function _content_admin_field_add_new_validate in Content Construction Kit (CCK) 5

Same name and namespace in other branches

1. 6 includes/content.admin.inc \_content_admin_field_add_new_validate()

Field name validation for programmatic field addition that supply the field name.

File

./content_admin.inc, line 612

Administrative interface for content type creation.

Code

function _content_admin_field_add_new_validate($form_id, $form_values) {
  if ($form_values['field_name']) {
    $fields = content_fields();
    if (!empty($fields[$form_values['field_name']])) {
      form_set_error('field_name', t('The field name %field_name already exists.', array(
        '%field_name' => $form_values['field_name'],
      )));
    }
    if (!preg_match('!^[a-z0-9_]+$!', $form_values['field_name'])) {
      form_set_error('field_name', t('The field name %field_name is invalid.', array(
        '%field_name' => $form_values['field_name'],
      )));
    }
  }
}