Handle reminders where calendar name is null

This adds an interface change, but that's not a public API.

We're handling this in the providers and not in ReminderService because
the fallback is translated with the user's language.

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

1 files changed, 2 insertions, 2 deletions

diff --git a/apps/dav/lib/CalDAV/Reminder/INotificationProvider.php b/apps/dav/lib/CalDAV/Reminder/INotificationProvider.php
index 505960ed662..e8cbfdd0ab3 100644
--- a/apps/dav/lib/CalDAV/Reminder/INotificationProvider.php
+++ b/apps/dav/lib/CalDAV/Reminder/INotificationProvider.php
@@ -42,13 +42,13 @@ interface INotificationProvider {
 	 * Send notification
 	 *
 	 * @param VEvent $vevent
-	 * @param string $calendarDisplayName
+	 * @param string|null $calendarDisplayName
 	 * @param string[] $principalEmailAddresses All email addresses associated to the principal owning the calendar object
 	 * @param IUser[] $users
 	 * @return void
 	 */
 	public function send(VEvent $vevent,
-						 string $calendarDisplayName,
+						 ?string $calendarDisplayName,
 						 array  $principalEmailAddresses,
 						 array $users = []): void;
 }