// ------------------------- Crack ------------------------------------
// crack the mail drop LIST line into its message number and size components.
public MailDropMessage Crack(string InLine)
{
mRawLine = InLine;
WordCursor csr = new WordCursor( )
.SetString(InLine);
csr = csr.NextWord( );
MessageNx = csr.Word.ToString( );
csr = csr.NextWord( );
MessageSx = csr.Word.ToString( );
return(this);
}
// ------------------------- ParseContentType ----------------------------
public static PartProperty.ContentType ParseContentType(string InString)
{
TextTraits traits = new TextTraits()
.SetQuoteEncapsulation(QuoteEncapsulation.Escape);
traits.DividerPatterns.Replace(
new string[] { "/", ":", ";", " ", "\t", "=" }, DelimClassification.DividerSymbol);
traits.WhitespacePatterns.Replace(" ", "\t", DelimClassification.Whitespace);
PartProperty.ContentType results = new PartProperty.ContentType();
WordCursor csr = Scanner.PositionBeginWord(InString, traits);
while (true)
{
csr = Scanner.ScanNextWord(InString, csr);
if (csr.IsEndOfString)
{
break;
}
// content type
if (csr.DelimValue == "/")
{
results.Type = csr.Word.ToString( ).ToLower( );
}
// content sub type.
else if (csr.DelimValue == ";")
{
results.SubType = csr.Word.ToString( ).ToLower( );
}
// a kwd
else if (csr.DelimValue == "=")
{
WordCursor nxCsr = csr.NextWord( );
if ((nxCsr.DelimClass == DelimClassification.EndOfString) ||
(nxCsr.DelimClass == DelimClassification.Whitespace))
{
string kwd = csr.Word.ToString( ).ToLower( );
csr = nxCsr;
if (kwd == "charset")
{
results.CharSet = csr.Word.NonQuotedSimpleValue;
}
else if (kwd == "boundary")
{
results.Boundary = csr.Word.NonQuotedSimpleValue;
}
else if (kwd == "name")
{
results.Name = csr.Word.NonQuotedSimpleValue;
}
}
}
}
return(results);
}
ParseContentDisposition(string InString)
{
TextTraits traits = new TextTraits()
.SetQuoteEncapsulation(QuoteEncapsulation.Escape);
traits.DividerPatterns.Replace(
new string[] { ";", " ", "\t", "=" }, DelimClassification.DividerSymbol);
traits.WhitespacePatterns.Replace(" ", "\t", DelimClassification.Whitespace);
PartProperty.ContentDisposition results = new PartProperty.ContentDisposition();
WordCursor csr = Scanner.PositionBeginWord(InString, traits);
while (true)
{
csr = Scanner.ScanNextWord(InString, csr);
if (csr.IsEndOfString)
{
break;
}
// content disposition
if (csr.DelimValue == ";")
{
results.Disposition = csr.Word.ToString( ).ToLower( );
}
// a kwd
else if (csr.DelimValue == "=")
{
WordCursor nxCsr = csr.NextWord( );
if ((nxCsr.DelimClass == DelimClassification.EndOfString) ||
(nxCsr.DelimClass == DelimClassification.Whitespace))
{
string kwd = csr.Word.ToString( ).ToLower( );
csr = nxCsr;
if (kwd == "filename")
{
results.FileName = csr.Word.NonQuotedSimpleValue;
}
}
}
}
return(results);
}