public static bool GeneratePDF(string htmlContent, string fullPath)
{
HtmlToPdfConverter htmlConverter = new HtmlToPdfConverter();
WebKitConverterSettings settings = new WebKitConverterSettings();
settings.Margin.All = 8;
//Set WebKit path
if (System.Runtime.InteropServices.RuntimeInformation.IsOSPlatform(System.Runtime.InteropServices.OSPlatform.Windows))
{
settings.WebKitPath = Path.Combine(Configurations.Environment.ContentRootPath, "lib", "QtBinariesDotNetCore");
}
else
{
settings.WebKitPath = Path.Combine(Configurations.Environment.ContentRootPath, "lib", "QtBinaries");
}
//Assign WebKit settings to HTML converter
htmlConverter.ConverterSettings = settings;
//Convert URL to PDF
Syncfusion.Pdf.PdfDocument document = htmlConverter.Convert(htmlContent, "");
//Save and close the PDF document
new FileInfo(fullPath).Directory.Create();
using (var streamWriter = File.Create(fullPath))
{
document.Save(streamWriter);
}
document.Close(true);
return(true);
}
public async System.Threading.Tasks.Task <ActionResult> Index(string button)
{
if (button == null)
{
return(View());
}
ViewBag.Message = string.Empty;
if (Request.Form.Files != null)
{
string extension = Path.GetExtension(Request.Form.Files[0].FileName).ToLower();
if (extension == ".doc" || extension == ".docx" || extension == ".docm" ||
extension == ".xml")
{
MemoryStream stream = new MemoryStream();
Request.Form.Files[0].CopyTo(stream);
try
{
WordDocument document = new WordDocument(stream, FormatType.Automatic);
stream.Dispose();
stream = null;
DocIORenderer render = new DocIORenderer();
Syncfusion.Pdf.PdfDocument pdf = render.ConvertToPDF(document);
MemoryStream memoryStream = new MemoryStream();
pdf.Save(memoryStream);
render.Dispose();
document.Close();
pdf.Close();
memoryStream.Position = 0;
return(File(memoryStream, "application/pdf", "WordToPDF.pdf"));
}
catch (Exception ex)
{
ViewBag.Message = string.Format("The input document could not be processed completely.");
}
}
else
{
ViewBag.Message = string.Format("Choose a Word format document to convert to PDF");
}
}
return(View());
}
public void RunSynfusionBenchmark(string fileToSplit, int splitByPagesNumber, int?pagesCountToProcess = null)
{
var srcFile = Path.Combine(_rootFolder, fileToSplit);
var file = new FileInfo(srcFile);
var name = file.Name.Substring(0, file.Name.LastIndexOf(".", StringComparison.Ordinal));
var stopwatch = new Stopwatch();
stopwatch.Start();
var srcStream = new FileStream(srcFile, FileMode.Open, FileAccess.Read);
var docToSplit = new PdfLoadedDocument(srcStream)
{
EnableMemoryOptimization = true
};
var pagesCount = pagesCountToProcess ?? docToSplit.PageCount;
var iteration = 1;
var currentPageIndex = 0;
//Split the pages into separate documents.
while (currentPageIndex < pagesCount)
{
var newDocument = new Syncfusion.Pdf.PdfDocument {
EnableMemoryOptimization = true
};
int endPage = currentPageIndex + splitByPagesNumber < pagesCount
? currentPageIndex + splitByPagesNumber - 1
: pagesCount - 1;
newDocument.ImportPageRange(docToSplit, currentPageIndex, endPage, false);
using (var fileStream = File.Create(Path.Combine(_resultsSyncfusionFolder, $"splitted_{name}_{iteration}.pdf")))
{
newDocument.Save(fileStream);
newDocument.Close();
}
currentPageIndex += splitByPagesNumber;
iteration++;
}
srcStream.Dispose();
docToSplit.Close();
}
private void ConvertHtmlToPdf(string directoryPath)
{
try
{
var mainUrl = Path.Combine(_env.ContentRootPath, "wwwroot");
HtmlToPdfConverter converter = new HtmlToPdfConverter();
WebKitConverterSettings settings = new WebKitConverterSettings();
settings.WebKitPath = Path.Combine(mainUrl, "QtBinariesWindows");
converter.ConverterSettings = settings;
//test
settings.TempPath = Path.Combine(mainUrl, "QtBinariesWindows", "temp");
//
string[] filePaths = Directory.GetFiles(directoryPath);
foreach (string file in filePaths)
{
FileInfo info = new FileInfo(file);
if (File.Exists(info.FullName))
{
if (info.Extension.Equals(".html"))
{
Syncfusion.Pdf.PdfDocument document = converter.Convert(info.FullName);
MemoryStream ms = new MemoryStream();
document.Save(ms);
document.Close(true);
ms.Position = 0;
FileStreamResult fileStreamResult = new FileStreamResult(ms, "application/pdf");
var fileName = info.Name.Split(".")[0] + ".pdf";
var destSource = Path.Combine(directoryPath, fileName);
var fileStream = new FileStream(destSource, FileMode.Create, FileAccess.Write);
fileStreamResult.FileStream.CopyTo(fileStream);
fileStream.Close();
}
}
}
}
catch (Exception ex)
{
DeleteDirectory(directoryPath);
throw ex;
}
}
byte[] HtmlByteToPdfByte(byte[] htmlByte)
{
string html = Encoding.ASCII.GetString(htmlByte);
//SelectPdf.HtmlToPdf converter = new SelectPdf.HtmlToPdf();
//SelectPdf.PdfDocument doc = converter.ConvertHtmlString(html);
Syncfusion.HtmlConverter.HtmlToPdfConverter con = new Syncfusion.HtmlConverter.HtmlToPdfConverter();
Syncfusion.Pdf.PdfDocument pdfData = con.Convert(html);
MemoryStream stream = new MemoryStream();
pdfData.Save(stream);
pdfData.Close(true);
// Converts the PdfDocument object to byte form.
byte[] docBytes = stream.ToArray();
return(docBytes);
}
/// <summary>
/// 获得Word文件的预览图
/// </summary>
/// <param name="path">文件路径</param>
/// <returns>Word的预览</returns>
public static async Task <IRandomAccessStream> GetWordPreviewAsync(string path)
{
StorageFile file = await StorageFile.GetFileFromPathAsync(path);
var res = await file.OpenAsync(FileAccessMode.Read);
WordDocument wordDocument = new WordDocument();
wordDocument.Open(res.AsStream(), Syncfusion.DocIO.FormatType.Automatic);
DocIORenderer render = new DocIORenderer();
Syncfusion.Pdf.PdfDocument pdfDocument = render.ConvertToPDF(wordDocument);
render.Dispose();
wordDocument.Dispose();
InMemoryRandomAccessStream ms = new InMemoryRandomAccessStream();
pdfDocument.Save(ms.AsStream());
currentFileType = PreviewModel.FileType.Office;
return(await GetPDFPreviewFromStreamAsync(ms));
}
private async void SavePDF_Click()
{
try
{
using (Syncfusion.Pdf.PdfDocument PDFdocument = new Syncfusion.Pdf.PdfDocument())
{
Syncfusion.Pdf.PdfPage page = PDFdocument.Pages.Add();
PdfGraphics graphics = page.Graphics;
Syncfusion.Pdf.Graphics.PdfFont font = new PdfStandardFont(PdfFontFamily.Helvetica, 20);
graphics.DrawString(textFile, font, PdfBrushes.Black, new System.Drawing.PointF(0, 0));
MemoryStream ms = new MemoryStream();
await PDFdocument.SaveAsync(ms).ConfigureAwait(true);
//SaveFilePdf.Save(ms, "New PDF file.pdf");
SaveFilePdf.Save(ms, nameFile.Text, pathSaveFile.Text);
PDFdocument.Save(ms);
PDFdocument.Close(true);
ms.Dispose();
}
}
catch (ArgumentNullException)
{
}
}
public ActionResult TableofContents(string Group1, string UpdateTOC)
{
if (Group1 == null)
{
return(View());
}
WordDocument doc = new WordDocument();
doc.EnsureMinimal();
WParagraph para = doc.LastParagraph;
para.AppendText("Essential DocIO - Table of Contents");
para.ParagraphFormat.HorizontalAlignment = Syncfusion.DocIO.DLS.HorizontalAlignment.Center;
para.ApplyStyle(BuiltinStyle.Heading4);
para = doc.LastSection.AddParagraph() as WParagraph;
para.ParagraphFormat.HorizontalAlignment = Syncfusion.DocIO.DLS.HorizontalAlignment.Center;
para.ApplyStyle(BuiltinStyle.Heading4);
if (UpdateTOC != "Update")
{
para.AppendText("Select TOC and press F9 to update the Table of Contents").CharacterFormat.HighlightColor = Syncfusion.Drawing.Color.Yellow;
}
para = doc.LastSection.AddParagraph() as WParagraph;
//Insert TOC
TableOfContent toc = para.AppendTOC(1, 3);
para.ApplyStyle(BuiltinStyle.Heading4);
//Apply built-in paragraph formatting
WSection section = doc.LastSection;
#region Default Styles
WParagraph newPara = section.AddParagraph() as WParagraph;
newPara = section.AddParagraph() as WParagraph;
newPara.AppendBreak(BreakType.PageBreak);
WTextRange text = newPara.AppendText("Document with Default styles") as WTextRange;
newPara.ApplyStyle(BuiltinStyle.Heading1);
newPara = section.AddParagraph() as WParagraph;
newPara.AppendText("This is the heading1 of built in style. This sample demonstrates the TOC insertion in a word document. Note that DocIO can only insert TOC field in a word document. It can not refresh or create TOC field. MS Word refreshes the TOC field after insertion. Please update the field or press F9 key to refresh the TOC.");
section.AddParagraph();
newPara = section.AddParagraph() as WParagraph;
text = newPara.AppendText("Section1") as WTextRange;
newPara.ApplyStyle(BuiltinStyle.Heading2);
newPara = section.AddParagraph() as WParagraph;
newPara.AppendText("This is the heading2 of built in style. A document can contain any number of sections. Sections are used to apply same formatting for a group of paragraphs. You can insert sections by inserting section breaks.");
section.AddParagraph();
newPara = section.AddParagraph() as WParagraph;
text = newPara.AppendText("Paragraph1") as WTextRange;
newPara.ApplyStyle(BuiltinStyle.Heading3);
newPara = section.AddParagraph() as WParagraph;
newPara.AppendText("This is the heading3 of built in style. Each section contains any number of paragraphs. A paragraph is a set of statements that gives a meaning for the text.");
section.AddParagraph();
newPara = section.AddParagraph() as WParagraph;
text = newPara.AppendText("Paragraph2") as WTextRange;
newPara.ApplyStyle(BuiltinStyle.Heading3);
newPara = section.AddParagraph() as WParagraph;
newPara.AppendText("This is the heading3 of built in style. This demonstrates the paragraphs at the same level and style as that of the previous one. A paragraph can have any number formatting. This can be attained by formatting each text range in the paragraph.");
section.AddParagraph();
section = doc.AddSection() as WSection;
section.BreakCode = SectionBreakCode.NewPage;
newPara = section.AddParagraph() as WParagraph;
text = newPara.AppendText("Section2") as WTextRange;
newPara.ApplyStyle(BuiltinStyle.Heading2);
newPara = section.AddParagraph() as WParagraph;
newPara.AppendText("This is the heading2 of built in style. A document can contain any number of sections. Sections are used to apply same formatting for a group of paragraphs. You can insert sections by inserting section breaks.");
section.AddParagraph();
newPara = section.AddParagraph() as WParagraph;
text = newPara.AppendText("Paragraph1") as WTextRange;
newPara.ApplyStyle(BuiltinStyle.Heading3);
newPara = section.AddParagraph() as WParagraph;
newPara.AppendText("This is the heading3 of built in style. Each section contains any number of paragraphs. A paragraph is a set of statements that gives a meaning for the text.");
section.AddParagraph();
newPara = section.AddParagraph() as WParagraph;
text = newPara.AppendText("Paragraph2") as WTextRange;
newPara.ApplyStyle(BuiltinStyle.Heading3);
newPara = section.AddParagraph() as WParagraph;
newPara.AppendText("This is the heading3 of built in style. This demonstrates the paragraphs at the same level and style as that of the previous one. A paragraph can have any number formatting. This can be attained by formatting each text range in the paragraph.");
#endregion
toc.IncludePageNumbers = true;
toc.RightAlignPageNumbers = true;
toc.UseHyperlinks = true;
toc.LowerHeadingLevel = 1;
toc.UpperHeadingLevel = 3;
toc.UseOutlineLevels = true;
//Updates the table of contents.
if (UpdateTOC == "Update")
{
doc.UpdateTableOfContents();
}
#region Document SaveOption
string filename = "";
string contenttype = "";
MemoryStream ms = new MemoryStream();
//Save as .docx format
if (Group1 == "WordDocx")
{
filename = "Table of Contents.docx";
contenttype = "application/vnd.ms-word.document.12";
doc.Save(ms, FormatType.Docx);
}
// Save as .doc format
else if (Group1 == "WordDoc")
{
filename = "Table of Contents.doc";
contenttype = "application/msword";
doc.Save(ms, FormatType.Doc);
}
//Save as .xml format
else if (Group1 == "WordML")
{
filename = "Table of Contents.xml";
contenttype = "application/msword";
doc.Save(ms, FormatType.WordML);
}
//Save as .pdf format
else if (Group1 == "Pdf")
{
filename = "Table of Contents.pdf";
contenttype = "application/pdf";
Syncfusion.DocIORenderer.DocIORenderer renderer = new Syncfusion.DocIORenderer.DocIORenderer();
Syncfusion.Pdf.PdfDocument pdfDoc = renderer.ConvertToPDF(doc);
pdfDoc.Save(ms);
pdfDoc.Close();
}
#endregion Document SaveOption
doc.Close();
ms.Position = 0;
return(File(ms, contenttype, filename));
}