Tickets :: Comment on [#3065] attachment filename with localized chars becomes corrupted on forwarding

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Comment	> Since nobody on imp.lists.horde.org seems to have (had) a similar problem > > i tried to figure out what happens on forwarding an email with an attachment > > whose name contains special characters - that means the filename needs to be > > encoded in e.g. 'ISO-8859-15'. The source-view of the message to be forwarded > > shows the filename is encoded already that way. > > > > In "compose.php" the forwarded message is taken and completely copied > > into the contents of a new message. The function 'attachFilesFromMessage' > > is responsible for copying the all attachments by iterating through > > every attachment and calling 'addMIMEPartAttachment' for every suitable > > attachment. Within that function 'addMIMEPartAttachment' i lost track on > > how the filename of the attachment is getting decoded or maybe its not > > decoded what in my opinion would be wrong. Maybe this part resides in > > 'transferDecodeContents' but i am not sure now. Still decoding the sources of > > these routines myself :) > > > > All i know is that on sending the forwarded message the filename is > > corrupted already. Looks like its encoded twice. While building the > > message to be handed over to sendmail i followed the process up to the > > function 'buildAllAttachments'. Inside that function the attachments > > turn out to be in a construct '$this->_cache' and every filename i get > > from '$part->getName(true)' is corrupted already. > > > > Now my hot guess is that the filename needs to be decoded before being > > written into that '_cache'. > > > > Regards > > Andreas
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