65 lines
1.5 KiB
Markdown
65 lines
1.5 KiB
Markdown
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```php title="PHP"
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<?php declare(strict_types=1);
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use Kreuzberg\Kreuzberg;
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class PdfMetadataExtractor implements PostProcessor {
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public function name(): string {
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return "pdf-metadata-extractor";
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}
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public function version(): string {
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return "1.0.0";
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}
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public function initialize(): void {
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// Load PDF parsing libraries if needed
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}
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public function shutdown(): void {
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// Cleanup resources
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}
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public function process(object &$result, object $config): void {
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// Only process PDFs
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if ($result->mime_type !== 'application/pdf') {
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return;
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}
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// Extract and attach metadata
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if (!isset($result->metadata)) {
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$result->metadata = [];
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}
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if (is_array($result->metadata)) {
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$result->metadata = array_merge($result->metadata, [
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'pdf_processor' => 'pdf-metadata-extractor',
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'extracted_at' => date('Y-m-d H:i:s'),
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]);
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}
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}
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public function processingStage(): string {
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return "Middle";
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}
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public function shouldProcess(object $result, object $config): bool {
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return $result->mime_type === 'application/pdf';
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}
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public function estimatedDurationMs(object $result): int {
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return 10;
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}
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public function priority(): int {
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return 60;
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}
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}
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// Register the PDF metadata extractor
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$processor = new PdfMetadataExtractor();
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Kreuzberg::registerPostProcessor($processor);
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echo "PDF metadata extractor registered\n";
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```
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