function template_preprocess_isotope_views_filter in Isotope (with Masonry and Packery) 7.2

Preprocess function to build isotope filter blocks.

File

isotope_views/isotope_views.theme.inc, line 36

Theme callbacks.

Code

function template_preprocess_isotope_views_filter(&$vars) {
  template_preprocess_views_view_list($vars);
  $items = array();
  foreach ($vars['view']->result as $key => $value) {
    $label = $vars['rows'][$key];
    $fieldname = $vars['options']['data_fields'];
    $filter_value = isotope_views_helper_get_field_value($value, $fieldname);
    if (!empty($filter_value) && !empty($label)) {
      $filter_value = is_array($filter_value) ? implode(',', $filter_value) : $filter_value;
      $items[$filter_value] = $label;
    }
  }
  $output = array(
    '#theme' => 'isotope_filter',
    '#items' => $items,
    '#instance' => $vars['options']['instance_id'],
    '#filtername' => $vars['options']['filter_group'],
    '#filtertitle' => $vars['options']['filter_group'],
  );
  $vars['isotope_filter'] = render($output);
}