Imbo\Resource\AccessRule::deleteRule PHP Method

    public function deleteRule(EventInterface $event)
    {
        $acl = $event->getAccessControl();
        if (!$acl instanceof MutableAdapterInterface) {
            throw new ResourceException('Access control adapter is immutable', 405);
        }
        $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);
        }
        $acl->deleteAccessRule($publicKey, $accessRuleId);
    }