Send notification on user mention

Signed-off-by: Julius Härtl <jus@bitgrid.net>

lib/Activity/CommentEventHandler.php

@@ -24,6 +24,7 @@
 namespace OCA\Deck\Activity;
 
 use OCA\Deck\Db\CardMapper;
+use OCA\Deck\Notification\NotificationHelper;
 use OCP\Comments\CommentsEvent;
 use \OCP\Comments\ICommentsEventHandler;
 
@@ -33,9 +34,11 @@ class CommentEventHandler implements ICommentsEventHandler {
 	private $activityManager;
 	/** @var CardMapper */
 	private $cardMapper;
+	private $notificationHelper;
 
-	public function __construct(ActivityManager $activityManager, CardMapper $cardMapper) {
+	public function __construct(ActivityManager $activityManager, NotificationHelper $notificationHelper, CardMapper $cardMapper) {
 		$this->cardMapper = $cardMapper;
+		$this->notificationHelper = $notificationHelper;
 		$this->activityManager = $activityManager;
 	}
 
@@ -79,6 +82,6 @@ class CommentEventHandler implements ICommentsEventHandler {
 	 * @param CommentsEvent $event
 	 */
 	private function notificationHandler(CommentsEvent $event) {
-
+		$this->notificationHelper->sendMention($event->getComment());
 	}
 }

lib/Notification/NotificationHelper.php

@@ -29,6 +29,7 @@ use OCA\Deck\Db\Board;
 use OCA\Deck\Db\BoardMapper;
 use OCA\Deck\Db\CardMapper;
 use OCA\Deck\Service\PermissionService;
+use OCP\Comments\IComment;
 use OCP\IGroupManager;
 use OCP\IUser;
 use OCP\Notification\IManager;
@@ -134,6 +135,22 @@ class NotificationHelper {
 		}
 	}
 
+	public function sendMention(IComment $comment) {
+		foreach ($comment->getMentions() as $mention) {
+			$card = $this->cardMapper->find($comment->getObjectId());
+			$boardId = $this->cardMapper->findBoardId($card->getId());
+			$notification = $this->notificationManager->createNotification();
+			$notification
+				->setApp('deck')
+				->setUser((string) $mention['id'])
+				->setDateTime(new DateTime())
+				->setObject('card', (string) $card->getId())
+				->setSubject('card-comment-mentioned', [$card->getTitle(), $boardId, $this->currentUser])
+				->setMessage($comment->getMessage());
+			$this->notificationManager->notify($notification);
+		}
+	}
+
 	/**
 	 * @param $boardId
 	 * @return Board

lib/Notification/Notifier.php

@@ -105,6 +105,31 @@ class Notifier implements INotifier {
 				);
 				$notification->setLink($this->url->linkToRouteAbsolute('deck.page.index') . '#!/board/' . $boardId . '//card/' . $cardId . '');
 				break;
+			case 'card-comment-mentioned':
+				$cardId = $notification->getObjectId();
+				$boardId = $this->cardMapper->findBoardId($cardId);
+				$initiator = $this->userManager->get($params[2]);
+				if ($initiator !== null) {
+					$dn = $initiator->getDisplayName();
+				} else {
+					$dn = $params[2];
+				}
+				$notification->setParsedSubject(
+					(string) $l->t('%s has mentioned in a comment on "%s".', [$dn, $params[0]])
+				);
+				$notification->setRichSubject(
+					(string) $l->t('{user} has mentioned in a comment on "%s".', [$params[0]]),
+					[
+						'user' => [
+							'type' => 'user',
+							'id' => $params[0],
+							'name' => $dn,
+						]
+					]
+				);
+				$notification->setParsedMessage($notification->getMessage());
+				$notification->setLink($this->url->linkToRouteAbsolute('deck.page.index') . '#!/board/' . $boardId . '//card/' . $cardId . '');
+				break;
 			case 'board-shared':
 				$boardId = $notification->getObjectId();
 				$initiator = $this->userManager->get($params[1]);