public function TableFormatter::viewElements in Drupal 8

Same name and namespace in other branches

1. 9 core/modules/file/src/Plugin/Field/FieldFormatter/TableFormatter.php \Drupal\file\Plugin\Field\FieldFormatter\TableFormatter::viewElements()
2. 10 core/modules/file/src/Plugin/Field/FieldFormatter/TableFormatter.php \Drupal\file\Plugin\Field\FieldFormatter\TableFormatter::viewElements()

Builds a renderable array for a field value.

Parameters

\Drupal\Core\Field\FieldItemListInterface $items: The field values to be rendered.

string $langcode: The language that should be used to render the field.

Return value

array A renderable array for $items, as an array of child elements keyed by consecutive numeric indexes starting from 0.

Overrides FormatterInterface::viewElements

File

core/modules/file/src/Plugin/Field/FieldFormatter/TableFormatter.php, line 23

Class

TableFormatter

Plugin implementation of the 'file_table' formatter.

Namespace

Drupal\file\Plugin\Field\FieldFormatter

Code

public function viewElements(FieldItemListInterface $items, $langcode) {
  $elements = [];
  if ($files = $this
    ->getEntitiesToView($items, $langcode)) {
    $header = [
      t('Attachment'),
      t('Size'),
    ];
    $rows = [];
    foreach ($files as $delta => $file) {
      $item = $file->_referringItem;
      $rows[] = [
        [
          'data' => [
            '#theme' => 'file_link',
            '#file' => $file,
            '#description' => $this
              ->getSetting('use_description_as_link_text') ? $item->description : NULL,
            '#cache' => [
              'tags' => $file
                ->getCacheTags(),
            ],
          ],
        ],
        [
          'data' => format_size($file
            ->getSize()),
        ],
      ];
    }
    $elements[0] = [];
    if (!empty($rows)) {
      $elements[0] = [
        '#theme' => 'table__file_formatter_table',
        '#header' => $header,
        '#rows' => $rows,
      ];
    }
  }
  return $elements;
}