function seven_preprocess_links

Implements template_preprocess_links().

This makes it so array keys of #links items are added as a class. This functionality was removed in Drupal 8.1, but still necessary in some instances.

@todo remove in https://drupal.org/node/3120962

File

core/themes/seven/seven.theme, line 458

Code

function seven_preprocess_links(&$variables) {
    if (!empty($variables['links'])) {
        foreach ($variables['links'] as $key => $value) {
            if (!is_numeric($key)) {
                $class = Html::getClass($key);
                $variables['links'][$key]['attributes']->addClass($class);
            }
        }
    }
}