Returns HTML for the content ranking part of the search settings admin page.
$variables: An associative array containing:
function theme_node_search_admin($variables) {
$form = $variables['form'];
$output = drupal_render($form['info']);
$header = array(
t('Factor'),
t('Weight'),
);
foreach (element_children($form['factors']) as $key) {
$row = array();
$row[] = $form['factors'][$key]['#title'];
$form['factors'][$key]['#title_display'] = 'invisible';
$row[] = drupal_render($form['factors'][$key]);
$rows[] = $row;
}
$table = array(
'#theme' => 'table',
'#header' => $header,
'#rows' => $rows,
);
$output .= drupal_render($table);
$output .= drupal_render_children($form);
return $output;
}