public function getFriends($pageNumber, $pageSize) { $mutualFriendships = Friendship::find()->where(['user_id' => $this->id, 'mutual' => true])->offset($pageNumber * $pageSize)->limit($pageSize)->all(); $friends = []; foreach ($mutualFriendships as $friendship) { $friend = $friendship->friend; $friends[] = $friend; } return $friends; }