public XElement ConvertToHtml(HtmlConverterSettings htmlConverterSettings)
{
return(HtmlConverter.ConvertToHtml(this, htmlConverterSettings));
}
public static void ConvertToHtml(string file, string outputDirectory)
{
var fi = new FileInfo(file);
byte[] byteArray = File.ReadAllBytes(fi.FullName);
using (MemoryStream memoryStream = new MemoryStream())
{
memoryStream.Write(byteArray, 0, byteArray.Length);
using (WordprocessingDocument wDoc = WordprocessingDocument.Open(memoryStream, true))
{
var destFileName = new FileInfo(fi.Name.Replace(".docx", ".html"));
if (outputDirectory != null && outputDirectory != string.Empty)
{
DirectoryInfo di = new DirectoryInfo(outputDirectory);
if (!di.Exists)
{
throw new OpenXmlPowerToolsException("Output directory does not exist");
}
destFileName = new FileInfo(Path.Combine(di.FullName, destFileName.Name));
}
var imageDirectoryName = destFileName.FullName.Substring(0, destFileName.FullName.Length - 5) + "_files";
int imageCounter = 0;
var pageTitle = (string)wDoc.CoreFilePropertiesPart.GetXDocument().Descendants(DC.title).FirstOrDefault();
if (pageTitle == null)
{
pageTitle = fi.FullName;
}
HtmlConverterSettings settings = new HtmlConverterSettings()
{
PageTitle = pageTitle,
FabricateCssClasses = true,
CssClassPrefix = "pt-",
RestrictToSupportedLanguages = false,
RestrictToSupportedNumberingFormats = false,
ImageHandler = imageInfo =>
{
DirectoryInfo localDirInfo = new DirectoryInfo(imageDirectoryName);
if (!localDirInfo.Exists)
{
localDirInfo.Create();
}
++imageCounter;
string extension = imageInfo.ContentType.Split('/')[1].ToLower();
ImageFormat imageFormat = null;
if (extension == "png")
{
// Convert png to jpeg.
extension = "gif";
imageFormat = ImageFormat.Gif;
}
else if (extension == "gif")
{
imageFormat = ImageFormat.Gif;
}
else if (extension == "bmp")
{
imageFormat = ImageFormat.Bmp;
}
else if (extension == "jpeg")
{
imageFormat = ImageFormat.Jpeg;
}
else if (extension == "tiff")
{
// Convert tiff to gif.
extension = "gif";
imageFormat = ImageFormat.Gif;
}
else if (extension == "x-wmf")
{
extension = "wmf";
imageFormat = ImageFormat.Wmf;
}
// If the image format isn't one that we expect, ignore it,
// and don't return markup for the link.
if (imageFormat == null)
{
return(null);
}
string imageFileName = imageDirectoryName + "/image" +
imageCounter.ToString() + "." + extension;
try
{
imageInfo.Bitmap.Save(imageFileName, imageFormat);
}
catch (System.Runtime.InteropServices.ExternalException)
{
return(null);
}
XElement img = new XElement(Xhtml.img,
new XAttribute(NoNamespace.src, imageFileName),
imageInfo.ImgStyleAttribute,
imageInfo.AltText != null ?
new XAttribute(NoNamespace.alt, imageInfo.AltText) : null);
return(img);
}
};
XElement html = HtmlConverter.ConvertToHtml(wDoc, settings);
// Note: the xhtml returned by ConvertToHtmlTransform contains objects of type
// XEntity. PtOpenXmlUtil.cs define the XEntity class. See
// http://blogs.msdn.com/ericwhite/archive/2010/01/21/writing-entity-references-using-linq-to-xml.aspx
// for detailed explanation.
//
// If you further transform the XML tree returned by ConvertToHtmlTransform, you
// must do it correctly, or entities will not be serialized properly.
var htmlString = html.ToString(SaveOptions.DisableFormatting);
File.WriteAllText(destFileName.FullName, htmlString, Encoding.UTF8);
}
}
}
public XElement ConvertToHtml(HtmlConverterSettings htmlConverterSettings, Func <ImageInfo, XElement> imageHandler)
{
return(HtmlConverter.ConvertToHtml(this, htmlConverterSettings, imageHandler));
}
