Categories::initFromCache

static function initFromCache()
{
	$managedCache = Application::getInstance()->getManagedCache();
	if ($managedCache->read(86400, Categories::CACHE_ID)) {
		$cacheResult = $managedCache->get(Categories::CACHE_ID);
		if (is_array($cacheResult)) {
			Categories::set($cacheResult);
		}
	}
}