notification on mention

Signed-off-by: Maxence Lange <maxence@artificial-owl.com>

lib/Interfaces/Object/FollowInterface.php

@@ -185,8 +185,7 @@ class FollowInterface extends AbstractActivityPubInterface implements IActivityP
 	 */
 	private function generateNotification(Follow $follow): void {
 		/** @var SocialAppNotificationInterface $notificationInterface */
-		$notificationInterface =
-			AP::$activityPub->getInterfaceFromType(SocialAppNotification::TYPE);
+		$notificationInterface = AP::$activityPub->getInterfaceFromType(SocialAppNotification::TYPE);
 
 		try {
 			$follower = $this->cacheActorService->getFromId($follow->getActorId());

lib/Interfaces/Object/MentionInterface.php

@@ -0,0 +1,41 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * Nextcloud - Social Support
+ *
+ * This file is licensed under the Affero General Public License version 3 or
+ * later. See the COPYING file.
+ *
+ * @author Maxence Lange <maxence@artificial-owl.com>
+ * @copyright 2023, Maxence Lange <maxence@artificial-owl.com>
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OCA\Social\Interfaces\Object;
+
+use OCA\Social\Interfaces\Activity\AbstractActivityPubInterface;
+use OCA\Social\Interfaces\IActivityPubInterface;
+use OCA\Social\Tools\Traits\TArrayTools;
+
+class MentionInterface extends AbstractActivityPubInterface implements IActivityPubInterface {
+	use TArrayTools;
+
+	public function __construct() {
+	}
+}

lib/Interfaces/Object/NoteInterface.php

@@ -31,25 +31,40 @@ declare(strict_types=1);
 
 namespace OCA\Social\Interfaces\Object;
 
+use OCA\Social\AP;
+use OCA\Social\Db\CacheActorsRequest;
 use OCA\Social\Db\StreamRequest;
+use OCA\Social\Exceptions\CacheActorDoesNotExistException;
 use OCA\Social\Exceptions\InvalidOriginException;
 use OCA\Social\Exceptions\ItemAlreadyExistsException;
 use OCA\Social\Exceptions\ItemNotFoundException;
 use OCA\Social\Exceptions\StreamNotFoundException;
 use OCA\Social\Interfaces\Activity\AbstractActivityPubInterface;
 use OCA\Social\Interfaces\IActivityPubInterface;
+use OCA\Social\Interfaces\Internal\SocialAppNotificationInterface;
 use OCA\Social\Model\ActivityPub\ACore;
 use OCA\Social\Model\ActivityPub\Activity\Create;
 use OCA\Social\Model\ActivityPub\Activity\Delete;
+use OCA\Social\Model\ActivityPub\Internal\SocialAppNotification;
+use OCA\Social\Model\ActivityPub\Object\Mention;
 use OCA\Social\Model\ActivityPub\Object\Note;
 use OCA\Social\Service\PushService;
+use OCA\Social\Tools\Traits\TArrayTools;
 
 class NoteInterface extends AbstractActivityPubInterface implements IActivityPubInterface {
+	use TArrayTools;
+
 	private StreamRequest $streamRequest;
+	private CacheActorsRequest $cacheActorsRequest;
 	private PushService $pushService;
 
-	public function __construct(StreamRequest $streamRequest, PushService $pushService) {
+	public function __construct(
+		StreamRequest $streamRequest,
+		CacheActorsRequest $cacheActorsRequest,
+		PushService $pushService
+	) {
 		$this->streamRequest = $streamRequest;
+		$this->cacheActorsRequest = $cacheActorsRequest;
 		$this->pushService = $pushService;
 	}
 
@@ -91,6 +106,7 @@ class NoteInterface extends AbstractActivityPubInterface implements IActivityPub
 		} catch (StreamNotFoundException $e) {
 			$this->streamRequest->save($note);
 			$this->updateDetails($note);
+			$this->generateNotification($note);
 			$this->pushService->onNewStream($note->getId());
 		}
 	}
@@ -115,4 +131,40 @@ class NoteInterface extends AbstractActivityPubInterface implements IActivityPub
 		} catch (StreamNotFoundException $e) {
 		}
 	}
+
+	private function generateNotification(Note $note): void {
+		$mentions = $note->getTags('Mention');
+		if (empty($mentions)) {
+			return;
+		}
+
+		/** @var SocialAppNotificationInterface $notificationInterface */
+		$notificationInterface = AP::$activityPub->getInterfaceFromType(SocialAppNotification::TYPE);
+		$post = $this->streamRequest->getStreamById($note->getId(), false, ACore::FORMAT_LOCAL);
+
+		foreach ($mentions as $mention) {
+			try {
+				$recipient = $this->cacheActorsRequest->getFromId($this->get('href', $mention));
+				if (!$recipient->isLocal()) { // only interested on local
+					throw new CacheActorDoesNotExistException();
+				}
+			} catch (CacheActorDoesNotExistException $e) {
+				continue;
+			}
+
+			/** @var SocialAppNotification $notification */
+			$notification = AP::$activityPub->getItemFromType(SocialAppNotification::TYPE);
+			$notification->setDetailItem('post', $post);
+			$notification->addDetail('account', $post->getActor()->getAccount());
+			$notification->setAttributedTo($recipient->getId())
+						 ->setSubType(Mention::TYPE)
+						 ->setId($post->getId() . '/notification+mention')
+						 ->setSummary('{account} mentioned you in a post')
+						 ->setObjectId($post->getId())
+						 ->setTo($recipient->getId())
+						 ->setLocal(true);
+
+			$notificationInterface->save($notification);
+		}
+	}
 }

lib/Model/ActivityPub/Object/Mention.php

@@ -0,0 +1,58 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * Nextcloud - Social Support
+ *
+ * This file is licensed under the Affero General Public License version 3 or
+ * later. See the COPYING file.
+ *
+ * @author Maxence Lange <maxence@artificial-owl.com>
+ * @copyright 2023, Maxence Lange <maxence@artificial-owl.com>
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OCA\Social\Model\ActivityPub\Object;
+
+use JsonSerializable;
+use OCA\Social\Model\ActivityPub\ACore;
+use OCA\Social\Model\ActivityPub\Stream;
+
+class Mention extends Stream implements JsonSerializable {
+	public const TYPE = 'Mention';
+
+	public function __construct(ACore $parent = null) {
+		parent::__construct($parent);
+
+		$this->setType(self::TYPE);
+	}
+
+	public function import(array $data): void {
+		parent::import($data);
+	}
+
+	public function importFromDatabase(array $data): void {
+		parent::importFromDatabase($data);
+	}
+
+	public function jsonSerialize(): array {
+		$result = parent::jsonSerialize();
+
+		return $result;
+	}
+}

lib/Model/ActivityPub/Stream.php

@@ -43,6 +43,7 @@ use OCA\Social\Model\ActivityPub\Object\Document;
 use OCA\Social\Model\ActivityPub\Object\Follow;
 use OCA\Social\Model\ActivityPub\Object\Image;
 use OCA\Social\Model\ActivityPub\Object\Like;
+use OCA\Social\Model\ActivityPub\Object\Mention;
 use OCA\Social\Model\Client\MediaAttachment;
 use OCA\Social\Model\StreamAction;
 use OCA\Social\Tools\IQueryRow;
@@ -661,11 +662,19 @@ class Stream extends ACore implements IQueryRow, JsonSerializable {
 
 
 	public function exportAsNotification(): array {
+		// TODO - implements:
+		// status = Someone you enabled notifications for has posted a status
+		// follow_request = Someone requested to follow you
+		// poll = A poll you have voted in or created has ended
+		// update = A status you boosted with has been edited
 		switch ($this->getSubType()) {
 			case Like::TYPE:
 				$type = 'favourite';
 				break;
 			case Announce::TYPE:
+				$type = 'reblog';
+				break;
+			case Mention::TYPE:
 				$type = 'mention';
 				break;
 			case Follow::TYPE: