EString MimeField::rfc822() const
{
EString s = baseValue();
uint lineLength = name().length() + 2 + s.length();
EStringList words;
List< MimeFieldData::Parameter >::Iterator it( d->parameters );
while ( it ) {
EString s = it->value;
if ( !s.boring( EString::MIME ) )
s = s.quoted();
words.append( it->name + "=" + s );
++it;
}
while ( !words.isEmpty() ) {
EStringList::Iterator i( words );
while ( i && lineLength + 2 + i->length() > 78 )
++i;
if ( i ) {
s.append( "; " );
lineLength += 2;
}
else {
i = words;
s.append( ";\r\n " );
lineLength = 1;
}
s.append( *i ); // XXX need more elaboration for 2231
lineLength += i->length();
words.take( i );
}
return s;
}
void POP::parse()
{
Buffer *b = readBuffer();
while ( b->size() > 0 ) {
if ( !d->reader ) {
if ( d->reserved )
break;
EString * s = b->removeLine( 255 );
if ( !s && b->size() < 255 )
return;
if ( !s ) {
log( "Connection closed due to overlong line (" +
fn( b->size() ) + " bytes)", Log::Error );
err( "Line too long. Closing connection." );
Connection::setState( Closing );
return;
}
bool unknown = false;
EStringList * args = EStringList::split( ' ', *s );
EString cmd = args->take( args->first() )->lower();
if ( d->sawUser && !( cmd == "quit" || cmd == "pass" ) ) {
d->sawUser = false;
unknown = true;
}
else if ( cmd == "quit" && args->isEmpty() ) {
newCommand( d->commands, this, PopCommand::Quit );
}
else if ( cmd == "capa" && args->isEmpty() ) {
newCommand( d->commands, this, PopCommand::Capa );
}
else if ( d->state == Authorization ) {
if ( cmd == "stls" ) {
if ( hasTls() )
err( "Nested STLS" );
else
newCommand( d->commands, this, PopCommand::Stls );
}
else if ( cmd == "auth" ) {
newCommand( d->commands, this, PopCommand::Auth, args );
}
else if ( cmd == "user" && args->count() == 1 ) {
d->sawUser = true;
newCommand( d->commands, this, PopCommand::User, args );
}
else if ( d->sawUser && cmd == "pass" && args->count() >= 1 ) {
d->sawUser = false;
newCommand( d->commands, this, PopCommand::Pass, args );
}
else if ( cmd == "apop" && args->count() == 2 ) {
newCommand( d->commands, this, PopCommand::Apop, args );
}
else {
unknown = true;
}
}
else if ( d->state == Transaction ) {
if ( cmd == "stat" && args->isEmpty() ) {
newCommand( d->commands, this, PopCommand::Stat );
}
else if ( cmd == "list" && args->count() < 2 ) {
newCommand( d->commands, this, PopCommand::List, args );
}
else if ( cmd == "top" && args->count() == 2 ) {
newCommand( d->commands, this, PopCommand::Top, args );
}
else if ( cmd == "retr" && args->count() == 1 ) {
newCommand( d->commands, this, PopCommand::Retr, args );
}
else if ( cmd == "dele" && args->count() == 1 ) {
newCommand( d->commands, this, PopCommand::Dele, args );
}
else if ( cmd == "noop" && args->isEmpty() ) {
newCommand( d->commands, this, PopCommand::Noop );
}
else if ( cmd == "rset" && args->isEmpty() ) {
newCommand( d->commands, this, PopCommand::Rset );
}
else if ( cmd == "uidl" && args->count() < 2 ) {
newCommand( d->commands, this, PopCommand::Uidl, args );
}
else {
unknown = true;
}
}
else {
unknown = true;
}
if ( unknown ) {
err( "Bad command" );
recordSyntaxError();
}
}
else {
d->reader->read();
}
runCommands();
}
}
