Imbo\Resource\AccessRule::getRule PHP Method

    public function getRule(EventInterface $event)
    {
        $acl = $event->getAccessControl();
        $request = $event->getRequest();
        $publicKey = $request->getRoute()->get('publickey');
        $accessRuleId = $request->getRoute()->get('accessRuleId');
        $keyExists = $acl->publicKeyExists($publicKey);
        if (!$keyExists) {
            throw new RuntimeException('Public key not found', 404);
        }
        $accessRule = $acl->getAccessRule($publicKey, $accessRuleId);
        if (!$accessRule) {
            throw new RuntimeException('Access rule not found', 404);
        }
        $model = new AccessRuleModel();
        $model->setId($accessRule['id'])->setUsers($accessRule['users']);
        if (isset($accessRule['group'])) {
            $model->setGroup($accessRule['group']);
        }
        if (isset($accessRule['resources'])) {
            $model->setResources($accessRule['resources']);
        }
        $event->getResponse()->setModel($model);
    }