public void Run()
{
if (endOfFile)
{
return;
}
char[] buffer = null;
var start = 0;
var current = 0;
var end = 0;
if (!input.ReadMore(ref buffer, ref start, ref current, ref end))
{
// cannot decode more data until next input chunk is available
return;
}
if (input.EndOfFile)
{
endOfFile = true;
}
if (end - start != 0)
{
if (!gotAnyText)
{
if (output is ConverterEncodingOutput)
{
var encodingOutput = output as ConverterEncodingOutput;
if (encodingOutput.CodePageSameAsInput)
{
if (input is ConverterDecodingInput)
{
encodingOutput.Encoding = (input as ConverterDecodingInput).Encoding;
}
else
{
encodingOutput.Encoding = Encoding.UTF8;
}
}
}
gotAnyText = true;
}
output.Write(buffer, start, end - start);
input.ReportProcessed(end - start);
}
if (endOfFile)
{
output.Flush();
}
}
private void Process(HtmlTokenId tokenId)
{
var token = parser.Token;
switch (tokenId)
{
case HtmlTokenId.Tag:
if (token.IsTagBegin)
{
switch (token.TagIndex)
{
case HtmlTagIndex.Title:
break;
case HtmlTagIndex.Comment:
case HtmlTagIndex.Script:
case HtmlTagIndex.Style:
insideComment = !token.IsEndTag;
break;
case HtmlTagIndex.A:
if (outputAnchorLinks)
{
insideAnchor = !token.IsEndTag;
if (!token.IsEndTag)
{
}
else
{
}
}
break;
case HtmlTagIndex.Base:
case HtmlTagIndex.BaseFont:
case HtmlTagIndex.BGSound:
case HtmlTagIndex.Link:
case HtmlTagIndex.FrameSet:
case HtmlTagIndex.Frame:
case HtmlTagIndex.Iframe:
break;
case HtmlTagIndex.Map:
case HtmlTagIndex.Div:
case HtmlTagIndex.P:
case HtmlTagIndex.H1:
case HtmlTagIndex.H2:
case HtmlTagIndex.H3:
case HtmlTagIndex.H4:
case HtmlTagIndex.H5:
case HtmlTagIndex.H6:
case HtmlTagIndex.Center:
case HtmlTagIndex.BlockQuote:
case HtmlTagIndex.Address:
case HtmlTagIndex.Marquee:
case HtmlTagIndex.BR:
case HtmlTagIndex.HR:
case HtmlTagIndex.Form:
case HtmlTagIndex.FieldSet:
case HtmlTagIndex.OptGroup:
case HtmlTagIndex.Select:
case HtmlTagIndex.Option:
case HtmlTagIndex.OL:
case HtmlTagIndex.UL:
case HtmlTagIndex.Dir:
case HtmlTagIndex.Menu:
case HtmlTagIndex.LI:
case HtmlTagIndex.DL:
case HtmlTagIndex.DT:
case HtmlTagIndex.DD:
case HtmlTagIndex.Table:
case HtmlTagIndex.Caption:
case HtmlTagIndex.ColGroup:
case HtmlTagIndex.Col:
case HtmlTagIndex.Tbody:
case HtmlTagIndex.Thead:
case HtmlTagIndex.Tfoot:
case HtmlTagIndex.TR:
case HtmlTagIndex.TC:
case HtmlTagIndex.Pre:
case HtmlTagIndex.PlainText:
case HtmlTagIndex.Listing:
collapseWhitespaceState = CollapseWhitespaceState.NewLine;
break;
case HtmlTagIndex.TH:
case HtmlTagIndex.TD:
if (!token.IsEndTag)
{
output.Write("\t");
}
break;
case HtmlTagIndex.NoEmbed:
case HtmlTagIndex.NoFrames:
insideComment = !token.IsEndTag;
break;
}
}
switch (token.TagIndex)
{
case HtmlTagIndex.A:
if (!token.IsEndTag && outputAnchorLinks)
{
}
break;
case HtmlTagIndex.Area:
if (!token.IsEndTag && outputAnchorLinks)
{
}
break;
case HtmlTagIndex.Img:
case HtmlTagIndex.Image:
if (!token.IsEndTag && outputAnchorLinks)
{
}
break;
}
break;
case HtmlTokenId.Text:
if (!insideComment)
{
token.Text.WriteToAndCollapseWhitespace(output, ref collapseWhitespaceState);
}
break;
case HtmlTokenId.OverlappedClose:
case HtmlTokenId.OverlappedReopen:
break;
case HtmlTokenId.Restart:
break;
case HtmlTokenId.EncodingChange:
var encodingOutput = output as ConverterEncodingOutput;
if (encodingOutput != null)
{
var codePage = token.Argument;
if (encodingOutput.CodePageSameAsInput)
{
#if DEBUG
Encoding newOutputEncoding;
InternalDebug.Assert(Charset.TryGetEncoding(codePage, out newOutputEncoding));
#endif
encodingOutput.Encoding = Charset.GetEncoding(codePage);
}
}
break;
case HtmlTokenId.EndOfFile:
output.Write("\r\n");
output.Flush();
endOfFile = true;
break;
}
}
public void CloseDocument()
{
if (!anyNewlines)
{
output.Write("\r\n");
}
endParagraph = false;
}
