public static string RtfToHtml(this string str, RtfHtmlConvertSettings htmlConvertSettings, bool throwOnError = false, IRtfParserListener listener = null, string destinationDirectory = null, RtfVisualImageAdapter imageAdapter = null, string imageAdapterLogFile = null, RtfImageConvertSettings imageConvertSettings = null)
{
IRtfGroup rtfStructure;
IRtfDocument rtfDocument = null;
try
{
using (var stream = str.ToStream())
{
// parse the rtf structure
var structureBuilder = new RtfParserListenerStructureBuilder();
var parser = new RtfParser(structureBuilder);
DirectoryInfo destination;
if (destinationDirectory != null)
{
destination = new DirectoryInfo(destinationDirectory);
}
parser.IgnoreContentAfterRootGroup = true; // support WordPad documents
if (listener != null)
{
parser.AddParserListener(listener);
}
parser.Parse(new RtfSource(stream));
rtfStructure = structureBuilder.StructureRoot;
ThrowOnUnexpectedExitCode();
rtfDocument = InterpretRtf(rtfStructure, imageAdapter, imageAdapterLogFile, imageConvertSettings, throwOnError);
if (throwOnError)
{
ThrowOnUnexpectedExitCode();
}
// convert to hmtl
string html = ConvertHmtl(rtfDocument, imageAdapter, htmlConvertSettings, throwOnError);
if (throwOnError)
{
ThrowOnUnexpectedExitCode();
}
return(html);
}
}
catch (Exception e)
{
Debug.WriteLine("RtfToHtml parser failed with error: {0}", e.Message);
}
return(null);
}
private static string ConvertRtfToHtml(string rtfText)
{
IRtfDocument rtfDocument = RtfInterpreterTool.BuildDoc(rtfText);
RtfHtmlConvertSettings settings = new RtfHtmlConvertSettings();
settings.ConvertScope = RtfHtmlConvertScope.Content;
RtfHtmlConverter htmlConverter = new RtfHtmlConverter(rtfDocument, settings);
return(htmlConverter.Convert());
} // ConvertRtfToHtml
private string ConvertHmtl(IRtfDocument rtfDocument, RtfVisualImageAdapter imageAdapter)
{
RtfHtmlConvertSettings htmlConvertSettings = new RtfHtmlConvertSettings(imageAdapter);
htmlConvertSettings.Title = "Doc Title " + DateTime.Now.ToString("dd/MM/yyyy");
htmlConvertSettings.ImagesPath = ImagePath;
htmlConvertSettings.IsShowHiddenText = IsShowHiddenText;
htmlConvertSettings.ConvertVisualHyperlinks = ConvertVisualHyperlinks;
RtfHtmlConverter htmlConverter = new RtfHtmlConverter(rtfDocument, htmlConvertSettings);
return(htmlConverter.Convert());
}
} // InterpretRtf
// ----------------------------------------------------------------------
private string ConvertHmtl(IRtfDocument rtfDocument, IRtfVisualImageAdapter imageAdapter)
{
string html;
try
{
RtfHtmlConvertSettings htmlConvertSettings = new RtfHtmlConvertSettings(imageAdapter);
if (settings.CharacterSet != null)
{
htmlConvertSettings.CharacterSet = settings.CharacterSet;
}
htmlConvertSettings.Title = settings.SourceFileNameWithoutExtension;
htmlConvertSettings.ImagesPath = settings.ImagesPath;
htmlConvertSettings.IsShowHiddenText = settings.ShowHiddenText;
htmlConvertSettings.UseNonBreakingSpaces = settings.UseNonBreakingSpaces;
if (settings.ConvertScope != RtfHtmlConvertScope.None)
{
htmlConvertSettings.ConvertScope = settings.ConvertScope;
}
if (!string.IsNullOrEmpty(settings.StyleSheets))
{
string[] styleSheets = settings.StyleSheets.Split(',');
htmlConvertSettings.StyleSheetLinks.AddRange(styleSheets);
}
htmlConvertSettings.ConvertVisualHyperlinks = settings.ConvertVisualHyperlinks;
if (!string.IsNullOrEmpty(settings.VisualHyperlinkPattern))
{
htmlConvertSettings.VisualHyperlinkPattern = settings.VisualHyperlinkPattern;
}
htmlConvertSettings.SpecialCharsRepresentation = settings.SpecialCharsRepresentation;
RtfHtmlConverter htmlConverter = new RtfHtmlConverter(rtfDocument, htmlConvertSettings);
if (!settings.UseInlineStyles)
{
htmlConverter.StyleConverter = new RtfEmptyHtmlStyleConverter();
}
html = htmlConverter.Convert();
}
catch (Exception e)
{
Console.WriteLine("error while converting to html: " + e.Message);
ExitCode = ProgramExitCode.ConvertHtml;
return(null);
}
return(html);
} // ConvertHmtl
public string CovnvertRtftoHtml(string rtf)
{
const RtfParserListenerLogger parserLogger = null;
IRtfGroup rtfStructure = RtfParserTool.Parse(rtf, parserLogger);
Assert.IsNotNull(rtfStructure);
const RtfInterpreterListenerLogger interpreterLogger = null;
RtfTextConverter textConverter = new RtfTextConverter();
IRtfDocument rtfDocument = RtfInterpreterTool.BuildDoc(rtfStructure, textConverter, interpreterLogger);
RtfHtmlConvertSettings htmlConvertSettings = new RtfHtmlConvertSettings();
htmlConvertSettings.ConvertScope = RtfHtmlConvertScope.Content;
RtfHtmlConverter htmlConverter = new RtfHtmlConverter(rtfDocument);
string plainText = htmlConverter.Convert();
plainText = plainText.Replace("@?]e1", "á").Replace("@?]e9", "é").Replace("@?]f3", "ó").Replace("@?]ed", "í").Replace("@?]c1", "á").Replace("@?]f1", "ñ").Replace("@?]fa", "ú"); //aqui reemplazamos para letras con acentos.
return(plainText);
}
public static void ToHtml(RtfSource source, XmlWriter writer, RtfHtmlWriterSettings settings = null)
{
settings = settings ?? new RtfHtmlWriterSettings();
var content = ParseRtf(source);
// Try to extract encoded html from within the rtf (Outlook likes to do this)
if (!BuildHtmlContent(content, writer))
{
var intSettings = new RtfInterpreterSettings()
{
IgnoreDuplicatedFonts = true, IgnoreUnknownFonts = true
};
var rtfDocument = RtfInterpreterTool.BuildDoc(content, intSettings);
var htmlConvertSettings = new RtfHtmlConvertSettings(settings.ObjectVisitor);
htmlConvertSettings.IsShowHiddenText = false;
htmlConvertSettings.UseNonBreakingSpaces = false;
htmlConvertSettings.ConvertScope = RtfHtmlConvertScope.All;
var htmlConverter = new RtfHtmlConverter(rtfDocument, htmlConvertSettings);
htmlConverter.Convert(writer);
}
}
} // ConvertRtf2Txt
// ----------------------------------------------------------------------
public string ConvertRtf2Html(string fileName)
{
// parser
IRtfGroup rtfStructure = ParseRtf(fileName);
if (rtfStructure == null)
{
return(string.Empty);
}
// interpreter logger
RtfInterpreterListenerFileLogger interpreterLogger = null;
if (!string.IsNullOrEmpty(InterpreterLogFileName))
{
interpreterLogger = new RtfInterpreterListenerFileLogger(InterpreterLogFileName);
}
// image converter
RtfVisualImageAdapter imageAdapter = new RtfVisualImageAdapter(ImageFormat.Jpeg);
RtfImageConvertSettings imageConvertSettings = new RtfImageConvertSettings(imageAdapter);
imageConvertSettings.ScaleImage = true; // scale images
RtfImageConverter imageConverter = new RtfImageConverter(imageConvertSettings);
// rtf interpreter
RtfInterpreterSettings interpreterSettings = new RtfInterpreterSettings();
IRtfDocument rtfDocument = RtfInterpreterTool.BuildDoc(rtfStructure, interpreterSettings, interpreterLogger, imageConverter);
// html converter
RtfHtmlConvertSettings htmlConvertSettings = new RtfHtmlConvertSettings();
htmlConvertSettings.ConvertScope = RtfHtmlConvertScope.Content;
RtfHtmlConverter htmlConverter = new RtfHtmlConverter(rtfDocument);
return(htmlConverter.Convert());
} // ConvertRtf2Html
private static string ConvertHmtl(IRtfDocument rtfDocument, IRtfVisualImageAdapter imageAdapter, RtfHtmlConvertSettings htmlConvertSettings, bool throwOnError = false)
{
string html = null;
try
{
var htmlConverter = new RtfHtmlConverter(rtfDocument, htmlConvertSettings);
html = htmlConverter.Convert();
}
catch (Exception e)
{
if (throwOnError)
{
ThrowOnUnexpectedExitCode(e);
}
}
return(html);
}
public static string ConvertRtf2Html(string text, int slideID)
{
// parser
text = text.Replace("\\tab", "$$$$$$$$");
text = text.Replace("li240", "$$$$$$$$$$$$$$$$");
text = text.Replace("li480", "$$$$$$$$$$$");
text = text.Replace("ri480", "$$$$$$$$$$$");
text = text.Replace("li720", "$$$$$$$$$$$$$$");
IRtfGroup rtfStructure = ParseRtf(text);
if (rtfStructure == null)
{
return(string.Empty);
}
// image converter
RtfVisualImageAdapter imageAdapter = new RtfVisualImageAdapter(
Path.GetFileNameWithoutExtension(Form1.currentFile) + "\\Slide" + slideID + "_{0}{1}", ImageFormat.Jpeg);
RtfImageConvertSettings imageConvertSettings = new RtfImageConvertSettings(imageAdapter);
imageConvertSettings.ScaleImage = true; // scale images'
string filePath = Path.GetDirectoryName(Form1.currentFile);
string folder = Path.GetFileNameWithoutExtension(Form1.currentFile);
string directoryPath = filePath + "\\" + folder;
//string directoryPath = @"C:\Users\Knwal\Documents\Presentation Tool\Presentation Tool\Preview\";
imageConvertSettings.ImagesPath = directoryPath;
RtfImageConverter imageConverter = new RtfImageConverter(imageConvertSettings);
Stream st = GenerateStreamFromString(text);
RtfInterpreterSettings interpreterSettings = new RtfInterpreterSettings();
IRtfDocument rtfDocument = RtfInterpreterTool.BuildDoc(rtfStructure, interpreterSettings, null, imageConverter);
// html converter
RtfHtmlConvertSettings htmlConvertSettings = new RtfHtmlConvertSettings(imageAdapter);
htmlConvertSettings.StyleSheetLinks.Add("default.css");
htmlConvertSettings.ConvertScope = RtfHtmlConvertScope.Content;
//htmlConvertSettings.GetImageUrl();
RtfHtmlConverter htmlConverter = new RtfHtmlConverter(rtfDocument, htmlConvertSettings);
string str = htmlConverter.Convert();
str = str.Replace(" ", " ");
str = str.Replace("$$$$$$$$", " ");
str = str.Replace("$$$", " ");
//str= str.Replace("#1#","");
//str = str.Replace("#2#", "");
//str = str.Replace("#3#", "");
//str = str.Replace("#4#", "");
//str = str.Replace("#5#", "");
//str = str.Replace("#6#", "");
//str = str.Replace("#7#", "");
//str = str.Replace("#8#", "");
//str = str.Replace("#9#", "");
return(str);
} // ConvertRtf2Html
