107         $sort = $INPUT->str('sort', 'lastseen');
108         if (!in_array($sort, $this->sortable, true)) {
109             $sort = 'lastseen';
112         if (($sort === 'mail' && !$showMail) || ($sort === 'grps' && !$showGrps)) {
113             $sort = 'lastseen';
144         $rows  = $this->sortRows($rows, $sort, $order);
167         echo '<input type="hidden" name="sort" value="' . hsc($sort) . '" />';
176             echo $this->headerCell($c, $labels[$c], $sort, $order, $filters, $ID);
179         echo $this->renderFilterRow($cols, $filterCols, $filters, $sort, $order, $ID);
207         echo $this->renderPager($page, $totalPages, $sort, $order, $filters, $ID);
289      * @param string $sort  column key
293     protected function sortRows(array $rows, $sort, $order)  argument
295         usort($rows, static function ($a, $b) use ($sort) {
296             if ($sort === 'lastseen') {
299             return strcasecmp((string) ($a[$sort] ?? ''), (string) ($b[$sort] ?? ''));
369      * @param string $sort    currently active sort column
375     protected function headerCell($key, $label, $sort, $order, array $filters, $id)  argument
379         $newOrder = ($sort === $key && $order === 'asc') ? 'desc' : 'asc';
382         if ($sort === $key) {
406      * @param string   $sort
411 …protected function renderFilterRow(array $cols, array $filterCols, array $filters, $sort, $order, …  argument
425                     $clear = wl($id, $this->linkParams(['sort' => $sort, 'order' => $order], []));
441      * @param string $sort
447     protected function renderPager($page, $totalPages, $sort, $order, array $filters, $id)  argument
456 …       $html .= $this->pagerLink($id, $page - 1, $sort, $order, $filters, '&#8249;', 'pager_prev');
467                 $html .= $this->pagerLink($id, $p, $sort, $order, $filters, (string) $p, '');
472 …       $html .= $this->pagerLink($id, $page + 1, $sort, $order, $filters, '&#8250;', 'pager_next');
485      * @param string $sort
492     protected function pagerLink($id, $p, $sort, $order, array $filters, $text, $titleKey)  argument
494 …   $url   = wl($id, $this->linkParams(['sort' => $sort, 'order' => $order, 'pg' => $p], $filters));