function cck_select_other_process in CCK Select Other 7

Same name and namespace in other branches

1. 6 cck_select_other.module \cck_select_other_process()

CCK Select Other widget process callback

Parameters

$element:

&$form_state:

Return value

$element;

1 string reference to 'cck_select_other_process'

cck_select_other_element_info in ./cck_select_other.module

Implementation of hook_element_info().

File

./cck_select_other.module, line 308

Implements a select list widget that lets a user provide an alternate option.

Code

function cck_select_other_process($element, &$form_state) {
  if (!isset($element['#name'])) {
    return $element;
  }
  $keys = $element['#parents'];

  // field_values need to be a reference!
  $field_values =& $form_state['values'];
  foreach ($keys as $key) {
    $field_values =& $field_values[$key];
  }

  // Reverse array parents because of element containers, notably profile2.
  $reversed = array_reverse($keys);
  $delta = $reversed[0];
  $langcode = $reversed[1];
  $field_name = $reversed[2];
  if (isset($field_values) && !empty($field_values)) {
    if ($field_values['select_other_list'] == '_none') {

      // If we are not a required field, then we do not set a value.
      $element['#value'] = '';
      $field_values = array(
        'value' => '',
      );
    }
    else {
      if ($field_values['select_other_list'] == 'other') {

        // Use text input if we have 'other' selected
        $element['#value'] = $field_values['select_other_text_input'];
        $field_values = array(
          'value' => $field_values['select_other_text_input'],
        );
      }
      else {

        // Use the select list otherwise
        $element['#value'] = $field_values['select_other_list'];
        $field_values = array(
          'value' => $field_values['select_other_list'],
        );
      }
    }
    return $element;
  }
  else {
    $element['#value'] = '';
    if (isset($element['select_other_list']['#default_value'])) {
      $element['select_other_list']['#value'] = $element['select_other_list']['#default_value'];
    }
  }
  return $element;
}