book_menu

• Drupal 4.6
• Drupal 4.7
• Drupal 5
• Drupal 6
• Drupal 7

Versions

4.6 – 5

book_menu($may_cache)

6 – 7

book_menu()

Implementation of hook_menu().

Code

modules/book.module, line 72

<?php
function book_menu($may_cache) {
  $items = array();

  if ($may_cache) {
    $items[] = array('path' => 'book', 'title' => t('books'),
      'access' => user_access('access content'), 'type' => MENU_NORMAL_ITEM, 'weight' => 5);
    $items[] = array('path' => 'node/add/book', 'title' => t('book page'),
      'access' => user_access('create book pages'));
    $items[] = array('path' => 'admin/node/book', 'title' => t('books'),
      'callback' => 'book_admin',
      'access' => user_access('administer nodes'),
      'weight' => 4);
    $items[] = array('path' => 'admin/node/book/orphan', 'title' => t('orphan pages'),
      'callback' => 'book_admin_orphan',
      'access' => user_access('administer nodes'),
      'weight' => 8);
    $items[] = array('path' => 'book', 'title' => t('books'),
      'callback' => 'book_render',
      'access' => user_access('access content'),
      'type' => MENU_SUGGESTED_ITEM);
    $items[] = array('path' => 'book/print', 'title' => t('printer-friendly version'),
      'callback' => 'book_print',
      'access' => user_access('access content'),
      'type' => MENU_CALLBACK);
  }
  else {
    // To avoid SQL overhead, check whether we are on a node page and whether the
    // user is allowed to maintain books.
    if (arg(0) == 'node' && is_numeric(arg(1)) && user_access('maintain books')) {
      // Only add the outline-tab for non-book pages:
      $result = db_query(db_rewrite_sql("SELECT n.nid FROM {node} n WHERE n.nid = %d AND n.type != 'book'"), arg(1));
      if (db_num_rows($result) > 0) {
        $items[] = array('path' => 'node/'. arg(1) .'/outline', 'title' => t('outline'),
          'callback' => 'book_outline', 'access' => user_access('maintain books'),
          'type' => MENU_LOCAL_TASK, 'weight' => 2);
      }
    }

    // We don't want to cache these menu items because they could change whenever
    // a book page or outline node is edited.
    if (arg(0) == 'admin' && arg(1) == 'node' && arg(2) == 'book') {
      $result = db_query(db_rewrite_sql('SELECT n.nid, n.title, b.weight FROM {node} n INNER JOIN {book} b ON n.nid = b.nid WHERE b.parent = 0 ORDER BY b.weight, n.title'));
      while ($book = db_fetch_object($result)) {
        $items[] = array('path' => 'admin/node/book/'. $book->nid, 'title' => t('"%title" book', array('%title' => $book->title)));
      }
    }
  }

  return $items;
}
?>

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