protected function findEntities($sql, array $params = [], $limit = null, $offset = null)
{
if (isset($_GET['page']) && isset($_GET['per_page']) && !empty($_GET['page']) && !empty($_GET['per_page'])) {
$limit = (int) $_GET['per_page'];
$page = (int) $_GET['page'];
if ($limit > 0 && $page > 0) {
$offset = ($page - 1) * $limit;
} else {
$limit = null;
}
}
return parent::findEntities($sql, $params, $limit, $offset);
}