - } - - if (DBA::exists('contact', ['id' => $cid, 'rel' => Contact::SHARING, 'pending' => true])) { - Contact::remove($cid); - logger('Rejected contact request from contact ' . $cid . ' for user ' . $uid . ' - contact had been removed.', LOGGER_DEBUG); - } else { - logger('Rejected contact request from contact ' . $cid . ' for user ' . $uid . '.', LOGGER_DEBUG); - } - } - - /** - * @brief Undo activity like "like" or "dislike" - * - * @param array $activity - */ - private static function undoActivity($activity) - { - $activity_url = JsonLD::fetchElement($activity, 'object', 'id'); - if (empty($activity_url)) { - return; - } - - $actor = JsonLD::fetchElement($activity, 'object', 'actor'); - if (empty($actor)) { - return; - } - - $author_id = Contact::getIdForURL($actor); - if (empty($author_id)) { - return; - } - - Item::delete(['uri' => $activity_url, 'author-id' => $author_id, 'gravity' => GRAVITY_ACTIVITY]); - } - - /** - * @brief Activity to remove a follower - * - * @param array $activity - */ - private static function undoFollowUser($activity) - { - $object = JsonLD::fetchElement($activity, 'object', 'object'); - $uid = User::getIdForURL($object); - if (empty($uid)) { - return; - } - - $owner = User::getOwnerDataById($uid); - - $cid = Contact::getIdForURL($activity['owner'], $uid); - if (empty($cid)) { - logger('No contact found for ' . $activity['owner'], LOGGER_DEBUG); - return; - } - - $contact = DBA::selectFirst('contact', [], ['id' => $cid]); - if (!DBA::isResult($contact)) { - return; - } - - Contact::removeFollower($owner, $contact); - logger('Undo following request from contact ' . $cid . ' for user ' . $uid, LOGGER_DEBUG); - } } diff --git a/src/Protocol/ActivityPub/Processor.php b/src/Protocol/ActivityPub/Processor.php index bbf4d7b80..69343d666 100644 --- a/src/Protocol/ActivityPub/Processor.php +++ b/src/Protocol/ActivityPub/Processor.php @@ -116,7 +116,7 @@ class Processor * @param array $activity * @param $body */ - private static function createItem($activity, $body) + public static function createItem($activity, $body) { $item = []; $item['verb'] = ACTIVITY_POST; @@ -144,7 +144,7 @@ class Processor * @param array $activity * @param $body */ - private static function likeItem($activity, $body) + public static function likeItem($activity, $body) { $item = []; $item['verb'] = ACTIVITY_LIKE; @@ -161,7 +161,7 @@ class Processor * @param array $activity * @param $body */ - private static function deleteItem($activity) + public static function deleteItem($activity) { $owner = Contact::getIdForURL($activity['owner']); $object = JsonLD::fetchElement($activity, 'object', 'id'); @@ -175,7 +175,7 @@ class Processor * @param array $activity * @param $body */ - private static function dislikeItem($activity, $body) + public static function dislikeItem($activity, $body) { $item = []; $item['verb'] = ACTIVITY_DISLIKE; @@ -272,7 +272,7 @@ class Processor $activity['published'] = $object['published']; $activity['type'] = 'Create'; - ActivityPub::processActivity($activity); + ActivityPub\Receiver::processActivity($activity); logger('Activity ' . $url . ' had been fetched and processed.'); } @@ -281,7 +281,7 @@ class Processor * * @param array $activity */ - private static function followUser($activity) + public static function followUser($activity) { $actor = JsonLD::fetchElement($activity, 'object', 'id'); $uid = User::getIdForURL($actor); @@ -321,7 +321,7 @@ class Processor * * @param array $activity */ - private static function updatePerson($activity) + public static function updatePerson($activity) { if (empty($activity['object']['id'])) { return; @@ -336,7 +336,7 @@ class Processor * * @param array $activity */ - private static function deletePerson($activity) + public static function deletePerson($activity) { if (empty($activity['object']['id']) || empty($activity['object']['actor'])) { logger('Empty object id or actor.', LOGGER_DEBUG); @@ -362,7 +362,7 @@ class Processor * * @param array $activity */ - private static function acceptFollowUser($activity) + public static function acceptFollowUser($activity) { $actor = JsonLD::fetchElement($activity, 'object', 'actor'); $uid = User::getIdForURL($actor); @@ -395,7 +395,7 @@ class Processor * * @param array $activity */ - private static function rejectFollowUser($activity) + public static function rejectFollowUser($activity) { $actor = JsonLD::fetchElement($activity, 'object', 'actor'); $uid = User::getIdForURL($actor); @@ -424,7 +424,7 @@ class Processor * * @param array $activity */ - private static function undoActivity($activity) + public static function undoActivity($activity) { $activity_url = JsonLD::fetchElement($activity, 'object', 'id'); if (empty($activity_url)) { @@ -449,7 +449,7 @@ class Processor * * @param array $activity */ - private static function undoFollowUser($activity) + public static function undoFollowUser($activity) { $object = JsonLD::fetchElement($activity, 'object', 'object'); $uid = User::getIdForURL($object); diff --git a/src/Protocol/ActivityPub/Receiver.php b/src/Protocol/ActivityPub/Receiver.php index 171771748..5fc4ecbc4 100644 --- a/src/Protocol/ActivityPub/Receiver.php +++ b/src/Protocol/ActivityPub/Receiver.php @@ -95,7 +95,7 @@ class Receiver $trust_source = false; } - ActivityPub::processActivity($activity, $body, $uid, $trust_source); + self::processActivity($activity, $body, $uid, $trust_source); } /** @@ -116,7 +116,7 @@ class Receiver } // Fetch all receivers from to, cc, bto and bcc - $receivers = ActivityPub::getReceivers($activity, $actor); + $receivers = self::getReceivers($activity, $actor); // When it is a delivery to a personal inbox we add that user to the receivers if (!empty($uid)) { @@ -135,7 +135,7 @@ class Receiver // Fetch the content only on activities where this matters if (in_array($activity['type'], ['Create', 'Announce'])) { - $object_data = ActivityPub::fetchObject($object_id, $activity['object'], $trust_source); + $object_data = self::fetchObject($object_id, $activity['object'], $trust_source); if (empty($object_data)) { logger("Object data couldn't be processed", LOGGER_DEBUG); return []; @@ -145,7 +145,7 @@ class Receiver } elseif (in_array($activity['type'], ['Like', 'Dislike'])) { // Create a mostly empty array out of the activity data (instead of the object). // This way we later don't have to check for the existence of ech individual array element. - $object_data = ActivityPub::processObject($activity); + $object_data = self::processObject($activity); $object_data['name'] = $activity['type']; $object_data['author'] = $activity['actor']; $object_data['object'] = $object_id; @@ -157,7 +157,7 @@ class Receiver $object_data['object_type'] = JsonLD::fetchElement($activity, 'object', 'type'); } - $object_data = ActivityPub::addActivityFields($object_data, $activity); + $object_data = self::addActivityFields($object_data, $activity); $object_data['type'] = $activity['type']; $object_data['owner'] = $actor; @@ -176,7 +176,7 @@ class Receiver * @param integer $uid User ID * @param $trust_source */ - private static function processActivity($activity, $body = '', $uid = null, $trust_source = false) + public static function processActivity($activity, $body = '', $uid = null, $trust_source = false) { if (empty($activity['type'])) { logger('Empty type', LOGGER_DEBUG); @@ -195,7 +195,7 @@ class Receiver } // $trust_source is called by reference and is set to true if the content was retrieved successfully - $object_data = ActivityPub::prepareObjectData($activity, $uid, $trust_source); + $object_data = self::prepareObjectData($activity, $uid, $trust_source); if (empty($object_data)) { logger('No object data found', LOGGER_DEBUG); return; @@ -208,54 +208,54 @@ class Receiver switch ($activity['type']) { case 'Create': case 'Announce': - ActivityPub::createItem($object_data, $body); + ActivityPub\Processor::createItem($object_data, $body); break; case 'Like': - ActivityPub::likeItem($object_data, $body); + ActivityPub\Processor::likeItem($object_data, $body); break; case 'Dislike': - ActivityPub::dislikeItem($object_data, $body); + ActivityPub\Processor::dislikeItem($object_data, $body); break; case 'Update': if (in_array($object_data['object_type'], ActivityPub::CONTENT_TYPES)) { /// @todo } elseif (in_array($object_data['object_type'], ActivityPub::ACCOUNT_TYPES)) { - ActivityPub::updatePerson($object_data, $body); + ActivityPub\Processor::updatePerson($object_data, $body); } break; case 'Delete': if ($object_data['object_type'] == 'Tombstone') { - ActivityPub::deleteItem($object_data, $body); + ActivityPub\Processor::deleteItem($object_data, $body); } elseif (in_array($object_data['object_type'], ActivityPub::ACCOUNT_TYPES)) { - ActivityPub::deletePerson($object_data, $body); + ActivityPub\Processor::deletePerson($object_data, $body); } break; case 'Follow': - ActivityPub::followUser($object_data); + ActivityPub\Processor::followUser($object_data); break; case 'Accept': if ($object_data['object_type'] == 'Follow') { - ActivityPub::acceptFollowUser($object_data); + ActivityPub\Processor::acceptFollowUser($object_data); } break; case 'Reject': if ($object_data['object_type'] == 'Follow') { - ActivityPub::rejectFollowUser($object_data); + ActivityPub\Processor::rejectFollowUser($object_data); } break; case 'Undo': if ($object_data['object_type'] == 'Follow') { - ActivityPub::undoFollowUser($object_data); + ActivityPub\Processor::undoFollowUser($object_data); } elseif (in_array($object_data['object_type'], ActivityPub::ACTIVITY_TYPES)) { - ActivityPub::undoActivity($object_data); + ActivityPub\Processor::undoActivity($object_data); } break; @@ -346,7 +346,7 @@ class Receiver } } - ActivityPub::switchContacts($receivers, $actor); + self::switchContacts($receivers, $actor); return $receivers; } @@ -392,12 +392,12 @@ class Receiver foreach ($receivers as $receiver) { $contact = DBA::selectFirst('contact', ['id'], ['uid' => $receiver, 'network' => Protocol::OSTATUS, 'nurl' => normalise_link($actor)]); if (DBA::isResult($contact)) { - ActivityPub::switchContact($contact['id'], $receiver, $actor); + self::switchContact($contact['id'], $receiver, $actor); } $contact = DBA::selectFirst('contact', ['id'], ['uid' => $receiver, 'network' => Protocol::OSTATUS, 'alias' => [normalise_link($actor), $actor]]); if (DBA::isResult($contact)) { - ActivityPub::switchContact($contact['id'], $receiver, $actor); + self::switchContact($contact['id'], $receiver, $actor); } } } @@ -461,7 +461,7 @@ class Receiver return false; } logger('Using already stored item for url ' . $object_id, LOGGER_DEBUG); - $data = ActivityPub::createNote($item); + $data = ActivityPub\Transmitter::createNote($item); } if (empty($data['type'])) { @@ -470,14 +470,14 @@ class Receiver } if (in_array($data['type'], ActivityPub::CONTENT_TYPES)) { - return ActivityPub::processObject($data); + return self::processObject($data); } if ($data['type'] == 'Announce') { if (empty($data['object'])) { return false; } - return ActivityPub::fetchObject($data['object']); + return self::fetchObject($data['object']); } logger('Unhandled object type: ' . $data['type'], LOGGER_DEBUG); @@ -533,7 +533,7 @@ class Receiver $object_data['tags'] = defaults($object, 'tag', null); $object_data['service'] = JsonLD::fetchElement($object, 'instrument', 'name', 'type', 'Service'); $object_data['alternate-url'] = JsonLD::fetchElement($object, 'url', 'href'); - $object_data['receiver'] = ActivityPub::getReceivers($object, $object_data['owner']); + $object_data['receiver'] = self::getReceivers($object, $object_data['owner']); // Common object data: @@ -560,37 +560,4 @@ class Receiver return $object_data; } - - /** - * @brief - * - * @param $url - * @param $child - */ - private static function fetchMissingActivity($url, $child) - { - if (Config::get('system', 'ostatus_full_threads')) { - return; - } - - $object = ActivityPub::fetchContent($url); - if (empty($object)) { - logger('Activity ' . $url . ' was not fetchable, aborting.'); - return; - } - - $activity = []; - $activity['@context'] = $object['@context']; - unset($object['@context']); - $activity['id'] = $object['id']; - $activity['to'] = defaults($object, 'to', []); - $activity['cc'] = defaults($object, 'cc', []); - $activity['actor'] = $child['author']; - $activity['object'] = $object; - $activity['published'] = $object['published']; - $activity['type'] = 'Create'; - - ActivityPub::processActivity($activity); - logger('Activity ' . $url . ' had been fetched and processed.'); - } } diff --git a/src/Protocol/ActivityPub/Transmitter.php b/src/Protocol/ActivityPub/Transmitter.php index 7155d8309..aeb27a819 100644 --- a/src/Protocol/ActivityPub/Transmitter.php +++ b/src/Protocol/ActivityPub/Transmitter.php @@ -283,7 +283,7 @@ class Transmitter * * @return permission array */ - public static function createPermissionBlockForItem($item) + private static function createPermissionBlockForItem($item) { $data = ['to' => [], 'cc' => []]; @@ -684,7 +684,7 @@ class Transmitter 'id' => System::baseUrl() . '/activity/' . System::createGUID(), 'type' => 'Delete', 'actor' => $owner['url'], - 'object' => self::profile($uid), + 'object' => $owner['url'], 'published' => DateTimeFormat::utcNow(DateTimeFormat::ATOM), 'to' => [ActivityPub::PUBLIC_COLLECTION], 'cc' => []]; diff --git a/src/Worker/APDelivery.php b/src/Worker/APDelivery.php index 22b8c8f0f..21d4c7858 100644 --- a/src/Worker/APDelivery.php +++ b/src/Worker/APDelivery.php @@ -19,11 +19,11 @@ class APDelivery extends BaseObject } elseif ($cmd == Delivery::SUGGESTION) { } elseif ($cmd == Delivery::RELOCATION) { } elseif ($cmd == Delivery::REMOVAL) { - ActivityPub::transmitProfileDeletion($uid, $inbox); + ActivityPub\Transmitter::transmitProfileDeletion($uid, $inbox); } elseif ($cmd == Delivery::PROFILEUPDATE) { - ActivityPub::transmitProfileUpdate($uid, $inbox); + ActivityPub\Transmitter::transmitProfileUpdate($uid, $inbox); } else { - $data = ActivityPub::createActivityFromItem($item_id); + $data = ActivityPub\Transmitter::createActivityFromItem($item_id); if (!empty($data)) { HTTPSignature::transmit($data, $inbox, $uid); } diff --git a/src/Worker/Notifier.php b/src/Worker/Notifier.php index 3ab238422..8945a958f 100644 --- a/src/Worker/Notifier.php +++ b/src/Worker/Notifier.php @@ -100,7 +100,7 @@ class Notifier Contact::terminateFriendship($user, $contact, true); } - $inboxes = ActivityPub::fetchTargetInboxesforUser(0); + $inboxes = ActivityPub\Transmitter::fetchTargetInboxesforUser(0); foreach ($inboxes as $inbox) { logger('Account removal for user ' . $uid . ' to ' . $inbox .' via ActivityPub', LOGGER_DEBUG); Worker::add(['priority' => $a->queue['priority'], 'created' => $a->queue['created'], 'dont_fork' => true], @@ -425,11 +425,11 @@ class Notifier $inboxes = []; if ($target_item['origin']) { - $inboxes = ActivityPub::fetchTargetInboxes($target_item, $uid); + $inboxes = ActivityPub\Transmitter::fetchTargetInboxes($target_item, $uid); } if ($parent['origin']) { - $parent_inboxes = ActivityPub::fetchTargetInboxes($parent, $uid); + $parent_inboxes = ActivityPub\Transmitter::fetchTargetInboxes($parent, $uid); $inboxes = array_merge($inboxes, $parent_inboxes); } diff --git a/src/Worker/ProfileUpdate.php b/src/Worker/ProfileUpdate.php index 7fab86cbf..cebc27ca5 100644 --- a/src/Worker/ProfileUpdate.php +++ b/src/Worker/ProfileUpdate.php @@ -19,7 +19,7 @@ class ProfileUpdate { $a = BaseObject::getApp(); - $inboxes = ActivityPub::fetchTargetInboxesforUser($uid); + $inboxes = ActivityPub\Transmitter::fetchTargetInboxesforUser($uid); foreach ($inboxes as $inbox) { logger('Profile update for user ' . $uid . ' to ' . $inbox .' via ActivityPub', LOGGER_DEBUG); From acd1caa1144f558002214d5991f551f232482200 Mon Sep 17 00:00:00 2001 From: Michael Date: Wed, 3 Oct 2018 09:45:54 +0000 Subject: [PATCH 03/17] The function is only needed in the same class --- src/Protocol/ActivityPub/Transmitter.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/Protocol/ActivityPub/Transmitter.php b/src/Protocol/ActivityPub/Transmitter.php index aeb27a819..17ad0d350 100644 --- a/src/Protocol/ActivityPub/Transmitter.php +++ b/src/Protocol/ActivityPub/Transmitter.php @@ -442,7 +442,7 @@ class Transmitter * * @return activity type */ - public static function getTypeOfItem($item) + private static function getTypeOfItem($item) { if ($item['verb'] == ACTIVITY_POST) { if ($item['created'] == $item['edited']) { From 1fe55679fc06af36fabfee4758adb6c2dc3241b9 Mon Sep 17 00:00:00 2001 From: Michael Date: Wed, 3 Oct 2018 09:53:12 +0000 Subject: [PATCH 04/17] Moved documentation --- src/Protocol/ActivityPub.php | 26 ------------------------ src/Protocol/ActivityPub/Receiver.php | 18 +++++++++++++++- src/Protocol/ActivityPub/Transmitter.php | 12 +++++++++++ 3 files changed, 29 insertions(+), 27 deletions(-) diff --git a/src/Protocol/ActivityPub.php b/src/Protocol/ActivityPub.php index c84f5d3ee..9ccd90eed 100644 --- a/src/Protocol/ActivityPub.php +++ b/src/Protocol/ActivityPub.php @@ -42,33 +42,7 @@ use Friendica\Core\Config; * https://github.com/tootsuite/mastodon/blob/master/app/lib/activitypub/activity.rb#L26 * * To-do: - * - * Receiver: - * - Update (Image, Video, Article, Note) - * - Event - * - Undo Announce - * - * Check what this is meant to do: - * - Add - * - Block - * - Flag - * - Remove - * - Undo Block - * - Undo Accept (Problem: This could invert a contact accept or an event accept) - * - * Transmitter: - * - Event - * - * Complicated: - * - Announce - * - Undo Announce - * - * General: - * - Attachments - * - nsfw (sensitive) - * - Queueing unsucessful deliveries * - Polling the outboxes for missing content? - * - Possibly using the LD-JSON parser */ class ActivityPub { diff --git a/src/Protocol/ActivityPub/Receiver.php b/src/Protocol/ActivityPub/Receiver.php index 5fc4ecbc4..6b2e02a2c 100644 --- a/src/Protocol/ActivityPub/Receiver.php +++ b/src/Protocol/ActivityPub/Receiver.php @@ -27,7 +27,23 @@ use Friendica\Core\Config; use Friendica\Protocol\ActivityPub; /** - * @brief ActivityPub Protocol class + * @brief ActivityPub Receiver Protocol class + * + * To-Do: + * - Update (Image, Video, Article, Note) + * - Event + * - Undo Announce + * + * Check what this is meant to do: + * - Add + * - Block + * - Flag + * - Remove + * - Undo Block + * - Undo Accept (Problem: This could invert a contact accept or an event accept) + * + * General: + * - Possibly using the LD-JSON parser */ class Receiver { diff --git a/src/Protocol/ActivityPub/Transmitter.php b/src/Protocol/ActivityPub/Transmitter.php index 17ad0d350..ee4fe20b9 100644 --- a/src/Protocol/ActivityPub/Transmitter.php +++ b/src/Protocol/ActivityPub/Transmitter.php @@ -24,6 +24,18 @@ use Friendica\Model\Profile; /** * @brief ActivityPub Transmitter Protocol class + * + * To-Do: + * - Event + * + * Complicated: + * - Announce + * - Undo Announce + * + * General: + * - Attachments + * - nsfw (sensitive) + * - Queueing unsucessful deliveries */ class Transmitter { From 8841519c0dfae069aff6bee6325fa868e4b9b641 Mon Sep 17 00:00:00 2001 From: Michael Date: Wed, 3 Oct 2018 15:41:51 +0000 Subject: [PATCH 05/17] Renamed functions --- mod/dfrn_confirm.php | 4 ++-- src/Model/Contact.php | 8 ++++---- src/Protocol/ActivityPub/Processor.php | 4 ++-- src/Protocol/ActivityPub/Receiver.php | 2 +- src/Protocol/ActivityPub/Transmitter.php | 12 ++++++------ src/Worker/APDelivery.php | 4 ++-- 6 files changed, 17 insertions(+), 17 deletions(-) diff --git a/mod/dfrn_confirm.php b/mod/dfrn_confirm.php index 9bd9339ed..d3fa45d36 100644 --- a/mod/dfrn_confirm.php +++ b/mod/dfrn_confirm.php @@ -337,7 +337,7 @@ function dfrn_confirm_post(App $a, $handsfree = null) ); } else { if ($network == Protocol::ACTIVITYPUB) { - ActivityPub\Transmitter::transmitContactAccept($contact['url'], $contact['hub-verify'], $uid); + ActivityPub\Transmitter::sendContactAccept($contact['url'], $contact['hub-verify'], $uid); $pending = true; } else { $pending = false; @@ -394,7 +394,7 @@ function dfrn_confirm_post(App $a, $handsfree = null) Group::addMember(User::getDefaultGroup($uid, $contact["network"]), $contact['id']); if ($network == Protocol::ACTIVITYPUB && $duplex) { - ActivityPub\Transmitter::transmitActivity('Follow', $contact['url'], $uid); + ActivityPub\Transmitter::sendActivity('Follow', $contact['url'], $uid); } // Let's send our user to the contact editor in case they want to diff --git a/src/Model/Contact.php b/src/Model/Contact.php index c7513567a..3ffd5b2af 100644 --- a/src/Model/Contact.php +++ b/src/Model/Contact.php @@ -557,10 +557,10 @@ class Contact extends BaseObject } elseif ($contact['network'] == Protocol::DIASPORA) { Diaspora::sendUnshare($user, $contact); } elseif ($contact['network'] == Protocol::ACTIVITYPUB) { - ActivityPub\Transmitter::transmitContactUndo($contact['url'], $user['uid']); + ActivityPub\Transmitter::sendContactUndo($contact['url'], $user['uid']); if ($dissolve) { - ActivityPub\Transmitter::transmitContactReject($contact['url'], $contact['hub-verify'], $user['uid']); + ActivityPub\Transmitter::sendContactReject($contact['url'], $contact['hub-verify'], $user['uid']); } } } @@ -1769,7 +1769,7 @@ class Contact extends BaseObject $ret = Diaspora::sendShare($a->user, $contact); logger('share returns: ' . $ret); } elseif ($contact['network'] == Protocol::ACTIVITYPUB) { - $ret = ActivityPub\Transmitter::transmitActivity('Follow', $contact['url'], $uid); + $ret = ActivityPub\Transmitter::sendActivity('Follow', $contact['url'], $uid); logger('Follow returns: ' . $ret); } } @@ -1846,7 +1846,7 @@ class Contact extends BaseObject } if ($contact['network'] == Protocol::ACTIVITYPUB) { - ActivityPub\Transmitter::transmitContactAccept($contact['url'], $contact['hub-verify'], $importer['uid']); + ActivityPub\Transmitter::sendContactAccept($contact['url'], $contact['hub-verify'], $importer['uid']); } // send email notification to owner? diff --git a/src/Protocol/ActivityPub/Processor.php b/src/Protocol/ActivityPub/Processor.php index 69343d666..816260561 100644 --- a/src/Protocol/ActivityPub/Processor.php +++ b/src/Protocol/ActivityPub/Processor.php @@ -1,6 +1,6 @@ Date: Wed, 3 Oct 2018 15:50:21 +0000 Subject: [PATCH 06/17] Another renamed function --- mod/profile.php | 2 +- src/Protocol/ActivityPub/Transmitter.php | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/mod/profile.php b/mod/profile.php index 729f11028..5b306b20f 100644 --- a/mod/profile.php +++ b/mod/profile.php @@ -53,7 +53,7 @@ function profile_init(App $a) if (ActivityPub::isRequest()) { $user = DBA::selectFirst('user', ['uid'], ['nickname' => $which]); if (DBA::isResult($user)) { - $data = ActivityPub\Transmitter::profile($user['uid']); + $data = ActivityPub\Transmitter::getProfile($user['uid']); echo json_encode($data); header('Content-Type: application/activity+json'); exit(); diff --git a/src/Protocol/ActivityPub/Transmitter.php b/src/Protocol/ActivityPub/Transmitter.php index c3bc2eeb7..c4a90996d 100644 --- a/src/Protocol/ActivityPub/Transmitter.php +++ b/src/Protocol/ActivityPub/Transmitter.php @@ -187,7 +187,7 @@ class Transmitter * @param integer $uid User ID * @return profile array */ - public static function profile($uid) + public static function getProfile($uid) { $condition = ['uid' => $uid, 'blocked' => false, 'account_expired' => false, 'account_removed' => false, 'verified' => true]; @@ -722,7 +722,7 @@ class Transmitter 'id' => System::baseUrl() . '/activity/' . System::createGUID(), 'type' => 'Update', 'actor' => $owner['url'], - 'object' => self::profile($uid), + 'object' => self::getProfile($uid), 'published' => DateTimeFormat::utcNow(DateTimeFormat::ATOM), 'to' => [$profile['followers']], 'cc' => []]; From a9a1ac808b475b4ccd27ab7e2aa833cf098f461a Mon Sep 17 00:00:00 2001 From: Michael Date: Wed, 3 Oct 2018 17:36:55 +0000 Subject: [PATCH 07/17] Attachments do work now --- src/Protocol/ActivityPub.php | 1 + src/Protocol/ActivityPub/Transmitter.php | 73 +++++++++++++++++++++++- 2 files changed, 72 insertions(+), 2 deletions(-) diff --git a/src/Protocol/ActivityPub.php b/src/Protocol/ActivityPub.php index 9ccd90eed..7c0a2b706 100644 --- a/src/Protocol/ActivityPub.php +++ b/src/Protocol/ActivityPub.php @@ -43,6 +43,7 @@ use Friendica\Core\Config; * * To-do: * - Polling the outboxes for missing content? + * - "about" needs HTML2BBCode parser */ class ActivityPub { diff --git a/src/Protocol/ActivityPub/Transmitter.php b/src/Protocol/ActivityPub/Transmitter.php index c4a90996d..8463a91e1 100644 --- a/src/Protocol/ActivityPub/Transmitter.php +++ b/src/Protocol/ActivityPub/Transmitter.php @@ -21,6 +21,8 @@ use Friendica\Util\JsonLD; use Friendica\Util\LDSignature; use Friendica\Protocol\ActivityPub; use Friendica\Model\Profile; +use Friendica\Core\Config; +use Friendica\Object\Image; /** * @brief ActivityPub Transmitter Protocol class @@ -33,7 +35,6 @@ use Friendica\Model\Profile; * - Undo Announce * * General: - * - Attachments * - nsfw (sensitive) * - Queueing unsucessful deliveries */ @@ -595,6 +596,74 @@ class Transmitter return $tags; } + /** + * @brief Adds attachment data to the JSON document + * + * @param array $item Data of the item that is to be posted + * @return attachment array + */ + + private static function createAttachmentList($item) + { + $attachments = []; + + $siteinfo = BBCode::getAttachedData($item['body']); + + switch ($siteinfo['type']) { + case 'photo': + if (!empty($siteinfo['image'])) { + $imgdata = Image::getInfoFromURL($siteinfo['image']); + if ($imgdata) { + $attachments[] = ['type' => 'Document', + 'mediaType' => $imgdata['mime'], + 'url' => $siteinfo['image'], + 'name' => null]; + } + } + break; + case 'video': + $attachments[] = ['type' => 'Document', + 'mediaType' => 'text/html; charset=UTF-8', + 'url' => $siteinfo['url'], + 'name' => defaults($siteinfo, 'title', $siteinfo['url'])]; + break; + default: + break; + } + + if (!Config::get('system', 'ostatus_not_attach_preview') && ($siteinfo['type'] != 'photo') && isset($siteinfo['image'])) { + $imgdata = Image::getInfoFromURL($siteinfo['image']); + if ($imgdata) { + $attachments[] = ['type' => 'Document', + 'mediaType' => $imgdata['mime'], + 'url' => $siteinfo['image'], + 'name' => null]; + } + } + + $arr = explode('[/attach],', $item['attach']); + if (count($arr)) { + foreach ($arr as $r) { + $matches = false; + $cnt = preg_match('|\[attach\]href=\"(.*?)\" length=\"(.*?)\" type=\"(.*?)\" title=\"(.*?)\"|', $r, $matches); + if ($cnt) { + $attributes = ['type' => 'Document', + 'mediaType' => $matches[3], + 'url' => $matches[1], + 'name' => null]; + + if (trim($matches[4]) != '') { + $attributes['name'] = trim($matches[4]); + } + + $attachments[] = $attributes; + } + } + } + + return $attachments; + } + /** * @brief Fetches the "context" value for a givem item array from the "conversation" table * @@ -674,7 +743,7 @@ class Transmitter $data['diaspora:comment'] = $item['signed_text']; } - $data['attachment'] = []; // @ToDo + $data['attachment'] = self::createAttachmentList($item); $data['tag'] = self::createTagList($item); $data = array_merge($data, self::createPermissionBlockForItem($item)); From 221e1976583ef7e0e514f24433250f1ba4d8d011 Mon Sep 17 00:00:00 2001 From: Michael Date: Wed, 3 Oct 2018 18:27:01 +0000 Subject: [PATCH 08/17] Tags are now transmitted as expected --- src/Protocol/ActivityPub/Transmitter.php | 29 ++++++++++++++++-------- 1 file changed, 19 insertions(+), 10 deletions(-) diff --git a/src/Protocol/ActivityPub/Transmitter.php b/src/Protocol/ActivityPub/Transmitter.php index 8463a91e1..76c233fd5 100644 --- a/src/Protocol/ActivityPub/Transmitter.php +++ b/src/Protocol/ActivityPub/Transmitter.php @@ -35,7 +35,6 @@ use Friendica\Object\Image; * - Undo Announce * * General: - * - nsfw (sensitive) * - Queueing unsucessful deliveries */ class Transmitter @@ -582,16 +581,20 @@ class Transmitter { $tags = []; - $terms = Term::tagArrayFromItemId($item['id'], TERM_MENTION); + $terms = Term::tagArrayFromItemId($item['id']); foreach ($terms as $term) { - $contact = Contact::getDetailsByURL($term['url']); - if (!empty($contact['addr'])) { - $mention = '@' . $contact['addr']; - } else { - $mention = '@' . $term['url']; - } + if ($term['type'] == TERM_HASHTAG) { + $tags[] = ['type' => 'Hashtag', 'href' => $term['url'], 'name' => '#' . $term['term']]; + } elseif ($term['type'] == TERM_MENTION) { + $contact = Contact::getDetailsByURL($term['url']); + if (!empty($contact['addr'])) { + $mention = '@' . $contact['addr']; + } else { + $mention = '@' . $term['url']; + } - $tags[] = ['type' => 'Mention', 'href' => $term['url'], 'name' => $mention]; + $tags[] = ['type' => 'Mention', 'href' => $term['url'], 'name' => $mention]; + } } return $tags; } @@ -684,6 +687,12 @@ class Transmitter return $context_uri; } + private static function fetchSensitive($item_id) + { + $condition = ['otype' => TERM_OBJ_POST, 'oid' => $item_id, 'type' => TERM_HASHTAG, 'term' => 'nsfw']; + return DBA::exists('term', $condition); + } + /** * @brief Creates a note/article object array * @@ -729,7 +738,7 @@ class Transmitter $data['url'] = $item['plink']; $data['attributedTo'] = $item['author-link']; $data['actor'] = $item['author-link']; - $data['sensitive'] = false; // - Query NSFW + $data['sensitive'] = self::fetchSensitive($item['id']); $data['context'] = self::fetchContextURLForItem($item); if (!empty($item['title'])) { From cbfc3d0c28e0b55c3ccf1ddfd321798a8c2532e8 Mon Sep 17 00:00:00 2001 From: Michael Date: Wed, 3 Oct 2018 19:00:32 +0000 Subject: [PATCH 09/17] Fix error / "about" is now converted to BBCode --- src/Model/APContact.php | 3 ++- src/Protocol/ActivityPub/Transmitter.php | 2 +- 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/src/Model/APContact.php b/src/Model/APContact.php index efd6ed0e9..ce66ec4c6 100644 --- a/src/Model/APContact.php +++ b/src/Model/APContact.php @@ -12,6 +12,7 @@ use Friendica\Protocol\ActivityPub; use Friendica\Util\Network; use Friendica\Util\JsonLD; use Friendica\Util\DateTimeFormat; +use Friendica\Content\Text\HTML; require_once 'boot.php'; @@ -114,7 +115,7 @@ class APContact extends BaseObject $apcontact['sharedinbox'] = JsonLD::fetchElement($data, 'endpoints', 'sharedInbox'); $apcontact['nick'] = defaults($data, 'preferredUsername', null); $apcontact['name'] = defaults($data, 'name', $apcontact['nick']); - $apcontact['about'] = defaults($data, 'summary', ''); + $apcontact['about'] = HTML::toBBCode(defaults($data, 'summary', '')); $apcontact['photo'] = JsonLD::fetchElement($data, 'icon', 'url'); $apcontact['alias'] = JsonLD::fetchElement($data, 'url', 'href'); diff --git a/src/Protocol/ActivityPub/Transmitter.php b/src/Protocol/ActivityPub/Transmitter.php index 76c233fd5..b92148e1f 100644 --- a/src/Protocol/ActivityPub/Transmitter.php +++ b/src/Protocol/ActivityPub/Transmitter.php @@ -700,7 +700,7 @@ class Transmitter * * @return object array */ - private static function createNote($item) + public static function createNote($item) { if (!empty($item['title'])) { $type = 'Article'; From 11a7f6c3e19cfdc58be2859e91d0e147106d4e23 Mon Sep 17 00:00:00 2001 From: Michael Date: Wed, 3 Oct 2018 19:17:40 +0000 Subject: [PATCH 10/17] Unused "use" removed --- src/Protocol/ActivityPub.php | 18 ------------------ src/Protocol/ActivityPub/Processor.php | 10 ---------- src/Protocol/ActivityPub/Receiver.php | 11 ----------- src/Protocol/ActivityPub/Transmitter.php | 3 +-- 4 files changed, 1 insertion(+), 41 deletions(-) diff --git a/src/Protocol/ActivityPub.php b/src/Protocol/ActivityPub.php index 7c0a2b706..9f3d42fbd 100644 --- a/src/Protocol/ActivityPub.php +++ b/src/Protocol/ActivityPub.php @@ -4,26 +4,9 @@ */ namespace Friendica\Protocol; -use Friendica\Database\DBA; -use Friendica\Core\System; -use Friendica\BaseObject; use Friendica\Util\Network; -use Friendica\Util\HTTPSignature; use Friendica\Core\Protocol; -use Friendica\Model\Conversation; -use Friendica\Model\Contact; use Friendica\Model\APContact; -use Friendica\Model\Item; -use Friendica\Model\Profile; -use Friendica\Model\Term; -use Friendica\Model\User; -use Friendica\Util\DateTimeFormat; -use Friendica\Util\Crypto; -use Friendica\Content\Text\BBCode; -use Friendica\Content\Text\HTML; -use Friendica\Util\JsonLD; -use Friendica\Util\LDSignature; -use Friendica\Core\Config; /** * @brief ActivityPub Protocol class @@ -43,7 +26,6 @@ use Friendica\Core\Config; * * To-do: * - Polling the outboxes for missing content? - * - "about" needs HTML2BBCode parser */ class ActivityPub { diff --git a/src/Protocol/ActivityPub/Processor.php b/src/Protocol/ActivityPub/Processor.php index 816260561..2e93e1bc1 100644 --- a/src/Protocol/ActivityPub/Processor.php +++ b/src/Protocol/ActivityPub/Processor.php @@ -5,24 +5,14 @@ namespace Friendica\Protocol\ActivityPub; use Friendica\Database\DBA; -use Friendica\Core\System; -use Friendica\BaseObject; -use Friendica\Util\Network; -use Friendica\Util\HTTPSignature; use Friendica\Core\Protocol; use Friendica\Model\Conversation; use Friendica\Model\Contact; use Friendica\Model\APContact; use Friendica\Model\Item; -use Friendica\Model\Profile; -use Friendica\Model\Term; use Friendica\Model\User; -use Friendica\Util\DateTimeFormat; -use Friendica\Util\Crypto; -use Friendica\Content\Text\BBCode; use Friendica\Content\Text\HTML; use Friendica\Util\JsonLD; -use Friendica\Util\LDSignature; use Friendica\Core\Config; use Friendica\Protocol\ActivityPub; diff --git a/src/Protocol/ActivityPub/Receiver.php b/src/Protocol/ActivityPub/Receiver.php index b84dc6cee..a3be19ce4 100644 --- a/src/Protocol/ActivityPub/Receiver.php +++ b/src/Protocol/ActivityPub/Receiver.php @@ -5,25 +5,14 @@ namespace Friendica\Protocol\ActivityPub; use Friendica\Database\DBA; -use Friendica\Core\System; -use Friendica\BaseObject; -use Friendica\Util\Network; use Friendica\Util\HTTPSignature; use Friendica\Core\Protocol; -use Friendica\Model\Conversation; use Friendica\Model\Contact; use Friendica\Model\APContact; use Friendica\Model\Item; -use Friendica\Model\Profile; -use Friendica\Model\Term; use Friendica\Model\User; -use Friendica\Util\DateTimeFormat; -use Friendica\Util\Crypto; -use Friendica\Content\Text\BBCode; -use Friendica\Content\Text\HTML; use Friendica\Util\JsonLD; use Friendica\Util\LDSignature; -use Friendica\Core\Config; use Friendica\Protocol\ActivityPub; /** diff --git a/src/Protocol/ActivityPub/Transmitter.php b/src/Protocol/ActivityPub/Transmitter.php index b92148e1f..f06122e6e 100644 --- a/src/Protocol/ActivityPub/Transmitter.php +++ b/src/Protocol/ActivityPub/Transmitter.php @@ -6,7 +6,6 @@ namespace Friendica\Protocol\ActivityPub; use Friendica\Database\DBA; use Friendica\Core\System; -use Friendica\BaseObject; use Friendica\Util\HTTPSignature; use Friendica\Core\Protocol; use Friendica\Model\Conversation; @@ -19,10 +18,10 @@ use Friendica\Util\DateTimeFormat; use Friendica\Content\Text\BBCode; use Friendica\Util\JsonLD; use Friendica\Util\LDSignature; -use Friendica\Protocol\ActivityPub; use Friendica\Model\Profile; use Friendica\Core\Config; use Friendica\Object\Image; +use Friendica\Protocol\ActivityPub; /** * @brief ActivityPub Transmitter Protocol class From f6277970fa4ce219a76b660eed2ebd6a6c7b574b Mon Sep 17 00:00:00 2001 From: Michael Date: Wed, 3 Oct 2018 19:35:01 +0000 Subject: [PATCH 11/17] Added some to-do --- src/Protocol/ActivityPub/Transmitter.php | 2 ++ 1 file changed, 2 insertions(+) diff --git a/src/Protocol/ActivityPub/Transmitter.php b/src/Protocol/ActivityPub/Transmitter.php index f06122e6e..afd9582c2 100644 --- a/src/Protocol/ActivityPub/Transmitter.php +++ b/src/Protocol/ActivityPub/Transmitter.php @@ -35,6 +35,8 @@ use Friendica\Protocol\ActivityPub; * * General: * - Queueing unsucessful deliveries + * - Type "note": Remove inline images and add them as attachments + * - Type "article": Leave imaged embedded and don't add them as attachments */ class Transmitter { From 72fc89d033070a72a01fd0b3f7a91d21d7467acb Mon Sep 17 00:00:00 2001 From: Michael Date: Thu, 4 Oct 2018 05:26:00 +0000 Subject: [PATCH 12/17] Simplified attachment handling --- src/Protocol/ActivityPub/Transmitter.php | 58 +++++++++--------------- 1 file changed, 22 insertions(+), 36 deletions(-) diff --git a/src/Protocol/ActivityPub/Transmitter.php b/src/Protocol/ActivityPub/Transmitter.php index afd9582c2..bb9837117 100644 --- a/src/Protocol/ActivityPub/Transmitter.php +++ b/src/Protocol/ActivityPub/Transmitter.php @@ -604,47 +604,14 @@ class Transmitter * @brief Adds attachment data to the JSON document * * @param array $item Data of the item that is to be posted + * @param text $type Object type * @return attachment array */ - private static function createAttachmentList($item) + private static function createAttachmentList($item, $type) { $attachments = []; - $siteinfo = BBCode::getAttachedData($item['body']); - - switch ($siteinfo['type']) { - case 'photo': - if (!empty($siteinfo['image'])) { - $imgdata = Image::getInfoFromURL($siteinfo['image']); - if ($imgdata) { - $attachments[] = ['type' => 'Document', - 'mediaType' => $imgdata['mime'], - 'url' => $siteinfo['image'], - 'name' => null]; - } - } - break; - case 'video': - $attachments[] = ['type' => 'Document', - 'mediaType' => 'text/html; charset=UTF-8', - 'url' => $siteinfo['url'], - 'name' => defaults($siteinfo, 'title', $siteinfo['url'])]; - break; - default: - break; - } - - if (!Config::get('system', 'ostatus_not_attach_preview') && ($siteinfo['type'] != 'photo') && isset($siteinfo['image'])) { - $imgdata = Image::getInfoFromURL($siteinfo['image']); - if ($imgdata) { - $attachments[] = ['type' => 'Document', - 'mediaType' => $imgdata['mime'], - 'url' => $siteinfo['image'], - 'name' => null]; - } - } - $arr = explode('[/attach],', $item['attach']); if (count($arr)) { foreach ($arr as $r) { @@ -665,6 +632,25 @@ class Transmitter } } + if ($type != 'Note') { + return $attachments; + } + + /// @todo Replace this with a function that takes all pictures from the post + $siteinfo = BBCode::getAttachedData($item['body']); + + if (!empty($siteinfo['image']) && + (($siteinfo['type'] == 'photo') || + !Config::get('system', 'ostatus_not_attach_preview'))) { + $imgdata = Image::getInfoFromURL($siteinfo['image']); + if ($imgdata) { + $attachments[] = ['type' => 'Document', + 'mediaType' => $imgdata['mime'], + 'url' => $siteinfo['image'], + 'name' => null]; + } + } + return $attachments; } @@ -753,7 +739,7 @@ class Transmitter $data['diaspora:comment'] = $item['signed_text']; } - $data['attachment'] = self::createAttachmentList($item); + $data['attachment'] = self::createAttachmentList($item, $type); $data['tag'] = self::createTagList($item); $data = array_merge($data, self::createPermissionBlockForItem($item)); From 06a59c83122a520f80febccb0e7af485fd9894da Mon Sep 17 00:00:00 2001 From: Michael Date: Thu, 4 Oct 2018 05:29:22 +0000 Subject: [PATCH 13/17] Funkwhale documentation added --- src/Protocol/ActivityPub.php | 3 +++ 1 file changed, 3 insertions(+) diff --git a/src/Protocol/ActivityPub.php b/src/Protocol/ActivityPub.php index 9f3d42fbd..0b7d52780 100644 --- a/src/Protocol/ActivityPub.php +++ b/src/Protocol/ActivityPub.php @@ -24,6 +24,9 @@ use Friendica\Model\APContact; * Mastodon implementation of supported activities: * https://github.com/tootsuite/mastodon/blob/master/app/lib/activitypub/activity.rb#L26 * + * Funkwhale: + * http://docs-funkwhale-funkwhale-549-music-federation-documentation.preview.funkwhale.audio/federation/index.html + * * To-do: * - Polling the outboxes for missing content? */ From 9171b2a0f3f4ddf5e03e1f2bffdecbb4607f7ba0 Mon Sep 17 00:00:00 2001 From: Michael Date: Thu, 4 Oct 2018 09:46:29 +0000 Subject: [PATCH 14/17] It's possibly better to use context links that do exist --- src/Protocol/ActivityPub/Transmitter.php | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/src/Protocol/ActivityPub/Transmitter.php b/src/Protocol/ActivityPub/Transmitter.php index bb9837117..8104d4669 100644 --- a/src/Protocol/ActivityPub/Transmitter.php +++ b/src/Protocol/ActivityPub/Transmitter.php @@ -548,6 +548,8 @@ class Transmitter } else { return $data; } + + /// @todo Create "conversation" entry } /** @@ -669,7 +671,7 @@ class Transmitter } elseif (DBA::isResult($conversation) && !empty($conversation['conversation-uri'])) { $context_uri = $conversation['conversation-uri']; } else { - $context_uri = str_replace('/objects/', '/context/', $item['parent-uri']); + $context_uri = $item['parent-uri'] . '#context'; } return $context_uri; } From 1c615f80c4f8a10f6bbaeebb4d9fa15f78c8372d Mon Sep 17 00:00:00 2001 From: Michael Date: Thu, 4 Oct 2018 12:53:41 +0000 Subject: [PATCH 15/17] Improved return values --- src/Protocol/ActivityPub/Transmitter.php | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/src/Protocol/ActivityPub/Transmitter.php b/src/Protocol/ActivityPub/Transmitter.php index 8104d4669..965c430a7 100644 --- a/src/Protocol/ActivityPub/Transmitter.php +++ b/src/Protocol/ActivityPub/Transmitter.php @@ -186,7 +186,7 @@ class Transmitter * Return the ActivityPub profile of the given user * * @param integer $uid User ID - * @return profile array + * @return array with profile data */ public static function getProfile($uid) { @@ -294,7 +294,7 @@ class Transmitter * * @param array $item * - * @return permission array + * @return array with permission data */ private static function createPermissionBlockForItem($item) { @@ -453,7 +453,7 @@ class Transmitter * * @param array $item * - * @return activity type + * @return string with activity type */ private static function getTypeOfItem($item) { @@ -557,7 +557,7 @@ class Transmitter * * @param integer $item_id * - * @return object array + * @return array with the object data */ public static function createObjectFromItemID($item_id) { @@ -607,7 +607,7 @@ class Transmitter * * @param array $item Data of the item that is to be posted * @param text $type Object type - * @return attachment array + * @return array with attachment data */ private static function createAttachmentList($item, $type) @@ -687,7 +687,7 @@ class Transmitter * * @param array $item * - * @return object array + * @return array with the object data */ public static function createNote($item) { From 0ebfa6fc123916754585625ae2823fbb5160840f Mon Sep 17 00:00:00 2001 From: Michael Date: Thu, 4 Oct 2018 12:57:42 +0000 Subject: [PATCH 16/17] Added to-do --- src/Protocol/ActivityPub/Receiver.php | 2 ++ 1 file changed, 2 insertions(+) diff --git a/src/Protocol/ActivityPub/Receiver.php b/src/Protocol/ActivityPub/Receiver.php index a3be19ce4..30d710702 100644 --- a/src/Protocol/ActivityPub/Receiver.php +++ b/src/Protocol/ActivityPub/Receiver.php @@ -380,6 +380,8 @@ class Receiver DBA::update('contact', $profile, ['id' => $cid]); Contact::updateAvatar($photo, $uid, $cid); + + /// @todo Send a new follow request to be sure that the connection still exists } /** From 4368c922fb18732eced5c726f8813ee16fe4aee6 Mon Sep 17 00:00:00 2001 From: Michael Date: Thu, 4 Oct 2018 13:08:11 +0000 Subject: [PATCH 17/17] is sensitive --- src/Protocol/ActivityPub/Transmitter.php | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/Protocol/ActivityPub/Transmitter.php b/src/Protocol/ActivityPub/Transmitter.php index 965c430a7..3700e6f9f 100644 --- a/src/Protocol/ActivityPub/Transmitter.php +++ b/src/Protocol/ActivityPub/Transmitter.php @@ -676,7 +676,7 @@ class Transmitter return $context_uri; } - private static function fetchSensitive($item_id) + private static function isSensitive($item_id) { $condition = ['otype' => TERM_OBJ_POST, 'oid' => $item_id, 'type' => TERM_HASHTAG, 'term' => 'nsfw']; return DBA::exists('term', $condition); @@ -727,7 +727,7 @@ class Transmitter $data['url'] = $item['plink']; $data['attributedTo'] = $item['author-link']; $data['actor'] = $item['author-link']; - $data['sensitive'] = self::fetchSensitive($item['id']); + $data['sensitive'] = self::isSensitive($item['id']); $data['context'] = self::fetchContextURLForItem($item); if (!empty($item['title'])) {