Issue 10306: Improve local delivery

src/Model/Contact.php

@@ -1941,7 +1941,7 @@ class Contact
 			return false;
 		}
 
-		if (Contact::isLocal($ret['url'])) {
+		if (self::isLocal($ret['url'])) {
 			Logger::info('Local contacts are not updated here.');
 			return true;
 		}

src/Model/Item.php

@@ -1018,6 +1018,30 @@ class Item
 
 		if (empty($item['event-id'])) {
 			unset($item['event-id']);
+
+			$ev = Event::fromBBCode($item['body']);
+			if ((!empty($ev['desc']) || !empty($ev['summary'])) && !empty($ev['start'])) {
+				Logger::info('Event found.');
+				$ev['cid']       = $item['contact-id'];
+				$ev['uid']       = $item['uid'];
+				$ev['uri']       = $item['uri'];
+				$ev['edited']    = $item['edited'];
+				$ev['private']   = $item['private'];
+				$ev['guid']      = $item['guid'];
+				$ev['plink']     = $item['plink'];
+				$ev['network']   = $item['network'];
+				$ev['protocol']  = $item['protocol'];
+				$ev['direction'] = $item['direction'];
+				$ev['source']    = $item['source'];
+
+				$event = DBA::selectFirst('event', ['id'], ['uri' => $item['uri'], 'uid' => $item['uid']]);
+				if (DBA::isResult($event)) {
+					$ev['id'] = $event['id'];
+				}
+
+				$item['event-id'] = Event::store($ev);
+				Logger::info('Event was stored', ['id' => $item['event-id']]);
+			}
 		}
 
 		if (empty($item['causer-id'])) {
@@ -1325,16 +1349,23 @@ class Item
 	 * @param integer $uri_id     URI-ID of the given item
 	 * @param integer $uid        The user that will receive the item entry
 	 * @param array   $fields     Additional fields to be stored
+	 * @param integer $source_uid User id of the source post
 	 * @return integer stored item id
 	 */
-	public static function storeForUserByUriId(int $uri_id, int $uid, array $fields = [])
+	public static function storeForUserByUriId(int $uri_id, int $uid, array $fields = [], int $source_uid = 0)
 	{
-		$item = Post::selectFirst(self::ITEM_FIELDLIST, ['uri-id' => $uri_id, 'uid' => 0]);
+		if ($uid == $source_uid) {
-		if (!DBA::isResult($item)) {
+			Logger::warning('target UID must be be equal to the source UID', ['uri-id' => $uri_id, 'uid' => $uid]);
 			return 0;
 		}
 
-		if (($item['private'] == self::PRIVATE) || !in_array($item['network'], Protocol::FEDERATED)) {
+		$item = Post::selectFirst(self::ITEM_FIELDLIST, ['uri-id' => $uri_id, 'uid' => $source_uid]);
+		if (!DBA::isResult($item)) {
+			Logger::warning('Item could not be fetched', ['uri-id' => $uri_id, 'uid' => $source_uid]);
+			return 0;
+		}
+
+		if (($source_uid == 0) && (($item['private'] == self::PRIVATE) || !in_array($item['network'], Protocol::FEDERATED))) {
 			Logger::notice('Item is private or not from a federated network. It will not be stored for the user.', ['uri-id' => $uri_id, 'uid' => $uid, 'private' => $item['private'], 'network' => $item['network']]);
 			return 0;
 		}
@@ -1343,8 +1374,24 @@ class Item
 
 		$item = array_merge($item, $fields);
 
+		$is_reshare = ($item['gravity'] == GRAVITY_ACTIVITY) && ($item['verb'] == Activity::ANNOUNCE);
+
+		if ((($item['gravity'] == GRAVITY_PARENT) || $is_reshare) &&
+			DI::pConfig()->get($uid, 'system', 'accept_only_sharer') &&
+			!Contact::isSharingByURL($item['author-link'], $uid) &&
+			!Contact::isSharingByURL($item['owner-link'], $uid)) {
+			Logger::info('Contact is not a follower, thread will not be stored', ['author' => $item['author-link'], 'uid' => $uid]);
+			return 0;
+		}
+
+		if ((($item['gravity'] == GRAVITY_COMMENT) || $is_reshare) && !Post::exists(['uri-id' => $item['thr-parent-id'], 'uid' => $uid])) {
+			// Only do an auto complete with the source uid "0" to prevent privavy problems
+			$result = self::storeForUserByUriId($item['thr-parent-id'], $uid);
+			Logger::info('Fetched thread parent', ['uri-id' => $item['thr-parent-id'], 'uid' => $uid, 'result' => $result]);
+		}
+
 		$stored = self::storeForUser($item, $uid);
-		Logger::info('Public item stored for user', ['uri-id' => $item['uri-id'], 'uid' => $uid, 'stored' => $stored]);
+		Logger::info('Item stored for user', ['uri-id' => $item['uri-id'], 'uid' => $uid, 'source-uid' => $source_uid, 'stored' => $stored]);
 		return $stored;
 	}
 
@@ -1364,11 +1411,21 @@ class Item
 		}
 
 		unset($item['id']);
-		unset($item['parent']);
 		unset($item['mention']);
 		unset($item['starred']);
 		unset($item['unseen']);
 		unset($item['psid']);
+		unset($item['pinned']);
+		unset($item['ignored']);
+		unset($item['pubmail']);
+		unset($item['forum_mode']);
+
+		//unset($item['post-reason']);
+		//unset($item['protocol']);
+		unset($item['event-id']);
+		unset($item['hidden']);
+		unset($item['notification-type']);
+		//unset($item['resource-id']);
 
 		$item['uid'] = $uid;
 		$item['origin'] = 0;
@@ -1394,8 +1451,6 @@ class Item
 			$item['contact-id'] = $self['id'];
 		}
 
-		/// @todo Handling of "event-id"
-
 		$notify = false;
 		if ($item['gravity'] == GRAVITY_PARENT) {
 			$contact = DBA::selectFirst('contact', [], ['id' => $item['contact-id'], 'self' => false]);
@@ -1407,9 +1462,9 @@ class Item
 		$distributed = self::insert($item, $notify, true);
 
 		if (!$distributed) {
-			Logger::info("Distributed public item wasn't stored", ['uri-id' => $item['uri-id'], 'user' => $uid]);
+			Logger::info("Distributed item wasn't stored", ['uri-id' => $item['uri-id'], 'user' => $uid]);
 		} else {
-			Logger::info('Distributed public item was stored', ['uri-id' => $item['uri-id'], 'user' => $uid, 'stored' => $distributed]);
+			Logger::info('Distributed item was stored', ['uri-id' => $item['uri-id'], 'user' => $uid, 'stored' => $distributed]);
 		}
 		return $distributed;
 	}

src/Model/Post.php

@@ -164,15 +164,16 @@ class Post
 	 * @param array $fields
 	 * @param array $condition
 	 * @param array $params
+	 * @param bool  $user_mode true = post-user-view, false = post-view
 	 * @return bool|array
 	 * @throws \Exception
 	 * @see   DBA::select
 	 */
-	public static function selectFirst(array $fields = [], array $condition = [], $params = [])
+	public static function selectFirst(array $fields = [], array $condition = [], $params = [], bool $user_mode = true)
 	{
 		$params['limit'] = 1;
 
-		$result = self::select($fields, $condition, $params);
+		$result = self::select($fields, $condition, $params, $user_mode);
 
 		if (is_bool($result)) {
 			return $result;

src/Model/User.php

@@ -313,7 +313,7 @@ class User
 	public static function getIdForURL(string $url)
 	{
 		// Avoid any database requests when the hostname isn't even part of the url.
-		if (!strpos($url, DI::baseUrl()->getHostname())) {
+		if (!Contact::isLocal($url)) {
 			return 0;
 		}
 

src/Protocol/ActivityPub/Transmitter.php

@@ -748,10 +748,6 @@ class Transmitter
 
 		$contacts = DBA::select('contact', ['id', 'url', 'network', 'protocol', 'gsid'], $condition);
 		while ($contact = DBA::fetch($contacts)) {
-			if (Contact::isLocal($contact['url'])) {
-				continue;
-			}
-
 			if (!self::isAPContact($contact, $networks)) {
 				continue;
 			}
@@ -766,7 +762,7 @@ class Transmitter
 
 			$profile = APContact::getByURL($contact['url'], false);
 			if (!empty($profile)) {
-				if (empty($profile['sharedinbox']) || $personal) {
+				if (empty($profile['sharedinbox']) || $personal || Contact::isLocal($contact['url'])) {
 					$target = $profile['inbox'];
 				} else {
 					$target = $profile['sharedinbox'];
@@ -829,15 +825,11 @@ class Transmitter
 				if ($item_profile && ($receiver == $item_profile['followers']) && ($uid == $profile_uid)) {
 					$inboxes = array_merge($inboxes, self::fetchTargetInboxesforUser($uid, $personal, self::isAPPost($last_id)));
 				} else {
-					if (Contact::isLocal($receiver)) {
-						continue;
-					}
-
 					$profile = APContact::getByURL($receiver, false);
 					if (!empty($profile)) {
 						$contact = Contact::getByURLForUser($receiver, $uid, false, ['id']);
 
-						if (empty($profile['sharedinbox']) || $personal || $blindcopy) {
+						if (empty($profile['sharedinbox']) || $personal || $blindcopy || Contact::isLocal($receiver)) {
 							$target = $profile['inbox'];
 						} else {
 							$target = $profile['sharedinbox'];

src/Util/Network.php

@@ -548,4 +548,15 @@ class Network
 			exit;
 		}
 	}
+
+	/**
+	 * Check if the given URL is a local link
+	 *
+	 * @param string $url 
+	 * @return bool 
+	 */
+	public static function isLocalLink(string $url)
+	{
+		return (strpos(Strings::normaliseLink($url), Strings::normaliseLink(DI::baseUrl())) !== false);
+	}
 }

src/Worker/Delivery.php

@@ -30,13 +30,11 @@ use Friendica\Protocol\DFRN;
 use Friendica\Protocol\Diaspora;
 use Friendica\Protocol\Email;
 use Friendica\Protocol\Activity;
-use Friendica\Util\Strings;
 use Friendica\Util\Network;
 use Friendica\Core\Worker;
 use Friendica\Model\Conversation;
 use Friendica\Model\FContact;
 use Friendica\Model\Item;
-use Friendica\Model\Post;
 use Friendica\Protocol\Relay;
 
 class Delivery
@@ -216,11 +214,6 @@ class Delivery
 			$contact['network'] = Protocol::DIASPORA;
 		}
 
-		// Ensure that local contacts are delivered locally
-		if (Model\Contact::isLocal($contact['url'])) {
-			$contact['network'] = Protocol::DFRN;
-		}
-
 		Logger::notice('Delivering', ['cmd' => $cmd, 'uri-id' => $post_uriid, 'followup' => $followup, 'network' => $contact['network']]);
 
 		switch ($contact['network']) {
@@ -316,40 +309,6 @@ class Delivery
 
 		Logger::debug('Notifier entry: ' . $contact["url"] . ' ' . (($target_item['guid'] ?? '') ?: $target_item['id']) . ' entry: ' . $atom);
 
-		// perform local delivery if we are on the same site
-		if (Model\Contact::isLocal($contact['url'])) {
-			$condition = ['nurl' => Strings::normaliseLink($contact['url']), 'self' => true];
-			$target_self = DBA::selectFirst('contact', ['uid'], $condition);
-			if (!DBA::isResult($target_self)) {
-				return;
-			}
-			$target_uid = $target_self['uid'];
-
-			// Check if the user has got this contact
-			$cid = Model\Contact::getIdForURL($owner['url'], $target_uid);
-			if (!$cid) {
-				// Otherwise there should be a public contact
-				$cid = Model\Contact::getIdForURL($owner['url']);
-				if (!$cid) {
-					return;
-				}
-			}
-
-			$target_importer = DFRN::getImporter($cid, $target_uid);
-			if (empty($target_importer)) {
-				// This should never happen
-				return;
-			}
-
-			DFRN::import($atom, $target_importer, Conversation::PARCEL_LOCAL_DFRN, Conversation::PUSH);
-
-			if (in_array($cmd, [Delivery::POST, Delivery::POKE])) {
-				Model\Post\DeliveryData::incrementQueueDone($target_item['uri-id'], Model\Post\DeliveryData::DFRN);
-			}
-
-			return;
-		}
-
 		$protocol = Model\Post\DeliveryData::DFRN;
 
 		// We don't have a relationship with contacts on a public post.

src/Worker/Notifier.php

@@ -41,6 +41,7 @@ use Friendica\Protocol\Diaspora;
 use Friendica\Protocol\OStatus;
 use Friendica\Protocol\Relay;
 use Friendica\Protocol\Salmon;
+use Friendica\Util\Network;
 
 /*
  * The notifier is typically called with:
@@ -514,9 +515,12 @@ class Notifier
 		$delivery_queue_count = 0;
 
 		foreach ($contacts as $contact) {
-			// Ensure that local contacts are delivered via DFRN
+			// Direct delivery of local contacts
-			if (Contact::isLocal($contact['url'])) {
+			if ($target_uid = User::getIdForURL($contact['url'])) {
-				$contact['network'] = Protocol::DFRN;
+				Logger::info('Direct delivery', ['uri-id' => $target_item['uri-id'], 'target' => $target_uid]);
+				$fields = ['protocol' => Conversation::PARCEL_LOCAL_DFRN, 'direction' => Conversation::PUSH];
+				Item::storeForUserByUriId($target_item['uri-id'], $target_uid, $fields, $target_item['uid']);
+				continue;
 			}
 
 			// Deletions are always sent via DFRN as well.
@@ -775,6 +779,16 @@ class Notifier
 		foreach ($inboxes as $inbox => $receivers) {
 			$contacts = array_merge($contacts, $receivers);
 
+			if ((count($receivers) == 1) && Network::isLocalLink($inbox)) {
+				$contact = Contact::getById($receivers[0], ['url']);
+				if ($target_uid = User::getIdForURL($contact['url'])) {
+					$fields = ['protocol' => Conversation::PARCEL_LOCAL_DFRN, 'direction' => Conversation::PUSH];
+					Item::storeForUserByUriId($target_item['uri-id'], $target_uid, $fields, $target_item['uid']);
+					Logger::info('Delivered locally', ['cmd' => $cmd, 'id' => $target_item['id'], 'inbox' => $inbox]);
+					continue;
+				}
+			}
+
 			Logger::info('Delivery via ActivityPub', ['cmd' => $cmd, 'id' => $target_item['id'], 'inbox' => $inbox]);
 
 			if (Worker::add(['priority' => $priority, 'created' => $created, 'dont_fork' => true],