void Bodypart::parseMultipart( uint i, uint end,
const EString & rfc2822,
const EString & divider,
bool digest,
List< Bodypart > * children,
Multipart * parent,
bool pgpSigned )
{
bool isPgpSigned = pgpSigned;
uint start = 0;
bool last = false;
uint pn = 1;
while ( !last && i <= end ) {
if ( i >= end ||
( rfc2822[i] == '-' && rfc2822[i+1] == '-' &&
( i == 0 || rfc2822[i-1] == 13 || rfc2822[i-1] == 10 ) &&
rfc2822[i+2] == divider[0] &&
rfc2822.mid( i+2, divider.length() ) == divider ) )
{
uint j = i;
bool l = false;
if ( i >= end ) {
l = true;
}
else {
j = i + 2 + divider.length();
if ( rfc2822[j] == '-' && rfc2822[j+1] == '-' ) {
j += 2;
l = true;
}
}
while ( rfc2822[j] == ' ' || rfc2822[j] == '\t' )
j++;
if ( rfc2822[j] == 13 || rfc2822[j] == 10 ||
j >= rfc2822.length() ) {
// finally. we accept that as a boundary line.
if ( rfc2822[j] == 13 )
j++;
if ( rfc2822[j] == 10 )
j++;
if ( start > 0 ) {
uint sigstart = start; // remember original start
Header * h = Message::parseHeader( start, j,
rfc2822,
Header::Mime );
if ( digest )
h->setDefaultType( Header::MessageRfc822 );
h->repair();
// Strip the [CR]LF that belongs to the boundary.
if ( rfc2822[i-1] == 10 ) {
i--;
if ( rfc2822[i-1] == 13 )
i--;
}
if ( isPgpSigned ) {
// store the complete to-be-signed part, incl. header(s), to keep the unchanged version
Bodypart * bpt = new Bodypart( 0, parent );
bpt->setData( rfc2822.mid(sigstart, i - sigstart) );
bpt->setNumBytes( i - sigstart );
children->append( bpt );
isPgpSigned = false;
}
Bodypart * bp =
parseBodypart( start, i, rfc2822, h, parent );
bp->d->number = pn;
children->append( bp );
pn++;
h->repair( bp, "" );
}
last = l;
start = j;
i = j;
}
}
while ( i < end && rfc2822[i] != 13 && rfc2822[i] != 10 )
i++;
while ( i < end && ( rfc2822[i] == 13 || rfc2822[i] == 10 ) )
i++;
}
}
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;
}