book_get_books
Definition
book_get_books()
drupal/modules/book/book.module, line 295
Description
Returns an array of all books.
This list may be used for generating a list of all the books, or for building the options for a form select.
Code
function book_get_books() {
static $all_books;
if (!isset($all_books)) {
$all_books = array();
$nids = db_query("SELECT DISTINCT(bid) FROM {book}")->fetchCol();
if ($nids) {
$query = db_select('book', 'b', array('fetch' => PDO::FETCH_ASSOC));
$node_alias = $query->join('node', 'n', 'b.nid = n.nid');
$menu_links_alias = $query->join('menu_links', 'ml', 'b.mlid = ml.mlid');
$query->addField('n', 'type', 'type');
$query->addField('n', 'title', 'title');
$query->fields('b');
$query->fields($menu_links_alias);
$query->condition('n.nid', $nids, 'IN');
$query->condition('n.status', 1);
$query->orderBy('ml.weight');
$query->orderBy('ml.link_title');
$query->addTag('node_access');
$result2 = $query->execute();
foreach ($result2 as $link) {
$link['href'] = $link['link_path'];
$link['options'] = unserialize($link['options']);
$all_books[$link['bid']] = $link;
}
}
}
return $all_books;
}