function claro_preprocess_views_exposed_form

Implements hook_preprocess_HOOK() for views_exposed_form.

File

core/themes/claro/claro.theme, line 855

Code

function claro_preprocess_views_exposed_form(&$variables) {
    $form =& $variables['form'];
    // Add BEM classes for items in the form.
    // Sorted keys.
    $child_keys = Element::children($form, TRUE);
    $last_key = NULL;
    $child_before_actions_key = NULL;
    foreach ($child_keys as $child_key) {
        if (!empty($form[$child_key]['#type'])) {
            if ($form[$child_key]['#type'] === 'actions') {
                // We need the key of the element that precedes the actions element.
                $child_before_actions_key = $last_key;
                $form[$child_key]['#attributes']['class'][] = 'views-exposed-form__item';
                $form[$child_key]['#attributes']['class'][] = 'views-exposed-form__item--actions';
            }
            if (!in_array($form[$child_key]['#type'], [
                'hidden',
                'actions',
            ])) {
                $form[$child_key]['#wrapper_attributes']['class'][] = 'views-exposed-form__item';
                $last_key = $child_key;
            }
        }
    }
    if ($child_before_actions_key) {
        // Add a modifier class to the item that precedes the form actions.
        $form[$child_before_actions_key]['#wrapper_attributes']['class'][] = 'views-exposed-form__item--preceding-actions';
    }
}