TYPO3.Flow

Some code snippets from T3DD09:

if (strlen($value) === 36 && preg_match('/([a-f0-9]){8}-([a-f0-9]){4}-([a-f0-9]){4}-([a-f0-9]){4}-([a-f0-9]){12}/', $value)) {
    $query = $this->queryFactory->create('F3\Blog\Domain\Model\Blog');
    $objects = $query->matching($query->withUUID($value))->execute();
    if (count($objects) !== 1 ) return FALSE;
    $value = current($objects);
}

final public function resolve(array &$routeValues) {
    $this->value = NULL;
    if ($this->name === NULL || $this->name === '') {
        return FALSE;
    }
    $valueToResolve = $this->findValueToResolve($routeValues);
    if (is_object($valueToResolve)) {
        $valueToResolve = $this->persistenceManager->getBackend()->getUUIDByObject($valueToResolve);
    }
    if (!$this->resolveValue($valueToResolve)) {
        return FALSE;
    }
    unset($routeValues[$this->name]);
    return TRUE;
}