class.NavigationSessionRepository.php

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<?php

declare(strict_types=1);

namespace ILIAS\Navigation;

class NavigationSessionRepository
{
    public const KEY = "il_nav_history";

    public function __construct()
    {
    }

    public function setHistory(array $hist): void
    {
        \ilSession::set(self::KEY, serialize($hist));
    }

    public function getHistory(): array
    {
        if (\ilSession::has(self::KEY)) {
            return unserialize(\ilSession::get(self::KEY), ['allowed_classes' => false]);
        }
        return [];
    }
}