SpeoReportPerformance
Copyright (c) 2026 Rocketsky. Licensed GPL-3.0-or-later.

LinearFlattener.php is an attributed adaptation of:
Matomo 5.14.2 core/API/DataTableManipulator/Flattener.php
https://github.com/matomo-org/matomo/blob/5.14.2/core/API/DataTableManipulator/Flattener.php
Original Matomo contributors retain their copyright.
Original project: https://matomo.org/
Original license: GNU General Public License, version 3 or later.

The plugin adaptation changes report/dimension lookup reuse. The native
traversal, metadata inheritance, slash/summary handling and filter ordering
are retained to make synthetic equivalence review practical.
No Matomo core/vendor file or runtime class registry is changed.
The applicable GPL license text is included in LICENSE.
