// ----------------------------------------------------------------------
public string ConvertRtf2Txt(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);
}
// text converter
RtfTextConvertSettings textConvertSettings = new RtfTextConvertSettings();
textConvertSettings.BulletText = "-";
RtfTextConverter textConverter = new RtfTextConverter(textConvertSettings);
// text interpreter
RtfInterpreterTool.Interpret(rtfStructure, interpreterLogger, textConverter);
return(textConverter.PlainText);
} // ConvertRtf2Txt
} // EnsureDestinationDirectory
// ----------------------------------------------------------------------
private string InterpretRtf(IRtfGroup rtfStructure)
{
string text = null;
RtfInterpreterListenerFileLogger interpreterLogger = null;
try
{
// logger
if (settings.LogInterpreter)
{
string logFileName = settings.BuildDestinationFileName(
settings.LogDirectory,
RtfInterpreterListenerFileLogger.DefaultLogFileExtension);
interpreterLogger = new RtfInterpreterListenerFileLogger(logFileName);
}
// text converter
RtfTextConverter textConverter = null;
if (settings.SaveText)
{
RtfTextConvertSettings textConvertSettings = new RtfTextConvertSettings();
textConvertSettings.IsShowHiddenText = settings.ShowHiddenText;
textConverter = new RtfTextConverter(textConvertSettings);
}
// image converter
RtfImageConverter imageConverter = null;
if (settings.SaveImage)
{
RtfVisualImageAdapter imageAdapter = new RtfVisualImageAdapter(
settings.ImageFileNamePattern,
settings.ImageFormat);
RtfImageConvertSettings imageConvertSettings = new RtfImageConvertSettings(imageAdapter);
imageConvertSettings.ImagesPath = settings.DestinationDirectory;
imageConvertSettings.ScaleImage = settings.ScaleImage;
imageConvertSettings.BackgroundColor = settings.ImageBackgroundColor;
imageConvertSettings.ScaleImage = !settings.UnscaledImages;
if (settings.ExtendedImageScale)
{
imageConvertSettings.ScaleExtension = 0.5f;
}
imageConverter = new RtfImageConverter(imageConvertSettings);
}
// rtf interpreter
RtfInterpreterSettings interpreterSettings = new RtfInterpreterSettings();
interpreterSettings.IgnoreDuplicatedFonts = settings.IgnoreDuplicatedFonts;
interpreterSettings.IgnoreUnknownFonts = settings.IgnoreUnknownFonts;
// interpret the rtf structure using the extractors
RtfInterpreterTool.Interpret(rtfStructure, interpreterLogger, textConverter, imageConverter);
// get the resulting text
if (textConverter != null)
{
text = textConverter.PlainText;
}
}
catch (Exception e)
{
if (interpreterLogger != null)
{
interpreterLogger.Dispose();
}
Console.WriteLine("error while interpreting rtf: " + e.Message);
ExitCode = ProgramExitCode.InterpretRtf;
return(null);
}
return(text);
} // InterpretRtf
