void Multipart::simplifyMimeStructure()
{
// If we're looking at a multipart with just a single part, change
// the mime type to avoid the middle multipart. This affects
// Kaiten Mail.
if ( header()->contentType() &&
header()->contentType()->type() == "multipart" &&
parts->count() == 1 &&
( !parts->firstElement()->header()->contentType() ||
parts->firstElement()->header()->contentType()->type() != "multipart" ) ) {
Header * me = header();
Header * sub = parts->firstElement()->header();
me->removeField( HeaderField::ContentType );
ContentType * ct = sub->contentType();
if ( ct )
me->add( ct );
me->removeField( HeaderField::ContentTransferEncoding );
ContentTransferEncoding * cte = sub->contentTransferEncoding();
if ( cte )
me->add( cte );
me->removeField( HeaderField::ContentDisposition );
ContentDisposition * cd = sub->contentDisposition();
if ( cd )
me->add( cd );
if ( !ct && !cte && !cd )
me->removeField( HeaderField::MimeVersion );
}
}
Header * Message::parseHeader( uint & i, uint end,
const EString & rfc2822,
Header::Mode m )
{
Header * h = new Header( m );
bool done = false;
while ( !done ) {
if ( i >= end )
done = true;
if ( rfc2822[i] == 0xEF &&
rfc2822[i+1] == 0xBB &&
rfc2822[i+2] == 0xBF )
i += 3;
uint j = i;
while ( rfc2822[j] >= 33 &&
rfc2822[j] <= 127 &&
rfc2822[j] != ':' )
j++;
if ( j == i + 4 && m == Header::Rfc2822 &&
rfc2822.mid( i, j-i+1 ).lower() == "from " ) {
while ( i < end && rfc2822[i] != '\r' && rfc2822[i] != '\n' )
i++;
while ( rfc2822[i] == '\r' )
i++;
if ( rfc2822[i] == '\n' )
i++;
}
else if ( j > i && rfc2822[j] == ':' ) {
EString name = rfc2822.mid( i, j-i );
i = j;
i++;
while ( rfc2822[i] == ' ' || rfc2822[i] == '\t' )
i++;
j = i;
// this isn't at all pretty, is it...
while ( j < rfc2822.length() &&
( rfc2822[j] != '\n' ||
( rfc2822[j] == '\n' &&
( rfc2822[j+1] == ' ' || rfc2822[j+1] == '\t' ) ) ) )
j++;
if ( j && rfc2822[j-1] == '\r' )
j--;
EString value = rfc2822.mid( i, j-i );
if ( !value.simplified().isEmpty() ||
name.lower().startsWith( "x-" ) ) {
HeaderField * f = HeaderField::create( name, value );
h->add( f );
}
i = j;
if ( rfc2822[i] == '\r' && rfc2822[i+1] == '\n' )
i++;
i++;
}
else {
done = true;
}
}
return h;
}
Injectee * DSN::result() const
{
Injectee * r = new Injectee;
Bodypart * plainText = new Bodypart( 1, r );
Bodypart * dsn = new Bodypart( 2, r );
Bodypart * original = new Bodypart( 3, r );
plainText->setParent( r );
dsn->setParent( r );
original->setParent( r );
r->children()->append( plainText );
r->children()->append( dsn );
r->children()->append( original );
// set up the original message, either full or header-only
if ( fullReport() ) {
original->header()->add( "Content-Type", "text/rfc822-headers" );
original->setData( message()->header()->asText() );
// this is what we _should_ do, except that we don't. the body
// of the message is lost, probably because original-> has a
// null parent.
//original->header()->add( "Content-Type", "message/rfc822" );
//original->setMessage( message() );
// and maybe we shouldn't anyway. sending a potentially big
// body in a bounce is not necessarily a good idea.
}
else {
// nasty mime name there
original->header()->add( "Content-Type", "text/rfc822-headers" );
original->setData( message()->header()->asText() );
}
// the from field has to contain... what? let's try this for now.
Address * from = new Address( Configuration::hostname(),
"postmaster",
Configuration::hostname() );
// set up the top-level header
Header * h = r->header();
if ( resultDate() ) {
h->add( "Date", resultDate()->rfc822() );
}
else {
Date * now = new Date;
now->setCurrentTime();
h->add( "Date", now->rfc822() );
}
h->add( "From", from->toString() );
if ( sender() )
h->add( "To", sender()->toString() );
if ( allOk() )
h->add( "Subject", "Message delivered" );
else if ( allFailed() )
h->add( "Subject", "Message delivery failed" );
else
h->add( "Subject", "Message delivery reports" );
h->add( "Mime-Version", "1.0" );
h->add( "Content-Type", "multipart/report; boundary=" +
Message::acceptableBoundary( message()->rfc822() ) );
// set up the plaintext and DSN parts
// what charset should we use for plainText?
plainText->header()->add( "Content-Type", "text/plain; format=flowed" );
dsn->header()->add( "Content-Type", "message/delivery-status" );
plainText->setData( plainBody() );
dsn->setData( dsnBody() );
r->addMessageId();
return r;
}