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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | /** |
| 5 | * SPDX-FileCopyrightText: 2026 LibreCode coop and contributors |
| 6 | * SPDX-License-Identifier: AGPL-3.0-or-later |
| 7 | */ |
| 8 | |
| 9 | namespace OCA\Libresign\Service\Policy\Provider\Helper; |
| 10 | |
| 11 | use OCA\Libresign\Service\Policy\Model\PolicyContext; |
| 12 | use OCA\Libresign\Service\Policy\Runtime\DefaultPolicyResolver; |
| 13 | use OCA\Libresign\Service\Policy\Runtime\PolicyRegistry; |
| 14 | use OCA\Libresign\Service\Policy\Runtime\PolicySource; |
| 15 | |
| 16 | /** |
| 17 | * Reads a sibling policy's effective boolean in the same PolicyContext used to |
| 18 | * build the current resolved state, without recursively nesting meta resolution |
| 19 | * when two policies inspect each other. |
| 20 | */ |
| 21 | class SiblingPolicyEffectiveBoolReader { |
| 22 | private int $depth = 0; |
| 23 | private DefaultPolicyResolver $resolver; |
| 24 | |
| 25 | public function __construct( |
| 26 | private PolicyRegistry $registry, |
| 27 | PolicySource $source, |
| 28 | ) { |
| 29 | $this->resolver = new DefaultPolicyResolver($source); |
| 30 | } |
| 31 | |
| 32 | public function getEffectiveBool(string $policyKey, PolicyContext $context): bool { |
| 33 | if ($this->depth > 0) { |
| 34 | return false; |
| 35 | } |
| 36 | |
| 37 | $this->depth++; |
| 38 | try { |
| 39 | return $this->resolver |
| 40 | ->resolve($this->registry->get($policyKey), $context) |
| 41 | ->getEffectiveValueAsBool(); |
| 42 | } finally { |
| 43 | $this->depth--; |
| 44 | } |
| 45 | } |
| 46 | } |