66 lines
2.2 KiB
Markdown
66 lines
2.2 KiB
Markdown
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```csharp title="C#"
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using Kreuzberg;
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var config = new ExtractionConfig
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{
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PdfOptions = new PdfConfig { ExtractMetadata = true }
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};
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var result = KreuzbergLib.ExtractFileSync("document.pdf", null, config);
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if (result.Metadata?.Format?.Pdf != null)
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{
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var pdfMeta = result.Metadata.Format.Pdf;
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Console.WriteLine($"Pages: {pdfMeta.PageCount}");
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Console.WriteLine($"Author: {pdfMeta.Author}");
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Console.WriteLine($"Title: {pdfMeta.Title}");
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}
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var htmlResult = KreuzbergLib.ExtractFileSync("page.html", null, config);
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if (htmlResult.Metadata?.Format?.Html != null)
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{
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var htmlMeta = htmlResult.Metadata.Format.Html;
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Console.WriteLine($"Title: {htmlMeta.Title}");
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Console.WriteLine($"Description: {htmlMeta.Description}");
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if (htmlMeta.Keywords != null && htmlMeta.Keywords.Count > 0)
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{
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Console.WriteLine($"Keywords: {string.Join(", ", htmlMeta.Keywords)}");
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}
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if (htmlMeta.CanonicalUrl != null)
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{
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Console.WriteLine($"Canonical URL: {htmlMeta.CanonicalUrl}");
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}
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if (htmlMeta.OpenGraph != null && htmlMeta.OpenGraph.Count > 0)
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{
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if (htmlMeta.OpenGraph.ContainsKey("image"))
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Console.WriteLine($"Open Graph Image: {htmlMeta.OpenGraph["image"]}");
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if (htmlMeta.OpenGraph.ContainsKey("title"))
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Console.WriteLine($"Open Graph Title: {htmlMeta.OpenGraph["title"]}");
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}
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if (htmlMeta.TwitterCard != null && htmlMeta.TwitterCard.Count > 0)
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{
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if (htmlMeta.TwitterCard.ContainsKey("card"))
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Console.WriteLine($"Twitter Card Type: {htmlMeta.TwitterCard["card"]}");
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}
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if (htmlMeta.Language != null)
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Console.WriteLine($"Language: {htmlMeta.Language}");
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if (htmlMeta.Headers != null && htmlMeta.Headers.Count > 0)
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Console.WriteLine($"Headers: {string.Join(", ", htmlMeta.Headers.Select(h => h.Text))}");
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if (htmlMeta.Links != null && htmlMeta.Links.Count > 0)
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{
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foreach (var link in htmlMeta.Links)
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Console.WriteLine($"Link: {link.Href} ({link.Text})");
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}
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if (htmlMeta.Images != null && htmlMeta.Images.Count > 0)
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Console.WriteLine($"Images: {string.Join(", ", htmlMeta.Images.Select(i => i.Src))}");
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}
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```
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