<?php
$documents = $page->school->documents()->orderBy('lft')->get()->groupBy('document_type')->all();
ksort($documents);

$documentGroups = [];
$kDocumentGroups = [];

foreach ($documents as $key => $group) {

    if($key == 0 ) $documentGroups[] = $group;
    else $kDocumentGroups[KommaLang::get('documentCategory-'.$key)] = $group;

}

ksort($kDocumentGroups);
foreach ($kDocumentGroups as $name => $kDocumentGroup) $documentGroups[$name] = $kDocumentGroup;

?>

<?php foreach($documentGroups as $name => $group): ?>
    <?php if($name !== 0): ?><p><strong><?php echo $name; ?></strong></p><?php endif; ?>
    <ul>
        <?php foreach($group as $document): ?>
            <li><a target="_blank" href="<?php echo $document->files->first()->path; ?>"><?php echo $document->name; ?></a></li>
        <?php endforeach; ?>
    </ul>
<?php endforeach; ?>