function mathfield_mathfield_get_token_list_alter in Math Field 7

Implements hook_mathfield_get_token_MODULE_alter() for the list.module.

Related topics

File

./mathfield.module, line 720

Adds a dynamic math expression field.

Code

function mathfield_mathfield_get_token_list_alter(&$data, $context) {
  if (empty($data)) {
    if (in_array($context['field']['type'], array(
      'list_integer',
      'list_float',
    ))) {

      // @TODO: Support multivalue fields.
      if ($context['field']['cardinality'] != 1 || $context['delta'] > 0) {
        $data = array();
        return;
      }
      $name = strtr('@field_name[@parts]', array(
        '@field_name' => $context['field_name'],
        '@parts' => $context['element']['#language'],
      ));

      // Support default options elements.
      switch ($context['instance']['widget']['type']) {
        case 'options_buttons':
          $data = array(
            'selector' => 'input[name="' . $name . '"]',
            'event' => 'change',
          );
          break;
        case 'options_select':
          $data = array(
            'selector' => 'select[name="' . $name . '"]',
            'event' => 'change',
          );
          break;
      }
    }
  }
}