c# .net scrape pdf documents

Martin Polegek answered on August 16, 2023 Popularity 3/10 Helpfulness 1/10

answer c# .net scrape pdf documents

c# .net scrape pdf documents

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static void Main(string[] args)
    {
        PdfReader reader = new PdfReader(@"c:\test.pdf");

        StringBuilder builder = new StringBuilder();

        for (int x = 1; x <= reader.NumberOfPages; x++)
        {
            PdfDictionary page = reader.GetPageN(x);
            IRenderListener listener = new SBTextRenderer(builder);
            PdfContentStreamProcessor processor = new PdfContentStreamProcessor(listener);
            PdfDictionary pageDic = reader.GetPageN(x);
            PdfDictionary resourcesDic = pageDic.GetAsDict(PdfName.RESOURCES);
            processor.ProcessContent(ContentByteUtils.GetContentBytesForPage(reader, x), resourcesDic);
        }
    }

public class SBTextRenderer : IRenderListener
{

    private StringBuilder _builder;
    public SBTextRenderer(StringBuilder builder)
    {
        _builder = builder;
    }
    #region IRenderListener Members

    public void BeginTextBlock()
    {
    }

    public void EndTextBlock()
    {
    }

    public void RenderImage(ImageRenderInfo renderInfo)
    {
    }

    public void RenderText(TextRenderInfo renderInfo)
    {
        _builder.Append(renderInfo.GetText());
    }

    #endregion
}

Popularity 3/10 Helpfulness 1/10 Language csharp

Source: stackoverflow.com

Tags: .net c# documents pdf scrape

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