/**
* Parses an HTML string and a string containing CSS into a list of Element objects.
* The FontProvider will be obtained from iText's FontFactory object.
*
* @param html a String containing an XHTML snippet
* @param css a String containing CSS
* @return an ElementList instance
*/
public static ElementList ParseToElementList(String html, String css)
{
// CSS
ICSSResolver cssResolver = new StyleAttrCSSResolver();
if (css != null)
{
ICssFile cssFile = XMLWorkerHelper.GetCSS(new MemoryStream(Encoding.Default.GetBytes(css)));
cssResolver.AddCss(cssFile);
}
// HTML
CssAppliers cssAppliers = new CssAppliersImpl(FontFactory.FontImp);
HtmlPipelineContext htmlContext = new HtmlPipelineContext(cssAppliers);
htmlContext.SetTagFactory(Tags.GetHtmlTagProcessorFactory());
htmlContext.AutoBookmark(false);
// Pipelines
ElementList elements = new ElementList();
ElementHandlerPipeline end = new ElementHandlerPipeline(elements, null);
HtmlPipeline htmlPipeline = new HtmlPipeline(htmlContext, end);
CssResolverPipeline cssPipeline = new CssResolverPipeline(cssResolver, htmlPipeline);
// XML Worker
XMLWorker worker = new XMLWorker(cssPipeline, true);
XMLParser p = new XMLParser(worker);
p.Parse(new MemoryStream(Encoding.Default.GetBytes(html)));
return(elements);
}
public static byte[] ConvertHtmltoPdf(ClientContext context, Microsoft.SharePoint.Client.List documentLibrary, string result, string nameOfTheFile)
{
using (var msOutput = new MemoryStream())
{
using (var stringReader = new StringReader(result))
{
using (Document document = new Document())
{
var pdfWriter = PdfWriter.GetInstance(document, msOutput);
pdfWriter.InitialLeading = 12.5f;
document.Open();
var xmlWorkerHelper = XMLWorkerHelper.GetInstance();
var cssResolver = new StyleAttrCSSResolver();
var xmlWorkerFontProvider = new XMLWorkerFontProvider();
//foreach (string font in fonts)
//{
// xmlWorkerFontProvider.Register(font);
//}
var cssAppliers = new CssAppliersImpl(xmlWorkerFontProvider);
var htmlContext = new HtmlPipelineContext(cssAppliers);
htmlContext.SetTagFactory(Tags.GetHtmlTagProcessorFactory());
PdfWriterPipeline pdfWriterPipeline = new PdfWriterPipeline(document, pdfWriter);
HtmlPipeline htmlPipeline = new HtmlPipeline(htmlContext, pdfWriterPipeline);
CssResolverPipeline cssResolverPipeline = new CssResolverPipeline(cssResolver, htmlPipeline);
XMLWorker xmlWorker = new XMLWorker(cssResolverPipeline, true);
XMLParser xmlParser = new XMLParser(xmlWorker);
xmlParser.Parse(stringReader);
}
}
return(msOutput.ToArray());
}
}
public static ElementList ParseToElementList(string html, string css)
{
ICSSResolver iCSSResolver = new StyleAttrCSSResolver();
if (css != null)
{
ICssFile cSS = XMLWorkerHelper.GetCSS(new MemoryStream(Encoding.Default.GetBytes(css)));
iCSSResolver.AddCss(cSS);
}
MyFontsProvider fontProvider = new MyFontsProvider();
CssAppliers cssAppliers = new CssAppliersImpl(fontProvider);
//CssAppliers cssAppliers = new CssAppliersImpl(FontFactory.FontImp);
HtmlPipelineContext htmlPipelineContext = new HtmlPipelineContext(cssAppliers);
htmlPipelineContext.SetTagFactory(Tags.GetHtmlTagProcessorFactory());
htmlPipelineContext.AutoBookmark(false);
ElementList elementList = new ElementList();
ElementHandlerPipeline next = new ElementHandlerPipeline(elementList, null);
HtmlPipeline next2 = new HtmlPipeline(htmlPipelineContext, next);
CssResolverPipeline pipeline = new CssResolverPipeline(iCSSResolver, next2);
XMLWorker listener = new XMLWorker(pipeline, true);
XMLParser xMLParser = new XMLParser(listener);
//因为XMLWork不支持html的单标签，所以要对单标签进行过滤。不然就会报错：Invalid nested tag div found, expected closing tag br
html = html.Replace("<br>", "").Replace("<hr>", "").Replace("<img>", "").Replace("<param>", "")
.Replace("<link>", "");
//xMLParser.Parse(new MemoryStream(Encoding.Default.GetBytes(html)));
xMLParser.Parse(new MemoryStream(Encoding.UTF8.GetBytes(html)));
return(elementList);
}
protected override void TransformHtml2Pdf()
{
Document doc = new Document(PageSize.A4.Rotate());
PdfWriter pdfWriter = PdfWriter.GetInstance(doc, new FileStream(outPdf, FileMode.Create));
doc.SetMargins(doc.LeftMargin - 10, doc.RightMargin - 10, doc.TopMargin, doc.BottomMargin);
doc.Open();
CssFilesImpl cssFiles = new CssFilesImpl();
cssFiles.Add(
XMLWorkerHelper.GetCSS(
File.OpenRead(RESOURCES + @"\tool\xml\examples\" + "sampleTest.css")));
StyleAttrCSSResolver cssResolver = new StyleAttrCSSResolver(cssFiles);
HtmlPipelineContext hpc =
new HtmlPipelineContext(
new CssAppliersImpl(new XMLWorkerFontProvider(RESOURCES + @"\tool\xml\examples\fonts")));
hpc.SetAcceptUnknown(true).AutoBookmark(true).SetTagFactory(Tags.GetHtmlTagProcessorFactory());
hpc.SetImageProvider(new SampleTest.SampleTestImageProvider());
HtmlPipeline htmlPipeline = new HtmlPipeline(hpc, new PdfWriterPipeline(doc, pdfWriter));
IPipeline pipeline = new CssResolverPipeline(cssResolver, htmlPipeline);
XMLWorker worker = new XMLWorker(pipeline, true);
XMLParser p = new XMLParser(true, worker, Encoding.GetEncoding("UTF-8"));
p.Parse(File.OpenRead(inputHtml), Encoding.GetEncoding("UTF-8"));
doc.Close();
}
protected virtual void TransformHtml2Pdf(Document doc, PdfWriter pdfWriter, IImageProvider imageProvider,
IFontProvider fontProvider, Stream cssFile)
{
CssFilesImpl cssFiles = new CssFilesImpl();
if (cssFile == null)
{
cssFile =
typeof(XMLWorker).Assembly.GetManifestResourceStream("iTextSharp.tool.xml.css.default.css");
}
cssFiles.Add(XMLWorkerHelper.GetCSS(cssFile));
StyleAttrCSSResolver cssResolver = new StyleAttrCSSResolver(cssFiles);
HtmlPipelineContext hpc;
if (fontProvider != null)
{
hpc = new HtmlPipelineContext(new CssAppliersImpl(fontProvider));
}
else
{
hpc = new HtmlPipelineContext(null);
}
hpc.SetImageProvider(imageProvider);
hpc.SetAcceptUnknown(true).AutoBookmark(true).SetTagFactory(Tags.GetHtmlTagProcessorFactory());
HtmlPipeline htmlPipeline = new HtmlPipeline(hpc, new PdfWriterPipeline(doc, pdfWriter));
IPipeline pipeline = new CssResolverPipeline(cssResolver, htmlPipeline);
XMLWorker worker = new XMLWorker(pipeline, true);
XMLParser xmlParse = new XMLParser(true, worker, Encoding.GetEncoding("UTF-8"));
xmlParse.Parse(File.OpenRead(inputHtml), Encoding.GetEncoding("UTF-8"));
}
virtual public void ParseXfaOnlyXML()
{
TextReader bis = File.OpenText(RESOURCE_TEST_PATH + SNIPPETS + TEST + "snippet.html");
Document doc = new Document(PageSize.A4);
float margin = utils.ParseRelativeValue("10%", PageSize.A4.Width);
doc.SetMargins(margin, margin, margin, margin);
PdfWriter writer = null;
try {
writer = PdfWriter.GetInstance(doc, new FileStream(
TARGET + TEST + "Test.pdf", FileMode.Create));
}
catch (DocumentException e) {
Console.WriteLine(e);
}
CssFilesImpl cssFiles = new CssFilesImpl();
cssFiles.Add(XMLWorkerHelper.GetInstance().GetDefaultCSS());
StyleAttrCSSResolver cssResolver = new StyleAttrCSSResolver(cssFiles);
HtmlPipelineContext hpc = new HtmlPipelineContext(null);
hpc.SetAcceptUnknown(true).AutoBookmark(true).SetTagFactory(Tags.GetHtmlTagProcessorFactory());
IPipeline pipeline = new CssResolverPipeline(cssResolver,
new HtmlPipeline(hpc, new PdfWriterPipeline(doc, writer)));
XMLWorker worker = new XMLWorker(pipeline, true);
doc.Open();
XMLParser p = new XMLParser(true, worker);
p.Parse(bis);
doc.Close();
}
protected override void MakePdf(string outPdf)
{
Document doc = new Document(PageSize.A4_LANDSCAPE);
PdfWriter pdfWriter = PdfWriter.GetInstance(doc, new FileStream(outPath + outPdf, FileMode.Create));
doc.SetMargins(0, 0, 0, 0);
doc.Open();
CssFilesImpl cssFiles = new CssFilesImpl();
cssFiles.Add(
XMLWorkerHelper.GetCSS(
File.OpenRead(RESOURCES + Path.DirectorySeparatorChar + testPath + testName +
Path.DirectorySeparatorChar + "sampleTest.css")));
StyleAttrCSSResolver cssResolver = new StyleAttrCSSResolver(cssFiles);
HtmlPipelineContext hpc =
new HtmlPipelineContext(
new CssAppliersImpl(new XMLWorkerFontProvider(RESOURCES + @"\tool\xml\examples\fonts")));
hpc.SetAcceptUnknown(true).AutoBookmark(true).SetTagFactory(Tags.GetHtmlTagProcessorFactory());
hpc.SetImageProvider(new SampleTestImageProvider());
HtmlPipeline htmlPipeline = new HtmlPipeline(hpc, new PdfWriterPipeline(doc, pdfWriter));
IPipeline pipeline = new CssResolverPipeline(cssResolver, htmlPipeline);
XMLWorker worker = new XMLWorker(pipeline, true);
XMLParser p = new XMLParser(true, worker, Encoding.GetEncoding("UTF-8"));
p.Parse(File.OpenRead(inputHtml), Encoding.GetEncoding("UTF-8"));
doc.Close();
}
virtual public void ParseXHtml(PdfWriter writer, Document doc, Stream inp, Stream inCssFile, Encoding charset, IFontProvider fontProvider)
{
CssFilesImpl cssFiles = new CssFilesImpl();
if (inCssFile != null)
{
cssFiles.Add(GetCSS(inCssFile));
}
else
{
cssFiles.Add(GetDefaultCSS());
}
StyleAttrCSSResolver cssResolver = new StyleAttrCSSResolver(cssFiles);
HtmlPipelineContext hpc = new HtmlPipelineContext(new CssAppliersImpl(fontProvider));
hpc.SetAcceptUnknown(true).AutoBookmark(true).SetTagFactory(GetDefaultTagProcessorFactory());
HtmlPipeline htmlPipeline = new HtmlPipeline(hpc, new PdfWriterPipeline(doc, writer));
IPipeline pipeline = new CssResolverPipeline(cssResolver, htmlPipeline);
XMLWorker worker = new XMLWorker(pipeline, true);
XMLParser p = new XMLParser(true, worker, charset);
if (charset != null)
{
p.Parse(inp, charset);
}
else
{
p.Parse(inp);
}
}
private MemoryStream GetPDFStream(string htmlContent, string CSSContent)
{
iTextSharp.text.Document document = new iTextSharp.text.Document();
try
{
MemoryStream memStream = new System.IO.MemoryStream();
PdfWriter writer = PdfWriter.GetInstance(document, memStream);
document.Open();
var interfaceProps = new Dictionary <string, Object>();
var ih = new ImageHander()
{
BaseUri = Request.Url.ToString()
};
interfaceProps.Add(HTMLWorker.IMG_PROVIDER, ih);
var cssResolver = new StyleAttrCSSResolver();
var CSSStream = new MemoryStream(System.Text.Encoding.UTF8.GetBytes(CSSContent));
var cssFile = XMLWorkerHelper.GetCSS(CSSStream);
cssResolver.AddCss(cssFile);
CssAppliers ca = new CssAppliersImpl();
HtmlPipelineContext hpc = new HtmlPipelineContext(ca);
hpc.SetTagFactory(Tags.GetHtmlTagProcessorFactory());
PdfWriterPipeline pdf = new PdfWriterPipeline(document, writer);
CssResolverPipeline css = new CssResolverPipeline(cssResolver, new HtmlPipeline(hpc, pdf));
XMLWorker xworker = new XMLWorker(css, true);
XMLParser p = new XMLParser(xworker);
var HTMLStream = new MemoryStream(System.Text.Encoding.UTF8.GetBytes(htmlContent));
var CSSStream1 = new MemoryStream(System.Text.Encoding.UTF8.GetBytes(CSSContent));
using (TextReader sr = new StringReader(htmlContent))
{
XMLWorkerHelper.GetInstance().ParseXHtml(writer, document, HTMLStream, CSSStream1);
//p.Parse(sr);
}
writer.CloseStream = false;
document.Close();
return(memStream);
}
catch (Exception ex)
{
document.Close();
litPdfViewMsg.Text = ex.Message;
//throw ex;
return(null);
}
}
/**
* Get a CSSResolver implementation.
*
* @param addDefaultCss true if the defaultCss should already be added.
* @return the default CSSResolver
*
*/
virtual public ICSSResolver GetDefaultCssResolver(bool addDefaultCss)
{
ICSSResolver resolver = new StyleAttrCSSResolver();
if (addDefaultCss)
{
resolver.AddCss(GetDefaultCSS());
}
return(resolver);
}
virtual public void SetUp()
{
LoggerFactory.GetInstance().SetLogger(new SysoLogger(3));
files = new CssFilesImpl();
StyleAttrCSSResolver resolver = new StyleAttrCSSResolver(files);
string u = RESOURCES + "/css/style.css";
resolver.AddCssFile(u.Replace("%20", " "), false); // fix url conversion of space (%20) for File
Dictionary <String, String> attr = new Dictionary <String, String>();
t = new Tag("body", attr);
}
public byte[] GeneratePdfOutput(ControllerContext context, object model = null, string viewName = null,
Action <PdfWriter, Document> configureSettings = null)
{
if (viewName == null)
{
viewName = context.RouteData.GetRequiredString("action");
}
context.Controller.ViewData.Model = model;
byte[] output;
using (var document = new Document())
{
using (var workStream = new MemoryStream())
{
PdfWriter writer = PdfWriter.GetInstance(document, workStream);
writer.CloseStream = false;
if (configureSettings != null)
{
configureSettings(writer, document);
}
document.Open();
//base64 image support : https://rupertmaier.wordpress.com/2014/08/22/creating-a-pdf-with-an-image-in-itextsharp/
var tagProcessors = (DefaultTagProcessorFactory)Tags.GetHtmlTagProcessorFactory();
tagProcessors.RemoveProcessor(HTML.Tag.IMG);
tagProcessors.AddProcessor(HTML.Tag.IMG, new CustomImageTagProcessor());
var cssFiles = new CssFilesImpl();
cssFiles.Add(XMLWorkerHelper.GetInstance().GetDefaultCSS());
var cssResolver = new StyleAttrCSSResolver(cssFiles);
var charset = Encoding.UTF8;
var hpc = new HtmlPipelineContext(new CssAppliersImpl(new XMLWorkerFontProvider()));
hpc.SetAcceptUnknown(true).AutoBookmark(true).SetTagFactory(tagProcessors);
var htmlPipeline = new HtmlPipeline(hpc, new PdfWriterPipeline(document, writer));
var cssPipeline = new CssResolverPipeline(cssResolver, htmlPipeline);
var worker = new XMLWorker(cssPipeline, true);
var xmlParser = new XMLParser(true, worker, charset);
using (var reader = new StringReader(RenderRazorView(context, viewName)))
{
xmlParser.Parse(reader);
document.Close();
output = workStream.ToArray();
}
}
}
return(output);
}
//public FileResult GetEligibilityForm(string id = "0")
public ActionResult GetMDTFormPDF(long id = 0, bool isdoc = false)
{
var fileBytes = new byte[0];
if (isdoc)
{
var attachDetails = FactoryInstance.Instance.CreateInstance <Reporting>().GetMDTAttachmentById(id);
fileBytes = attachDetails.AttachmentFileByte;
}
else
{
var result = FactoryInstance.Instance.CreateInstance <Reporting>().GetMDTReportById(id, "pdf");
// Render the view xml to a string, then parse that string into an XML dom.
string html = this.RenderActionResultToString(this.View("MDTFormPdfView", result));
var output = new MemoryStream();
using (var doc = new Document(PageSize.A4))
{
var writer = PdfWriter.GetInstance(doc, output);
PDFBackgroundHelper pageEventHelper = new PDFBackgroundHelper();
writer.PageEvent = pageEventHelper;
writer.CloseStream = false;
doc.Open();
var tagProcessors = (DefaultTagProcessorFactory)Tags.GetHtmlTagProcessorFactory();
tagProcessors.RemoveProcessor(HTML.Tag.IMG); // remove the default processor
tagProcessors.AddProcessor(HTML.Tag.IMG, new CustomImageTagProcessor()); // use our new processor
CssFilesImpl cssFiles = new CssFilesImpl();
cssFiles.Add(XMLWorkerHelper.GetInstance().GetDefaultCSS());
var cssResolver = new StyleAttrCSSResolver(cssFiles);
cssResolver.AddCss(@"code { padding: 2px 4px; }", "utf-8", true);
var charset = Encoding.UTF8;
var hpc = new HtmlPipelineContext(new CssAppliersImpl(new XMLWorkerFontProvider()));
hpc.SetAcceptUnknown(true).AutoBookmark(true).SetTagFactory(tagProcessors); // inject the tagProcessors
var htmlPipeline = new HtmlPipeline(hpc, new PdfWriterPipeline(doc, writer));
var pipeline = new CssResolverPipeline(cssResolver, htmlPipeline);
var worker = new XMLWorker(pipeline, true);
var xmlParser = new XMLParser(true, worker, charset);
xmlParser.Parse(new StringReader(html));
}
output.Position = 0;
fileBytes = output.ToArray();
}
// Send the binary data to the browser.
return(new BinaryContentResult(fileBytes, "application/pdf"));
// return File(fileBytes, "application/pdf", "MDT form of" + result.Name + ".pdf");
}
virtual public void SetUp()
{
LoggerFactory.GetInstance().SetLogger(new SysoLogger(3));
css = new StyleAttrCSSResolver();
Dictionary <String, String> pAttr = new Dictionary <String, String>();
pAttr["style"] = "fontk: Verdana; color: blue; test: a";
parent = new Tag("parent", pAttr);
Dictionary <String, String> cAttr = new Dictionary <String, String>();
cAttr["style"] = "fontk: Arial; font-size: large; test: b";
child = new Tag("child", cAttr);
child.Parent = parent;
}
/// <summary>
/// Converts the specified view name and data model to a PDF.
/// </summary>
/// <param name="viewName">The name of the view to convert to PDF.</param>
/// <param name="dataModel">The data model to use.</param>
/// <param name="pageSize">The size of the page to create.</param>
/// <returns>The raw data of the PDF as a byte array.</returns>
protected virtual byte[] PdfBytes(string viewName, object dataModel, Rectangle pageSize)
{
if (String.IsNullOrEmpty(viewName))
{
viewName = ControllerContext.RouteData.Values["action"].ToString();
}
using (var document = new Document()) {
if (pageSize == null)
{
pageSize = PageSize.LETTER;
}
document.SetPageSize(pageSize);
using (var ms = new MemoryStream()) {
PdfWriter writer = PdfWriter.GetInstance(document, ms);
writer.CloseStream = false;
document.Open();
using (var sw = new StringWriter()) {
ViewData.Model = dataModel;
var viewEngine = (ICompositeViewEngine)HttpContext.RequestServices.GetService(typeof(ICompositeViewEngine));
var contextAccessor = (IActionContextAccessor)HttpContext.RequestServices.GetService(typeof(IActionContextAccessor));
var viewResult = viewEngine.FindView(contextAccessor.ActionContext, viewName, true);
var viewContext = new ViewContext(contextAccessor.ActionContext, viewResult.View, ViewData, TempData, sw, new HtmlHelperOptions());
var viewTask = viewResult.View.RenderAsync(viewContext);
viewTask.Wait();
using (var reader = new StringReader(sw.ToString())) {
var tagProcessors = (DefaultTagProcessorFactory)Tags.GetHtmlTagProcessorFactory();
tagProcessors.RemoveProcessor(HTML.Tag.IMG); // remove the default processor
tagProcessors.AddProcessor(HTML.Tag.IMG, new EmbeddedImageTagProcessor()); // use our new processor
CssFilesImpl cssFiles = new CssFilesImpl();
cssFiles.Add(XMLWorkerHelper.GetInstance().GetDefaultCSS());
var cssResolver = new StyleAttrCSSResolver(cssFiles);
var charset = Encoding.UTF8;
var hpc = new HtmlPipelineContext(new CssAppliersImpl(new XMLWorkerFontProvider()));
hpc.SetAcceptUnknown(true).AutoBookmark(true).SetTagFactory(tagProcessors); // inject the tagProcessors
var htmlPipeline = new HtmlPipeline(hpc, new PdfWriterPipeline(document, writer));
var pipeline = new CssResolverPipeline(cssResolver, htmlPipeline);
var worker = new XMLWorker(pipeline, true);
var xmlParser = new XMLParser(true, worker, charset);
//XMLWorkerHelper.GetInstance().ParseXHtml(writer, document, reader);
xmlParser.Parse(reader);
document.Close();
return(ms.ToArray());
}
}
}
}
}
/**
* @param d the ElementHandler
* @param inp the Stream
* @throws IOException if something went seriously wrong with IO.
*/
public void ParseXHtml(IElementHandler d, Stream inp, Encoding charset)
{
CssFilesImpl cssFiles = new CssFilesImpl();
cssFiles.Add(GetDefaultCSS());
StyleAttrCSSResolver cssResolver = new StyleAttrCSSResolver(cssFiles);
HtmlPipelineContext hpc = new HtmlPipelineContext();
hpc.SetAcceptUnknown(true).AutoBookmark(true).SetTagFactory(GetDefaultTagProcessorFactory());
IPipeline pipeline = new CssResolverPipeline(cssResolver, new HtmlPipeline(hpc, new ElementHandlerPipeline(d,
null)));
XMLWorker worker = new XMLWorker(pipeline, true);
XMLParser p = new XMLParser(true, worker, charset);
p.Parse(inp);
}
virtual public void SetUp()
{
LoggerFactory.GetInstance().SetLogger(new SysoLogger(3));
cssFiles = new CssFilesImpl();
String path = RESOURCES + @"\css\test.css";
path = path.Substring(0, path.LastIndexOf("test.css"));
FileRetrieveImpl r = new FileRetrieveImpl(new String[] { path });
StyleAttrCSSResolver cssResolver = new StyleAttrCSSResolver(cssFiles, r);
HtmlPipelineContext hpc = new HtmlPipelineContext(null);
hpc.SetAcceptUnknown(false).AutoBookmark(true).SetTagFactory(Tags.GetHtmlTagProcessorFactory());
IPipeline pipeline = new CssResolverPipeline(cssResolver, new HtmlPipeline(hpc, null));
XMLWorker worker = new XMLWorker(pipeline, true);
p = new XMLParser(worker);
}
virtual public void SetUp()
{
StyleAttrCSSResolver css = new StyleAttrCSSResolver();
css.AddCss("dummy { key1: value1; key2: value2 } .aklass { key3: value3;} #dumid { key4: value4}", true);
CssResolverPipeline p = new CssResolverPipeline(css, null);
Tag t = new Tag("dummy");
t.Attributes["id"] = "dumid";
t.Attributes["class"] = "aklass";
WorkerContextImpl context = new WorkerContextImpl();
p.Init(context);
IPipeline open = p.Open(context, t, null);
css2 = t.CSS;
}
/**
* Parses the xml data. This method configures the XMLWorker to parse
* (X)HTML/CSS and accept unknown tags. Writes the output in the given
* PdfWriter with the given document.
*
* @param writer the PdfWriter
* @param doc the Document
* @param inp the reader
* @throws IOException thrown when something went wrong with the IO
*/
virtual public void ParseXHtml(PdfWriter writer, Document doc, TextReader inp)
{
CssFilesImpl cssFiles = new CssFilesImpl();
cssFiles.Add(GetDefaultCSS());
StyleAttrCSSResolver cssResolver = new StyleAttrCSSResolver(cssFiles);
HtmlPipelineContext hpc = new HtmlPipelineContext(null);
hpc.SetAcceptUnknown(true).AutoBookmark(true).SetTagFactory(GetDefaultTagProcessorFactory());
IPipeline pipeline = new CssResolverPipeline(cssResolver, new HtmlPipeline(hpc, new PdfWriterPipeline(doc,
writer)));
XMLWorker worker = new XMLWorker(pipeline, true);
XMLParser p = new XMLParser();
p.AddListener(worker);
p.Parse(inp);
}
public static void ServePdfEmbeddedImages(string url)
{
using (var doc = new Document(PageSize.LETTER))
{
var writer = PdfWriter.GetInstance(doc, HttpContext.Current.Response.OutputStream);
writer.InitialLeading = 12.5f;
doc.Open();
string lastPart = "";
string[] parts = url.Split('=');
if (parts.Count() > 2)
{
lastPart = "_" + parts[parts.Count() - 2];
}
HttpContext.Current.Response.ContentType = "application/pdf";
HttpContext.Current.Response.AddHeader("content-disposition", "attachment;filename=Alert" + lastPart + ".pdf");
HttpContext.Current.Response.Cache.SetCacheability(HttpCacheability.NoCache);
WebClient web = new WebClient();
var html = web.DownloadString(url);
var tagProcessors = (DefaultTagProcessorFactory)Tags.GetHtmlTagProcessorFactory();
tagProcessors.RemoveProcessor(HTML.Tag.IMG); // remove the default processor
tagProcessors.AddProcessor(HTML.Tag.IMG, new CustomImageTagProcessor()); // use our new processor
CssFilesImpl cssFiles = new CssFilesImpl();
cssFiles.Add(XMLWorkerHelper.GetInstance().GetDefaultCSS());
var cssResolver = new StyleAttrCSSResolver(cssFiles);
cssResolver.AddCss(@"code { padding: 2px 4px; } img { padding: 4px 8px; }", "utf-8", true);
var charset = Encoding.UTF8;
var hpc = new HtmlPipelineContext(new CssAppliersImpl(new XMLWorkerFontProvider()));
hpc.SetAcceptUnknown(true).AutoBookmark(true).SetTagFactory(tagProcessors); // inject the tagProcessors
var htmlPipeline = new HtmlPipeline(hpc, new PdfWriterPipeline(doc, writer));
var pipeline = new CssResolverPipeline(cssResolver, htmlPipeline);
var worker = new XMLWorker(pipeline, true);
var xmlParser = new XMLParser(true, worker, charset);
xmlParser.Parse(new StringReader(html));
HttpContext.Current.Response.Write(doc);
HttpContext.Current.Response.End();
}
//Process.Start("test.pdf");
}
private void CreatePdfFromHtmlString(string HtmlTemplate, string DestinationPath)
{
Document doc = new Document();
var fontFile = Server.MapPath("~/fonts/ARIALUNI.ttf");
try
{
var FS = new System.IO.FileStream(DestinationPath, FileMode.OpenOrCreate, FileAccess.Write, FileShare.None);
var document = new Document();
var writer = PdfWriter.GetInstance(document, FS);
document.Open();
var cssResolver = new StyleAttrCSSResolver();
var fontProvider = new XMLWorkerFontProvider(XMLWorkerFontProvider.DONTLOOKFORFONTS);
fontProvider.Register(fontFile);
var cssAppliers = new CssAppliersImpl(fontProvider);
var htmlContext = new HtmlPipelineContext(cssAppliers);
htmlContext.SetTagFactory(Tags.GetHtmlTagProcessorFactory());
var pdf = new PdfWriterPipeline(document, writer);
var html = new HtmlPipeline(htmlContext, pdf);
var css = new CssResolverPipeline(cssResolver, html);
var worker = new XMLWorker(css, true);
var p = new XMLParser(worker);
var ms = new System.IO.MemoryStream(System.Text.Encoding.UTF8.GetBytes(HtmlTemplate));
var sr = new StreamReader(ms);
p.Parse(sr);
document.Close();
}
catch (Exception e)
{
throw;
}
}
private void processHtml(IElementHandler elementsHandler)
{
var cssResolver = new StyleAttrCSSResolver();
if (CssFilesPath != null && CssFilesPath.Any())
{
foreach (var cssFile in CssFilesPath)
{
cssResolver.AddCss(XmlWorkerUtils.GetCssFile(cssFile));
}
}
if (!string.IsNullOrEmpty(InlineCss))
{
cssResolver.AddCss(InlineCss, "utf-8", true);
}
var htmlContext = new HtmlPipelineContext(new CssAppliersImpl(new UnicodeFontProvider(DefaultFont)));
if (!string.IsNullOrEmpty(ImagesPath))
{
htmlContext.SetImageProvider(new ImageProvider {
ImagesPath = ImagesPath
});
}
htmlContext.CharSet(Encoding.UTF8);
var tagsProcessorFactory = (DefaultTagProcessorFactory)Tags.GetHtmlTagProcessorFactory();
if (PdfElement != null)
{
tagsProcessorFactory.AddProcessor("totalpagesnumber", new TotalPagesNumberXmlWorkerProcessor(PdfElement));
}
htmlContext.SetAcceptUnknown(true).AutoBookmark(true).SetTagFactory(tagsProcessorFactory);
var pipeline = new CssResolverPipeline(cssResolver,
new HtmlPipeline(htmlContext, new ElementHandlerPipeline(elementsHandler, null)));
var worker = new XMLWorker(pipeline, parseHtml: true);
var parser = new XMLParser();
parser.AddListener(worker);
parser.Parse(new StringReader(Html));
}
protected override void MakePdf(string outPdf)
{
Document doc = new Document(PageSize.A3.Rotate());
PdfWriter pdfWriter = PdfWriter.GetInstance(doc, new FileStream(outPdf, FileMode.Create));
pdfWriter.CreateXmpMetadata();
doc.SetMargins(200, 200, 0, 0);
doc.Open();
CssFilesImpl cssFiles = new CssFilesImpl();
cssFiles.Add(
XMLWorkerHelper.GetCSS(
File.OpenRead(RESOURCES + Path.DirectorySeparatorChar + testPath + Path.DirectorySeparatorChar + testName +
Path.DirectorySeparatorChar + "complexDiv_files" + Path.DirectorySeparatorChar +
"main.css")));
cssFiles.Add(
XMLWorkerHelper.GetCSS(
File.OpenRead(RESOURCES + Path.DirectorySeparatorChar + testPath + Path.DirectorySeparatorChar + testName +
Path.DirectorySeparatorChar + "complexDiv_files" + Path.DirectorySeparatorChar +
"widget082.css")));
StyleAttrCSSResolver cssResolver = new StyleAttrCSSResolver(cssFiles);
HtmlPipelineContext hpc =
new HtmlPipelineContext(
new CssAppliersImpl(new XMLWorkerFontProvider(RESOURCES + @"\tool\xml\examples\fonts")));
hpc.SetAcceptUnknown(true).AutoBookmark(true).SetTagFactory(Tags.GetHtmlTagProcessorFactory());
hpc.SetImageProvider(new SampleTestImageProvider());
hpc.SetPageSize(doc.PageSize);
HtmlPipeline htmlPipeline = new HtmlPipeline(hpc, new PdfWriterPipeline(doc, pdfWriter));
IPipeline pipeline = new CssResolverPipeline(cssResolver, htmlPipeline);
XMLWorker worker = new XMLWorker(pipeline, true);
XMLParser p = new XMLParser(true, worker, Encoding.GetEncoding("UTF-8"));
p.Parse(File.OpenRead(inputHtml), Encoding.GetEncoding("UTF-8"));
//ICC_Profile icc = ICC_Profile.getInstance(ComplexDiv01Test.class.getResourceAsStream("sRGB Color Space Profile.icm"));
//pdfWriter.setOutputIntents("Custom", "", "http://www.color.org", "sRGB IEC61966-2.1", icc);
doc.Close();
}
private static void _add_to_table(Guid applicationId, HttpContext context, PdfPTable mainTable,
StyleAttrCSSResolver cssResolver, WikiPDFText text, Font font, PdfPCell cell = null)
{
if (cell == null)
{
cell = new PdfPCell();
}
cell.Border = 0;
cell.HorizontalAlignment = Element.ALIGN_JUSTIFIED;
cell.RunDirection = text.IsRTL ? PdfWriter.RUN_DIRECTION_RTL : PdfWriter.RUN_DIRECTION_LTR;
cell.SetLeading(0, 2);
itsXmlHtml.DefaultTagProcessorFactory tagProcessors =
(itsXmlHtml.DefaultTagProcessorFactory)itsXmlHtml.Tags.GetHtmlTagProcessorFactory();
tagProcessors.RemoveProcessor(itsXmlHtml.HTML.Tag.IMG); // remove the default processor
tagProcessors.AddProcessor(itsXmlHtml.HTML.Tag.IMG, new CustomImageTagProcessor(applicationId)); // use our new processor
//tagProcessors.AddProcessor(itsXmlHtml.HTML.Tag.TABLE, new TableTagProcessor());
HtmlPipelineContext htmlContext =
new HtmlPipelineContext(new itsXmlHtml.CssAppliersImpl(new IranSansFontProvider(font)));
htmlContext.SetImageProvider(new ImageProvider());
htmlContext.CharSet(Encoding.UTF8);
htmlContext.SetAcceptUnknown(true).AutoBookmark(true).SetTagFactory(tagProcessors);
ElementsCollector elementsHandler = new ElementsCollector();
CssResolverPipeline pipeline = new CssResolverPipeline(cssResolver,
new HtmlPipeline(htmlContext, new ElementHandlerPipeline(elementsHandler, null)));
itsXml.XMLWorker worker = new itsXml.XMLWorker(pipeline, parseHtml: true);
XMLParser parser = new XMLParser(true, worker, Encoding.UTF8);
parser.Parse(new StringReader(text.Text));
cell.AddElement(elementsHandler.Paragraph);
mainTable.AddCell(cell);
}
/// <summary>
/// Creates a <see cref="PdfTable"/> object from specified <b>HTML</b> code.
/// </summary>
/// <param name="html">A reference to input html code to convert.</param>
/// <param name="css">A reference to css styles to apply.</param>
/// <param name="config">Table configuration reference.</param>
/// <returns>
/// A new <see cref="PdfPTable"/> that contains a
/// </returns>
public static PdfTable CreateFromHtml(string html, string css = default, PdfTableConfig config = null)
{
var hasCss = !string.IsNullOrEmpty(css);
if (!hasCss)
{
css = " ";
}
// css
StyleAttrCSSResolver cssResolver = new StyleAttrCSSResolver();
ICssFile cssFile = XMLWorkerHelper.GetCSS(css.AsStream());
cssResolver.AddCss(cssFile);
// html
XMLWorkerFontProvider fontProvider = new XMLWorkerFontProvider(Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.Fonts)));
CssAppliers cssAppliers = new CssAppliersImpl(fontProvider);
HtmlPipelineContext htmlContext = new HtmlPipelineContext(cssAppliers);
htmlContext.SetTagFactory(Tags.GetHtmlTagProcessorFactory());
// pipelines
ElementList elements = new ElementList();
ElementHandlerPipeline pdf = new ElementHandlerPipeline(elements, null);
HtmlPipeline htmlPipeline = new HtmlPipeline(htmlContext, pdf);
CssResolverPipeline cssPipeline = new CssResolverPipeline(cssResolver, htmlPipeline);
// XML Worker
XMLWorker worker = new XMLWorker(cssPipeline, true);
XMLParser parser = new XMLParser(worker, Encoding.UTF8);
parser.Parse(html.AsStream(Encoding.UTF8));
PdfPTable nativeTable = (PdfPTable)elements[0];
return(new PdfTable(nativeTable, config));
}
private static void AddHTMLText(PdfWriter writer, Document document, string htmlString, List <string> stylesheetFilePath)
{
var cssResolver = new StyleAttrCSSResolver();
Stream cssStream = null;
if (stylesheetFilePath != null)
{
foreach (var stylesheetPath in stylesheetFilePath)
{
cssStream = new FileStream(stylesheetPath, FileMode.Open, FileAccess.Read);
var cssFile = XMLWorkerHelper.GetCSS(cssStream);
cssResolver.AddCss(cssFile);
}
}
var cssAppliersImpl = new CssAppliersImpl();
var htmlPipelineContext = new HtmlPipelineContext(cssAppliersImpl);
htmlPipelineContext.SetTagFactory(Tags.GetHtmlTagProcessorFactory());
htmlPipelineContext.SetImageProvider(new DownloadImageProvider());
var pdfWriterPipeline = new PdfWriterPipeline(document, writer);
var htmlPipe = new HtmlPipeline(htmlPipelineContext, pdfWriterPipeline);
var cssResolverPipeline = new CssResolverPipeline(cssResolver, htmlPipe);
var worker = new XMLWorker(cssResolverPipeline, true);
var parser = new XMLParser(worker);
var stringReader = new StringReader(htmlString);
parser.Parse(stringReader);
if (cssStream != null)
{
cssStream.Dispose();
}
}
static protected void TransformHtml2Pdf(FileStream inputHtml, Document doc, PdfWriter pdfWriter)
{
CssFilesImpl cssFiles = new CssFilesImpl();
cssFiles.Add(XMLWorkerHelper.GetInstance().GetDefaultCSS());
StyleAttrCSSResolver cssResolver = new StyleAttrCSSResolver(cssFiles);
String Css1 =
"https://specialtyonlinestg.cardinalhealth.com/CardinalHealthSpecialty/themes/html/SS_SPDCardinalHealth/css/globalStyles.css?version=RI_20121023";
String Css2 =
"https://specialtyonlinestg.cardinalhealth.com/CardinalHealthSpecialty/themes/html/SS_SPDCardinalHealth/css/SPDCSS/CAHPHReconciliationPortletView.css?version=AC_20120717";
try {
cssResolver.AddCssFile(Css1, true);
cssResolver.AddCssFile(Css2, true);
}
catch (CssResolverException e) {
// TODO Auto-generated catch block
}
HtmlPipelineContext htmlContext = new HtmlPipelineContext(new CssAppliersImpl(new XMLWorkerFontProvider()));
htmlContext.SetTagFactory(Tags.GetHtmlTagProcessorFactory());
htmlContext.SetPageSize(new Rectangle(doc.Left, doc.Bottom, doc.Right, doc.Top));
// Pipelines
PdfWriterPipeline pdf = new PdfWriterPipeline(doc, pdfWriter);
HtmlPipeline html = new HtmlPipeline(htmlContext, pdf);
CssResolverPipeline css = new CssResolverPipeline(cssResolver, html);
XMLWorker worker = new XMLWorker(css, true);
XMLParser parser = new XMLParser(worker, Encoding.UTF8);
parser.Parse(inputHtml, Encoding.UTF8);
}
static void Main(string[] args)
{
if (args.Length < 2)
{
Console.WriteLine("Invalid number of arguments.");
Console.WriteLine("Usage: html2Pdf.exe [input html_file/directory] [default css file]");
return;
}
List <FileStream> fileList = new List <FileStream>();
if (File.Exists(args[0]))
{
fileList.Add(new FileStream(args[0], FileMode.Open));
}
else if (Directory.Exists(args[0]))
{
CollectHtmlFiles(fileList, args[0]);
}
if (fileList.Count == 0)
{
Console.WriteLine("Invalid html_file/directory");
Console.WriteLine("Usage: html2Pdf.exe [input html_file/directory] [default css file]");
return;
}
foreach (FileStream fileStream in fileList)
{
Document doc = new Document(PageSize.LETTER);
doc.SetMargins(doc.LeftMargin, doc.RightMargin, 35, 0);
String path = Path.GetDirectoryName(Path.GetFullPath(fileStream.Name)) + Path.DirectorySeparatorChar +
Path.GetFileNameWithoutExtension(fileStream.Name) + ".pdf";
PdfWriter pdfWriter = PdfWriter.GetInstance(doc, new FileStream(path, FileMode.Create));
doc.Open();
Dictionary <String, String> substFonts = new Dictionary <String, String>();
substFonts["Arial Unicode MS"] = "Helvetica";
CssFilesImpl cssFiles = new CssFilesImpl();
cssFiles.Add(XMLWorkerHelper.GetCSS(new FileStream(args[1], FileMode.Open)));
StyleAttrCSSResolver cssResolver = new StyleAttrCSSResolver(cssFiles);
HtmlPipelineContext hpc = new HtmlPipelineContext(new CssAppliersImpl(new UnembedFontProvider(XMLWorkerFontProvider.DONTLOOKFORFONTS, substFonts)));
hpc.SetImageProvider(new ImageProvider(args[0]));
hpc.SetAcceptUnknown(true).AutoBookmark(true).SetTagFactory(Tags.GetHtmlTagProcessorFactory());
HtmlPipeline htmlPipeline = new HtmlPipeline(hpc, new PdfWriterPipeline(doc, pdfWriter));
IPipeline pipeline = new CssResolverPipeline(cssResolver, htmlPipeline);
XMLWorker worker = new XMLWorker(pipeline, true);
XMLParser xmlParse = new XMLParser(true, worker, null);
xmlParse.Parse(fileStream);
doc.Close();
String cmpPath = Path.GetDirectoryName(Path.GetFullPath(fileStream.Name)) + Path.DirectorySeparatorChar +
"cmp_" + Path.GetFileNameWithoutExtension(fileStream.Name) + ".pdf";
if (File.Exists(cmpPath))
{
CompareTool ct = new CompareTool(path, cmpPath);
String outImage = "<testName>-%03d.png".Replace("<testName>", Path.GetFileNameWithoutExtension(fileStream.Name));
String cmpImage = "cmp_<testName>-%03d.png".Replace("<testName>", Path.GetFileNameWithoutExtension(fileStream.Name));
String diffPath = Path.GetDirectoryName(Path.GetFullPath(fileStream.Name)) +
Path.DirectorySeparatorChar + "diff_" + Path.GetFileNameWithoutExtension(fileStream.Name) + ".png";
String errorMessage = ct.Compare(Path.GetDirectoryName(Path.GetFullPath(fileStream.Name)) + Path.DirectorySeparatorChar + "compare" + Path.DirectorySeparatorChar, diffPath);
if (errorMessage != null)
{
Console.WriteLine(errorMessage);
}
}
}
}
public async Task <Guid> SubmitWorkItem(HTMLtoPDFJob job)
{
iTextSharp.text.Rectangle pageSize = PageSize.A4;
if (job == null)
{
throw new Exception("html to pdf job is null");
}
switch (job.paperSize)
{
case PaperSize.a1:
pageSize = PageSize.A1;
break;
case PaperSize.a2:
pageSize = PageSize.A2;
break;
case PaperSize.a3:
pageSize = PageSize.A3;
break;
case PaperSize.a4:
pageSize = PageSize.A4;
break;
case PaperSize.a5:
pageSize = PageSize.A5;
break;
case PaperSize.a6:
pageSize = PageSize.A6;
break;
case PaperSize.a7:
pageSize = PageSize.A7;
break;
case PaperSize.a8:
pageSize = PageSize.A8;
break;
case PaperSize.a9:
pageSize = PageSize.A9;
break;
case PaperSize.letter:
pageSize = PageSize.LETTER;
break;
default:
pageSize = PageSize.A4;
break;
}
try
{
_context.Jobs.Add(job);
_context.SaveChanges();
}
catch (DbEntityValidationException ex)
{
string errorMessages = string.Join("; ", ex.EntityValidationErrors.SelectMany(x => x.ValidationErrors).Select(x => x.ErrorMessage));
throw new DbEntityValidationException(errorMessages);
}
var task = Task.Factory.StartNew(t =>
{
HTMLtoPDFJob ebJob = (HTMLtoPDFJob)t;
string htmlStream = "";
string outputFileName = Guid.NewGuid().ToString("N") + ".pdf";
string tempfile = Path.Combine(Path.GetTempPath(), Guid.NewGuid().ToString());
try
{
File.WriteAllBytes(tempfile + ".html", job.FileContent);
htmlStream = new StreamReader(tempfile + ".html").ReadToEnd();
if (!string.IsNullOrEmpty(htmlStream))
{
var fsOut = new MemoryStream();
var stringReader = new StringReader(htmlStream);
Document document = new Document(pageSize, 5, 5, 5, 5);
//Document setup
var pdfWriter = PdfAWriter.GetInstance(document, fsOut);
pdfWriter.SetTagged();
pdfWriter.SetPdfVersion(PdfWriter.PDF_VERSION_1_7);
pdfWriter.CreateXmpMetadata();
pdfWriter.AddViewerPreference(PdfName.DISPLAYDOCTITLE, PdfBoolean.PDFTRUE);
pdfWriter.Info.Put(new PdfName("Producer"), new PdfString("©" + DateTime.Now.Year.ToString() + " Robobraille.org"));
//PDF/A-1A Conformance
//pdfWriter = PdfAWriter.GetInstance(document, fsOut, PdfAConformanceLevel.PDF_A_1A);
document.Open();
document.AddCreationDate();
//Custom tag processor
var tagProcessors = (DefaultTagProcessorFactory)Tags.GetHtmlTagProcessorFactory();
tagProcessors.AddProcessor(HTML.Tag.HTML, new HTMLTagProcessor(document));
tagProcessors.AddProcessor(HTML.Tag.TITLE, new HTMLTagProcessor(document));
tagProcessors.AddProcessor(HTML.Tag.TABLE, new TableTagProcessor());
tagProcessors.AddProcessor(HTML.Tag.TH, new THTagProcessor());
string colorProfilePath = null;
string defaultCSSPath = null;
try
{
colorProfilePath = Path.Combine(HttpRuntime.AppDomainAppPath, "App_Data/colors/sRGB.profile");
defaultCSSPath = Path.Combine(HttpRuntime.AppDomainAppPath, "App_Data/css/default.css");
}
catch (Exception e)
{
colorProfilePath = Path.Combine(ConfigurationManager.AppSettings.Get("ProjectDirectory"), "App_Data/colors/sRGB.profile");
defaultCSSPath = Path.Combine(ConfigurationManager.AppSettings.Get("ProjectDirectory"), "App_Data/css/default.css");
}
//Setup color profile
var cssResolver = new StyleAttrCSSResolver();
if (colorProfilePath != null && defaultCSSPath != null)
{
ICC_Profile icc = ICC_Profile.GetInstance(new FileStream(colorProfilePath, FileMode.Open, FileAccess.Read));
pdfWriter.SetOutputIntents("Custom", "", "http://www.color.org", "sRGB IEC61966-2.1", icc);
var xmlWorkerHelper = XMLWorkerHelper.GetInstance();
cssResolver.AddCssFile(defaultCSSPath, true);// CSS with default style for all converted docs
}
//Register system fonts
var xmlWorkerFontProvider = new XMLWorkerFontProvider();
Environment.SpecialFolder specialFolder = Environment.SpecialFolder.Fonts;
string path = Environment.GetFolderPath(specialFolder);
DirectoryInfo directoryInfo = new DirectoryInfo(path);
FileInfo[] fontFiles = directoryInfo.GetFiles();
foreach (var fontFile in fontFiles)
{
if (fontFile.Extension == ".ttf")
{
xmlWorkerFontProvider.Register(fontFile.FullName);
}
}
//HTML & CSS parsing
var cssAppliers = new CssAppliersImpl(xmlWorkerFontProvider);
var htmlContext = new HtmlPipelineContext(cssAppliers);
htmlContext.SetAcceptUnknown(true).AutoBookmark(true).SetTagFactory(tagProcessors);
PdfWriterPipeline pdfWriterPipeline = new PdfWriterPipeline(document, pdfWriter);
HtmlPipeline htmlPipeline = new HtmlPipeline(htmlContext, pdfWriterPipeline);
CssResolverPipeline cssResolverPipeline = new CssResolverPipeline(cssResolver, htmlPipeline);
XMLWorker xmlWorker = new XMLWorker(cssResolverPipeline, true);
XMLParser xmlParser = new XMLParser(xmlWorker);
xmlParser.Parse(stringReader);
document.Close();
//Data as byte array
byte[] fileData = fsOut.ToArray();
try
{
string mime = "application/pdf";
string fileExtension = ".pdf";
ebJob.DownloadCounter = 0;
ebJob.ResultFileExtension = fileExtension;
ebJob.ResultMimeType = mime;
ebJob.ResultContent = fileData;
ebJob.Status = JobStatus.Done;
ebJob.FinishTime = DateTime.Now;
_context.Jobs.Attach(ebJob);
_context.Entry(job).State = EntityState.Modified;
_context.SaveChanges();
}
catch (Exception ex)
{
RoboBrailleProcessor.SetJobFaulted(job, _context);
throw ex;
}
}
else
{
RoboBrailleProcessor.SetJobFaulted(job, _context);
//Error No HTML file to convert
throw new Exception("Error No HTML file to convert");
}
}
catch (Exception e)
{
RoboBrailleProcessor.SetJobFaulted(job, _context);
//ignore
throw e;
}
}, job);
return(job.Id);
}
public static byte[] HTMLToPdf(string htmlContent)
{
System.IO.MemoryStream ms = new System.IO.MemoryStream();
StringWriter sw = new StringWriter(new StringBuilder(htmlContent));
HtmlTextWriter hw = new HtmlTextWriter(sw);
StringReader sr = new StringReader(sw.ToString());
Document pdfDoc = new Document(PageSize.A4, 10f, 10f, 100f, 0f);
HTMLWorker htmlparser = new HTMLWorker(pdfDoc);
PdfWriter.GetInstance(pdfDoc, ms);
pdfDoc.Open();
htmlparser.Parse(sr);
pdfDoc.Close();
byte[] Result = ms.ToArray();
return(Result);
HtmlAgilityPack.HtmlDocument hd = new HtmlAgilityPack.HtmlDocument();
hd.OptionWriteEmptyNodes = true; //autoclose hr, br etc
hd.OptionOutputAsXml = true; //MJW extension to preserve case of server tags
hd.LoadHtml(htmlContent);
#if (DEBUG)
string tmpFile = Path.GetTempFileName();
System.IO.File.WriteAllText(tmpFile, hd.DocumentNode.OuterHtml);
System.Diagnostics.Debug.WriteLine(tmpFile);
#endif
using (System.IO.MemoryStream stream = new System.IO.MemoryStream())
using (TextReader reader = new StringReader(hd.DocumentNode.OuterHtml))
using (Document document = new Document(PageSize.A4, 30, 30, 30, 30))
using (PdfWriter writer = PdfWriter.GetInstance(document, stream))
using (var srHtml = new StringReader(hd.DocumentNode.OuterHtml))
{
CssFilesImpl cssFiles = new CssFilesImpl();
cssFiles.Add(XMLWorkerHelper.GetInstance().GetDefaultCSS());
var cssResolver = new StyleAttrCSSResolver(cssFiles);
cssResolver.AddCss(@"code { padding: 2px 4px; }", "utf-8", true);
var tagProcessors = (DefaultTagProcessorFactory)Tags.GetHtmlTagProcessorFactory();
tagProcessors.RemoveProcessor(HTML.Tag.IMG); // remove the default processor
tagProcessors.AddProcessor(HTML.Tag.IMG, new CustomImageTagProcessor()); // use our new processor
var charset = Encoding.UTF8;
var hpc = new HtmlPipelineContext(new CssAppliersImpl(new XMLWorkerFontProvider()));
hpc.SetAcceptUnknown(true).AutoBookmark(true).SetTagFactory(tagProcessors); // inject the tagProcessors
var htmlPipeline = new HtmlPipeline(hpc, new PdfWriterPipeline(document, writer));
var pipeline = new CssResolverPipeline(cssResolver, htmlPipeline);
var worker = new XMLWorker(pipeline, true);
var xmlParser = new XMLParser(true, worker, charset);
document.Open();
xmlParser.Parse(reader);
document.Close();
return(stream.ToArray());
}
}
