private static object FromTextToHtml(ICoreItem coreItem, BodyWriteConfiguration configuration, Stream bodyStream, bool createWriter)
{
Stream stream = null;
object obj = null;
try
{
HtmlWriteConverterStream htmlWriteConverterStream = new HtmlWriteConverterStream(bodyStream, new TextToHtml
{
InputEncoding = configuration.SourceEncoding,
Header = configuration.InjectPrefix,
Footer = configuration.InjectSuffix,
HeaderFooterFormat = configuration.InjectionHeaderFooterFormat,
HtmlTagCallback = configuration.InternalHtmlTagCallback,
FilterHtml = configuration.FilterHtml
});
stream = htmlWriteConverterStream;
stream = new BodyCharsetDetectionStream(stream, new BodyCharsetDetectionStream.DetectCharsetCallback(htmlWriteConverterStream.SetCharset), coreItem, BodyStreamFormat.Text, configuration.SourceCharset, configuration.TargetCharset, configuration.TargetCharsetFlags, BodyWriteDelegates.GetExtraData(configuration), false);
obj = BodyWriteDelegates.GetStreamOrUnicodeWriter(stream, createWriter);
}
finally
{
if (obj == null && stream != null)
{
BodyWriteDelegates.SafeDisposeStream(stream);
}
}
return(obj);
}
private static object FromTextToRtf(ICoreItem coreItem, BodyWriteConfiguration configuration, Stream bodyStream, bool createWriter)
{
Stream stream = null;
object obj = null;
try
{
stream = new ConverterStream(bodyStream, new RtfToRtfCompressed(), ConverterStreamAccess.Write);
stream = new ConverterStream(stream, new TextToRtf
{
InputEncoding = configuration.SourceEncoding,
Header = configuration.InjectPrefix,
Footer = configuration.InjectSuffix,
HeaderFooterFormat = configuration.InjectionHeaderFooterFormat
}, ConverterStreamAccess.Write);
stream = new BodyCharsetDetectionStream(stream, null, coreItem, BodyStreamFormat.Text, configuration.SourceCharset, configuration.TargetCharset, configuration.TargetCharsetFlags, BodyWriteDelegates.GetExtraData(configuration), false);
obj = BodyWriteDelegates.GetStreamOrUnicodeWriter(stream, createWriter);
}
finally
{
if (obj == null && stream != null)
{
BodyWriteDelegates.SafeDisposeStream(stream);
}
}
return(obj);
}
private static object FromHtmlToHtml(ICoreItem coreItem, BodyWriteConfiguration configuration, Stream bodyStream, bool createWriter)
{
Stream stream = null;
object obj = null;
try
{
if (!createWriter && configuration.SourceCharset == null)
{
obj = bodyStream;
}
else
{
HtmlToHtml htmlToHtml = new HtmlToHtml();
htmlToHtml.InputEncoding = configuration.SourceEncoding;
htmlToHtml.DetectEncodingFromMetaTag = configuration.TrustHtmlMetaTag;
htmlToHtml.FilterHtml = configuration.FilterHtml;
htmlToHtml.HtmlTagCallback = configuration.InternalHtmlTagCallback;
htmlToHtml.Header = configuration.InjectPrefix;
htmlToHtml.Footer = configuration.InjectSuffix;
htmlToHtml.HeaderFooterFormat = configuration.InjectionHeaderFooterFormat;
bool canSkipConversionOnMatchingCharset = !configuration.IsContentTransformationNeeded(coreItem);
HtmlWriteConverterStream htmlWriteConverterStream = new HtmlWriteConverterStream(bodyStream, htmlToHtml, canSkipConversionOnMatchingCharset);
stream = htmlWriteConverterStream;
stream = new BodyCharsetDetectionStream(htmlWriteConverterStream, new BodyCharsetDetectionStream.DetectCharsetCallback(htmlWriteConverterStream.SetCharset), coreItem, BodyStreamFormat.Html, configuration.SourceCharset, configuration.TargetCharset, configuration.TargetCharsetFlags, BodyWriteDelegates.GetExtraData(configuration), configuration.TrustHtmlMetaTag);
obj = BodyWriteDelegates.GetStreamOrUnicodeWriter(stream, createWriter);
}
}
finally
{
if (obj == null && stream != null)
{
BodyWriteDelegates.SafeDisposeStream(stream);
}
}
return(obj);
}