public async Task <FileStreamResult> RenderViewAsPdf(string viewName, object model, string fileName)
{
var htmlString = await RenderViewAsHtml(viewName, model);
MemoryStream inMemoryStream = new MemoryStream();
SelectPdf.HtmlToPdf converter = new SelectPdf.HtmlToPdf();
SelectPdf.PdfDocument doc = converter.ConvertHtmlString(htmlString);
doc.Save(inMemoryStream);
doc.Close();
inMemoryStream.Seek(0, SeekOrigin.Begin);
var retStream = new FileStreamResult(inMemoryStream, new MediaTypeHeaderValue("application/pdf"));
if (!string.IsNullOrEmpty(fileName))
{
retStream.FileDownloadName = fileName;
}
return(retStream);
}
private void ConvertToPDF(object state)
{
var p = state as object[];
var html = p[0].ToString();
var outputFile = p[1].ToString();
var converter = new HtmlToPdf
{
Options =
{
PdfPageSize = PdfPageSize.A4,
PdfPageOrientation = PdfPageOrientation.Portrait,
WebPageWidth = 210,
WebPageHeight = 297,
CssMediaType = HtmlToPdfCssMediaType.Screen,
DrawBackground = true
}
};
//Generate PDF file
var doc = converter.ConvertHtmlString(html);
if (File.Exists(outputFile))
{
File.Delete(outputFile);
}
doc.Save(outputFile);
doc.Close();
if (ConfigInfo.SaveHtml)
{
File.WriteAllText(outputFile.Replace(".pdf", ".html"), html, Encoding.UTF8);
}
BeginInvoke((Action)(() =>
{
barProgress.PerformStep();
lblStatus.Text = $@"Archivo PDF {barProgress.Value}/{barProgress.Maximum}";
}));
}
/// <summary>
/// Generate pdf from html string with custom settings.
/// </summary>
/// <param name="settings">Pdf convertation settings</param>
/// <param name="htmlString"></param>
/// <returns>Pdf data is an memory stream.</returns>
public Stream ConvertToPdfAsStream(HtmlToPdfSettings settings, string htmlString)
{
if (settings == null)
{
throw new ArgumentNullException("settings", "Pdf settings is null");
}
if (string.IsNullOrEmpty(htmlString))
{
throw new ArgumentNullException("htmlString", "Source html is empty");
}
ApplyUserSettings(settings);
var pdfContainer = _internalConverter.ConvertHtmlString(htmlString);
var pdfStream = new MemoryStream();
pdfContainer.Save(pdfStream);
return(pdfStream);
}
public static byte[] GetSelectPdf(string htmlString, PdfPageSize pdfPageSize, string Titulo = "", string Autor = "", string Asunto = "", string PalabraClave = "")
{
byte[] PDFBytes = null;
try
{
SelectPdf.HtmlToPdf htmlToPdf = new SelectPdf.HtmlToPdf();
htmlToPdf.Options.PdfPageSize = pdfPageSize;
htmlToPdf.Options.PdfPageOrientation = PdfPageOrientation.Portrait;
htmlToPdf.Options.AutoFitWidth = HtmlToPdfPageFitMode.ShrinkOnly;
htmlToPdf.Options.WebPageWidth = 1000;
htmlToPdf.Options.WebPageHeight = 0;
htmlToPdf.Options.MarginLeft = 0;
htmlToPdf.Options.MarginRight = 0;
htmlToPdf.Options.MarginTop = 0;
htmlToPdf.Options.MarginBottom = 0;
htmlToPdf.Options.PdfDocumentInformation.Title = Titulo;
htmlToPdf.Options.PdfDocumentInformation.Author = Autor;
htmlToPdf.Options.PdfDocumentInformation.CreationDate = DateTime.Now;
htmlToPdf.Options.PdfDocumentInformation.Subject = Asunto;
htmlToPdf.Options.PdfDocumentInformation.Keywords = PalabraClave;
//htmlToPdf.Options.JavaScriptEnabled = true;
htmlToPdf.Options.RenderingEngine = RenderingEngine.WebKitRestricted;
//htmlToPdf.Options.RenderPageOnTimeout = true;
//htmlToPdf.Options.MinPageLoadTime = 2;
//htmlToPdf.Options.CssMediaType = HtmlToPdfCssMediaType.Screen;
SelectPdf.PdfDocument pdf = htmlToPdf.ConvertHtmlString(htmlString);
MemoryStream ms = new MemoryStream();
pdf.Save(ms);
pdf.Close();
PDFBytes = ms.ToArray();
}
catch (Exception ex)
{
throw ex;
}
return(PDFBytes);
}
private void GeneratePdf(string studentName, string studentId, DateTime date, string ccVnName, string ccEnName, string ccNumber, string folderStoragePath, string ccCode, string email, DoWorkEventArgs ev, SelectPdf.HtmlToPdf converter)
{
CertificateModel certificateModel = new CertificateModel();
string filePath = null;
if (backgroundWorker1.CancellationPending)
{
ev.Cancel = true;
}
else
{
try
{
string finishedDate = date.ToString("dd/MM/yyyy", CultureInfo.InvariantCulture);
string[] parameters = { studentName, ccVnName, ccEnName, ccNumber, finishedDate, Application.ExecutablePath.Remove(Application.ExecutablePath.LastIndexOf("\\")).Replace("\\", "/") };
//string filename = "E:/Funix/Template certificate/certificate template 1.pdf";
filePath = $"{folderStoragePath.Replace("\\", "/")}/{ccNumber}-{ccCode}-{studentName}.pdf";
string html = string.Format(contentHtml, parameters);
// define a rendering result object
PdfDocument doc = converter.ConvertHtmlString(html);
doc.Save(filePath);
doc.Close();
//HtmlToImage htmlToImage = new HtmlToImage();
//Image img = htmlToImage.ConvertHtmlString(html);
////TODO: create new file first
//FileStream stream = File.Open("D:/Image/test.png", FileMode.Create);
//img.Save(stream, ImageFormat.Png);
UploadFileToGoogleDrive(studentName, studentId, date, ccEnName, ccNumber, ccCode, email, filePath, ev);
}
catch (Exception e)
{
throw e;
}
}
}
public string SendLOS(string Token)
{
var Member = _context.Users.FirstOrDefault(x => x.Token == Token);
if (Member != null)
{
MemoryStream memoryStream = new MemoryStream();
StreamReader streamReader;
streamReader = new StreamReader(Directory.GetCurrentDirectory().ToString() + "\\Controllers\\Documents\\Certificate.html");
if (streamReader != null)
{
string content = streamReader.ReadToEnd();
if (content != null)
{
content.ToString();
streamReader.Close();
string content1 = content.Replace("Name", Member.Username)
.Replace("Type", "Letter Of Dedicated Status")
.Replace("Date", "December 2019");
SelectPdf.HtmlToPdf converter = new SelectPdf.HtmlToPdf();
converter.Options.PdfPageSize = PdfPageSize.A4;
converter.Options.PdfPageOrientation = PdfPageOrientation.Landscape;
converter.Options.AutoFitHeight = HtmlToPdfPageFitMode.AutoFit;
converter.Options.AutoFitWidth = HtmlToPdfPageFitMode.AutoFit;
PdfDocument doc = new PdfDocument();
doc = converter.ConvertHtmlString(content1);
if (doc != null)
{
doc.Save(memoryStream);
byte[] bytes = memoryStream.ToArray();
memoryStream.Close();
if (bytes != null)
{
sendMail.SendEmail(Member.Email, "Letter Of Dedicated Status", new Attachment(new MemoryStream(bytes), "LOS.pdf"));
doc.Close();
return("Document Sent");
}
return("Document Not Sent");
}
return("Document Not Sent");
}
return("Document Not Sent");
}
return("Document Not Sent");
}
return("Document Not Sent");
}
