Breadcrumbs.php

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<?php

namespace Elgg\Menus;

use Elgg\Menu\PreparedMenu;

class Breadcrumbs {
    
    public static function cleanupBreadcrumbs(\Elgg\Event $event) {
        /* @var $breadcrumbs PreparedMenu */
        $breadcrumbs = $event->getValue();
        
        $items = $breadcrumbs->getItems('default');
        if (empty($items)) {
            return;
        }
        
        $last = null;
        foreach ($items as $crumb) {
            $last = $crumb;
            $crumb->setText(elgg_get_excerpt((string) $crumb->getText(), 100));
        }
        
        // remove last crumb if it has no link
        if (empty($last->getHref())) {
            $breadcrumbs->getSection('default')->remove($last->getID());
        }
    }
}