X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FProtocol%2FActivityPub%2FProcessor.php;h=045c48a4c1ced304920444f465f559bd6973d65a;hb=fc312e4c98ea51c19f190c72bbb73e70ef8b5ad7;hp=1a631496b9dc10f88a073b4070ddacfb74a24b4c;hpb=166b8ad44035def2517a5588c670b27ddfb2e13c;p=friendica.git diff --git a/src/Protocol/ActivityPub/Processor.php b/src/Protocol/ActivityPub/Processor.php index 1a631496b9..045c48a4c1 100644 --- a/src/Protocol/ActivityPub/Processor.php +++ b/src/Protocol/ActivityPub/Processor.php @@ -5,16 +5,18 @@ namespace Friendica\Protocol\ActivityPub; use Friendica\Database\DBA; +use Friendica\Content\Text\BBCode; use Friendica\Content\Text\HTML; use Friendica\Core\Config; use Friendica\Core\Logger; use Friendica\Core\Protocol; -use Friendica\Model\Conversation; use Friendica\Model\Contact; use Friendica\Model\APContact; use Friendica\Model\Item; use Friendica\Model\Event; +use Friendica\Model\Term; use Friendica\Model\User; +use Friendica\Model\Mail; use Friendica\Protocol\ActivityPub; use Friendica\Util\DateTimeFormat; use Friendica\Util\JsonLD; @@ -30,7 +32,7 @@ class Processor * * @param string $body * - * @return converted body + * @return string converted body */ private static function convertMentions($body) { @@ -48,7 +50,7 @@ class Processor * * @return string with replaced emojis */ - public static function replaceEmojis($emojis, $body) + private static function replaceEmojis($body, array $emojis) { foreach ($emojis as $emoji) { $replace = '[class=emoji mastodon][img=' . $emoji['href'] . ']' . $emoji['name'] . '[/img][/class]'; @@ -60,12 +62,11 @@ class Processor /** * Constructs a string with tags for a given tag array * - * @param array $tags + * @param array $tags * @param boolean $sensitive - * * @return string with tags */ - private static function constructTagList($tags, $sensitive) + private static function constructTagString(array $tags = null, $sensitive = false) { if (empty($tags)) { return ''; @@ -90,12 +91,13 @@ class Processor /** * Add attachment data to the item array * - * @param array $attachments - * @param array $item + * @param array $attachments + * @param array $item + * @param boolean $no_images * - * @return item array + * @return array array */ - private static function constructAttachList($attachments, $item) + private static function constructAttachList($attachments, $item, $no_images) { if (empty($attachments)) { return $item; @@ -104,6 +106,10 @@ class Processor foreach ($attachments as $attach) { $filetype = strtolower(substr($attach['mediaType'], 0, strpos($attach['mediaType'], '/'))); if ($filetype == 'image') { + if ($no_images) { + continue; + } + $item['body'] .= "\n[img]" . $attach['url'] . '[/img]'; } else { if (!empty($item["attach"])) { @@ -124,18 +130,24 @@ class Processor /** * Updates a message * - * @param array $activity Activity array + * @param array $activity Activity array + * @throws \Friendica\Network\HTTPException\InternalServerErrorException */ public static function updateItem($activity) { - $item = []; + $item = Item::selectFirst(['uri', 'thr-parent', 'gravity'], ['uri' => $activity['id']]); + if (!DBA::isResult($item)) { + Logger::warning('Unknown item', ['uri' => $activity['id']]); + return; + } + $item['changed'] = DateTimeFormat::utcNow(); $item['edited'] = $activity['updated']; - $item['title'] = HTML::toBBCode($activity['name']); - $item['content-warning'] = HTML::toBBCode($activity['summary']); - $content = self::replaceEmojis($activity['emojis'], HTML::toBBCode($activity['content'])); - $item['body'] = self::convertMentions($content); - $item['tag'] = self::constructTagList($activity['tags'], $activity['sensitive']); + + $item = self::processContent($activity, $item); + if (empty($item)) { + return; + } Item::update($item, ['uri' => $activity['id']]); } @@ -143,13 +155,15 @@ class Processor /** * Prepares data for a message * - * @param array $activity Activity array + * @param array $activity Activity array + * @throws \Friendica\Network\HTTPException\InternalServerErrorException + * @throws \ImagickException */ public static function createItem($activity) { $item = []; $item['verb'] = ACTIVITY_POST; - $item['parent-uri'] = $activity['reply-to-id']; + $item['thr-parent'] = $activity['reply-to-id']; if ($activity['reply-to-id'] == $activity['id']) { $item['gravity'] = GRAVITY_PARENT; @@ -159,7 +173,7 @@ class Processor $item['object-type'] = ACTIVITY_OBJ_COMMENT; } - if (($activity['id'] != $activity['reply-to-id']) && !Item::exists(['uri' => $activity['reply-to-id']])) { + if (empty($activity['directmessage']) && ($activity['id'] != $activity['reply-to-id']) && !Item::exists(['uri' => $activity['reply-to-id']])) { Logger::log('Parent ' . $activity['reply-to-id'] . ' not found. Try to refetch it.'); self::fetchMissingActivity($activity['reply-to-id'], $activity); } @@ -173,6 +187,8 @@ class Processor * Delete items * * @param array $activity + * @throws \Friendica\Network\HTTPException\InternalServerErrorException + * @throws \ImagickException */ public static function deleteItem($activity) { @@ -187,12 +203,14 @@ class Processor * * @param array $activity Activity array * @param string $verb Activity verb + * @throws \Friendica\Network\HTTPException\InternalServerErrorException + * @throws \ImagickException */ public static function createActivity($activity, $verb) { $item = []; $item['verb'] = $verb; - $item['parent-uri'] = $activity['object_id']; + $item['thr-parent'] = $activity['object_id']; $item['gravity'] = GRAVITY_ACTIVITY; $item['object-type'] = ACTIVITY_OBJ_NOTE; @@ -206,6 +224,7 @@ class Processor * * @param array $activity Activity array * @param array $item + * @throws \Exception */ public static function createEvent($activity, $item) { @@ -234,18 +253,79 @@ class Processor Logger::log('Event '.$event_id.' was stored', Logger::DEBUG); } + /** + * Process the content + * + * @param array $activity Activity array + * @param array $item + * @return array|bool Returns the item array or false if there was an unexpected occurrence + * @throws \Exception + */ + private static function processContent($activity, $item) + { + $item['title'] = HTML::toBBCode($activity['name']); + + if (!empty($activity['source'])) { + $item['body'] = $activity['source']; + } else { + $content = HTML::toBBCode($activity['content']); + + if (!empty($activity['emojis'])) { + $content = self::replaceEmojis($content, $activity['emojis']); + } + + $content = self::convertMentions($content); + + if (empty($activity['directmessage']) && ($item['thr-parent'] != $item['uri']) && ($item['gravity'] == GRAVITY_COMMENT)) { + $item_private = !in_array(0, $activity['item_receiver']); + $parent = Item::selectFirst(['id', 'private', 'author-link', 'alias'], ['uri' => $item['thr-parent']]); + if (!DBA::isResult($parent)) { + Logger::warning('Unknown parent item.', ['uri' => $item['thr-parent']]); + return false; + } + if ($item_private && !$parent['private']) { + Logger::warning('Item is private but the parent is not. Dropping.', ['item-uri' => $item['uri'], 'thr-parent' => $item['thr-parent']]); + return false; + } + + $potential_implicit_mentions = self::getImplicitMentionList($parent); + $content = self::removeImplicitMentionsFromBody($content, $potential_implicit_mentions); + $activity['tags'] = self::convertImplicitMentionsInTags($activity['tags'], $potential_implicit_mentions); + } + $item['content-warning'] = HTML::toBBCode($activity['summary']); + $item['body'] = $content; + + if (($activity['object_type'] == 'as:Video') && !empty($activity['alternate-url'])) { + $item['body'] .= "\n[video]" . $activity['alternate-url'] . '[/video]'; + } + } + + $item['tag'] = self::constructTagString($activity['tags'], $activity['sensitive']); + + $item['location'] = $activity['location']; + + if (!empty($item['latitude']) && !empty($item['longitude'])) { + $item['coord'] = $item['latitude'] . ' ' . $item['longitude']; + } + + $item['app'] = $activity['generator']; + + return $item; + } + /** * Creates an item post * - * @param array $activity Activity data - * @param array $item item array + * @param array $activity Activity data + * @param array $item item array + * @throws \Friendica\Network\HTTPException\InternalServerErrorException + * @throws \ImagickException */ private static function postItem($activity, $item) { /// @todo What to do with $activity['context']? - - if (($item['gravity'] != GRAVITY_PARENT) && !Item::exists(['uri' => $item['parent-uri']])) { - Logger::log('Parent ' . $item['parent-uri'] . ' not found, message will be discarded.', Logger::DEBUG); + if (empty($activity['directmessage']) && ($item['gravity'] != GRAVITY_PARENT) && !Item::exists(['uri' => $item['thr-parent']])) { + Logger::info('Parent not found, message will be discarded.', ['thr-parent' => $item['thr-parent']]); return; } @@ -258,39 +338,27 @@ class Processor $item['owner-link'] = $activity['actor']; $item['owner-id'] = Contact::getIdForURL($activity['actor'], 0, true); } else { - Logger::log('Ignoring actor because of thread completion.', Logger::DEBUG); + Logger::info('Ignoring actor because of thread completion.'); $item['owner-link'] = $item['author-link']; $item['owner-id'] = $item['author-id']; } $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']); - $content = self::replaceEmojis($activity['emojis'], HTML::toBBCode($activity['content'])); - $item['body'] = self::convertMentions($content); - - if (($activity['object_type'] == 'as:Video') && !empty($activity['alternate-url'])) { - $item['body'] .= "\n[video]" . $activity['alternate-url'] . '[/video]'; - } - - $item['location'] = $activity['location']; - if (!empty($item['latitude']) && !empty($item['longitude'])) { - $item['coord'] = $item['latitude'] . ' ' . $item['longitude']; + $item = self::processContent($activity, $item); + if (empty($item)) { + return; } - $item['tag'] = self::constructTagList($activity['tags'], $activity['sensitive']); - $item['app'] = $activity['generator']; $item['plink'] = defaults($activity, 'alternate-url', $item['uri']); - $item = self::constructAttachList($activity['attachments'], $item); + $item = self::constructAttachList($activity['attachments'], $item, !empty($activity['source'])); - if (!empty($activity['source'])) { - $item['body'] = $activity['source']; - } + $stored = false; foreach ($activity['receiver'] as $receiver) { $item['uid'] = $receiver; @@ -300,13 +368,99 @@ class Processor $item['contact-id'] = Contact::getIdForURL($activity['author'], 0, true); } + if (!empty($activity['directmessage'])) { + self::postMail($activity, $item); + continue; + } + if ($activity['object_type'] == 'as:Event') { self::createEvent($activity, $item); } $item_id = Item::insert($item); - Logger::log('Storing for user ' . $item['uid'] . ': ' . $item_id); + if ($item_id) { + Logger::info('Item insertion successful', ['user' => $item['uid'], 'item_id' => $item_id]); + } else { + Logger::notice('Item insertion aborted', ['user' => $item['uid']]); + } + + if ($item['uid'] == 0) { + $stored = $item_id; + } } + + // Store send a follow request for every reshare - but only when the item had been stored + if ($stored && !$item['private'] && ($item['gravity'] == GRAVITY_PARENT) && ($item['author-link'] != $item['owner-link'])) { + $author = APContact::getByURL($item['owner-link'], false); + // We send automatic follow requests for reshared messages. (We don't need though for forum posts) + if ($author['type'] != 'Group') { + Logger::log('Send follow request for ' . $item['uri'] . ' (' . $stored . ') to ' . $item['author-link'], Logger::DEBUG); + ActivityPub\Transmitter::sendFollowObject($item['uri'], $item['author-link']); + } + } + } + + /** + * Creates an mail post + * + * @param array $activity Activity data + * @param array $item item array + * @throws \Friendica\Network\HTTPException\InternalServerErrorException + * @throws \ImagickException + */ + private static function postMail($activity, $item) + { + if (($item['gravity'] != GRAVITY_PARENT) && !DBA::exists('mail', ['uri' => $item['thr-parent'], 'uid' => $item['uid']])) { + Logger::info('Parent not found, mail will be discarded.', ['uid' => $item['uid'], 'uri' => $item['thr-parent']]); + return false; + } + + Logger::info('Direct Message', $item); + + $msg = []; + $msg['uid'] = $item['uid']; + + $msg['contact-id'] = $item['contact-id']; + + $contact = Contact::getById($item['contact-id'], ['name', 'url', 'photo']); + $msg['from-name'] = $contact['name']; + $msg['from-url'] = $contact['url']; + $msg['from-photo'] = $contact['photo']; + + $msg['uri'] = $item['uri']; + $msg['created'] = $item['created']; + + $parent = DBA::selectFirst('mail', ['parent-uri', 'title'], ['uri' => $item['thr-parent']]); + if (DBA::isResult($parent)) { + $msg['parent-uri'] = $parent['parent-uri']; + $msg['title'] = $parent['title']; + } else { + $msg['parent-uri'] = $item['thr-parent']; + + if (!empty($item['title'])) { + $msg['title'] = $item['title']; + } elseif (!empty($item['content-warning'])) { + $msg['title'] = $item['content-warning']; + } else { + // Trying to generate a title out of the body + $title = $item['body']; + + while (preg_match('#^(@\[url=([^\]]+)].*?\[\/url]\s)(.*)#is', $title, $matches)) { + $title = $matches[3]; + } + + $title = trim(HTML::toPlaintext(BBCode::convert($title, false, 2, true), 0)); + + if (strlen($title) > 20) { + $title = substr($title, 0, 20) . '...'; + } + + $msg['title'] = $title; + } + } + $msg['body'] = $item['body']; + + Mail::insert($msg); } /** @@ -314,6 +468,7 @@ class Processor * * @param $url * @param $child + * @throws \Friendica\Network\HTTPException\InternalServerErrorException */ private static function fetchMissingActivity($url, $child) { @@ -357,6 +512,8 @@ class Processor * perform a "follow" request * * @param array $activity + * @throws \Friendica\Network\HTTPException\InternalServerErrorException + * @throws \ImagickException */ public static function followUser($activity) { @@ -370,6 +527,7 @@ class Processor $cid = Contact::getIdForURL($activity['actor'], $uid); if (!empty($cid)) { self::switchContact($cid); + DBA::update('contact', ['hub-verify' => $activity['id'], 'protocol' => Protocol::ACTIVITYPUB], ['id' => $cid]); $contact = DBA::selectFirst('contact', [], ['id' => $cid, 'network' => Protocol::NATIVE_SUPPORT]); } else { $contact = false; @@ -378,16 +536,21 @@ class Processor $item = ['author-id' => Contact::getIdForURL($activity['actor']), 'author-link' => $activity['actor']]; + $note = Strings::escapeTags(trim(defaults($activity, 'content', ''))); + // Ensure that the contact has got the right network type self::switchContact($item['author-id']); - Contact::addRelationship($owner, $contact, $item); + Contact::addRelationship($owner, $contact, $item, '', false, $note); $cid = Contact::getIdForURL($activity['actor'], $uid); if (empty($cid)) { return; } - DBA::update('contact', ['hub-verify' => $activity['id']], ['id' => $cid]); + if (empty($contact)) { + DBA::update('contact', ['hub-verify' => $activity['id'], 'protocol' => Protocol::ACTIVITYPUB], ['id' => $cid]); + } + Logger::log('Follow user ' . $uid . ' from contact ' . $cid . ' with id ' . $activity['id']); } @@ -395,6 +558,7 @@ class Processor * Update the given profile * * @param array $activity + * @throws \Exception */ public static function updatePerson($activity) { @@ -410,6 +574,7 @@ class Processor * Delete the given profile * * @param array $activity + * @throws \Friendica\Network\HTTPException\InternalServerErrorException */ public static function deletePerson($activity) { @@ -436,6 +601,8 @@ class Processor * Accept a follow request * * @param array $activity + * @throws \Friendica\Network\HTTPException\InternalServerErrorException + * @throws \ImagickException */ public static function acceptFollowUser($activity) { @@ -444,8 +611,6 @@ class Processor return; } - $owner = User::getOwnerDataById($uid); - $cid = Contact::getIdForURL($activity['actor'], $uid); if (empty($cid)) { Logger::log('No contact found for ' . $activity['actor'], Logger::DEBUG); @@ -470,6 +635,8 @@ class Processor * Reject a follow request * * @param array $activity + * @throws \Friendica\Network\HTTPException\InternalServerErrorException + * @throws \ImagickException */ public static function rejectFollowUser($activity) { @@ -478,8 +645,6 @@ class Processor return; } - $owner = User::getOwnerDataById($uid); - $cid = Contact::getIdForURL($activity['actor'], $uid); if (empty($cid)) { Logger::log('No contact found for ' . $activity['actor'], Logger::DEBUG); @@ -488,7 +653,7 @@ class Processor self::switchContact($cid); - if (DBA::exists('contact', ['id' => $cid, 'rel' => Contact::SHARING, 'pending' => true])) { + if (DBA::exists('contact', ['id' => $cid, 'rel' => Contact::SHARING])) { Contact::remove($cid); Logger::log('Rejected contact request from contact ' . $cid . ' for user ' . $uid . ' - contact had been removed.', Logger::DEBUG); } else { @@ -500,6 +665,8 @@ class Processor * Undo activity like "like" or "dislike" * * @param array $activity + * @throws \Friendica\Network\HTTPException\InternalServerErrorException + * @throws \ImagickException */ public static function undoActivity($activity) { @@ -523,6 +690,8 @@ class Processor * Activity to remove a follower * * @param array $activity + * @throws \Friendica\Network\HTTPException\InternalServerErrorException + * @throws \ImagickException */ public static function undoFollowUser($activity) { @@ -554,15 +723,110 @@ class Processor * Switches a contact to AP if needed * * @param integer $cid Contact ID + * @throws \Exception */ private static function switchContact($cid) { $contact = DBA::selectFirst('contact', ['network'], ['id' => $cid, 'network' => Protocol::NATIVE_SUPPORT]); - if (!DBA::isResult($contact) || ($contact['network'] == Protocol::ACTIVITYPUB)) { + if (!DBA::isResult($contact) || in_array($contact['network'], [Protocol::ACTIVITYPUB, Protocol::DFRN])) { return; } Logger::log('Change existing contact ' . $cid . ' from ' . $contact['network'] . ' to ActivityPub.'); Contact::updateFromProbe($cid, Protocol::ACTIVITYPUB); } + + /** + * Collects implicit mentions like: + * - the author of the parent item + * - all the mentioned conversants in the parent item + * + * @param array $parent Item array with at least ['id', 'author-link', 'alias'] + * @return array + * @throws \Friendica\Network\HTTPException\InternalServerErrorException + */ + private static function getImplicitMentionList(array $parent) + { + if (Config::get('system', 'disable_implicit_mentions')) { + return []; + } + + $parent_terms = Term::tagArrayFromItemId($parent['id'], [Term::MENTION, Term::IMPLICIT_MENTION]); + + $parent_author = Contact::getDetailsByURL($parent['author-link'], 0); + + $implicit_mentions = []; + if (empty($parent_author)) { + Logger::notice('Author public contact unknown.', ['author-link' => $parent['author-link'], 'item-id' => $parent['id']]); + } else { + $implicit_mentions[] = $parent_author['url']; + $implicit_mentions[] = $parent_author['nurl']; + $implicit_mentions[] = $parent_author['alias']; + } + + if (!empty($parent['alias'])) { + $implicit_mentions[] = $parent['alias']; + } + + foreach ($parent_terms as $term) { + $contact = Contact::getDetailsByURL($term['url'], 0); + if (!empty($contact)) { + $implicit_mentions[] = $contact['url']; + $implicit_mentions[] = $contact['nurl']; + $implicit_mentions[] = $contact['alias']; + } + } + + return $implicit_mentions; + } + + /** + * Strips from the body prepended implicit mentions + * + * @param string $body + * @param array $potential_mentions + * @return string + */ + private static function removeImplicitMentionsFromBody($body, array $potential_mentions) + { + if (Config::get('system', 'disable_implicit_mentions')) { + return $body; + } + + $kept_mentions = []; + + // Extract one prepended mention at a time from the body + while(preg_match('#^(@\[url=([^\]]+)].*?\[\/url]\s)(.*)#is', $body, $matches)) { + if (!in_array($matches[2], $potential_mentions) ) { + $kept_mentions[] = $matches[1]; + } + + $body = $matches[3]; + } + + // Re-appending the kept mentions to the body after extraction + $kept_mentions[] = $body; + + return implode('', $kept_mentions); + } + + private static function convertImplicitMentionsInTags($activity_tags, array $potential_mentions) + { + if (Config::get('system', 'disable_implicit_mentions')) { + return $activity_tags; + } + + foreach ($activity_tags as $index => $tag) { + if (in_array($tag['href'], $potential_mentions)) { + $activity_tags[$index]['name'] = preg_replace( + '/' . preg_quote(Term::TAG_CHARACTER[Term::MENTION], '/') . '/', + Term::TAG_CHARACTER[Term::IMPLICIT_MENTION], + $activity_tags[$index]['name'], + 1 + ); + } + } + + return $activity_tags; + } }