// ----------------------- AddNewPart -------------------------------
public MimeMessagePart AddNewPart(MimePartCode InPartCode)
{
MimeMessagePart part = null;
if (InPartCode == MimePartCode.Top)
{
part = new MimeTopPart( );
}
else
{
part = new MimeMessagePart( );
}
part.PartCode = InPartCode;
base.Add(part);
return(part);
}
// -------------------------- MessagePartSplitter -----------------------
// input is an array holding the unfolded lines of the message.
// Build and return a list of MimeMessagePart objects. Each part object holds the
// lines of a part of the message.
// ( a part is either the header part or the boundary string delimited content parts.
public static InMail.MimeMessagePartList MessagePartSplitter(string[] InLines)
{
InMail.MimeMessagePartList parts = new InMail.MimeMessagePartList( );
int curPartBx = -1;
int curPartCx = 0;
MimePartCode curPartCode = MimePartCode.Top;
bool currentlyBetweenParts = false;
bool partIsJustStarting = true;
StringStack bdryStack = new StringStack( );
for (int Ix = 0; Ix < InLines.Length; ++Ix)
{
string line = InLines[Ix];
MimeLineCode lc = MimeParser.CalcLineCode(line, bdryStack.GetTop( ));
switch (lc)
{
case MimeLineCode.Property:
{
StringPair propPair = MimeParser.SplitPropertyLine(line);
// the content-type property. Could have an boundary="xxxxx" element.
// Boundary strings in a mime document have scope. That is, within one
// boundary ( section ) of the document, there can be sub boundaries
// ( sub sections )
if (propPair.a.ToLower( ) == "content-type")
{
PartProperty.ContentType ct =
MimeParser.ParseContentType(propPair.b);
if ((ct.Boundary != null) && (ct.Boundary != ""))
{
bdryStack.Push(ct.Boundary);
}
}
break;
}
// part boundary line. load the lines of the current part and reset the line
// counter of this new part.
case MimeLineCode.PartBdry:
if (curPartBx != -1)
{
parts.AddNewPart(curPartCode)
.LoadLines(InLines, curPartBx, curPartCx);
}
curPartCx = 0;
curPartBx = -1;
curPartCode = MimePartCode.Content;
currentlyBetweenParts = false;
partIsJustStarting = true;
break;
case MimeLineCode.PartEndBdry:
if (curPartBx != -1)
{
parts.AddNewPart(curPartCode)
.LoadLines(InLines, curPartBx, curPartCx);
}
curPartCx = 0;
curPartBx = -1;
if (bdryStack.IsNotEmpty)
{
bdryStack.Pop( );
}
currentlyBetweenParts = true;
break;
default:
break;
}
// add to range of lines in the current part.
if ((currentlyBetweenParts == false) && (lc != MimeLineCode.PartBdry))
{
if ((partIsJustStarting == true) && (line == ""))
{
}
else
{
++curPartCx;
if (curPartBx == -1)
{
curPartBx = Ix;
}
}
partIsJustStarting = false;
}
}
// load the lines of the final in progress part.
if (curPartBx != -1)
{
parts.AddNewPart(curPartCode)
.LoadLines(InLines, curPartBx, curPartCx);
}
return(parts);
}
// ------------------------- SetPartCode -----------------------------
public MimeMessagePart SetPartCode(MimePartCode InPartCode)
{
mPartCode = InPartCode;
return(this);
}
public PartInProgress(MimePartCode InCode)
{
PartCode = InCode;
}