function book_next

Fetches the menu link for the next page of the book.

Parameters

$book_link: A fully loaded menu link that is part of the book hierarchy.

Return value

A fully loaded menu link for the page after the one represented in: $book_link.

File

core/modules/book/book.module, line 801

Allows users to create and organize related content in an outline.

Code

function book_next($book_link) {
  $flat = book_get_flat_menu($book_link);
  reset($flat);
  do {
    $key = key($flat);
    next($flat);
  } 
   while ($key && $key != $book_link['mlid']);

  if ($key == $book_link['mlid']) {
    return current($flat);
  }
}