64 lines
1.7 KiB
Markdown
64 lines
1.7 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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use Kreuzberg\ExtractionConfig;
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// Extract PDF metadata
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$result = Kreuzberg::extract_file_sync("document.pdf", null, new ExtractionConfig());
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if ($result->metadata?->pdf) {
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$pdfMeta = $result->metadata->pdf;
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if ($pdfMeta->page_count !== null) {
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echo "Pages: " . $pdfMeta->page_count . "\n";
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}
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if ($pdfMeta->author !== null) {
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echo "Author: " . $pdfMeta->author . "\n";
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}
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if ($pdfMeta->title !== null) {
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echo "Title: " . $pdfMeta->title . "\n";
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}
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}
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// Extract HTML metadata
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$htmlResult = Kreuzberg::extract_file_sync("page.html", null, new ExtractionConfig());
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if ($htmlResult->metadata?->html) {
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$htmlMeta = $htmlResult->metadata->html;
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if ($htmlMeta->title !== null) {
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echo "Title: " . $htmlMeta->title . "\n";
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}
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if ($htmlMeta->description !== null) {
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echo "Description: " . $htmlMeta->description . "\n";
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}
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// Access keywords array
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echo "Keywords: " . implode(", ", $htmlMeta->keywords ?? []) . "\n";
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// Access canonical URL
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if ($htmlMeta->canonical_url !== null) {
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echo "Canonical: " . $htmlMeta->canonical_url . "\n";
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}
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// Access Open Graph fields
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if (!empty($htmlMeta->open_graph)) {
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if (isset($htmlMeta->open_graph["image"])) {
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echo "OG Image: " . $htmlMeta->open_graph["image"] . "\n";
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}
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}
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// Access language
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if ($htmlMeta->language !== null) {
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echo "Language: " . $htmlMeta->language . "\n";
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}
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// Access headers
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if (!empty($htmlMeta->headers)) {
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foreach ($htmlMeta->headers as $header) {
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echo "Header (level " . $header->level . "): " . $header->text . "\n";
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}
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}
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}
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?>
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```
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