private function renderFooter(\Core3\Model\Spreadsheet $model)
{
$footer = $model->getFooter();
if (!count($footer)) {
return '';
}
$html = '<tr>';
$colspan = '';
if (count($model->getColumns()) > count($footer)) {
$padCnt = count($model->getColumns()) - count($footer) + 1;
$colspan = ' colspan="' . $padCnt . '"';
$html .= '<th' . $colspan . '>' . array_shift($footer) . '</th>';
}
foreach ($footer as $col) {
$html .= '<th>' . $col . '</th>';
}
$html .= '</tr>';
return $html;
}
