function form_process_tableselect in Drupal 7

Creates checkbox or radio elements to populate a tableselect table.

Parameters

$element: An associative array containing the properties and children of the tableselect element.

Return value

The processed element.

Related topics

1 string reference to 'form_process_tableselect'

system_element_info in modules/system/system.module

Implements hook_element_info().

File

includes/form.inc, line 3523

Functions for form and batch generation and processing.

Code

function form_process_tableselect($element) {
  if ($element['#multiple']) {
    $value = is_array($element['#value']) ? $element['#value'] : array();
  }
  else {

    // Advanced selection behavior makes no sense for radios.
    $element['#js_select'] = FALSE;
  }
  $element['#tree'] = TRUE;
  if (count($element['#options']) > 0) {
    if (!isset($element['#default_value']) || $element['#default_value'] === 0) {
      $element['#default_value'] = array();
    }

    // Create a checkbox or radio for each item in #options in such a way that
    // the value of the tableselect element behaves as if it had been of type
    // checkboxes or radios.
    foreach ($element['#options'] as $key => $choice) {

      // Do not overwrite manually created children.
      if (!isset($element[$key])) {
        if ($element['#multiple']) {
          $title = '';
          if (!empty($element['#options'][$key]['title']['data']['#title'])) {
            $title = t('Update @title', array(
              '@title' => $element['#options'][$key]['title']['data']['#title'],
            ));
          }
          $element[$key] = array(
            '#type' => 'checkbox',
            '#title' => $title,
            '#title_display' => 'invisible',
            '#return_value' => $key,
            '#default_value' => isset($value[$key]) ? $key : NULL,
            '#attributes' => $element['#attributes'],
            '#ajax' => isset($element['#ajax']) ? $element['#ajax'] : NULL,
          );
        }
        else {

          // Generate the parents as the autogenerator does, so we will have a
          // unique id for each radio button.
          $parents_for_id = array_merge($element['#parents'], array(
            $key,
          ));
          $element[$key] = array(
            '#type' => 'radio',
            '#title' => '',
            '#return_value' => $key,
            '#default_value' => $element['#default_value'] == $key ? $key : NULL,
            '#attributes' => $element['#attributes'],
            '#parents' => $element['#parents'],
            '#id' => drupal_html_id('edit-' . implode('-', $parents_for_id)),
            '#ajax' => isset($element['#ajax']) ? $element['#ajax'] : NULL,
          );
        }
        if (isset($element['#options'][$key]['#weight'])) {
          $element[$key]['#weight'] = $element['#options'][$key]['#weight'];
        }
      }
    }
  }
  else {
    $element['#value'] = array();
  }
  return $element;
}