function claro_preprocess_file_widget_multiple in Drupal 8

Same name and namespace in other branches

1. 9 core/themes/claro/claro.theme \claro_preprocess_file_widget_multiple()

Implements hook_preprocess_HOOK() for file_widget_multiple.

File

core/themes/claro/claro.theme, line 1107

Functions to support theming in the Claro theme.

Code

function claro_preprocess_file_widget_multiple(&$variables) {
  $has_upload = FALSE;
  if (isset($variables['table']['#type']) && $variables['table']['#type'] === 'table') {

    // Add a variant class for the table.
    $variables['table']['#attributes']['class'][] = 'table-file-multiple-widget';

    // Mark table disabled if the field widget is disabled.
    if (isset($variables['element']['#disabled']) && $variables['element']['#disabled']) {
      $variables['table']['#attributes']['class'][] = 'tabledrag-disabled';
      $variables['table']['#attributes']['class'][] = 'js-tabledrag-disabled';

      // We will add the 'is-disabled' CSS class to the disabled table header
      // cells.
      foreach ($variables['table']['#header'] as &$cell) {
        if (is_array($cell) && isset($cell['data'])) {
          $cell = $cell + [
            'class' => [],
          ];
          $cell['class'][] = 'is-disabled';
        }
        else {

          // We have to modify the structure of this header cell.
          $cell = [
            'data' => $cell,
            'class' => [
              'is-disabled',
            ],
          ];
        }
      }
    }

    // Mark operations column cells with a CSS class.
    if (isset($variables['table']['#rows']) && is_array($variables['table']['#rows'])) {
      foreach ($variables['table']['#rows'] as $row_key => $row) {
        if (isset($row['data']) && is_array($row['data'])) {
          $last_cell = end($row['data']);
          $last_cell_key = key($row['data']);
          if (is_array($last_cell['data'])) {
            foreach ($last_cell['data'] as $last_cell_item) {
              if (isset($last_cell_item['#attributes']['class']) && is_array($last_cell_item['#attributes']['class']) && in_array('remove-button', $last_cell_item['#attributes']['class'])) {
                $variables['table']['#rows'][$row_key]['data'][$last_cell_key] += [
                  'class' => [],
                ];
                $variables['table']['#rows'][$row_key]['data'][$last_cell_key]['class'][] = 'file-operations-cell';
                break 1;
              }
            }
          }
        }
      }
    }

    // Add a CSS class to the table if an upload widget is present.
    // This is required for removing the border of the last table row.
    if (!empty($variables['element'])) {
      $element_keys = Element::children($variables['element']);
      foreach ($element_keys as $delta) {
        if (!isset($variables['element'][$delta]['upload']['#access']) || $variables['element'][$delta]['upload']['#access'] !== FALSE) {
          $has_upload = TRUE;
          break 1;
        }
      }
    }
    $variables['table']['#attributes']['class'][] = $has_upload ? 'table-file-multiple-widget--has-upload' : 'table-file-multiple-widget--no-upload';
  }
  $table_is_not_empty = isset($variables['table']['#rows']) && !empty($variables['table']['#rows']);
  $table_is_accessible = !isset($variables['table']['#access']) || isset($variables['table']['#access']) && $variables['table']['#access'] !== FALSE;
  $variables['has_table'] = $table_is_not_empty && $table_is_accessible;
}