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Scotland's Digital Future: A Blueprint
Strategy document in 3 parts - Innovation, Education, Infrastructure.
<?php
$book_top_page = 41;
$levels_deep = 2;
$emulate_book_block = true;
if (!function_exists('book_struct_recurse')){
function book_struct_recurse($nid, $levels_deep, $children, $current_lineage = array(), $emulate_book_block = true) {
$struct = '';
if ($children[$nid] && ($levels_deep > 0 || ($emulate_book_block && in_array($nid, $current_lineage)))) {
$struct = '<ul>';
foreach ($children[$nid] as $key => $node) {
if ($tree = book_struct_recurse($node->nid, $levels_deep - 1, $children, $current_lineage, $emulate_book_block)) {
$struct .= '<li class="expanded">';
$struct .= l($node->title, 'node/'. $node->nid);
$struct .= $tree;
$struct .= '</li>';
}
else {
if ($children[$node->nid]){
$struct .= '<li class="collapsed">'. l($node->title, 'node/'. $node->nid) .'</li>';
}
else {
$struct .= '<li class="leaf">'. l($node->title, 'node/'. $node->nid) .'</li>';
}
}
}
$struct .= '</ul>';
return $struct;
}
}
}
$current_lineage = array();
// use this version for Drupal 4.6
//
$result = db_query(db_rewrite_sql('SELECT n.nid, n.title, b.parent,
b.weight FROM {node} n INNER JOIN {book} b ON n.nid = b.nid WHERE
n.status = 1 ORDER BY b.weight, n.title'));
// use this version for Drupal 4.7 and Drupal 5
$result = db_query(db_rewrite_sql('SELECT
n.nid, n.title, b.parent, b.weight FROM {node} n INNER JOIN {book} b ON
n.nid = b.nid AND n.vid = b.vid WHERE n.status = 1 ORDER BY b.weight,
n.title'));
while ($node = db_fetch_object($result)) {
if (!$children[$node->parent]) {
$children[$node->parent] = array();
}
array_push($children[$node->parent], $node);
if (arg(0) == 'node' && is_numeric(arg(1)) && arg(1) == $node->nid) {
$_temp = book_location($node);
foreach ($_temp as $key => $val){
$current_lineage[] = $val->nid;
}
$current_lineage[] = arg(1);
}
}
echo book_struct_recurse($book_top_page, $levels_deep, $children, $current_lineage, $emulate_book_block);
?>