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1<?php
2
3declare(strict_types=1);
4
5namespace Phpdftk\Pdf\Conformance\Constraint;
6
7use Phpdftk\Pdf\Conformance\Inspection\DocumentInspector;
8use Phpdftk\Pdf\Conformance\Profile\ConformanceProfile;
9use Phpdftk\Pdf\Conformance\Result\ConformanceViolation;
10use Phpdftk\Pdf\Conformance\Result\ViolationSeverity;
11
12/**
13 * PDF/A clause 6.6: Encryption is prohibited.
14 */
15final class EncryptionConstraint implements ConformanceConstraint
16{
17    public function check(DocumentInspector $inspector, ConformanceProfile $profile): array
18    {
19        if ($inspector->hasEncryption()) {
20            return [new ConformanceViolation(
21                clause: '6.6',
22                message: 'Encryption is prohibited in ' . $profile->getFamily() . '-' . $profile->getLevel(),
23                severity: ViolationSeverity::Error,
24            )];
25        }
26
27        return [];
28    }
29}