function webform_expand_checkboxes_image in Webform Select Image 7

Drupal 6 hack that properly *renders* checkboxes in multistep forms. This is different than the value hack needed in Drupal 5, which is no longer needed.

1 string reference to 'webform_expand_checkboxes_image'

_webform_render_select_image in components/select_image.inc

Implements _webform_render_component().

File

components/select_image.inc, line 304

Webform select image module select image component.

Code

function webform_expand_checkboxes_image($element) {

  // Elements that have a value set are already in the form structure cause
  // them not to be written when the expand_checkboxes function is called.
  $default_value = array();
  foreach (element_children($element) as $key) {
    if (isset($element[$key]['#default_value'])) {
      $default_value[$key] = $element[$key]['#default_value'];
      unset($element[$key]);
    }
  }
  $element = form_process_checkboxes($element);

  // Escape the values of checkboxes.
  foreach (element_children($element) as $key) {
    $element[$key]['#return_value'] = check_plain($element[$key]['#return_value']);
    $element[$key]['#name'] = $element['#name'] . '[' . $element[$key]['#return_value'] . ']';
  }
  foreach ($default_value as $key => $val) {
    $element[$key]['#default_value'] = $val;
  }
  return $element;
}