function ClaroPreRender::managedFile

Prerender callback for managed_file.

File

core/themes/claro/src/ClaroPreRender.php, line 18

Class

ClaroPreRender

Implements trusted prerender callbacks for the Claro theme.

Namespace

Code

public static function managedFile($element) {
    if (!empty($element['remove_button']) && is_array($element['remove_button'])) {
        $element['remove_button']['#attributes']['class'][] = 'button--extrasmall';
        $element['remove_button']['#attributes']['class'][] = 'remove-button';
    }
    if (!empty($element['upload_button']) && is_array($element['upload_button'])) {
        $element['upload_button']['#attributes']['class'][] = 'upload-button';
    }
    // Wrap single-cardinality widgets with a details element.
    $single_file_widget = !empty($element['#cardinality']) && $element['#cardinality'] === 1;
    if ($single_file_widget && empty($element['#single_wrapped'])) {
        $element['#theme_wrappers']['details'] = [
            '#title' => $element['#title'],
            '#summary_attributes' => [],
            '#attributes' => [
                'open' => TRUE,
            ],
            '#value' => NULL,
            // The description of the single cardinality file widgets will be
            // displayed by the managed file widget.
'#description' => NULL,
            '#required' => $element['#required'],
            '#errors' => NULL,
            '#disabled' => !empty($element['#disabled']),
        ];
        $element['#single_wrapped'] = TRUE;
        $upload_is_accessible = empty($element['#default_value']['fids']) && (!isset($element['upload']['#access']) || $element['upload']['#access'] !== FALSE);
        if ($upload_is_accessible) {
            // Change widget title. This is the same title that is used by the
            // multiple file widget.
            // @see https://git.drupalcode.org/project/drupal/blob/ade7b950a1/core/modules/file/src/Plugin/Field/FieldWidget/FileWidget.php#L192
            $element['#title'] = t('Add a new file');
        }
        else {
            // If the field has a value, the file upload title doesn't have to be
            // visible because the wrapper element will have the same title as the
            // managed file widget. The title is kept in the markup as visually
            // hidden for accessibility.
            $element['#title_display'] = 'invisible';
        }
    }
    return $element;
}