/// <summary>
/// Uploads a file to the webserver.
/// </summary>
/// <param name="title">The title for the file, to be used in the Database.</param>
/// <param name="type">What type of file is uploaded. Example: 'FirstAid' or 'DoctorsNote'.</param>
/// <param name="fileLocation">The local filepath to the document.</param>
/// <param name="url">The url of the server, where the file will be uploaded.</param>
/// <returns>Returns a bool wether the operation was completed or not.</returns>
private bool UploadFile(string title, string type, string fileLocation, string url)
{
Spire.Pdf.PdfDocument document = new Spire.Pdf.PdfDocument();
FileInfo file = new FileInfo(fileLocation);
if (!file.Exists)
{
return(false);
}
if (file.Extension != ".pdf")
{
Spire.Pdf.PdfPageBase page = document.Pages.Add();
PdfImage image = PdfImage.FromFile(fileLocation);
fileLocation = Path.Combine(Path.GetTempPath(), $"{Guid.NewGuid()}.pdf");
float widthFitRate = image.PhysicalDimension.Width / page.Canvas.ClientSize.Width;
float heightFitRate = image.PhysicalDimension.Height / page.Canvas.ClientSize.Height;
float fitRate = Math.Max(widthFitRate, heightFitRate);
float fitWidth = image.PhysicalDimension.Width / fitRate;
float fitHeight = image.PhysicalDimension.Height / fitRate;
page.Canvas.DrawImage(image, 30, 30, fitWidth, fitHeight);
document.DocumentInformation.Title = $"{Session.LoggedInUser.Fullname} - {type}";
document.DocumentInformation.Author = Session.LoggedInUser.Fullname;
document.DocumentInformation.CreationDate = DateTime.Now;
document.SaveToFile(fileLocation);
document.Close();
}
else
{
document.LoadFromFile(fileLocation);
document.DocumentInformation.Title = $"{Session.LoggedInUser.Fullname} - {type}";
document.DocumentInformation.Author = Session.LoggedInUser.Fullname;
document.DocumentInformation.CreationDate = DateTime.Now;
document.SaveToFile(fileLocation);
document.Close();
}
document.Dispose();
string fileUrl = SendToServer(fileLocation, url);
if (fileUrl == "null")
{
return(false);
}
if (!MySql.UploadDocument(title, type, DateTime.Today, Session.LoggedInUser.Id, fileUrl))
{
return(false);
}
return(true);
}
//public static void ToTIFF(List<string> imagesPath,string folderName)
//{
// System.Drawing.Imaging.Encoder enc = System.Drawing.Imaging.Encoder.SaveFlag;
// EncoderParameters ep = new EncoderParameters(1);
// ep.Param[0] = new EncoderParameter(enc, (long)EncoderValue.MultiFrame);
// Bitmap pages = null;
// File.MemoryStream ms = new MemoryStream(File.ReadAllBytes());
// pages = (Bitmap)Image.FromStream(ms);
// int frame = 0;
// foreach (var item in imagesPath)
// {
// MemoryStream mss = new MemoryStream(File.ReadAllBytes(item));
// Bitmap bm = (Bitmap)Image.FromStream(mss);
// int frameCount = bm.GetFrameCount(FrameDimension.Page);
// for (int i = 0; i < frameCount; i++)
// {
// bm.SelectActiveFrame(FrameDimension.Page, i);
// pages.SaveAdd(bm, ep);
// }
// }
// pages.Save(@"C:\1\TiffFile.tif");
//}
//public static class TiffHelper
//{
// /// <summary>
// /// Merges multiple TIFF files (including multipage TIFFs) into a single multipage TIFF file.
// /// </summary>
// public static byte[] MergeTiff(params byte[][] tiffFiles)
// {
// byte[] tiffMerge = null;
// using (var msMerge = new MemoryStream())
// {
// //get the codec for tiff files
// ImageCodecInfo ici = null;
// foreach (ImageCodecInfo i in ImageCodecInfo.GetImageEncoders())
// if (i.MimeType == "image/tiff")
// ici = i;
// System.Drawing.Imaging.Encoder enc = System.Drawing.Imaging.Encoder.SaveFlag;
// EncoderParameters ep = new EncoderParameters(1);
// Bitmap pages = null;
// int frame = 0;
// foreach (var tiffFile in tiffFiles)
// {
// using (var imageStream = new MemoryStream(tiffFile))
// {
// using (Image tiffImage = Image.FromStream(imageStream))
// {
// foreach (Guid guid in tiffImage.FrameDimensionsList)
// {
// //create the frame dimension
// FrameDimension dimension = new FrameDimension(guid);
// //Gets the total number of frames in the .tiff file
// int noOfPages = tiffImage.GetFrameCount(dimension);
// for (int index = 0; index < noOfPages; index++)
// {
// FrameDimension currentFrame = new FrameDimension(guid);
// tiffImage.SelectActiveFrame(currentFrame, index);
// using (MemoryStream tempImg = new MemoryStream())
// {
// tiffImage.Save(tempImg, ImageFormat.Tiff);
// {
// if (frame == 0)
// {
// //save the first frame
// pages = (Bitmap)Image.FromStream(tempImg);
// ep.Param[0] = new EncoderParameter(enc, (long)EncoderValue.MultiFrame);
// pages.Save(msMerge, ici, ep);
// }
// else
// {
// //save the intermediate frames
// ep.Param[0] = new EncoderParameter(enc, (long)EncoderValue.FrameDimensionPage);
// pages.SaveAdd((Bitmap)Image.FromStream(tempImg), ep);
// }
// }
// frame++;
// }
// }
// }
// }
// }
// }
// if (frame > 0)
// {
// //flush and close.
// ep.Param[0] = new EncoderParameter(enc, (long)EncoderValue.Flush);
// pages.SaveAdd(ep);
// }
// msMerge.Position = 0;
// tiffMerge = msMerge.ToArray();
// }
// return tiffMerge;
// }
//}
public static MemoryStream ToPDF(List <byte[]> input)
{
try
{
MemoryStream memoryStream = new MemoryStream();
using (Spire.Pdf.PdfDocument document = new Spire.Pdf.PdfDocument())
{
foreach (byte[] element in input)
{
MemoryStream imageMemoryStream = new MemoryStream(element);
Spire.Pdf.PdfPageBase page = document.Pages.Add();
Spire.Pdf.Graphics.PdfImage image = Spire.Pdf.Graphics.PdfImage.FromStream(imageMemoryStream);
//page.PageInfo.Margin.Bottom = 0;
//page.PageInfo.Margin.Top = 0;
//page.PageInfo.Margin.Left = 0;
//page.PageInfo.Margin.Right = 0;
//page.PageInfo.IsLandscape = false;
float widthFitRate = image.PhysicalDimension.Width / page.Canvas.ClientSize.Width;
float heightFitRate = image.PhysicalDimension.Height / page.Canvas.ClientSize.Height;
float fitRate = Math.Max(widthFitRate, heightFitRate);
float fitWidth = image.PhysicalDimension.Width / fitRate;
float fitHeight = image.PhysicalDimension.Height / fitRate;
page.Canvas.DrawImage(image, 0, 0, fitWidth, fitHeight);
}
//document.PDFStandard.CompressionLevel(new Document.ConvertOptions()
//{
// LinkDuplcateStreams = true,
// RemoveUnusedObjects = true,
// RemoveUnusedStreams = true,
// CompressImages = true //IMP
//});
document.SaveToStream(memoryStream);
}
return(memoryStream);
}
catch
{
throw;
}
}
public async Task GeneratePdf(string html, string filePath)
{
await Task.Run(() =>
{
using (FileStream ms = new FileStream(filePath, FileMode.Create))
{
PdfSharp.Pdf.PdfDocument pdf = TheArtOfDev.HtmlRenderer.PdfSharp.PdfGenerator.GeneratePdf(html, PdfSharp.PageSize.A4);
pdf.Save(ms);
ms.Close();
}
Spire.Pdf.PdfDocument abc = new Spire.Pdf.PdfDocument(filePath);
Spire.Pdf.Graphics.PdfImage image = Spire.Pdf.Graphics.PdfImage.FromFile(@"D:\Logo.png");
float width = image.Width * 0.75f;
float height = image.Height * 0.75f;
Spire.Pdf.PdfPageBase page0 = abc.Pages[0];
float x = (page0.Canvas.ClientSize.Width - width) / 2;
page0.Canvas.DrawImage(image, x, 60, width, height);
abc.SaveToFile(filePath);
});
}
