Validate form values for a menu link being added or edited.

File

drupal-6.x/modules/menu/menu.admin.inc, line 334

Administrative page callbacks for menu module.

Code

function menu_edit_item_validate($form, &$form_state) {
  $item = &$form_state['values']['menu'];
  $normal_path = drupal_get_normal_path($item['link_path']);
  if ($item['link_path'] != $normal_path) {
    drupal_set_message(t('The menu system stores system paths only, but will use the URL alias for display. %link_path has been stored as %normal_path', array('%link_path' => $item['link_path'], '%normal_path' => $normal_path)));
    $item['link_path'] = $normal_path;
  }
  if (!menu_path_is_external($item['link_path'])) {
    $parsed_link = parse_url($item['link_path']);
    if (isset($parsed_link['query'])) {
      $item['options']['query'] = $parsed_link['query'];
    }
    else {
      // Use unset() rather than setting to empty string
      // to avoid redundant serialized data being stored.
      unset($item['options']['query']);
    }
    if (isset($parsed_link['fragment'])) {
      $item['options']['fragment'] = $parsed_link['fragment'];
    }
    else {
      unset($item['options']['fragment']);
    }
    if ($item['link_path'] != $parsed_link['path']) {
      $item['link_path'] = $parsed_link['path'];
    }
  }
  if (!trim($item['link_path']) || !menu_valid_path($item)) {
    form_set_error('link_path', t("The path '@link_path' is either invalid or you do not have access to it.", array('@link_path' => $item['link_path'])));
  }
}