Add optional column oc_comments.reference_id

Signed-off-by: Joas Schilling <coding@schilljs.com>

1 files changed, 18 insertions, 0 deletions

diff --git a/core/Application.php b/core/Application.php
index c2da7f8d194..e4fc33b5402 100644
--- a/core/Application.php
+++ b/core/Application.php
@@ -39,6 +39,7 @@ use OC\Authentication\Listeners\RemoteWipeNotificationsListener;
 use OC\Authentication\Listeners\UserDeletedStoreCleanupListener;
 use OC\Authentication\Notifications\Notifier as AuthenticationNotifier;
 use OC\Core\Notification\RemoveLinkSharesNotifier;
+use OC\DB\MissingColumnInformation;
 use OC\DB\MissingIndexInformation;
 use OC\DB\SchemaWrapper;
 use OCP\AppFramework\App;
@@ -167,6 +168,23 @@ class Application extends App {
 			}
 		);
 
+		$eventDispatcher->addListener(IDBConnection::CHECK_MISSING_COLUMNS_EVENT,
+			function (GenericEvent $event) use ($container) {
+				/** @var MissingColumnInformation $subject */
+				$subject = $event->getSubject();
+
+				$schema = new SchemaWrapper($container->query(IDBConnection::class));
+
+				if ($schema->hasTable('comments')) {
+					$table = $schema->getTable('comments');
+
+					if (!$table->hasColumn('reference_id')) {
+						$subject->addHintForMissingColumn($table->getName(), 'reference_id');
+					}
+				}
+			}
+		);
+
 		$eventDispatcher->addServiceListener(RemoteWipeStarted::class, RemoteWipeActivityListener::class);
 		$eventDispatcher->addServiceListener(RemoteWipeStarted::class, RemoteWipeNotificationsListener::class);
 		$eventDispatcher->addServiceListener(RemoteWipeStarted::class, RemoteWipeEmailListener::class);