function book_token_values in Token 6

Same name and namespace in other branches

1. 5 token_node.inc \book_token_values()

Implements hook_token_values() on behalf of book.module.

File

./token_node.inc, line 293

Implementations of token module hooks for the core node and book modules.

Code

function book_token_values($type, $object = NULL, $options = array()) {
  $values = array();
  if ($type == 'node' && !empty($object)) {
    $node = $object;

    // Initialize tokens to empty strings.
    $values['book'] = '';
    $values['book-raw'] = '';
    $values['book_id'] = '';
    $values['bookpath'] = '';
    $values['bookpath-raw'] = '';
    if (!empty($node->book['mlid'])) {

      // Exclude the current node's title from the book path trail (start with
      // the book link's plid rather than mlid).
      $parents = token_menu_link_get_parents_all($node->book['plid']);
      $trail_raw = array();
      foreach ($parents as $parent) {
        $trail_raw[] = $parent['title'];
      }
      $trail = array_map('check_plain', $trail_raw);

      // Load the root book page.
      $root = token_menu_link_load($node->book['p1']);
      $values['book'] = check_plain($root['title']);
      $values['book-raw'] = $root['title'];
      $values['book_id'] = $node->book['bid'];
      $values['bookpath'] = !empty($options['pathauto']) ? $trail : implode('/', $trail);
      $values['bookpath-raw'] = !empty($options['pathauto']) ? $trail_raw : implode('/', $trail_raw);
    }
  }
  return $values;
}