public function mediaList(ServerRequestInterface $request, Tree $tree): ResponseInterface
    {
        //route is assumed to be 'module'
        $module = $request->get('module');
        $action = $request->get('action');
        
        $formats = GedcomTag::getFileFormTypes();

        $action2   = $request->get('action2');
        $page      = (int) $request->get('page');
        $max       = (int) $request->get('max', 20);
        $folder    = $request->get('folder', '');
        $filter    = $request->get('filter', '');
        $subdirs   = $request->get('subdirs', '');
        $form_type = $request->get('form_type', '');

        $folders = $this->allFolders($tree);

        if ($action2 === '1') {
            $media_objects = $this->allMedia(
                $tree,
                $folder,
                $subdirs === '1' ? 'include' : 'exclude',
                'title',
                $filter,
                $form_type
            );
        } else {
            $media_objects = [];
        }

        // Pagination
        $count = count($media_objects);
        $pages = (int) (($count + $max - 1) / $max);
        $page  = max(min($page, $pages), 1);

        $media_objects = array_slice($media_objects, ($page - 1) * $max, $max);

        return $this->viewResponse('media-list-page', [
            'count'         => $count,
            'filter'        => $filter,
            'folder'        => $folder,
            'folders'       => $folders,
            'formats'       => $formats,
            'form_type'     => $form_type,
            'max'           => $max,
            'media_objects' => $media_objects,
            'page'          => $page,
            'pages'         => $pages,
            'subdirs'       => $subdirs,
            'title'         => I18N::translate('Media'),
            'module'        => $module,
            'action'        => $action,
        ]);
    }