</section>
<?php
}
?>
<header>
<h1>
<?php
echo t('Table of Contents');
?>
</h1>
</header>
<section class="container-fluid">
<div class="row row-md-flex row-md-flex-wrap">
<?php
$parts = ProjectInfo::getAllParts($project_id, $domain_handle, $volume_handle);
$nr_cols = count($parts) / 4;
if ($nr_cols == 0) {
$nr_cols = 1;
}
$nr_parts_per_col = count($parts) / $nr_cols;
if ($nr_parts_per_col == 0) {
$nr_parts_per_col = 1;
}
$start_part = 0;
for ($i = 0; $i < $nr_cols; $i++) {
if ($start_part == count($parts)) {
break;
}
?>
<div class="col-sm-12 col-md-3 col-lg-3">
