public static function link_to_valid($page, $module, $action, $options)
{
try {
$link = link_to($page, navbarfunctions::pageroute($module, $action), $options);
} catch (Exception $e) {
$link = link_to($page, "http://routenotfound", $options);
}
return $link;
}
$nexttop = 0;
for ($i = 0; $i < count($pages); $i++) {
if ($i == $nexttop) {
$havechildren = navbarfunctions::testforchildren($pages, $i);
$nexttop = ($pages[$i]['tree_right'] + 1) / 2 - 1;
if ($havechildren) {
$open = '<li><a href="' . navbardisplayfunctions::url_for_valid(navbarfunctions::pageroute($pages[$i]['module'], $pages[$i]['action'])) . '">' . $pages[$i]['page'] . '</a><ul>';
$close = '</ul></li>';
} else {
$open = '<li><a href="' . navbardisplayfunctions::url_for_valid(navbarfunctions::pageroute($pages[$i]['module'], $pages[$i]['action'])) . '">' . $pages[$i]['page'] . '</a>';
$close = '</li>';
}
//no children
} elseif ($pages[$i]['tree_right'] - $pages[$i]['tree_left'] == 1) {
$open = '<li><a href="' . navbardisplayfunctions::url_for_valid(navbarfunctions::pageroute($pages[$i]['module'], $pages[$i]['action'])) . '">' . $pages[$i]['page'] . '</a>';
$close = '</li>';
//has children
} else {
$open = '<li><a href=' . navbardisplayfunctions::url_for_valid(navbarfunctions::pageroute($pages[$i]['module'], $pages[$i]['action'])) . '">' . $pages[$i]['page'] . '</a><ul>';
$close = '</ul></li>';
}
$outputArray[$pages[$i]['tree_left']] = $open;
$outputArray[$pages[$i]['tree_right']] = $close;
}
//perform output
$size = count($outputArray);
ksort($outputArray);
foreach ($outputArray as $output) {
echo $output;
}
echo '</ul>';
