// ------------------------ ConcatMessageLine ---------------------------
public static string ConcatMessageLine(
MimeHeaderLineTraits InTraits,
string InValue1,
string InValue2,
string InValue3,
string InValue4)
{
StringBuilder sb = new StringBuilder(2000);
if (InValue1 != null)
{
ConcatMessageLine_Value(InTraits, sb, InValue1);
}
if (InValue2 != null)
{
ConcatMessageLine_Value(InTraits, sb, InValue2);
}
if (InValue3 != null)
{
ConcatMessageLine_Value(InTraits, sb, InValue3);
}
if (InValue4 != null)
{
ConcatMessageLine_Value(InTraits, sb, InValue4);
}
return(sb.ToString( ));
}
// ------------------------ ConcatMessageLine ---------------------------
public static string ConcatMessageLine(
MimeHeaderLineTraits InTraits,
string InValue1,
string InValue2)
{
return(ConcatMessageLine(InTraits, InValue1, InValue2, null, null));
}
// ---------------------- ConcatMessageLine_Value ---------------------
private static void ConcatMessageLine_Value(
MimeHeaderLineTraits InTraits,
StringBuilder InMessageLine,
string InConcatValue)
{
int Lx = InMessageLine.Length + 1 + InConcatValue.Length;
if (InConcatValue == MimeConstants.CrLf)
{
InMessageLine.Append(InConcatValue);
}
else if (InMessageLine.Length == 0)
{
InMessageLine.Append(InConcatValue);
}
else if (Lx > InTraits.LineDesiredMaxLength)
{
InMessageLine.Append(MimeConstants.Fold + InConcatValue);
}
else
{
InMessageLine.Append(" " + InConcatValue);
}
}
