Check calendar URI length before creation

Signed-off-by: Anna Larch <anna@nextcloud.com>
nextcloud · Jul 6, 2022 · a70335d · a70335d
1 parent dfbfe5a
commit a70335d
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/apps/dav/lib/CalDAV/CalDavBackend.php b/apps/dav/lib/CalDAV/CalDavBackend.php
@@ -40,6 +40,7 @@
 
 use DateTime;
 use DateTimeInterface;
+use OC\DB\Exceptions\DbalException;
 use OCA\DAV\AppInfo\Application;
 use OCA\DAV\Connector\Sabre\Principal;
 use OCA\DAV\DAV\Sharing\Backend;
@@ -64,6 +65,7 @@
 use OCA\DAV\Events\SubscriptionCreatedEvent;
 use OCA\DAV\Events\SubscriptionDeletedEvent;
 use OCA\DAV\Events\SubscriptionUpdatedEvent;
+use OCP\Calendar\Exceptions\CalendarException;
 use OCP\DB\Exception;
 use OCP\DB\QueryBuilder\IQueryBuilder;
 use OCP\EventDispatcher\IEventDispatcher;
@@ -770,8 +772,14 @@ public function getSubscriptionById($subscriptionId) {
  * @param string $calendarUri
  * @param array $properties
  * @return int
+ *
+ * @throws CalendarException
  */
  public function createCalendar($principalUri, $calendarUri, array $properties) {
+ if(strlen($calendarUri) > 255) {
+ throw new CalendarException('URI too long. Calendar not created');
+ }
+
  $values = [
  'principaluri' => $this->convertPrincipal($principalUri, true),
  'uri' => $calendarUri,