Comments DAV implementation

2 files changed, 5 insertions, 3 deletions

diff --git a/lib/private/comments/comment.php b/lib/private/comments/comment.php
index 1e1514a5872..75964603f9f 100644
--- a/lib/private/comments/comment.php
+++ b/lib/private/comments/comment.php
@@ -284,9 +284,9 @@ class Comment implements IComment {
 	}
 
 	/**
-	 * returns the timestamp of the most recent child
+	 * returns the DateTime of the most recent child, if set, otherwise null
 	 *
-	 * @return int
+	 * @return \DateTime|null
 	 * @since 9.0.0
 	 */
 	public function getLatestChildDateTime() {
diff --git a/lib/private/comments/manager.php b/lib/private/comments/manager.php
index 64013a9e11f..64977c48895 100644
--- a/lib/private/comments/manager.php
+++ b/lib/private/comments/manager.php
@@ -58,7 +58,9 @@ class Manager implements ICommentsManager {
 		$data['parent_id'] = strval($data['parent_id']);
 		$data['topmost_parent_id'] = strval($data['topmost_parent_id']);
 		$data['creation_timestamp'] = new \DateTime($data['creation_timestamp']);
-		$data['latest_child_timestamp'] = new \DateTime($data['latest_child_timestamp']);
+		if (!is_null($data['latest_child_timestamp'])) {
+			$data['latest_child_timestamp'] = new \DateTime($data['latest_child_timestamp']);
+		}
 		$data['children_count'] = intval($data['children_count']);
 		return $data;
 	}