ByteScout PDF Extractor SDK – ASP.NET – ZUGFeRD Invoice Extraction

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ByteScout PDF Extractor SDK – ASP.NET – ZUGFeRD Invoice Extraction

Default.aspx.cs

using System;
using System.IO;
using System.Web;
using Bytescout.PDFExtractor;

namespace ZUGFeRDInvoiceExtraction
{
	public partial class _Default : System.Web.UI.Page
	{
		protected void Page_Load(object sender, EventArgs e)
		{
			String inputFile = Server.MapPath(@".\bin\ZUGFeRD-invoice.pdf");

			// Create Bytescout.PDFExtractor.AttachmentExtractor instance
			AttachmentExtractor extractor = new AttachmentExtractor();
			extractor.RegistrationName = "demo";
			extractor.RegistrationKey = "demo";
			
			// Load sample PDF document
			extractor.LoadDocumentFromFile(inputFile);

			Response.Clear();
			Response.ContentType = "text/html";

            Response.Write("<html><body>\r\n");

            // Display attached ZUGFeRD XML data
			for (int i = 0; i < extractor.Count; i++)
			{
                Response.Write("ZUGFeRD XML invoice attachment: " + extractor.GetFileName(i) + "<br/>");
                MemoryStream mem = new MemoryStream();
				Response.Write("File size: " + extractor.GetSize(i) + "<br/>");

			    // You can save the file into temp folder or save to stream to avoid temp files
                //extractor.Save(i, extractor.GetFileName(i)); 

                extractor.SaveToStream(i, mem);
                mem.Position = 0; // reset the stream position
                StreamReader sreader = new StreamReader(mem);
                string zugferdXmlData = sreader.ReadToEnd(); // XML content

                Response.Write("<textarea rows='20' cols='80'>" + HttpUtility.HtmlEncode(zugferdXmlData) + "</textarea>");
			}

            Response.Write("\r\n</body></html>");

			Response.End();
		}
	}
}

Web.config

<?xml version="1.0"?>

<configuration>
  
    <appSettings/>
    <connectionStrings/>
  
    <system.web>
        <!-- 
            Set compilation debug="true" to insert debugging 
            symbols into the compiled page. Because this 
            affects performance, set this value to true only 
            during development.
        -->
        <compilation debug="true" />
        <!--
            The <authentication> section enables configuration 
            of the security authentication mode used by 
            ASP.NET to identify an incoming user. 
        -->
        <authentication mode="Windows" />
        <!--
            The <customErrors> section enables configuration 
            of what to do if/when an unhandled error occurs 
            during the execution of a request. Specifically, 
            it enables developers to configure html error pages 
            to be displayed in place of a error stack trace.

        <customErrors mode="RemoteOnly" defaultRedirect="GenericErrorPage.htm">
            <error statusCode="403" redirect="NoAccess.htm" />
            <error statusCode="404" redirect="FileNotFound.htm" />
        </customErrors>
        -->
    </system.web>
</configuration>


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