function form_process_tableselect in Elements 6

Same name and namespace in other branches

1. 5 elements.module \form_process_tableselect()

Create the correct amount of checkbox or radio elements to populate the table.

Parameters

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

Return value

The processed element.

1 string reference to 'form_process_tableselect'

elements_elements in ./elements.module

Implements hook_elements().

File

./elements.module, line 189

Code

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

    // Advanced selection behaviour make 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']) {
          $element[$key] = array(
            '#type' => 'checkbox',
            '#title' => '',
            '#return_value' => $key,
            '#default_value' => isset($value[$key]),
            '#attributes' => $element['#attributes'],
            '#ahah' => isset($element['#ahah']) ? $element['#ahah'] : 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' => form_clean_id('edit-' . implode('-', $parents_for_id)),
            '#ahah' => isset($element['#ahah']) ? $element['#ahah'] : NULL,
          );
        }
        if (isset($element['#options'][$key]['#weight'])) {
          $element[$key]['#weight'] = $element['#options'][$key]['#weight'];
        }
      }
    }
  }
  else {
    $element['#value'] = array();
  }
  return $element;
}