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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | namespace Phpdftk\Pdf\Conformance; |
| 6 | |
| 7 | use Phpdftk\Pdf\Conformance\Inspection\ReaderDocumentInspector; |
| 8 | use Phpdftk\Pdf\Conformance\Profile\ConformanceProfile; |
| 9 | use Phpdftk\Pdf\Conformance\Result\ConformanceResult; |
| 10 | use Phpdftk\Pdf\Conformance\Validator\ConformanceValidator; |
| 11 | use Phpdftk\Pdf\Reader\PdfReader; |
| 12 | |
| 13 | /** |
| 14 | * High-level conformance checker for existing PDFs. |
| 15 | * |
| 16 | * Loads a PDF via PdfReader and validates it against one or more |
| 17 | * conformance profiles, returning structured results. |
| 18 | * |
| 19 | * Usage: |
| 20 | * $results = ConformanceChecker::open('document.pdf') |
| 21 | * ->checkProfile(PdfAProfile::A1b); |
| 22 | * |
| 23 | * $results = ConformanceChecker::openString($bytes) |
| 24 | * ->checkProfiles([PdfAProfile::A2b, PdfUaProfile::UA1]); |
| 25 | * |
| 26 | * @api |
| 27 | */ |
| 28 | final class ConformanceChecker |
| 29 | { |
| 30 | private readonly ReaderDocumentInspector $inspector; |
| 31 | private readonly ConformanceValidator $validator; |
| 32 | |
| 33 | private function __construct( |
| 34 | private readonly PdfReader $reader, |
| 35 | ) { |
| 36 | $this->inspector = new ReaderDocumentInspector($reader); |
| 37 | $this->validator = new ConformanceValidator(); |
| 38 | } |
| 39 | |
| 40 | /** |
| 41 | * Open a PDF file for conformance checking. |
| 42 | */ |
| 43 | public static function open(string $path, string $password = ''): self |
| 44 | { |
| 45 | $reader = PdfReader::fromFile($path, $password); |
| 46 | return new self($reader); |
| 47 | } |
| 48 | |
| 49 | /** |
| 50 | * Open a PDF from a byte string for conformance checking. |
| 51 | */ |
| 52 | public static function openString(string $bytes, string $password = ''): self |
| 53 | { |
| 54 | $reader = PdfReader::fromString($bytes, $password); |
| 55 | return new self($reader); |
| 56 | } |
| 57 | |
| 58 | /** |
| 59 | * Check the PDF against a single conformance profile. |
| 60 | */ |
| 61 | public function checkProfile(ConformanceProfile $profile): ConformanceResult |
| 62 | { |
| 63 | return $this->validator->validate($this->inspector, $profile); |
| 64 | } |
| 65 | |
| 66 | /** |
| 67 | * Check the PDF against multiple conformance profiles. |
| 68 | * |
| 69 | * @param ConformanceProfile[] $profiles |
| 70 | * @return list<ConformanceResult> |
| 71 | */ |
| 72 | public function checkProfiles(array $profiles): array |
| 73 | { |
| 74 | return $this->validator->validateAll($this->inspector, $profiles); |
| 75 | } |
| 76 | |
| 77 | /** |
| 78 | * Get the underlying PdfReader for additional inspection. |
| 79 | */ |
| 80 | public function getReader(): PdfReader |
| 81 | { |
| 82 | return $this->reader; |
| 83 | } |
| 84 | } |