Helps build the main table in the book administration page form.
$tree: A subtree of the book menu hierarchy.
$form: The form that is being modified.
The form that is being modified.
function _book_admin_table_tree($tree, &$form) {
// The delta must be big enough to give each node a distinct value.
$count = count($tree);
$delta = $count < 30 ? 15 : intval($count / 2) + 1;
foreach ($tree as $data) {
$form['book-admin-' . $data['link']['nid']] = array(
'#item' => $data['link'],
'nid' => array(
'#type' => 'value',
'#value' => $data['link']['nid'],
),
'depth' => array(
'#type' => 'value',
'#value' => $data['link']['depth'],
),
'href' => array(
'#type' => 'value',
'#value' => $data['link']['href'],
),
'title' => array(
'#type' => 'textfield',
'#default_value' => $data['link']['link_title'],
'#maxlength' => 255,
'#size' => 40,
),
'weight' => array(
'#type' => 'weight',
'#default_value' => $data['link']['weight'],
'#delta' => max($delta, abs($data['link']['weight'])),
'#title' => t('Weight for @title', array(
'@title' => $data['link']['title'],
)),
'#title_display' => 'invisible',
),
'plid' => array(
'#type' => 'hidden',
'#default_value' => $data['link']['plid'],
),
'mlid' => array(
'#type' => 'hidden',
'#default_value' => $data['link']['mlid'],
),
);
if ($data['below']) {
_book_admin_table_tree($data['below'], $form);
}
}
return $form;
}