/// <summary>
/// Publishes a generic letter on School letterhead. PDF protection options are set via the boolean properties of this object.
/// Document is digitally signed using a certificate generated by the local certificate authority in the dublinschool.org domain.
/// </summary>
/// <param name="bodyHtml">Body of the letter.</param>
/// <param name="signerId">Employee id of the Faculty who will put their signature on the document. (automatically adds the signature image to the end of the document.</param>
public Document PublishGenericLetter(String bodyHtml, bool digitallySign = false, int signerId = -1)
{
String html = Template.Replace("{content}", bodyHtml).Replace("{signature}", signerId == -1? "" : SignatureImage(signerId));
Document document = PdfConverter.ConvertHtmlToPdfDocumentObject(html, BaseURL, BaseURL);
if (digitallySign)
{
try
{
/// digitally sign the document.
HtmlElementMapping dsMap = PdfConverter.HtmlElementsMappingOptions.HtmlElementsMappingResult.GetElementByMappingId("digital_signature_element");
if (dsMap != null)
{
PdfPage page = dsMap.PdfRectangles.Last().PdfPage;
RectangleF rectangle = dsMap.PdfRectangles.Last().Rectangle;
DigitalCertificate cert = DocumentSigningCertificate;
DigitalSignatureElement dse = new DigitalSignatureElement(rectangle, cert);
dse.Reason = "Ensure Document Integrity and Protect from unwanted changes.";
dse.ContactInfo = "Contact Email: [email protected]";
dse.Location = "Issuing Web Server";
page.AddElement(dse);
}
}
catch (Exception e)
{
//WebhostEventLog.CommentLog.LogError("Failed to Apply digital signature to document...{0}{1}", Environment.NewLine, e.Message);
}
}
return(document);
}
