function theme_file_widget_multiple in Drupal 7

Returns HTML for a group of file upload widgets.

Parameters

$variables: An associative array containing:

• element: A render element representing the widgets.

Related topics

File

modules/file/file.field.inc, line 831

Field module functionality for the File module.

Code

function theme_file_widget_multiple($variables) {
  $element = $variables['element'];

  // Special ID and classes for draggable tables.
  $weight_class = $element['#id'] . '-weight';
  $table_id = $element['#id'] . '-table';

  // Build up a table of applicable fields.
  $headers = array();
  $headers[] = t('File information');
  if ($element['#display_field']) {
    $headers[] = array(
      'data' => t('Display'),
      'class' => array(
        'checkbox',
      ),
    );
  }
  $headers[] = t('Weight');
  $headers[] = t('Operations');

  // Get our list of widgets in order (needed when the form comes back after
  // preview or failed validation).
  $widgets = array();
  foreach (element_children($element) as $key) {
    $widgets[] =& $element[$key];
  }
  usort($widgets, '_field_sort_items_value_helper');
  $rows = array();
  foreach ($widgets as $key => &$widget) {

    // Save the uploading row for last.
    if ($widget['#file'] == FALSE) {
      $widget['#title'] = $element['#file_upload_title'];
      $widget['#description'] = $element['#file_upload_description'];
      continue;
    }

    // Delay rendering of the buttons, so that they can be rendered later in the
    // "operations" column.
    $operations_elements = array();
    foreach (element_children($widget) as $sub_key) {
      if (isset($widget[$sub_key]['#type']) && $widget[$sub_key]['#type'] == 'submit') {
        hide($widget[$sub_key]);
        $operations_elements[] =& $widget[$sub_key];
      }
    }

    // Delay rendering of the "Display" option and the weight selector, so that
    // each can be rendered later in its own column.
    if ($element['#display_field']) {
      hide($widget['display']);
    }
    hide($widget['_weight']);

    // Render everything else together in a column, without the normal wrappers.
    $widget['#theme_wrappers'] = array();
    $information = drupal_render($widget);

    // Render the previously hidden elements, using render() instead of
    // drupal_render(), to undo the earlier hide().
    $operations = '';
    foreach ($operations_elements as $operation_element) {
      $operations .= render($operation_element);
    }
    $display = '';
    if ($element['#display_field']) {
      unset($widget['display']['#title']);
      $display = array(
        'data' => render($widget['display']),
        'class' => array(
          'checkbox',
        ),
      );
    }
    $widget['_weight']['#attributes']['class'] = array(
      $weight_class,
    );
    $weight = render($widget['_weight']);

    // Arrange the row with all of the rendered columns.
    $row = array();
    $row[] = $information;
    if ($element['#display_field']) {
      $row[] = $display;
    }
    $row[] = $weight;
    $row[] = $operations;
    $rows[] = array(
      'data' => $row,
      'class' => isset($widget['#attributes']['class']) ? array_merge($widget['#attributes']['class'], array(
        'draggable',
      )) : array(
        'draggable',
      ),
    );
  }
  drupal_add_tabledrag($table_id, 'order', 'sibling', $weight_class);
  $output = '';
  $output = empty($rows) ? '' : theme('table', array(
    'header' => $headers,
    'rows' => $rows,
    'attributes' => array(
      'id' => $table_id,
    ),
  ));
  $output .= drupal_render_children($element);
  return $output;
}