book_location_down

• Drupal 4.6
• Drupal 4.7
• Drupal 5

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Definition

book_location_down($node, $nodes = array())
modules/book/book.module, line 356

Description

Given a node, this function returns an array of 'book node' objects representing the path in the book tree from the given node down to the last sibling of it.

Parameters

$node A book node object where the path starts.

Return value

An array of book node objects representing the path nodes from the given node. Returns an empty array if the node does not exist or is not part of a book hierarchy or there are no siblings.

Code

<?php
function book_location_down($node, $nodes = array()) {
  $last_direct_child = db_fetch_object(db_query(db_rewrite_sql('SELECT n.nid, n.title, b.parent, b.weight FROM {node} n INNER JOIN {book} b ON n.vid = b.vid WHERE n.status = 1 AND b.parent = %d ORDER BY b.weight DESC, n.title DESC'), $node->nid));
  if ($last_direct_child) {
    $nodes[] = $last_direct_child;
    $nodes = book_location_down($last_direct_child, $nodes);
  }
  return $nodes;
}
?>