Created
September 12, 2022 21:11
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[HttpPost] | |
public string SignDocument([FromBody] TXTextControl.Web.MVC.DocumentViewer.Models.SignatureData data) { | |
byte[] bPDF; | |
// create temporary ServerTextControl | |
using (TXTextControl.ServerTextControl tx = new TXTextControl.ServerTextControl()) { | |
tx.Create(); | |
// load the document | |
tx.Load(Convert.FromBase64String(data.SignedDocument.Document), | |
TXTextControl.BinaryStreamType.InternalUnicodeFormat); | |
// create a certificate | |
X509Certificate2 cert = new X509Certificate2("App_Data/textcontrolself.pfx", "123"); | |
// assign the certificate to the signature fields | |
TXTextControl.SaveSettings saveSettings = new TXTextControl.SaveSettings() { | |
CreatorApplication = "TX Text Control Sample Application", | |
SignatureFields = new DigitalSignature[] { | |
new TXTextControl.DigitalSignature(cert, null, "txsign") | |
} | |
}; | |
// save the document as PDF | |
tx.Save(out bPDF, TXTextControl.BinaryStreamType.AdobePDFA, saveSettings); | |
} | |
// return as Base64 encoded string | |
return Convert.ToBase64String(bPDF); | |
} |
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