function book_node_type in Drupal 6

Implementation of hook_node_type().

Update book module's persistent variables if the machine-readable name of a node type is changed.

File

modules/book/book.module, line 977

Allows users to structure the pages of a site in a hierarchy or outline.

Code

function book_node_type($op, $type) {
  switch ($op) {
    case 'update':
      if (!empty($type->old_type) && $type->old_type != $type->type) {

        // Update the list of node types that are allowed to be added to books.
        $allowed_types = variable_get('book_allowed_types', array(
          'book',
        ));
        $key = array_search($type->old_type, $allowed_types);
        if ($key !== FALSE) {
          $allowed_types[$type->type] = $allowed_types[$key] ? $type->type : 0;
          unset($allowed_types[$key]);
          variable_set('book_allowed_types', $allowed_types);
        }

        // Update the setting for the "Add child page" link.
        if (variable_get('book_child_type', 'book') == $type->old_type) {
          variable_set('book_child_type', $type->type);
        }
      }
      break;
  }
}